Alert archive / California / Flood Watches in 2009

Flood Watch 1, NWS San Francisco Bay Area, CA

August 28, 2009Alameda County, Contra Costa County, California

NWS San Francisco Bay Area, CA issued this flood watch at Aug 28, 2009, 7:00 PM PDT for Alameda County, Contra Costa County, California. It was in force for 45 hr.

The area

The counties it named.

The facts

Issued
Aug 28, 2009, 7:00 PM PDT (02:00 UTC)
Expired
Aug 30, 2009, 4:20 PM PDT
In force
45 hr
Issued by
NWS San Francisco Bay Area, CA
Flood severity
None

Counties Alameda County, CA, Contra Costa County, CA

The radar

The San Francisco radar (KMUX), 70 km from the middle of the area, began a volume at 02:04 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

Flood Watches in California, 2009Every flood watch in 2009

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.