Alert archive / California

Weather alerts in Marin County, California

1,729 weather alerts since 1986, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Marin County and its neighbors

Each county as a circle sized by its count since 1986. Tap one for its archive.

Alerts
1,729
Warnings
277
Watches
159
Advisories
1,015
Busiest year
2023220 alerts
Average year
54over 32 years on file

Over time

By year

Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.

By month of the year

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

The latest warnings

The most recent on file, newest first.

IssuedProductOfficeLasted
Feb 18, 11:25 PM PSTExtreme Cold WarningMTR34 hr
Jan 1, 11:01 PM PSTCoastal Flood WarningMTR39 hr

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.