Alert archive / California / Flash Flood Watches in 2022

Flash Flood Watch 3, NWS San Francisco Bay Area, CA

December 9, 2022Monterey County, California

NWS San Francisco Bay Area, CA issued this flash flood watch at Dec 9, 2022, 2:27 PM PST for Monterey County, California. It took effect at Dec 10, 2022, 10:00 AM PST. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued: Dec 9, 2022, 2:27 PM PST (22:27 UTC)
In effect from: Dec 10, 2022, 10:00 AM PST
Expired: Dec 10, 2022, 9:50 PM PST
In force: 12 hr
Issued by: NWS San Francisco Bay Area, CA
Flood severity: None

County Monterey County, CA

The radar

The San Francisco radar (KMUX), 115 km from the middle of the area, began a volume at 22:30 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.

What forecasters said that day

The local office's own words before this flash flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS San Francisco Bay Area, CA wrote its last area forecast discussion before this flash flood watch went out at Dec 9, 9:57 AM PST, 4 hours 30 minutes earlier.

Area forecast discussion, Dec 9, 9:57 AM PST, 4 hours 30 minutes before

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The office that day

Everything else NWS San Francisco Bay Area, CA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Dec 9, 2:52 AM PST	Gale Warning	MTR		36 hr
Dec 9, 2:52 AM PST	Small Craft Advisory	MTR		4 days

Nearby

Flash Flood Watches in California, 2022 Every flash 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.