Headline:
Flash Flood Warning issued April 14 at 12:25PM ChST until April 14 at 9:00PM ChST by NWS Tiyan GU
Event:
Flash Flood Warning
Urgency:
Immediate
Effective:
April 13, 2026 - 7:25pm
Expires:
April 14, 2026 - 4:00am
Description:
FFWGUM
The National Weather Service in Tiyan has issued a
* Flash Flood Warning for...
Guam...
* Until 900 PM ChST Tuesday.
* At 1225 PM ChST, Doppler radar indicated heavy rain across the
warned area. Between 2 and 4 inches of rain have fallen. The
expected rainfall rate is 1 to 2 inches in 1 hour. Additional
rainfall amounts of 2 to 4 inches are possible in the warned area.
Flash flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by heavy rain.
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.
Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.
Area Description:
Guam, GU
Forcast Office:
NWS Tiyan GU
Sender: