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

Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Hazardous Weather Conditions

Current conditions at

King Airport, St. Thomas (TIST)

Lat: 18.34°NLon: 64.97°WElev: 23ft.

Partly Cloudy

88°F

31°C

Humidity 55%
Wind Speed E 18 G 28 mph
Barometer 29.98 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 21 Jan 1:53 pm AST
Extended Forecast for

St Thomas-Charlotte Amalie/CyrilE King Int Airport VI

  • This Afternoon

    This Afternoon: Scattered showers. Mostly sunny, with a high near 82. East northeast wind around 24 mph, with gusts as high as 32 mph. Chance of precipitation is 30%.

    High: 82 °F

    Scattered
    Showers

  • Tonight

    Tonight: Showers likely, mainly after midnight. Mostly cloudy, with a low around 80. Breezy, with an east northeast wind around 25 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 80 °F

    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: Scattered showers, mainly before 3pm. Mostly sunny, with a high near 82. Breezy, with an east wind 23 to 25 mph, with gusts as high as 34 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.

    High: 82 °F

    Scattered
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 80. East wind around 21 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.

    Low: 80 °F

    Showers
    Likely

  • Friday

    Friday: Scattered showers. Partly sunny, with a high near 82. East wind 18 to 20 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.

    High: 82 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Scattered showers. Partly cloudy, with a low around 80. East wind around 20 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

    Low: 80 °F

    Scattered
    Showers

  • Saturday

    Saturday: Scattered showers, mainly before noon. Mostly sunny, with a high near 82. East wind 17 to 20 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.

    High: 82 °F

    Scattered
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Scattered showers. Partly cloudy, with a low around 80. East wind around 21 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.

    Low: 80 °F

    Scattered
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 82. East wind 15 to 20 mph, with gusts as high as 26 mph.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Scattered showers. Mostly sunny, with a high near 82. East northeast wind around 24 mph, with gusts as high as 32 mph. Chance of precipitation is 30%.
Tonight
Showers likely, mainly after midnight. Mostly cloudy, with a low around 80. Breezy, with an east northeast wind around 25 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Scattered showers, mainly before 3pm. Mostly sunny, with a high near 82. Breezy, with an east wind 23 to 25 mph, with gusts as high as 34 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 80. East wind around 21 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Friday
Scattered showers. Partly sunny, with a high near 82. East wind 18 to 20 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Friday Night
Scattered showers. Partly cloudy, with a low around 80. East wind around 20 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Saturday
Scattered showers, mainly before noon. Mostly sunny, with a high near 82. East wind 17 to 20 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Saturday Night
Scattered showers. Partly cloudy, with a low around 80. East wind around 21 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 82. East wind 15 to 20 mph, with gusts as high as 26 mph.
Sunday Night
Clear, with a low around 80.
Monday
Sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 80.
Tuesday
Sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
St Thomas-Charlotte Amalie/CyrilE King Int Airport VI
 18.33°N 64.98°W (Elev. 0 ft)
Last Update:
9:23 am AST Jan 21, 2026
Forecast Valid:
3pm AST Jan 21, 2026-6pm AST Jan 27, 2026
 
Forecast Discussion
 
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