Severe · Flood WatchActive alert

Flood Watch issued October 18 at 3:59PM ChST until October 19 at

Affecting Guam; Rota

In effect until: Oct 18, 2026, 6:00 PM

Guam; Rota

Possible impact zone; conditions develop through 6:00 PM.

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

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* WHAT...Flooding caused by excessive rainfall continues to be
possible.

* WHERE...Guam, Rota.

* WHEN...Through late tonight.

* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas. Storm drains
and ditches may become clogged with debris. Extensive street
flooding and flooding of creeks and rivers are possible.

* ADDITIONAL DETAILS...
- As Super Typhoon Champi (29W) continues to move west, away from
the Marianas, outer bands around Champi will produce locally
heavy rainfall tonight. Rota could receive 1 to 3 inches, and
Guam might get 2 to 4 inches.
- http://www.weather.gov/safety/flood

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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™

Flood Watch issued October 18 at 3:59PM ChST until October 19 at

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