Alert archive / California / Flash Flood Warnings in 2019

Flash Flood Warning 123, NWS Phoenix, AZ

December 26, 2019Imperial County, Riverside County, California

NWS Phoenix, AZ issued this flash flood warning at Dec 26, 2019, 8:35 AM PST for Imperial County, Riverside 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 26, 2019, 8:35 AM PST (16:35 UTC)
Expired
Dec 26, 2019, 11:23 AM PST
In force
3 hr
Issued by
NWS Phoenix, AZ
Area
Storm-based polygon
Flood severity
None

Counties Imperial County, CA, Riverside County, CA

The radar

The San Diego radar (KNKX), 137 km from the middle of the area, began a volume at 16:37 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.

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Phoenix, AZ wrote its last area forecast discussion before this flash flood warning went out at Dec 26, 8:35 AM PST, 0 minutes earlier.

Area forecast discussion, Dec 26, 8:35 AM PST, 0 minutes before
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The office that day

Everything else NWS Phoenix, AZ issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 26, 1:34 AM PSTWinter Weather AdvisoryPSRGila, Maricopa, Pinal66 hr
Dec 26, 3:52 AM PSTDense Fog AdvisoryPSRPinal4 hr

Nearby

Flash Flood Warnings in California, 2019Every flash flood warning in 2019

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.