Alert archive / Puerto Rico

Red Flag Warnings in Puerto Rico

75 red flag warnings 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 red flag warnings reaches back to 2005.

Red Flag Warnings
75
Busiest year
201517 red flag warnings
Average year
8over 10 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 red flag warnings

The most recent on file, newest first.

IssuedProductOfficeCountiesLasted
Aug 15, 1:41 PM CDTRed Flag WarningJSJ2 hr
Jul 11, 10:31 AM CDTRed Flag WarningJSJ5 hr
Jun 19, 1:15 AM CDTRed Flag WarningJSJ14 hr
Jun 14, 10:52 AM CDTRed Flag WarningJSJ4 hr
Feb 26, 2:16 AM CSTRed Flag WarningJSJ13 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.