Guam Minor Flood Advisory | Effective 10/09/2026 19:20

Headline: 
Flood Advisory issued October 10 at 12:20PM ChST until October 10 at 2:15PM ChST by NWS Tiyan GU
Event: 
Flood Advisory
Urgency: 
Expected
Effective: 
October 9, 2026 - 7:20pm
Expires: 
October 9, 2026 - 9:15pm
Description: 
* WHAT...Urban area and small stream flooding caused by excessive rainfall is expected. * WHERE...Southern Guam... * WHEN...Until 215 PM ChST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Rises in small streams and normally dry arroyos. * ADDITIONAL DETAILS... - At 1219 PM ChST, Doppler radar and automated rain gauges indicated moderate rain over saturated soils. This will cause urban and small stream flooding. - Some locations that will experience flooding include... Chalan Pago-Ordot, Yona, Talofofo, Inarajan, Asan, Merizo, 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.
Area Description: 
Guam, GU
Forcast Office: 
NWS Tiyan GU
Sender: 
w-nws.webmaster@noaa.gov