Headline:
Flash Flood Warning issued October 17 at 9:23PM ChST until October 18 at 3:30AM ChST by NWS Tiyan GU
Event:
Flash Flood Warning
Urgency:
Immediate
Effective:
October 17, 2026 - 4:23am
Expires:
October 17, 2026 - 10:30am
Description:
At 923 PM ChST, Doppler radar indicated heavy rain across the warned
area. Between 1 and 2 inches of rain have fallen. Torrential rain
will continue through the night. TY Champi is anticipated to bring 8
to 14 inches of rain as it passes. Flash flooding is ongoing or
expected to begin shortly.
HAZARD...Flash flooding caused by heavy rain.
SOURCE...Radar indicated.
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...
Guam
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