Headline:
Flood Advisory issued October 18 at 7:30PM ChST until October 18 at 8:30PM ChST by NWS Tiyan GU
Event:
Flood Advisory
Urgency:
Expected
Effective:
October 18, 2026 - 2:30am
Expires:
October 18, 2026 - 3:30am
Description:
* WHAT...Urban area and small stream flooding caused by excessive
rainfall is expected.
* WHERE...Guam...
* WHEN...Until 830 PM ChST.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
* ADDITIONAL DETAILS...
- At 730 PM ChST, Doppler radar indicated heavy rain. This will
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.
Area Description:
Guam, GU
Forcast Office:
NWS Tiyan GU
Sender:
w-nws.webmaster@noaa.gov