Alert archive / California / Special Marine Warnings in 2021

Special Marine Warning 8, NWS San Francisco Bay Area, CA

December 29, 2021

NWS San Francisco Bay Area, CA issued this special marine warning at Dec 29, 2021, 1:33 AM PST. It was in force for 27 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Dec 29, 2021, 1:33 AM PST (09:33 UTC)
Expired: Dec 29, 2021, 2:00 AM PST
In force: 27 min
Issued by: NWS San Francisco Bay Area, CA
Area: Storm-based polygon
Hail: 0.0 in
Wind: 34.0 mph

What forecasters said that day

The local office's own words before this special marine warning 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 special marine warning went out at Dec 28, 10:06 PM PST, 3 hours 27 minutes earlier.

Area forecast discussion, Dec 28, 10:06 PM PST, 3 hours 27 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 29, 1:39 AM PST	Areal Flood Advisory	MTR	City and County of San Francisco, San Mateo	2 hr
Dec 29, 9:57 AM PST	Areal Flood Advisory	MTR	City and County of San Francisco, San Mateo	3 hr
Dec 29, 2:04 PM PST	Small Craft Advisory	MTR		67 hr
Dec 29, 2:48 PM PST	Areal Flood Advisory	MTR	Santa Clara, Santa Cruz	5 hr
Dec 29, 3:42 PM PST	Special Weather Statement	MTR	Santa Clara	33 min
Dec 29, 3:43 PM PST	Special Weather Statement	MTR	San Benito	32 min

Nearby

Special Marine Warnings in California, 2021 Every special marine warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.