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Visit https://www.weather.gov/owp/operations for access to new EXPERIMENTAL products and services from the National Water Center: National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook and the National Water Center Visualization Services, a suite of geospatial services depicting River Forecast Center and National Water Model information.

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Weather Forecast Office Tiyan, GU
River Observations River Forecasts Long-Range Flood Risk Precipitation Download
Greater than: chance of exceeding river flood levels during
> 50% Major Flooding
> 50% Moderate Flooding
> 50% Minor Flooding
< 50% Chance of Flooding
Long-Range Flood Risk Not Calculated

Last map update:
03/31/2023 at 01:04:28 pm AST
03/31/2023 at 17:04:28 UTC
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National Weather Service
Tiyan Weather Forecast Office
Hueneme Road, Bldg. 3232
Barrigada, GU 96913
(671) 472-0900
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Page last modified: 2-Nov-2020 7:30 PM
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