Headline:
Flood Advisory issued August 30 at 4:41AM ChST until August 30 at 7:00AM ChST by NWS Tiyan GU
Event:
Flood Advisory
Urgency:
Expected
Effective:
August 29, 2026 - 11:41am
Expires:
August 29, 2026 - 2:00pm
Description:
* WHAT...Urban area and small stream flooding caused by excessive
rainfall is expected.
* WHERE...Guam...
* WHEN...Until 700 AM ChST.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
Water over roadways. Rises in small streams.
* ADDITIONAL DETAILS...
- At 440 AM ChST, Doppler radar indicated heavy rain due to heavy
showers. This will likely cause urban and small stream flooding.
- Some locations that will experience 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.
- http://www.weather.gov/safety/flood
Instruction:
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
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