< Flash Flood Warning 03/01/2026 15:13 Guam

Flash Flood Warning 03/01/2026 15:13 Guam

Headline: 
Flash Flood Warning issued March 2 at 9:13AM ChST until March 2 at 10:00AM ChST by NWS Tiyan GU
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
March 1, 2026 - 3:13pm
Expires: 
March 1, 2026 - 4:00pm
Description: 
FFWGUM The National Weather Service in Tiyan has extended the * Flash Flood Warning for... Guam... * Until 1000 AM ChST. * At 913 AM ChST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1.5 and 4 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Additional rainfall amounts of 1 to 3 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas, and streets as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Dededo, Tamuning, Yigo, Mangilao, Chalan Pago-Ordot, Barrigada, Yona, Hagatna Heights, Andersen AFB, Talofofo, Mongmong-Toto-Maite, Sinajana, Inarajan, Asan, Merizo, Piti, Santa Rita and Umatac.
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