Alert archive / Guam / 2025

Weather alerts in Guam, July 2025

14 weather alerts in July 2025, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.

Alerts
14
Warnings
1
Watches
1
Advisories
10
Busiest day
July 23, 20253 alerts

Over time

By day

Days in UTC, the clock the archive keeps.

The alerts

Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeCountiesLasted
Jul 4, 10:33 PM CDTAreal Flood AdvisoryGUM117 min
Jul 6, 9:43 AM CDTAreal Flood AdvisoryGUM62 min
Jul 6, 8:08 PM CDTAreal Flood AdvisoryGUM112 min
Jul 8, 4:00 PM CDTAreal Flood AdvisoryGUM60 min
Jul 19, 2:35 PM CDTAreal Flood AdvisoryGUM55 min
Jul 19, 11:27 PM CDTFlash Flood WarningGUM2 hr
Jul 22, 12:13 PM CDTFlood WatchGUM4 days
Jul 23, 1:15 AM CDTRip Current StatementGUM6 days
Jul 23, 1:15 AM CDTHigh Surf AdvisoryGUM6 days
Jul 23, 5:00 PM CDTWind AdvisoryGUM70 hr
Jul 25, 4:39 PM CDTCoastal Flood AdvisoryGUM44 hr
Jul 26, 9:32 PM CDTAreal Flood AdvisoryGUM118 min
Jul 29, 10:35 PM CDTAreal Flood AdvisoryGUM115 min
Jul 30, 12:42 AM CDTRip Current StatementGUM12 hr

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

Nearby

Alerts in force nowTornadoes on recordThe radar archive20242026

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.