Guam Minor Flood Advisory | Effective 06/25/2026 19:01

Headline: 
Flood Advisory issued June 26 at 12:01PM ChST until June 26 at 2:00PM ChST by NWS Tiyan GU
Event: 
Flood Advisory
Urgency: 
Expected
Effective: 
June 25, 2026 - 7:01pm
Expires: 
June 25, 2026 - 9:00pm
Description: 
* WHAT...Urban area and small stream flooding caused by excessive rainfall is expected. * WHERE...Guam... * WHEN...Until 200 PM ChST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 1201 PM ChST, Doppler radar indicated heavy rain due to thunderstorms. This is causing urban and small stream flooding. - Some locations that will experience flooding include... Dededo, Tamuning, Yigo, Mangilao, Chalan Pago-Ordot, Barrigada, Yona, Hagatna Heights, Talofofo, Mongmong-Toto- Maite, Sinajana, Inarajan, Asan, Piti, Santa Rita and Umatac. - http://www.weather.gov/safety/flood
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads.
Area Description: 
Guam, GU
Forcast Office: 
NWS Tiyan GU
Sender: 
w-nws.webmaster@noaa.gov