Alert archive / California

Weather alerts in Orange County, California

2,013 weather alerts since 1986, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Orange County and its neighbors

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

Alerts
2,013
Warnings
416
Watches
296
Advisories
954
Busiest year
2016143 alerts
Average year
58over 35 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
Sep 7, 11:09 AM PDTExtreme Heat WarningSGX4 days
Aug 19, 12:58 AM PDTExtreme Heat WarningSGX11 days
Jul 28, 1:56 AM PDTExtreme Heat WarningSGX13 days
Jul 13, 10:37 AM PDTExtreme Heat WarningSGX3 days
Feb 18, 2:28 AM PSTSevere Thunderstorm WarningSGX62 min
Feb 18, 1:26 AM PSTSevere Thunderstorm WarningSGX64 min

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.