Alert archive / California / Heat Advisories in 2026
Heat Advisory 3, NWS Eureka, CA
NWS Eureka, CA issued this heat advisory at Aug 1, 2026, 10:37 PM PDT for 5 counties in California. It took effect at Aug 3, 2026, 11:00 AM PDT. It was in force for 6 days.
The area
The counties it named.
The facts
- Issued
- Aug 1, 2026, 10:37 PM PDT (05:37 UTC)
- In effect from
- Aug 3, 2026, 11:00 AM PDT
- Expired
- Aug 9, 2026, 10:00 PM PDT
- In force
- 6 days
- Issued by
- NWS Eureka, CA
Counties Del Norte County, CA, Humboldt County, CA, Lake County, CA, Mendocino County, CA, Trinity County, CA
The radar
The Eureka (Bunker Hill) radar (KBHX), 75 km from the middle of the area, began a volume at 05:37 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
Nearby
Heat Advisories in California, 2026Every heat advisory in 2026
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.