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Magens Bay, T - St. Thomas Marine Weather Forecast

Station CHAV3 - 9751639 - Charlotte Amalie, VI

December 20, 2025 8:18 am AST
Location: 18.335N 64.92W
Wind Direction: E (90°)
Wind Speed: 1.9 knots
Wind Gust: 4.1 knots
Atmospheric Pressure: 30.04 in (1017.3 mb)
Water Temperature: 82.0°F (27.8°C)


Today - 85°F
Dec 20, 2025
17 mph E
Isolated Rain Showers
Isolated rain showers. Mostly sunny. High near 85, with temperatures falling to around 80 in the afternoon. East wind around 17 mph. Chance of precipitation is 20%.
Tonight - 75°F
Dec 20, 2025
15 to 20 mph ENE
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a low around 75. East northeast wind 15 to 20 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday - 85°F
Dec 21, 2025
20 mph ENE
Isolated Rain Showers
Isolated rain showers. Mostly sunny. High near 85, with temperatures falling to around 80 in the afternoon. East northeast wind around 20 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Sunday Night - 75°F
Dec 21, 2025
18 mph ENE
Scattered Rain Showers
Scattered rain showers. Partly cloudy, with a low around 75. East northeast wind around 18 mph. Chance of precipitation is 40%.
Monday - 85°F
Dec 22, 2025
14 to 17 mph ENE
Scattered Rain Showers
Scattered rain showers. Mostly sunny, with a high near 85. East northeast wind 14 to 17 mph. Chance of precipitation is 30%.
Monday Night - 74°F
Dec 22, 2025
15 to 20 mph ENE
Scattered Rain Showers
Scattered rain showers. Partly cloudy, with a low around 74. East northeast wind 15 to 20 mph. Chance of precipitation is 30%.
Tuesday - 85°F
Dec 23, 2025
20 mph ENE
Scattered Rain Showers
Scattered rain showers. Partly sunny, with a high near 85. East northeast wind around 20 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Tuesday Night - 74°F
Dec 23, 2025
20 mph ENE
Scattered Rain Showers
Scattered rain showers. Partly cloudy, with a low around 74. East northeast wind around 20 mph. Chance of precipitation is 30%.
Wednesday - 85°F
Dec 24, 2025
15 to 20 mph ENE
Scattered Rain Showers
Scattered rain showers. Partly sunny, with a high near 85. East northeast wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Wednesday Night - 74°F
Dec 24, 2025
16 mph ENE
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a low around 74. Chance of precipitation is 40%.
Christmas Day - 85°F
Dec 25, 2025
18 mph ENE
Scattered Rain Showers
Scattered rain showers. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
Thursday Night - 73°F
Dec 25, 2025
20 mph NE
Scattered Rain Showers
Scattered rain showers. Partly cloudy, with a low around 73. Chance of precipitation is 30%.
Friday - 85°F
Dec 26, 2025
20 mph ENE
Scattered Rain Showers
Scattered rain showers. Mostly sunny, with a high near 85. Chance of precipitation is 40%.
Friday Night - 73°F
Dec 26, 2025
15 to 18 mph NE
Isolated Rain Showers
Isolated rain showers. Partly cloudy, with a low around 73.

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