Alert archive / California / Flash Flood Watches in 2015

Flash Flood Watch 7, NWS San Diego, CA

September 20, 2015Riverside County, San Bernardino County, San Diego County, California

NWS San Diego, CA issued this flash flood watch at Sep 20, 2015, 12:45 PM PDT for Riverside County, San Bernardino County, San Diego County, California. It took effect at Sep 21, 2015, 11:00 AM PDT. It was in force for 30 hr.

The area

The counties it named.

The facts

Issued
Sep 20, 2015, 12:45 PM PDT (19:45 UTC)
In effect from
Sep 21, 2015, 11:00 AM PDT
Expired
Sep 22, 2015, 5:00 PM PDT
In force
30 hr
Issued by
NWS San Diego, CA
Flood severity
None

Counties Riverside County, CA, San Bernardino County, CA, San Diego County, CA

The radar

The Santa Ana Mts radar (KSOX), 122 km from the middle of the area, began a volume at 19:42 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

Flash Flood Watches in California, 2015Every flash flood watch in 2015

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.