415 lines
19 KiB
HTML
415 lines
19 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Heloha — NEXRAD Radar</title>
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<link rel="stylesheet" href="https://unpkg.com/leaflet@1.9.4/dist/leaflet.css" />
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<style>
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* { margin: 0; padding: 0; box-sizing: border-box; }
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body { background: #0d1117; color: #e6edf3; font-family: 'SF Mono', 'Fira Mono', monospace; }
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#map { width: 100vw; height: 100vh; }
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/* ── shared panel style ── */
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.panel {
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background: rgba(13,17,23,0.90);
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border: 1px solid #30363d;
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border-radius: 8px;
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pointer-events: none;
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}
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/* ── Top HUD ── */
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#hud {
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position: absolute; top: 14px; left: 50%;
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transform: translateX(-50%);
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z-index: 1000;
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padding: 7px 18px;
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font-size: 12px; color: #8b949e;
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white-space: nowrap; letter-spacing: 0.02em;
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display: flex; align-items: center; gap: 0;
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}
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#hud .site { color: #58a6ff; font-weight: 700; font-size: 13px; }
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#hud .label { color: #c9d1d9; }
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#hud .hi { color: #3fb950; font-weight: 600; }
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#hud .sep { color: #30363d; margin: 0 10px; user-select: none; }
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/* ── Loop player ── */
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#player {
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position: absolute; bottom: 36px; left: 50%;
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transform: translateX(-50%);
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z-index: 1000;
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padding: 8px 14px;
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display: flex; align-items: center; gap: 10px;
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pointer-events: all;
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}
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#player button {
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background: none; border: 1px solid #30363d;
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color: #c9d1d9; border-radius: 5px;
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padding: 4px 10px; font: 12px monospace;
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cursor: pointer; transition: border-color .15s, color .15s;
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}
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#player button:hover { border-color: #58a6ff; color: #58a6ff; }
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#player button.active { border-color: #58a6ff; color: #58a6ff; background: rgba(88,166,255,0.08); }
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#player button:disabled { opacity: 0.35; cursor: default; }
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#scrubber {
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width: 180px; accent-color: #58a6ff; cursor: pointer;
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}
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#frame-time { font-size: 11px; color: #8b949e; min-width: 60px; }
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#live-badge {
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font-size: 10px; font-weight: 700; letter-spacing: .06em;
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color: #3fb950; border: 1px solid #3fb950;
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border-radius: 4px; padding: 1px 5px;
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animation: pulse 2s infinite;
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}
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#live-badge.hidden { display: none; }
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@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.5} }
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/* ── dBZ Legend ── */
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#legend, #vel-legend {
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position: absolute; bottom: 36px; left: 16px;
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z-index: 1000;
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padding: 10px 14px;
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font-size: 11px; color: #8b949e;
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pointer-events: none; min-width: 108px;
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}
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#vel-legend { display: none; }
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.legend-title {
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color: #c9d1d9; font-size: 10px; font-weight: 700;
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letter-spacing: .08em; text-transform: uppercase; margin-bottom: 7px;
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}
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.legend-row { display: flex; align-items: center; gap: 8px; margin-bottom: 3px; }
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.swatch { width: 22px; height: 10px; border-radius: 2px; flex-shrink: 0; }
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.lbl { color: #8b949e; font-size: 10px; }
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/* ── NWS Warning tooltips ── */
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.warn-tip {
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background: rgba(13,17,23,0.92) !important;
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border: 1px solid #30363d !important;
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border-radius: 6px !important; color: #c9d1d9 !important;
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font: 11px/1.5 monospace !important;
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box-shadow: none !important; padding: 5px 9px !important;
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}
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.warn-tip::before { display: none !important; }
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/* ── Radar site tooltips ── */
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.radar-tip {
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background: rgba(13,17,23,0.92) !important;
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border: 1px solid #30363d !important;
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border-radius: 6px !important; color: #c9d1d9 !important;
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font: 11px/1.5 monospace !important;
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box-shadow: none !important; padding: 5px 9px !important;
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}
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.radar-tip b { color: #58a6ff; }
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.radar-tip::before { display: none !important; }
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</style>
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</head>
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<body>
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<!-- Top HUD -->
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<div id="hud" class="panel">
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<span class="site">15 NEXRAD</span>
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<span class="sep">|</span>
