Guam Minor Flood Advisory | Effective 10/01/2026 17:25

Headline: 
Flood Advisory issued October 2 at 10:25AM ChST until October 2 at 12:30PM ChST by NWS Tiyan GU
Event: 
Flood Advisory
Urgency: 
Expected
Effective: 
October 1, 2026 - 5:25pm
Expires: 
October 1, 2026 - 7:30pm
Description: 
* WHAT...Urban area and small stream flooding caused by excessive rainfall is expected. * WHERE...Santa Rita northeastward across Yigo on Guam... * WHEN...Until 1230 PM ChST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 1024 AM ChST, Doppler radar indicated heavy rain. This will cause urban and small stream flooding. - Additional rainfall amounts of 0.6 to 1.4 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Dededo, Tamuning, Yigo, Mangilao, Chalan Pago-Ordot, Barrigada, Yona, Hagatna Heights, Andersen AFB, Talofofo, Mongmong-Toto-Maite, Sinajana, Asan, Piti and Santa Rita. - http://www.weather.gov/safety/flood
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Area Description: 
Guam, GU
Forcast Office: 
NWS Tiyan GU
Sender: 
w-nws.webmaster@noaa.gov