Alert archive / California

Small Craft Advisories in California

9,521 small craft advisories since 1986. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of small craft advisories reaches back to 2005.

Small Craft Advisories by county

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

Small Craft Advisories
9,521
Busiest year
2022643 small craft advisories
Average year
501over 19 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

The latest small craft advisories

The most recent on file, newest first.

IssuedProductOfficeCountiesLasted
Sep 21, 8:29 PM PDTSmall Craft AdvisoryLOX37 hr
Sep 21, 8:30 AM PDTSmall Craft AdvisoryLOX43 hr
Sep 21, 2:35 AM PDTSmall Craft AdvisoryMTR50 hr
Sep 19, 8:12 PM PDTSmall Craft AdvisoryLOX24 hr
Sep 19, 2:33 AM PDTSmall Craft AdvisoryMTR42 hr
Sep 18, 2:45 PM PDTSmall Craft AdvisoryEKA6 days
Sep 18, 2:12 AM PDTSmall Craft AdvisoryMTR3 days
Sep 17, 2:51 PM PDTSmall Craft AdvisoryEKA6 days
Sep 17, 2:03 AM PDTSmall Craft AdvisoryMTR7 days
Sep 16, 9:09 PM PDTSmall Craft AdvisoryLOX4 days
Sep 14, 2:32 AM PDTSmall Craft AdvisoryLOX33 hr
Sep 13, 8:35 PM PDTSmall Craft AdvisoryMTR24 hr

Nearby

Alerts in force nowTornadoes on recordThe 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.