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<span class="label" id="product-label">Base Reflectivity 0.5°</span>
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<span class="sep">|</span>
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<span class="label">KTLX </span><span class="hi" id="scan-time">—</span>
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<span class="sep">|</span>
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<span class="hi" id="utc-clock">--:-- UTC</span>
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<span class="sep">·</span>
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<span class="label" id="cst-clock">--:-- CDT</span>
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</div>
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<!-- Loop player -->
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<div id="player" class="panel">
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<button id="btn-refl" class="active" onclick="setProduct('reflectivity')">REFL</button>
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<button id="btn-vel" onclick="setProduct('velocity')">VEL</button>
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<span class="sep" style="margin:0 2px"></span>
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<button id="btn-play" onclick="playToggle()">▶</button>
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<input id="scrubber" type="range" min="0" max="0" step="1" value="0"
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oninput="onScrub(this.value)">
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<span id="live-badge">LIVE</span>
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<span id="frame-time"></span>
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</div>
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<!-- Reflectivity legend -->
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<div id="legend" class="panel">
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<div class="legend-title">dBZ</div>
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<div class="legend-row"><div class="swatch" style="background:#028e00"></div><span class="lbl">20 – 25</span></div>
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<div class="legend-row"><div class="swatch" style="background:#01b44c"></div><span class="lbl">25 – 30</span></div>
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<div class="legend-row"><div class="swatch" style="background:#9ce400"></div><span class="lbl">30 – 35</span></div>
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<div class="legend-row"><div class="swatch" style="background:#d8d800"></div><span class="lbl">35 – 40</span></div>
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<div class="legend-row"><div class="swatch" style="background:#ffaa00"></div><span class="lbl">40 – 45</span></div>
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<div class="legend-row"><div class="swatch" style="background:#ff0000"></div><span class="lbl">45 – 50</span></div>
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<div class="legend-row"><div class="swatch" style="background:#d00000"></div><span class="lbl">50 – 55</span></div>
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<div class="legend-row"><div class="swatch" style="background:#c00080"></div><span class="lbl">55 – 60</span></div>
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<div class="legend-row"><div class="swatch" style="background:#fff700"></div><span class="lbl">> 60</span></div>
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</div>
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<!-- Velocity legend -->
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<div id="vel-legend" class="panel">
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<div class="legend-title">m/s</div>
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<div class="legend-row"><div class="swatch" style="background:#ff0000"></div><span class="lbl">≤ −27 inbound</span></div>
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<div class="legend-row"><div class="swatch" style="background:#ff6666"></div><span class="lbl">−27 – −14</span></div>
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<div class="legend-row"><div class="swatch" style="background:#ffaaaa"></div><span class="lbl">−14 – −1</span></div>
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<div class="legend-row"><div class="swatch" style="background:#333;border:1px solid #444"></div><span class="lbl">near zero</span></div>
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<div class="legend-row"><div class="swatch" style="background:#aaffaa"></div><span class="lbl">+1 – +14</span></div>
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<div class="legend-row"><div class="swatch" style="background:#00cc00"></div><span class="lbl">+14 – +27</span></div>
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<div class="legend-row"><div class="swatch" style="background:#006600"></div><span class="lbl">≥ +27 outbound</span></div>
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</div>
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<div id="map"></div>
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<script src="https://unpkg.com/leaflet@1.9.4/dist/leaflet.js"></script>
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<script>
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// ── NEXRAD site list ──────────────────────────────────────────────────────
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const nexradSites = [
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{ id: 'KTLX', name: 'Oklahoma City, OK', lat: 35.3331, lon: -97.2778 },
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{ id: 'KINX', name: 'Tulsa, OK', lat: 36.1750, lon: -95.5647 },
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{ id: 'KVNX', name: 'Vance AFB, OK', lat: 36.7408, lon: -98.1278 },
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{ id: 'KFDR', name: 'Frederick, OK', lat: 34.3622, lon: -98.9764 },
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{ id: 'KSRX', name: 'Fort Smith, AR', lat: 35.2906, lon: -94.3619 },
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{ id: 'KLZK', name: 'Little Rock, AR', lat: 34.8364, lon: -92.2622 },
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{ id: 'KSHV', name: 'Shreveport, LA', lat: 32.4508, lon: -93.8411 },
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{ id: 'KFWS', name: 'Fort Worth, TX', lat: 32.5728, lon: -97.3028 },
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{ id: 'KDYX', name: 'Dyess AFB, TX', lat: 32.5386, lon: -99.2539 },
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{ id: 'KAMA', name: 'Amarillo, TX', lat: 35.2333, lon: -101.709 },
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{ id: 'KLBB', name: 'Lubbock, TX', lat: 33.6542, lon: -101.814 },
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{ id: 'KICT', name: 'Wichita, KS', lat: 37.6545, lon: -97.4433 },
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{ id: 'KDDC', name: 'Dodge City, KS', lat: 37.7608, lon: -99.9689 },
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{ id: 'KSGF', name: 'Springfield, MO', lat: 37.2353, lon: -93.4008 },
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{ id: 'KEAX', name: 'Kansas City, MO', lat: 38.8100, lon: -94.2644 },
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];
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// ── Map init ─────────────────────────────────────────────────────────────
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const map = L.map('map', { center: [36.0, -97.5], zoom: 7, zoomControl: true });
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L.tileLayer('https://{s}.basemaps.cartocdn.com/dark_all/{z}/{x}/{y}{r}.png', {
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attribution: '© OpenStreetMap contributors © CARTO',
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maxZoom: 19,
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}).addTo(map);
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// ── State ─────────────────────────────────────────────────────────────────
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const state = {
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product: 'reflectivity',
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frameCount: 0,
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currentFrame: -1, // -1 = live (always latest)
