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feat: Add 'TR' weather code and decode weather phenomena in remarks

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Co-authored-by: aider (gemini/gemini-2.5-pro) <aider@aider.chat>
This commit is contained in:
Tanner Collin
2026-02-14 15:20:27 -07:00
parent 41488b86ad
commit 47f9e8aa41
1 changed files with 5 additions and 2 deletions
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metar.html
+5 -2
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@@ -105,7 +105,7 @@
'UP': 'unknown precipitation', 'BR': 'mist', 'FG': 'fog', 'FU': 'smoke',
'VA': 'volcanic ash', 'DU': 'widespread dust', 'SA': 'sand', 'HZ': 'haze',
'PY': 'spray', 'PO': 'well-developed dust/sand whirls', 'SQ': 'squalls',
'FC': 'funnel cloud(s)', 'SS': 'sandstorm', 'DS': 'duststorm'
'FC': 'funnel cloud(s)', 'SS': 'sandstorm', 'DS': 'duststorm', 'TR': 'trace'
};
const precipitationTypes = ['DZ', 'RA', 'SN', 'SG', 'IC', 'PL', 'GR', 'GS', 'UP'];
@@ -210,11 +210,14 @@
function decodeRemarks(parts) {
let decoded = ["RMK: Remarks"];
const weatherRegex = /^([+-]|VC)?(MI|PR|BC|DR|BL|SH|TS|FZ|DZ|RA|SN|SG|IC|PL|GR|GS|UP|BR|FG|FU|VA|DU|SA|HZ|PY|PO|SQ|FC|SS|DS|TR)+$/;
parts.forEach(part => {
if (part.startsWith('SLP')) {
decoded.push(` - ${decodeSlp(part)}`);
} else if (part.match(/^([A-Z]{2}\d)+$/)) {
decoded.push(` - ${decodeCloudTypesRemark(part)}`);
} else if (weatherRegex.test(part)) {
decoded.push(` - ${decodeWeather(part)}`);
} else if (part.match(/^(AC|CI|CC)/)) {
decoded.push(` - ${part}: Cloud types and coverage details`);
} else {
@@ -265,7 +268,7 @@
sections.push({ raw: part, decoded: decodeWind(part) });
} else if (part.endsWith('SM') || part.match(/^\d+$/) || part.match(/^\d\/\dSM$/)) {
sections.push({ raw: part, decoded: decodeVisibility(part) });
} else if (part.match(/^([+-]|VC)?(MI|PR|BC|DR|BL|SH|TS|FZ|DZ|RA|SN|SG|IC|PL|GR|GS|UP|BR|FG|FU|VA|DU|SA|HZ|PY|PO|SQ|FC|SS|DS)+$/)) {
} else if (part.match(/^([+-]|VC)?(MI|PR|BC|DR|BL|SH|TS|FZ|DZ|RA|SN|SG|IC|PL|GR|GS|UP|BR|FG|FU|VA|DU|SA|HZ|PY|PO|SQ|FC|SS|DS|TR)+$/)) {
sections.push({ raw: part, decoded: decodeWeather(part) });
} else if (part.match(/^(SKC|CLR|FEW|SCT|BKN|OVC)/)) {
sections.push({ raw: part, decoded: decodeClouds(part) });