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

Hazardous Weather Conditions

Current conditions at

King Airport, St. Thomas (TIST)

Lat: 18.34°NLon: 64.97°WElev: 23ft.

Overcast

84°F

29°C

Humidity 25%
Wind Speed NE 20 G 29 mph
Barometer 30.02 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 15 Aug 5:53 am AST
Extended Forecast for

Charlotte Amalie VI

Heat Advisory August 15, 10:00am until August 15, 05:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Scattered showers, mainly after noon. Widespread haze before noon. Mostly sunny, with a high near 86. Breezy, with an east northeast wind 24 to 26 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.

    High: 86 °F

    Scattered
    Showers and
    Breezy

  • Tonight

    Tonight: Scattered showers and thunderstorms before midnight, then scattered showers between midnight and 3am, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 79. Breezy, with an east wind 23 to 25 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 79 °F

    Showers
    Likely and
    Breezy

  • Sunday

    Sunday: Scattered showers before noon. Mostly sunny, with a high near 86. East wind 20 to 23 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

    High: 86 °F

    Scattered
    Showers then
    Sunny

  • Sunday Night

    Sunday Night: Isolated showers after midnight. Mostly clear, with a low around 79. East wind 18 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 10%.

    Low: 79 °F

    Clear then
    Isolated
    Showers

  • Monday

    Monday: Isolated showers before noon. Sunny, with a high near 86. East wind 14 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 86 °F

    Isolated
    Showers then
    Sunny

  • Monday Night

    Monday Night: Isolated showers. Partly cloudy, with a low around 79. East wind 14 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 10%.

    Low: 79 °F

    Isolated
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86. East wind 13 to 15 mph, with gusts as high as 20 mph.

    High: 86 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 79. East wind around 16 mph, with gusts as high as 21 mph.

    Low: 79 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Scattered showers, mainly after noon. Mostly sunny, with a high near 86. East wind 13 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    High: 86 °F

    Mostly Sunny
    then
    Scattered
    Showers

Detailed Forecast

Today
Scattered showers, mainly after noon. Widespread haze before noon. Mostly sunny, with a high near 86. Breezy, with an east northeast wind 24 to 26 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.
Tonight
Scattered showers and thunderstorms before midnight, then scattered showers between midnight and 3am, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 79. Breezy, with an east wind 23 to 25 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
Scattered showers before noon. Mostly sunny, with a high near 86. East wind 20 to 23 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Sunday Night
Isolated showers after midnight. Mostly clear, with a low around 79. East wind 18 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 10%.
Monday
Isolated showers before noon. Sunny, with a high near 86. East wind 14 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Monday Night
Isolated showers. Partly cloudy, with a low around 79. East wind 14 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 10%.
Tuesday
Mostly sunny, with a high near 86. East wind 13 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 79. East wind around 16 mph, with gusts as high as 21 mph.
Wednesday
Scattered showers, mainly after noon. Mostly sunny, with a high near 86. East wind 13 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 79.
Thursday
Showers likely. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 79. Chance of precipitation is 60%.
Friday
Scattered showers. Partly sunny, with a high near 86. Chance of precipitation is 50%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Charlotte Amalie VI
 18.36°N 64.93°W (Elev. 505 ft)
Last Update:
4:06 am AST Aug 15, 2026
Forecast Valid:
6am AST Aug 15, 2026-6pm AST Aug 21, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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