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playing: false,
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playTimer: null,
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frames: [], // [{index, time, age_seconds}] oldest→newest
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};
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// ── Radar tile layer ──────────────────────────────────────────────────────
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let radarLayer = null;
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function tileUrl() {
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const frame = state.currentFrame === -1 ? 'latest' : state.currentFrame;
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return `/api/v1/tile/composite/${state.product}/${frame}/{z}/{x}/{y}.png`;
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}
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function refreshLayer() {
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if (radarLayer) map.removeLayer(radarLayer);
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radarLayer = L.tileLayer(tileUrl(), {
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opacity: 0.85, maxZoom: 19, updateWhenIdle: false,
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}).addTo(map);
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updateFrameTime();
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}
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function updateFrameTime() {
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const el = document.getElementById('frame-time');
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const badge = document.getElementById('live-badge');
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if (state.currentFrame === -1 || state.frames.length === 0) {
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el.textContent = '';
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badge.classList.remove('hidden');
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} else {
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const f = state.frames[state.currentFrame];
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if (f) {
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const t = new Date(f.time);
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el.textContent = t.toLocaleTimeString('en-US', {
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timeZone: 'UTC', hour: '2-digit', minute: '2-digit', hour12: false,
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}) + ' UTC';
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}
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badge.classList.add('hidden');
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}
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}
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// ── Product toggle ────────────────────────────────────────────────────────
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function setProduct(p) {
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state.product = p;
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state.currentFrame = -1;
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stopPlay();
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document.getElementById('btn-refl').classList.toggle('active', p === 'reflectivity');
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document.getElementById('btn-vel').classList.toggle('active', p === 'velocity');
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document.getElementById('product-label').textContent =
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p === 'reflectivity' ? 'Base Reflectivity 0.5°' : 'Base Velocity 0.5°';
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document.getElementById('legend').style.display = p === 'reflectivity' ? '' : 'none';
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document.getElementById('vel-legend').style.display = p === 'velocity' ? '' : 'none';
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fetchFrames().then(() => refreshLayer());
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}
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// ── Scrubber / frame nav ──────────────────────────────────────────────────
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function onScrub(val) {
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stopPlay();
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const i = parseInt(val);
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state.currentFrame = i < state.frameCount ? i : -1;
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refreshLayer();
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}
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function updateScrubber() {
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const s = document.getElementById('scrubber');
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s.max = Math.max(0, state.frameCount - 1);
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s.value = state.currentFrame === -1 ? s.max : state.currentFrame;
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}
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// ── Playback ──────────────────────────────────────────────────────────────
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function playToggle() {
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state.playing ? stopPlay() : startPlay();
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}
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function startPlay() {
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if (state.frameCount < 2) return;
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state.playing = true;
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document.getElementById('btn-play').textContent = '⏸';
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// Start from oldest if currently live
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if (state.currentFrame === -1) state.currentFrame = 0;
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state.playTimer = setInterval(() => {
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state.currentFrame = (state.currentFrame + 1) % state.frameCount;
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updateScrubber();
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refreshLayer();
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}, 500);
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}
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function stopPlay() {
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state.playing = false;
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document.getElementById('btn-play').textContent = '▶';
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if (state.playTimer) { clearInterval(state.playTimer); state.playTimer = null; }
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}
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// ── Frame metadata ────────────────────────────────────────────────────────
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async function fetchFrames() {
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try {
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const r = await fetch(`/api/v1/frames?product=${state.product}`);
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const d = await r.json();
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state.frameCount = d.frame_count || 0;
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state.frames = d.frames || [];
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updateScrubber();
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const velBtn = document.getElementById('btn-vel');
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if (state.product === 'reflectivity') {
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// check if vel has any frames
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const vr = await fetch('/api/v1/frames?product=velocity');
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const vd = await vr.json();
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velBtn.disabled = (vd.frame_count || 0) === 0;
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velBtn.title = velBtn.disabled ? 'Velocity not available from this source' : '';
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}
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} catch(e) { console.warn('frames fetch failed', e); }
