Alert archive / California / Flash Flood Watches in 2016

Flash Flood Watch 4, NWS Los Angeles, CA

April 9, 2016Los Angeles County, California

NWS Los Angeles, CA issued this flash flood watch at Apr 9, 2016, 4:58 AM PDT for Los Angeles County, California. It took effect at Apr 9, 2016, 12:00 PM PDT. It was in force for 32 hr.

The area

The counties it named.

The facts

Issued
Apr 9, 2016, 4:58 AM PDT (11:58 UTC)
In effect from
Apr 9, 2016, 12:00 PM PDT
Expired
Apr 10, 2016, 8:00 PM PDT
In force
32 hr
Issued by
NWS Los Angeles, CA
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 11:57 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
Apr 9, 11:31 AM PDTAreal Flood AdvisoryLOXVentura119 min

Nearby

Flash Flood Watches in California, 2016Every flash flood watch in 2016

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.