Extreme Heat Across the Southern U.S.; Severe Thunderstorms and Heavy Rain in the Plains and Mississippi Valley
A heat wave over the Southwest will intensify late week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Severe thunderstorms and heavy rain are expected over portions of the Plains and Mississippi Valley tonight, which will shift to parts of the Upper Midwest and mid-Mississippi Valley Friday. Monsoonal showers and flooding persist in the Desert Southwest. Read More >
Last Update: 226 AM EDT Fri Jul 31 2026
For More Weather Information:
27NM S Annapolis MD
Marine Zone Forecast
Overnight
NW winds 5 kt. Waves flat.
Fri
N winds 5 kt. Waves less than 1 ft.
Fri Night
S winds 5 to 10 kt. Waves 1 ft.
Sat
S winds 5 kt...becoming SE 15 to 20 kt with gusts to 25 kt in the afternoon. Waves 1 ft...building to 3 ft in the afternoon.
Sat Night
S winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft.
Sun
S winds 15 to 20 kt. Gusts up to 25 kt in the afternoon. Waves 2 to 3 ft.
Sun Night
S winds 15 to 20 kt with gusts to 25 kt. Waves 2 to 3 ft. Showers likely with a chance of tstms.
Mon
S winds 10 to 15 kt. Waves 1 to 2 ft. A chance of tstms. Showers.
Tue
SE winds 5 to 10 kt. Waves 1 ft. A chance of tstms through the night. A chance of showers.
winds and waves higher and visibilities lower in and near tstms.
winds and waves higher and visibilities lower in and near tstms.
Winds and waves higher and visibilities lower in and near tstms.
Additional Forecasts and Information
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