Severe Thunderstorm and Flash Flood Threats Continue into the Weekend

Severe thunderstorms are expected from the southern Plains to the Midwest through Friday night. Severe storm hazards may include large hail, severe winds, and tornadoes, some of which may be strong. There will be another chance for severe thunderstorms on Saturday for portions of Texas, the Lower Mississippi Valley, and the Ohio Valley. Storms could result in locally heavy rain and flash flooding. Read More >

Last Update: 445 PM ChST Sat Mar 7 2026

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Tiyan, GU Local Forecast Office

8NM NE San Roque GU

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY AFTERNOON...

Tonight
East wind 10 to 20 kt with gusts to 30 kt. Seas 9 to 11 ft. Wave detail: northeast 8 ft at 8 seconds, north 5 ft at 14 seconds, east 4 ft at 5 seconds and northeast 3 ft at 13 seconds. Widespread showers with isolated thunderstorms.
Sunday
North to northeast wind 10 to 20 kt. Seas 8 to 10 ft. wave detail: northeast 7 ft at 8 seconds, north 5 ft at 13 seconds, north 4 ft at 4 seconds and northeast 3 ft at 13 seconds. Widespread locally heavy showers with isolated thunderstorms.
Sunday Night
North wind 10 to 20 kt with gusts to 30 kt. Seas 8 to 10 ft. Wave detail: northeast 6 ft at 8 seconds, north 5 ft at 13 seconds, north 5 ft at 5 seconds and northeast 3 ft at 13 seconds. Widespread locally heavy showers with isolated thunderstorms.
Monday
Northeast wind 10 to 20 kt. Seas 10 to 12 ft. Wave detail: northeast 12 ft at 8 seconds, northeast 4 ft at 5 seconds and north 3 ft at 12 seconds. A chance of showers with a slight chance of thunderstorms.
Tuesday
Northeast wind 10 to 20 kt. Seas 9 to 11 ft. Wave detail: northeast 10 ft at 9 seconds, north 4 ft at 13 seconds and northeast 4 ft at 4 seconds. A chance of showers with a slight chance of thunderstorms.
Wednesday
East wind 10 kt. Seas 8 to 10 ft. Wave detail: northeast 9 ft at 9 seconds, north 4 ft at 13 seconds and east 2 ft at 4 seconds. A chance of showers.
Thursday
Northeast wind 5 to 15 kt. Seas 7 to 9 ft. Wave detail: northeast 9 ft at 9 seconds and northeast 3 ft at 4 seconds.



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445 PM ChST Sat Mar 7 2026
 
 

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