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CAR API/CAP

Build on the alerts CAR collects, or connect a receiver to them.

The CAR API provides JSON endpoints for alerts and announcements.

https://alerts.globaleas.org/api/v2

The CAP feed publishes active alerts as an IPAWS-compatible Atom feed. Receivers can check the update URL to see when the feed last changed.

https://alerts.globaleas.org/IPAWSOPEN_EAS_SERVICE/rest/feed
https://alerts.globaleas.org/IPAWSOPEN_EAS_SERVICE/rest/update
Open API reference
SMW sent by ERN/CRTV
expired 5 months ago 
The National Weather Service has issued A SPECIAL MARINE WARNING for the following counties or areas: Lake Erie; Detroit River, Lake St. Clair; at 10:20 PM on JUN 11, 2026 Effective until 11:50 PM. Message from DON/JKZ/.
Additional alert information
Originator FIPS Codes Start Time End Time Severity
WXR 096444, 094423 6/12/2026 4:20:00 AM (UTC)
5 months ago		 6/12/2026 5:50:00 AM (UTC)
5 months ago		 WARNING