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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 82%
Wind Speed E 3 mph
Barometer 29.93 in (1013.4 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 19 Sep 2:53 am AST
Extended Forecast for

Cruz Bay VI

Heat Advisory September 19, 10:00am until September 19, 05:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Scattered showers. Mostly cloudy, with a low around 83. East wind around 13 mph. Chance of precipitation is 40%.

    Low: 83 °F

    Scattered
    Showers

  • Saturday

    Saturday: Isolated showers. Mostly sunny, with a high near 85. East southeast wind around 10 mph. Chance of precipitation is 20%.

    High: 85 °F

    Isolated
    Showers

  • Saturday Night

    Saturday Night: Scattered showers, mainly after 9pm. Partly cloudy, with a low around 83. East wind around 10 mph. Chance of precipitation is 40%.

    Low: 83 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers. Partly sunny, with a high near 85. Southeast wind 9 to 11 mph. Chance of precipitation is 40%.

    High: 85 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Scattered showers, mainly before midnight. Partly cloudy, with a low around 83. East southeast wind around 10 mph. Chance of precipitation is 40%.

    Low: 83 °F

    Scattered
    Showers then
    Isolated
    Showers

  • Monday

    Monday: Scattered showers, mainly after noon. Mostly sunny, with a high near 85. East southeast wind 11 to 13 mph. Chance of precipitation is 40%.

    High: 85 °F

    Isolated
    Showers then
    Scattered
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 83. East wind around 15 mph, with gusts as high as 21 mph.

    Low: 83 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85. East wind 11 to 15 mph, with gusts as high as 20 mph.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Scattered showers. Partly cloudy, with a low around 83. East wind around 16 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    Low: 83 °F

    Scattered
    Showers

Detailed Forecast

Overnight
Scattered showers. Mostly cloudy, with a low around 83. East wind around 13 mph. Chance of precipitation is 40%.
Saturday
Isolated showers. Mostly sunny, with a high near 85. East southeast wind around 10 mph. Chance of precipitation is 20%.
Saturday Night
Scattered showers, mainly after 9pm. Partly cloudy, with a low around 83. East wind around 10 mph. Chance of precipitation is 40%.
Sunday
Scattered showers. Partly sunny, with a high near 85. Southeast wind 9 to 11 mph. Chance of precipitation is 40%.
Sunday Night
Scattered showers, mainly before midnight. Partly cloudy, with a low around 83. East southeast wind around 10 mph. Chance of precipitation is 40%.
Monday
Scattered showers, mainly after noon. Mostly sunny, with a high near 85. East southeast wind 11 to 13 mph. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 83. East wind around 15 mph, with gusts as high as 21 mph.
Tuesday
Mostly sunny, with a high near 85. East wind 11 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Scattered showers. Partly cloudy, with a low around 83. East wind around 16 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 85.
Wednesday Night
Scattered showers. Partly cloudy, with a low around 83. Chance of precipitation is 30%.
Thursday
Scattered showers. Partly sunny, with a high near 85. Chance of precipitation is 40%.
Thursday Night
Scattered showers. Mostly cloudy, with a low around 83. Chance of precipitation is 40%.
Friday
Scattered showers. Mostly sunny, with a high near 85. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cruz Bay VI
 18.33°N 64.8°W (Elev. 0 ft)
Last Update:
2:48 am AST Sep 19, 2026
Forecast Valid:
3am AST Sep 19, 2026-6pm AST Sep 25, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation