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TradepilotUSA Storm

Flood Advisory issued October 10 at 4:15PM ChST until October 10 at 6:30PM ChST by NWS Tiyan GU

Official severe-weather alerts, warning areas, and disaster updates.

expired · active · official-source

* WHAT...Urban area and small stream flooding caused by excessive rainfall is expected. * WHERE...Guam... * WHEN...Until 630 PM ChST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Rises in small streams and normally dry arroyos. Water over roadways. * ADDITIONAL DETAILS... - At 415 PM ChST, Doppler radar indicated heavy rain due to thunderstorms. This will cause urban and small stream flooding. Between 2 and 5 inches of rain have fallen. - 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 Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.

Event time
Source last updated
Current version retrieved
Provider
NWS — active weather alerts (Storm)
Location
GU, US
Severity
Minor
area
Guam, GU
event
Flood Advisory
onset
2026-10-10T16:15:00+10:00
states
["GU"]
urgency
Expected
certainty
Likely
effective
2026-10-10T16:15:00+10:00
message id
urn:oid:2.49.0.1.840.0.bd086102798c03664a4573177c598ff484b2894c.001.1
references
[]
instruction
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
message type
Alert
freshness minutes
60
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