Alert archive / Florida

Weather alerts in Saint Johns County, Florida

4,192 weather alerts since 1986, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Saint Johns County and its neighbors

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

Alerts
4,192
Warnings
1,333
Watches
216
Advisories
709
Busiest year
2026305 alerts
Average year
102over 41 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 11, 6:29 PM EDTSevere Thunderstorm WarningJAX23 min
Sep 6, 5:59 PM EDTSevere Thunderstorm WarningJAX31 min
Sep 6, 4:43 PM EDTSevere Thunderstorm WarningJAX32 min
Sep 6, 4:10 PM EDTSevere Thunderstorm WarningJAX50 min
Aug 20, 4:36 PM EDTSevere Thunderstorm WarningJAX54 min
Aug 20, 4:29 PM EDTSevere Thunderstorm WarningJAX46 min
Aug 20, 3:50 PM EDTSevere Thunderstorm WarningJAX25 min
Aug 19, 6:14 PM EDTSevere Thunderstorm WarningJAX46 min
Aug 18, 4:47 PM EDTSevere Thunderstorm WarningJAX13 min
Aug 18, 4:14 PM EDTSevere Thunderstorm WarningJAX25 min
Aug 18, 3:46 PM EDTSevere Thunderstorm WarningJAX29 min
Aug 17, 12:33 PM EDTExtreme Heat WarningJAX31 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.