Alert archive / California / Excessive Heat Warnings in 2011

Excessive Heat Warning 1, NWS Los Angeles, CA

August 27, 2011Los Angeles County, California

NWS Los Angeles, CA issued this excessive heat warning at Aug 27, 2011, 3:15 AM PDT for Los Angeles County, California. It took effect at Aug 27, 2011, 2:00 PM PDT. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 27, 2011, 3:15 AM PDT (10:15 UTC)
In effect from
Aug 27, 2011, 2:00 PM PDT
Expired
Aug 27, 2011, 7:50 PM PDT
In force
6 hr
Issued by
NWS Los Angeles, CA

County Los Angeles County, CA

The radar

The Santa Ana Mts radar (KSOX), 71 km from the middle of the area, began a volume at 10:18 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.

The office that day

Everything else NWS Los Angeles, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 27, 3:13 AM PDTSmall Craft AdvisoryLOX6 hr
Aug 27, 9:05 AM PDTFlash Flood WatchLOX10 hr
Aug 27, 12:21 PM PDTSmall Craft AdvisoryLOX4 days
Aug 27, 2:19 PM PDTExcessive Heat WatchLOXLos Angeles12 hr
Aug 27, 4:00 PM PDTSpecial Weather StatementLOX60 min

Nearby

Excessive Heat Warnings in California, 2011Every excessive heat warning in 2011

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.