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NWSWeather

NWS Public Alerts (CAP)

Common Alerting Protocol (CAP) feed of all active NWS alerts including aviation hazards.

Agency

NWS

Update cadence

Streamed, polled every 5 minutes

Category

Weather

What we ingest

Alert geometries, severity, urgency and certainty fields.

How AeroCopilot uses it

High-severity alert banners and AI weather context.

Powers these features

The product surfaces below depend on this feed.

AI Copilot weather

Try the AI Copilot with this data

The Copilot has live access to NWS Public Alerts (CAP) during every conversation.