NOAA Weather Alerts Scraper API - NWS Severe Warnings
Pricing
from $2.00 / 1,000 nws active weather alerts scraper api evidence items
NOAA Weather Alerts Scraper API - NWS Severe Warnings
Search the National Weather Service active-alert GeoJSON API by area, point, zone, region, event and warning attributes. Returns bounded source-linked warning evidence, timing, instructions, geocodes and geometry with explicit no-match and source outcomes.
Pricing
from $2.00 / 1,000 nws active weather alerts scraper api evidence items
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Ava Torres
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NWS Active Weather Alerts Scraper API
Search the official National Weather Service active-alert GeoJSON endpoint by state/area, point, NWS zone, or region. Filter warning evidence by event, urgency, severity, certainty, status, message type, and RFC3339 overlap window.
Fast default
{"area":"CA","maxResults":3}
This preserves NWS order and returns up to three active California alerts, or one explicit NO_MATCH record. At $0.0001/start + $0.002/item, the default costs at most $0.0061.
Official endpoint:
$curl -H 'User-Agent: your-app/1.0 (you@example.com)' -H 'Accept: application/geo+json' 'https://api.weather.gov/alerts/active?area=CA'
FOUND rows normalize alert ID, event, headline, description, instruction, area and affected zones, timestamps, severity/certainty/urgency, sender, response type, geocode, geometry, source URL, retrieval time, and NWS update metadata. Invalid input, no match, and exhausted source retries are distinct explicit outcomes.
Important safety limits
Alerts are dynamic NWS-issued public warning evidence—not a complete historical archive, forecast, guaranteed delivery service, localized safety determination, or substitute for emergency instructions. Geometry and area descriptions may be broad; alerts may be updated, replaced, or cancelled. Always check current weather.gov/local emergency channels and follow official safety instructions.
See the full README for all fields, examples, filters, and time semantics.