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}
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// ── Scan time ─────────────────────────────────────────────────────────────
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async function fetchScanTime() {
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try {
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const r = await fetch('/api/v1/scan-time');
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document.getElementById('scan-time').textContent = await r.text();
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} catch(e) {}
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}
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// ── UTC / CDT clock ───────────────────────────────────────────────────────
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function updateClock() {
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const now = new Date();
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document.getElementById('utc-clock').textContent =
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now.toLocaleTimeString('en-US', { timeZone: 'UTC', hour: '2-digit', minute: '2-digit', second: '2-digit', hour12: false }) + ' UTC';
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const tzName = new Intl.DateTimeFormat('en-US', { timeZone: 'America/Chicago', timeZoneName: 'short' })
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.formatToParts(now).find(p => p.type === 'timeZoneName')?.value || 'CT';
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document.getElementById('cst-clock').textContent =
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now.toLocaleTimeString('en-US', { timeZone: 'America/Chicago', hour: '2-digit', minute: '2-digit', second: '2-digit', hour12: false }) + ' ' + tzName;
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}
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setInterval(updateClock, 1000);
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updateClock();
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// ── NWS Active Warnings ───────────────────────────────────────────────────
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const alertColors = {
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'Tornado Warning': '#FF0000',
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'Severe Thunderstorm Warning': '#FFA500',
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'Tornado Watch': '#FFFF00',
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'Severe Thunderstorm Watch': '#DB7093',
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'Flash Flood Warning': '#00FF00',
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'Flash Flood Watch': '#2E8B57',
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'Special Weather Statement': '#FFE4B5',
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};
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function alertColor(event) {
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for (const [k, v] of Object.entries(alertColors)) {
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if (event && event.includes(k)) return v;
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}
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return '#AAAAAA';
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}
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// Dedicated pane above radar tiles (default overlay pane is z=400; we use 450)
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map.createPane('warnings');
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map.getPane('warnings').style.zIndex = 450;
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map.getPane('warnings').style.pointerEvents = 'none';
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let warningLayer = null;
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async function fetchWarnings() {
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try {
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const r = await fetch('https://api.weather.gov/alerts/active?area=OK,TX,KS,AR,MO,LA,CO,NM');
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const d = await r.json();
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if (warningLayer) map.removeLayer(warningLayer);
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warningLayer = L.geoJSON(d, {
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filter: f => f.geometry !== null,
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pane: 'warnings',
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style: f => {
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const c = alertColor(f.properties.event);
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return { color: c, weight: 2.5, opacity: 1, fillColor: c, fillOpacity: 0.30, dashArray: '6 4' };
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},
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onEachFeature: (f, layer) => {
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layer.bindTooltip(
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`<b>${f.properties.event}</b><br>${f.properties.areaDesc || ''}`,
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{ sticky: true, opacity: 0.95, className: 'warn-tip' }
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);
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},
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}).addTo(map);
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} catch(e) { console.warn('warnings fetch failed', e); }
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}
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// ── Range rings + site markers ────────────────────────────────────────────
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nexradSites.forEach(site => {
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[100, 200].forEach(km => {
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L.circle([site.lat, site.lon], {
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radius: km * 1000, color: '#fff', weight: 0.4,
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opacity: 0.10, fill: false, interactive: false,
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}).addTo(map);
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});
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L.circleMarker([site.lat, site.lon], {
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radius: 3, color: '#fff', fillColor: '#fff', fillOpacity: 0.9, weight: 1,
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})
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.bindTooltip(`<b>${site.id}</b><br>${site.name}`, {
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direction: 'top', offset: [0, -6], opacity: 0.92, className: 'radar-tip',
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})
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.addTo(map);
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L.marker([site.lat, site.lon], {
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interactive: false,
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icon: L.divIcon({
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className: '',
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html: `<span style="color:rgba(255,255,255,0.6);font:9px/1 monospace;padding-left:6px;white-space:nowrap">${site.id}</span>`,
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iconAnchor: [-2, 4],
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}),
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}).addTo(map);
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});
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// ── Scale bar ─────────────────────────────────────────────────────────────
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L.control.scale({ imperial: true, metric: true, position: 'bottomright' }).addTo(map);
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// ── Boot ──────────────────────────────────────────────────────────────────
|
||
fetchFrames().then(() => refreshLayer());
|
||
fetchWarnings();
|
||
fetchScanTime();
|
||
|
||
setInterval(fetchFrames, 120_000);
|
||
setInterval(fetchWarnings, 120_000);
|
||
setInterval(fetchScanTime, 60_000);
|
||
// Auto-refresh live layer every 60 s when not looping
|
||
setInterval(() => { if (!state.playing && state.currentFrame === -1) refreshLayer(); }, 60_000);
|
||
</script>
|
||
</body>
|
||
</html>
|