affected_zones; short-fuse convective warnings (Tornado, Severe Thunderstorm, Flash Flood, Special Marine) carry a polygon. All timestamps are ISO 8601 with the issuing office's local offset. Attribution: NOAA National Weather Service (api.weather.gov).x-api-key: ********************curl --location '/api/v1/weather/nws/alerts/active?area=NY®ion_type=land&zone=NYZ071&event=Frost%20Advisory&severity=Severe&urgency=Immediate&certainty=Likely&limit=500' \
--header 'x-api-key: <api-key>'{
"data": {
"count": 0,
"alerts": [
{
"id": "string",
"sent": "string",
"effective": "string",
"onset": "string",
"expires": "string",
"ends": "string",
"status": "string",
"message_type": "string",
"category": "string",
"severity": "string",
"certainty": "string",
"urgency": "string",
"response": "string",
"event": "string",
"sender": "string",
"sender_name": "string",
"headline": "string",
"description": "string",
"instruction": "string",
"area_description": "string",
"affected_zones": [
"string"
],
"geocode": {
"property1": "string",
"property2": "string"
},
"parameters": {
"property1": "string",
"property2": "string"
},
"geometry": {
"property1": "string",
"property2": "string"
}
}
],
"filters": {
"property1": "string",
"property2": "string"
}
},
"meta": {
"endpoint": "/api/v1/fred/us/cpi",
"data_time": "2026-04-16T14:30:00Z",
"response_time": "2026-04-16T14:30:12Z",
"provider": "Sugra API v1.0.1",
"source": "string",
"fallback_used": true,
"fallback_chain": [
"string"
],
"cached": true
}
}