Alert archive / California / Frost Advisories in 2022

Frost Advisory 4, NWS San Francisco Bay Area, CA

November 2, 20225 counties in California

NWS San Francisco Bay Area, CA issued this frost advisory at Nov 2, 2022, 2:13 PM PDT for 5 counties in California. It took effect at Nov 3, 2022, 12:00 AM PDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Nov 2, 2022, 2:13 PM PDT (21:13 UTC)
In effect from
Nov 3, 2022, 12:00 AM PDT
Expired
Nov 3, 2022, 9:00 AM PDT
In force
9 hr
Issued by
NWS San Francisco Bay Area, CA

Counties Marin County, CA, Monterey County, CA, Napa County, CA, San Benito County, CA, Sonoma County, CA

The radar

The San Francisco radar (KMUX), 50 km from the middle of the area, began a volume at 21:13 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
Nov 2, 11:58 AM PDTSpecial Weather StatementMTRAlameda17 min
Nov 2, 12:20 PM PDTSpecial Weather StatementMTRSanta Clara25 min
Nov 2, 12:43 PM PDTSpecial Weather StatementMTRSanta Clara32 min
Nov 2, 12:49 PM PDTSpecial Weather StatementMTRSanta Clara26 min
Nov 2, 1:00 PM PDTSpecial Weather StatementMTRSanta Cruz30 min
Nov 2, 1:42 PM PDTSpecial Weather StatementMTRSanta Clara33 min
Nov 2, 2:47 PM PDTSmall Craft AdvisoryMTR36 hr

Nearby

Frost Advisories in California, 2022Every frost advisory 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.