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

Hazardous Weather Conditions

Current conditions at

King Airport, St. Thomas (TIST)

Lat: 18.34°NLon: 64.97°WElev: 23ft.

Partly Cloudy

32°F

0°C

Humidity 80%
Wind Speed NE 12 mph
Barometer 29.95 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 29 Aug 3:53 pm AST
Extended Forecast for

2 Miles NNW St Thomas-Charlotte Amalie/CyrilE King Int Airport VI

Heat Advisory until August 29, 05:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 29, 05:00pm

    NOW until 5:00pm Sat

    Heat Advisory

  • This Afternoon

    High: 90 °F

    Isolated
    Showers

  • Tonight

    Tonight: Scattered showers, with thunderstorms also possible after 3am. Partly cloudy, with a low around 82. Northeast wind 20 to 22 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 82 °F

    Isolated
    Showers then
    Scattered
    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 87. East southeast wind 8 to 13 mph becoming south southeast 16 to 21 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 87 °F

    Showers
    Likely then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 81. Breezy, with a southeast wind 20 to 25 mph, with gusts as high as 31 mph. Chance of precipitation is 80%.

    Low: 81 °F

    Showers and
    Breezy

  • Monday

    Monday: Scattered showers and thunderstorms. Mostly cloudy, with a high near 89. East southeast wind 14 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

    High: 89 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers, mainly before midnight. Partly cloudy, with a low around 82. East wind 14 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    Low: 82 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers. Mostly sunny, with a high near 89. East wind 11 to 21 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.

    High: 89 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers. Partly cloudy, with a low around 82. East wind 10 to 14 mph. Chance of precipitation is 50%.

    Low: 82 °F

    Scattered
    Showers

Detailed Forecast

This Afternoon
Isolated showers. Mostly sunny, with a high near 90. East northeast wind around 18 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Tonight
Scattered showers, with thunderstorms also possible after 3am. Partly cloudy, with a low around 82. Northeast wind 20 to 22 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
Showers and possibly a thunderstorm. High near 87. East southeast wind 8 to 13 mph becoming south southeast 16 to 21 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and possibly a thunderstorm. Low around 81. Breezy, with a southeast wind 20 to 25 mph, with gusts as high as 31 mph. Chance of precipitation is 80%.
Monday
Scattered showers and thunderstorms. Mostly cloudy, with a high near 89. East southeast wind 14 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Monday Night
Scattered showers, mainly before midnight. Partly cloudy, with a low around 82. East wind 14 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Tuesday
Scattered showers. Mostly sunny, with a high near 89. East wind 11 to 21 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.
Tuesday Night
Scattered showers. Partly cloudy, with a low around 82. East wind 10 to 14 mph. Chance of precipitation is 50%.
Wednesday
Scattered showers. Mostly sunny, with a high near 89. East wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Wednesday Night
Partly cloudy, with a low around 82.
Thursday
Scattered showers. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
Thursday Night
Scattered showers. Partly cloudy, with a low around 82. Chance of precipitation is 30%.
Friday
Scattered showers. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
Friday Night
Scattered showers. Partly cloudy, with a low around 82. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW St Thomas-Charlotte Amalie/CyrilE King Int Airport VI
 18.36°N 64.99°W (Elev. 955 ft)
Last Update:
3:50 pm AST Aug 29, 2026
Forecast Valid:
4pm AST Aug 29, 2026-6pm AST Sep 5, 2026
 
Forecast Discussion
 
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Chance of Precipitation