Alert archive / California / Flood Watches in 2022

Flood Watch 3, NWS San Francisco Bay Area, CA

December 28, 202211 counties in California

NWS San Francisco Bay Area, CA issued this flood watch at Dec 28, 2022, 2:00 PM PST for 11 counties in California. It took effect at Dec 30, 2022, 4:00 PM PST. It was in force for 28 hr.

The area

The counties it named.

The facts

Issued
Dec 28, 2022, 2:00 PM PST (22:00 UTC)
In effect from
Dec 30, 2022, 4:00 PM PST
Expired
Dec 31, 2022, 8:04 PM PST
In force
28 hr
Issued by
NWS San Francisco Bay Area, CA
Flood severity
None

Counties Alameda County, CA, City and County of San Francisco, CA, Contra Costa County, CA, Marin County, CA, Monterey County, CA, Napa County, CA, San Benito County, CA, San Mateo County, CA, Santa Clara County, CA, Santa Cruz County, CA, Sonoma County, CA

The radar

The San Francisco radar (KMUX), 46 km from the middle of the area, began a volume at 22:01 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 San Francisco Bay Area, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 28, 5:10 AM PSTDense Fog AdvisoryMTRMonterey, San Benito3 hr

Nearby

Flood Watches in California, 2022Every flood watch in 2022

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.