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Hazardous Weather Conditions

Current conditions at

King Airport, St. Thomas (TIST)

Lat: 18.34°NLon: 64.97°WElev: 23ft.

Fair

81°F

27°C

Humidity 79%
Wind Speed E 14 mph
Barometer 30.12 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 18 Jun 10:53 pm AST
Extended Forecast for

3 Miles NNW Cruz Bay VI

Heat Advisory June 19, 09:00am until June 19, 06:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: Scattered showers, mainly after 3am. Partly cloudy, with a low around 81. East wind around 21 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

    Low: 81 °F

    Scattered
    Showers

  • Juneteenth

    Juneteenth: Scattered showers, mainly before 9am. Mostly sunny, with a high near 84. East wind around 17 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    High: 84 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Isolated showers. Partly cloudy, with a low around 81. East wind 16 to 20 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    Low: 81 °F

    Isolated
    Showers

  • Saturday

    Saturday: Isolated showers before noon. Sunny, with a high near 84. East wind 16 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 84 °F

    Isolated
    Showers then
    Sunny

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm after midnight. Partly cloudy, with a low around 81. East wind around 21 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.

    Low: 81 °F

    Mostly Clear
    then Showers
    Likely

  • Sunday

    Sunday: Isolated showers. Mostly sunny, with a high near 84. East wind 18 to 21 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    High: 84 °F

    Isolated
    Showers

  • Sunday Night

    Sunday Night: Scattered showers. Partly cloudy, with a low around 81. East wind around 23 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 81 °F

    Scattered
    Showers

  • Monday

    Monday: Scattered showers. Mostly sunny, with a high near 84. East wind 21 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 30%.

    High: 84 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers. Partly cloudy, with a low around 81. East wind 20 to 23 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 81 °F

    Scattered
    Showers

Detailed Forecast

Tonight
Scattered showers, mainly after 3am. Partly cloudy, with a low around 81. East wind around 21 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Juneteenth
Scattered showers, mainly before 9am. Mostly sunny, with a high near 84. East wind around 17 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Friday Night
Isolated showers. Partly cloudy, with a low around 81. East wind 16 to 20 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Saturday
Isolated showers before noon. Sunny, with a high near 84. East wind 16 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Saturday Night
Showers likely and possibly a thunderstorm after midnight. Partly cloudy, with a low around 81. East wind around 21 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.
Sunday
Isolated showers. Mostly sunny, with a high near 84. East wind 18 to 21 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Sunday Night
Scattered showers. Partly cloudy, with a low around 81. East wind around 23 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Monday
Scattered showers. Mostly sunny, with a high near 84. East wind 21 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 30%.
Monday Night
Scattered showers. Partly cloudy, with a low around 81. East wind 20 to 23 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Scattered showers. Partly cloudy, with a low around 81. Chance of precipitation is 30%.
Wednesday
Scattered showers. Mostly sunny, with a high near 84. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 81.
Thursday
Mostly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Cruz Bay VI
 18.37°N 64.8°W (Elev. 0 ft)
Last Update:
11:15 pm AST Jun 18, 2026
Forecast Valid:
11pm AST Jun 18, 2026-6pm AST Jun 25, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation