Tropical Moisture Brings Slight Risk of Excessive Rainfall to the Southwest; Strong to Locally Severe Storms on the Plains
Heavy rain and flash flooding are possible across portions of the Southwest through Friday, where Flood Watches are in effect. Strong to locally severe thunderstorms are possible today across portions of the Plains. A tropical wave is causing heavy rainfall in Puerto Rico and the Virgin Islands, which may cause urban and small stream flooding and landslides today. Read More >
Last Update: 200 PM ChST Thu Sep 18 2025
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Marine Zone Forecast
Tonight
East wind 5 kt. Gusts to 20 kt possible with thunderstorms. Wind waves 2 ft or less. Southeast swell 3 to 4 ft. mostly cloudy with isolated showers and thunderstorms. Lows around 79. Chance of showers 20 percent.
Friday Through Saturday
Southeast wind 5 kt. Wind waves 2 ft or less. Southeast swell 3 to 4 ft. Partly sunny with scattered showers and isolated thunderstorms. Highs near 88. Lows around 79. Chance of showers 30 percent.
Saturday Night
Southeast wind 5 kt. Wind waves 2 ft or less. Southeast swell 3 to 4 ft. Mostly cloudy with scattered showers and isolated thunderstorms. Lows around 79. Chance of showers 40 percent.
Sunday
Southeast wind 5 to 10 kt. Wind waves 2 ft or less. Southeast swell 3 to 4 ft. Mostly cloudy with a 40 percent chance of showers and slight chance of thunderstorms. Highs in the upper 80s. Lows in the upper 70s.
Monday And Tuesday
Variable wind 5 kt. Wind waves 2 ft or less. southeast swell 3 to 4 ft. Mostly cloudy with a 30 percent chance of showers and slight chance of thunderstorms. Highs in the upper 80s. lows in the upper 70s.
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