National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Snow Squalls May Impact the Northeast on Thursday; Dangerously Cold Arctic Air Impact the North-Central US

Snow showers and snow squalls are likely to develop across the Northeast on Thursday. Lake effect snow will persist downwind of the Great Lakes. An arctic blast will bring frigid temperatures, gusty winds and dangerous wind chills to the Northern Plains before expanding to the South and East. A major winter storm will begin impacting the Southern Plains and Lower Mississippi Valley Friday. Read More >

Current conditions at

King Airport, St. Thomas (TIST)

Lat: 18.34°NLon: 64.97°WElev: 23ft.

A Few Clouds

81°F

27°C

Humidity 74%
Wind Speed E 13 mph
Barometer 30.01 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 21 Jan 8:53 pm AST
Extended Forecast for

Vieques PR

  • Tonight

    Tonight: Showers likely, mainly after 3am. Mostly cloudy, with a low around 76. Breezy, with an east northeast wind around 25 mph, with gusts as high as 34 mph. Chance of precipitation is 70%.

    Low: 76 °F

    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: Scattered showers before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then scattered showers after 3pm. Partly sunny, with a high near 85. East wind 22 to 24 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 85 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely, mainly between 9pm and midnight. Mostly cloudy, with a low around 75. East wind 18 to 20 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 75 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 85. East wind around 18 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    High: 85 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Scattered showers. Partly cloudy, with a low around 76. East wind around 18 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 76 °F

    Scattered
    Showers

  • Saturday

    Saturday: Scattered showers. Partly sunny, with a high near 86. East wind around 17 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    High: 86 °F

    Scattered
    Showers

  • Saturday Night

    Saturday Night: Scattered showers. Mostly cloudy, with a low around 76. East wind 17 to 20 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.

    Low: 76 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers, mainly after noon. Mostly sunny, with a high near 86. East wind around 18 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 86 °F

    Mostly Sunny
    then
    Scattered
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. East wind around 18 mph, with gusts as high as 25 mph.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers likely, mainly after 3am. Mostly cloudy, with a low around 76. Breezy, with an east northeast wind around 25 mph, with gusts as high as 34 mph. Chance of precipitation is 70%.
Thursday
Scattered showers before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then scattered showers after 3pm. Partly sunny, with a high near 85. East wind 22 to 24 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Showers likely, mainly between 9pm and midnight. Mostly cloudy, with a low around 75. East wind 18 to 20 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 85. East wind around 18 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Friday Night
Scattered showers. Partly cloudy, with a low around 76. East wind around 18 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Saturday
Scattered showers. Partly sunny, with a high near 86. East wind around 17 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Saturday Night
Scattered showers. Mostly cloudy, with a low around 76. East wind 17 to 20 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Sunday
Scattered showers, mainly after noon. Mostly sunny, with a high near 86. East wind around 18 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Sunday Night
Mostly clear, with a low around 75. East wind around 18 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 86.
Monday Night
Scattered showers. Partly cloudy, with a low around 74. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 86.
Tuesday Night
Partly cloudy, with a low around 74.
Wednesday
Sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Vieques PR
 18.15°N 65.43°W (Elev. 105 ft)
Last Update:
8:40 pm AST Jan 21, 2026
Forecast Valid:
9pm AST Jan 21, 2026-6pm AST Jan 28, 2026
 
Forecast Discussion
 
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Additional Resources

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