Live US weather and alerts | Storm Station 247

A scored day in full: every source, variable and hours ahead, with the number scored, the mean error, the mean absolute error, the root mean square error, the share missed by more than 5, the share inside the band and the ranked probability score, the checks and thirty days of history; or one airfield's thirty days; or a day's misses of more than 10 F, each with who was wrong, for the latest day scored. Free without payment: the day's summary for every forecast over all hours ahead, and which forecast leads; for an airfield its last seven days; for the misses, how many there were.

The places under each weather alert in force (the alerts themselves are free and complete for everyone, without payment): every city, town and place inside each alert with its page and its people, how it is sorted by kind and weight, the Field Book plates that explain it, and how the alerts stand by state and by kind. Free without payment: every alert in force, complete: its event, headline, severity, urgency, certainty, times, area, counties, drawn area, description and instructions.

A Field Book plate whole: its definition, the reading in full, its scales, ingredients and equations with every symbol, its specification table with the provenance and source of each number, its signatures and lookalikes, its drawings with their numbered parts and sheets, the alerts and instruments it explains, and every work it cites. This call needs plate, a Field Book plate number as FB-EVT-150; the example below answers for real. Every address this endpoint serves is listed one at a time at https://stormstation247.com/api/x402.

The weather where the heaviest alerts in force fall (the alerts themselves are free and complete for everyone, without payment): for each leading alert, the weather now at the place under it (temperature, feels like, wind, gust, humidity and sky) and the days ahead there. Free without payment: the heaviest alerts leading now, each complete, with the place under it, how many other places it covers, and its page.

The forecast for an American place: every hour of the next forty-eight with its temperature, sky and chance of rain, and every day of the ten ahead with its high, low, sky, chance of rain, strongest wind and its direction, ultraviolet, sunrise, sunset and moon, with every alert in force there in full, which the free answer carries too. This call needs at, a place page address as co/denver, or place by name, or lat and lon in degrees; the example below answers for real. Every address this endpoint serves is listed one at a time at https://stormstation247.com/api/x402.

Every instrument a state's networks report that the register does not list yet: its network, kind, name, county, position, when it was first heard, its latest report, its 247 rank, and its page where it now has one. This call needs state, two letters; the example below answers for real. Every address this endpoint serves is listed one at a time at https://stormstation247.com/api/x402.

Every place that matches a name, best first, each with its kind, its full label, its coordinate and its bounds; or the place at a point. This call needs q, three characters or more, or lat and lon; the example below answers for real. Every address this endpoint serves is listed one at a time at https://stormstation247.com/api/x402.

The whole ledger: every count by state and by network, the sites, the stations refused for their terms, the gauges, places, towns and mountains, and the live count of stations heard by where they were heard and by state. Free without payment: the national totals, and how many stations were heard and ranked.

One state's whole register: every instrument with its name, network, position, height, county, the kind of site it stands at, its page and its 247 rank. This call needs state, two letters; the example below answers for real. Every address this endpoint serves is listed one at a time at https://stormstation247.com/api/x402.

One instrument's whole 247 rank: its place in its state today, the reports due and received, how fast they arrived, its longest silence, the spread of the state, and its rank on every day before. This call needs key, the instrument as net:<STATE>_<NETWORK>:<id>; the example below answers for real. Every address this endpoint serves is listed one at a time at https://stormstation247.com/api/x402.

A state's whole ranking today, best first: every instrument with its rank and the share of its scheduled reports received, and the spread of shares across the state. This call needs state, two letters; the example below answers for real. Every address this endpoint serves is listed one at a time at https://stormstation247.com/api/x402.

Up to fifty matches for a name or an identifier, best first, each with its kind, name, where it is, its page, the other names and identifiers it answers to, and how well it matched. This call needs q, two characters or more; the example below answers for real. Every address this endpoint serves is listed one at a time at https://stormstation247.com/api/x402.

Everything one instrument is publishing right now: every figure it reports with its own unit, the sky it sees, the raw observation those figures were decoded from, where it stands and how high, how much of the network reads it, and its station report: the Field Book sheets drawn from that reading, each with the plates it draws on and the drawing as SVG. This call needs state, family and id, the three parts of an instrument page address; the example below answers for real. Every address this endpoint serves is listed one at a time at https://stormstation247.com/api/x402.

A full weather report for an American place: current conditions with feels-like, wind chill and heat index, dew point, humidity, cloud, pressure and UV; forty-eight hours ahead; ten days of highs, lows, wind and sun times; and any active severe weather alerts in full, which the free answer carries too. This call needs place by name, or lat and lon in degrees; the example below answers for real. Every address this endpoint serves is listed one at a time at https://stormstation247.com/api/x402.

The ranking pass in full: when it last ran, how many states and instruments it ranked, any state claimed and not finished, and every failure. Free without payment: the day, and whether the pass finished.

Every airfield, road and soil report of the last ninety minutes in full: its name, temperature, dew point, humidity, wind, gust and direction, pressure, visibility, the sky in layers, the weather present, the hour's precipitation and the report as sent. Free without payment: where each instrument stands, its kind, its temperature and how old the report is.