Tsunami Advisories in California
5 tsunami 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 tsunami advisories reaches back to 2005.
Tsunami Advisories by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Tsunami Advisories
- 5
- Busiest year
- 20111 tsunami advisories
- Average year
- 1over 5 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 county
Every county with at least one alert. A county page lists each alert that covered it.
- Monterey County3
- Alameda County3
- Contra Costa County3
- Marin County3
- City and County of San Francisco3
- San Mateo County3
- Santa Clara County3
- Santa Cruz County3
- Sonoma County3
- Napa County3
- Los Angeles County3
- Orange County3
- Santa Barbara County3
- San Diego County2
- Del Norte County2
- Humboldt County2
- Mendocino County2
- Ventura County1
- San Luis Obispo County1
The latest tsunami advisories
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 29, 4:35 PM PDT | Tsunami Advisory | AAQ | Alameda, Contra Costa, Del Norte, Humboldt, Los Angeles, Marin and 13 more | 39 hr |
Nearby
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. Warning verification from the Mesonet's Cow. Rebuilt daily.