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

84°F

29°C

Humidity 29%
Wind Speed E 8 mph
Barometer 29.97 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 9 Aug 1:53 am AST
Extended Forecast for

4 Miles NE Cruz Bay VI

Heat Advisory August 9, 10:00am until August 9, 05:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Scattered showers. Partly cloudy, with a low around 75. East wind around 20 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 75 °F

    Scattered
    Showers

  • Sunday

    Sunday: Isolated showers. Widespread haze. Mostly sunny, with a high near 89. East wind 18 to 21 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    High: 89 °F

    Isolated
    Showers

  • Sunday Night

    Sunday Night: Isolated showers before midnight, then isolated showers after 3am. Widespread haze. Mostly clear, with a low around 81. East wind 18 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 10%.

    Low: 81 °F

    Isolated
    Showers

  • Monday

    Monday: Isolated showers before 9am. Widespread haze. Sunny, with a high near 89. East wind 15 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 10%.

    High: 89 °F

    Isolated
    Showers then
    Haze

  • Monday Night

    Monday Night: Isolated showers. Widespread haze. Partly cloudy, with a low around 78. East wind 15 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    Low: 78 °F

    Isolated
    Showers

  • Tuesday

    Tuesday: Scattered showers, mainly before noon. Widespread haze after noon. Mostly sunny, with a high near 89. East wind around 16 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    High: 89 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers. Mostly cloudy, with a low around 79. East wind 17 to 20 mph. Chance of precipitation is 40%.

    Low: 79 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Widespread haze. Mostly sunny, with a high near 90. East wind around 18 mph, with gusts as high as 23 mph.

    High: 90 °F

    Haze

  • Wednesday Night

    Wednesday Night: Widespread haze. Partly cloudy, with a low around 80. East wind 18 to 21 mph.

    Low: 80 °F

    Haze

Detailed Forecast

Overnight
Scattered showers. Partly cloudy, with a low around 75. East wind around 20 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Sunday
Isolated showers. Widespread haze. Mostly sunny, with a high near 89. East wind 18 to 21 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Sunday Night
Isolated showers before midnight, then isolated showers after 3am. Widespread haze. Mostly clear, with a low around 81. East wind 18 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 10%.
Monday
Isolated showers before 9am. Widespread haze. Sunny, with a high near 89. East wind 15 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 10%.
Monday Night
Isolated showers. Widespread haze. Partly cloudy, with a low around 78. East wind 15 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Tuesday
Scattered showers, mainly before noon. Widespread haze after noon. Mostly sunny, with a high near 89. East wind around 16 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 79. East wind 17 to 20 mph. Chance of precipitation is 40%.
Wednesday
Widespread haze. Mostly sunny, with a high near 90. East wind around 18 mph, with gusts as high as 23 mph.
Wednesday Night
Widespread haze. Partly cloudy, with a low around 80. East wind 18 to 21 mph.
Thursday
Scattered showers before noon. Widespread haze after noon. Sunny, with a high near 90. Breezy. Chance of precipitation is 30%.
Thursday Night
Widespread haze. Clear, with a low around 80. Breezy.
Friday
Mostly sunny, with a high near 91.
Friday Night
Partly cloudy, with a low around 80. Breezy.
Saturday
Mostly sunny, with a high near 90. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Cruz Bay VI
 18.36°N 64.74°W (Elev. 587 ft)
Last Update:
2:12 am AST Aug 9, 2026
Forecast Valid:
3am AST Aug 9, 2026-6pm AST Aug 15, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation