Alert archive / Guam

Red Flag Warnings in Guam

77 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
77
Busiest year
202418 red flag warnings
Average year
6over 13 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
May 5, 11:57 AM CDTRed Flag WarningGUM10 days
Feb 24, 12:51 PM CSTRed Flag WarningGUM37 hr
Feb 22, 8:25 PM CSTRed Flag WarningGUM7 hr
Feb 19, 6:17 PM CSTRed Flag WarningGUM32 hr
Feb 16, 11:27 AM CSTRed Flag WarningGUM15 hr
Feb 13, 11:24 AM CSTRed Flag WarningGUM62 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.