Widespread Showers and Thunderstorms in Southern California and the Southern Plains into the Mississippi Valley
Isolated strong to severe thunderstorms and widespread heavy rainfall are possible across the southern Plains into Arkansas. Widespread showers with a slight chance of thunderstorms are possible across southern California. Urban flooding, rock and mudslides as well as minor debris flows near burn scars are possible. Read More >
Last Update: 1004 PM EST Thu Nov 20 2025
For More Weather Information:
8NM S Hyannis MA
Marine Zone Forecast
Overnight
N winds around 5 kt. Seas 1 foot or less. Wave detail: NE 1 foot at 3 seconds and S 1 foot at 7 seconds.
Fri
SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 1 foot or less, then 2 to 3 ft in the afternoon. Wave detail: SE 1 foot at 5 seconds and E 1 foot at 11 seconds, becoming SW 2 ft at 3 seconds and E 1 foot at 5 seconds.
Fri Night
SW winds 10 to 15 kt with gusts up to 20 kt, becoming W 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave detail: SW 2 ft at 3 seconds and E 1 foot at 5 seconds. Patchy fog after midnight. A chance of showers after midnight.
Sat
NW winds 10 to 15 kt, becoming N 15 to 20 kt in the afternoon. Seas 2 to 3 ft. Wave detail: N 2 ft at 4 seconds and E 1 foot at 7 seconds. Patchy fog in the morning. A chance of rain in the morning with vsby 1 to 3 nm.
Sat Night
N winds 15 to 20 kt, becoming NW 10 to 15 kt after midnight. Seas 2 to 3 ft. Wave detail: N 2 ft at 4 seconds and SE 1 foot at 7 seconds.
Sun And Sun Night
W winds 10 to 15 kt. Seas 2 to 3 ft. Wave detail: NW 2 ft at 3 seconds and NE 2 ft at 6 seconds.
Mon Through Tue
S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft.
Tue Night
S winds 15 to 20 kt. Seas 2 to 3 ft. A chance of rain.
seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.
seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.
Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.
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