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Dog Island, VI - St. Thomas Marine Weather Forecast

Overnight - 82°F
Aug 18, 2026
16 mph E
Isolated Rain Showers
Isolated rain showers. Partly cloudy, with a low around 82. East wind around 16 mph, with gusts as high as 22 mph.
Tuesday - 84°F
Aug 18, 2026
14 to 17 mph E
Scattered Rain Showers
Scattered rain showers. Mostly sunny, with a high near 84. East wind 14 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Tuesday Night - 82°F
Aug 18, 2026
17 mph E
Chance Showers And Thunderstorms
Scattered rain showers before midnight, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 82. East wind around 17 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday - 84°F
Aug 19, 2026
12 to 16 mph ESE
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a high near 84. East southeast wind 12 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
Wednesday Night - 82°F
Aug 19, 2026
14 to 22 mph ESE
Scattered Showers And Thunderstorms
Scattered showers and thunderstorms. Partly cloudy, with a low around 82. East southeast wind 14 to 22 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Thursday - 84°F
Aug 20, 2026
16 to 22 mph E
Sunny then Isolated Rain Showers
Isolated rain showers after noon. Sunny, with a high near 84. East wind 16 to 22 mph, with gusts as high as 30 mph.
Thursday Night - 82°F
Aug 20, 2026
20 mph E
Clear
Clear, with a low around 82. East wind around 20 mph, with gusts as high as 26 mph.
Friday - 84°F
Aug 21, 2026
20 mph E
Isolated Rain Showers then Sunny
Isolated rain showers before noon. Sunny, with a high near 84. East wind around 20 mph, with gusts as high as 26 mph.
Friday Night - 82°F
Aug 21, 2026
21 mph E
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a low around 82. East wind around 21 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Saturday - 84°F
Aug 22, 2026
16 to 21 mph E
Isolated Rain Showers
Isolated rain showers. Mostly sunny, with a high near 84.
Saturday Night - 82°F
Aug 22, 2026
16 to 20 mph E
Isolated Rain Showers
Isolated rain showers. Partly cloudy, with a low around 82.
Sunday - 84°F
Aug 23, 2026
17 to 21 mph E
Scattered Rain Showers
Scattered rain showers. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
Sunday Night - 82°F
Aug 23, 2026
21 mph E
Isolated Rain Showers
Isolated rain showers. Partly cloudy, with a low around 82.
Monday - 84°F
Aug 24, 2026
16 to 20 mph E
Isolated Rain Showers then Mostly Sunny
Isolated rain showers before noon. Mostly sunny, with a high near 84.

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