Alert archive / California / Flash Flood Warnings in 2010

Flash Flood Warning 30, NWS Los Angeles, CA

December 22, 2010Los Angeles County, California

NWS Los Angeles, CA issued this flash flood warning at Dec 22, 2010, 4:04 PM PST for Los Angeles County, California. It was in force for 3 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
Dec 22, 2010, 4:04 PM PST (00:04 UTC)
Expired
Dec 22, 2010, 7:00 PM PST
In force
3 hr
Issued by
NWS Los Angeles, CA
Area
Storm-based polygon
Flood severity
None

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 00:08 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
Dec 22, 5:08 PM PSTAreal Flood AdvisoryLOXLos Angeles112 min
Dec 22, 8:38 PM PSTSmall Craft AdvisoryLOX12 hr

Nearby

Flash Flood Warnings in California, 2010Every flash flood warning in 2010

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.