Alert archive / Guam / Flood Watches
Flood Watches in Guam, 2026
4 flood watches in 2026. 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 flood watches reaches back to 2005.
- Flood Watches
- 4
- Busiest month
- March1 flood watches
- Busiest day
- March 5, 20261 flood watches
Over time
By month
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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 4, 11:33 PM CST | Flood Watch | GUM | 4 days | |
| Apr 10, 5:05 PM CDT | Flood Watch | GUM | 5 days | |
| Jul 2, 11:13 PM CDT | Flood Watch | GUM | 4 days | |
| Sep 21, 12:35 AM CDT | Flood Watch | GUM | 15 hr |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
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. Warning verification from the Mesonet's Cow. Rebuilt daily.