
Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >
Tiyan, GU
Weather Forecast Office
| Website or Document (click to download) | Date Added |
| Guam Rain Summary (2020) | September 2, 2020 |
| Typhoons Passing within 75nm of Guam (1945-2019) | August 11, 2020 |
| Major Typhoons Passing within 75nm of Guam (1945-2019) | August 11, 2020 |
| Severe Tropical Storms gte 45kt passing within 75nm of Guam (1945-2019) | August 11, 2020 |
| Major Typhoon Tracks 1945-2019 (Graphical) | August 11, 2020 |
| Typhoon Tracks 1945-2019 (Graphical) | August 11, 2020 |
| NTHMP Tsunami Information Guide | April 18, 2019 |
| Typhoon Tracking Chart (landscape - printer friendly) | May 27, 2017 |
| Historical Tropical Cyclones Affecting Guam (1671-1990) | June 17, 2015 |
US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
Tiyan, GU
3232 Hueneme Rd
Barrigada, GU 96913
(671) 472-0900
Comments? Questions? Please Contact Us.


Public Forecast
Marine Forecast
Radar
Satellite
Area Forecast Discussion