Headline:
Flash Flood Warning issued August 6 at 12:48PM ChST until August 6 at 1:45PM ChST by NWS Tiyan GU
Event:
Flash Flood Warning
Urgency:
Immediate
Effective:
August 5, 2026 - 7:48pm
Expires:
August 5, 2026 - 8:45pm
Description:
FFWGUM
The National Weather Service in Tiyan has issued a
* Flash Flood Warning for...
Guam...
* Until 145 PM ChST.
* At 1248 PM ChST, Doppler radar and automated rain gauges indicated
thunderstorms producing heavy rain across the warned area. Between
2 and 4 inches of rain have fallen. Flash flooding is ongoing or
expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar and automated gauges.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses 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, 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