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

Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Periods of critical fire weather will persist from the central Rockies to the central Plains through the weekend as gusty winds and low relative humidity continue. Read More >

Current conditions at

King Airport, St. Thomas (TIST)

Lat: 18.34°NLon: 64.97°WElev: 23ft.

A Few Clouds

79°F

26°C

Humidity 70%
Wind Speed SE 12 mph
Barometer 29.91 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 20 Mar 5:53 am AST
Extended Forecast for

3 Miles SE Anna's Retreat VI

  • Today

    Today: Scattered showers, mainly after noon. Mostly sunny, with a high near 85. Southeast wind 16 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    High: 85 °F

    Scattered
    Showers

  • Tonight

    Tonight: Isolated showers. Partly cloudy, with a low around 76. Southeast wind 13 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    Low: 76 °F

    Isolated
    Showers

  • Saturday

    Saturday: Scattered showers, mainly between 9am and noon. Mostly sunny, with a high near 85. South southeast wind 11 to 13 mph. Chance of precipitation is 30%.

    High: 85 °F

    Scattered
    Showers

  • Saturday Night

    Saturday Night: Scattered showers. Mostly cloudy, with a low around 76. South wind 6 to 10 mph. Chance of precipitation is 40%.

    Low: 76 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers. Partly sunny, with a high near 85. Light and variable wind becoming east 5 to 8 mph in the afternoon. Chance of precipitation is 40%.

    High: 85 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Scattered showers. Mostly cloudy, with a low around 74. Northeast wind around 10 mph. Chance of precipitation is 50%.

    Low: 74 °F

    Scattered
    Showers

  • Monday

    Monday: Scattered showers. Partly sunny, with a high near 85. East northeast wind around 10 mph. Chance of precipitation is 40%.

    High: 85 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers. Mostly cloudy, with a low around 74. Northeast wind around 11 mph. Chance of precipitation is 40%.

    Low: 74 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers. Partly sunny, with a high near 85. East northeast wind around 11 mph. Chance of precipitation is 50%.

    High: 85 °F

    Scattered
    Showers

Detailed Forecast

Today
Scattered showers, mainly after noon. Mostly sunny, with a high near 85. Southeast wind 16 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Tonight
Isolated showers. Partly cloudy, with a low around 76. Southeast wind 13 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Saturday
Scattered showers, mainly between 9am and noon. Mostly sunny, with a high near 85. South southeast wind 11 to 13 mph. Chance of precipitation is 30%.
Saturday Night
Scattered showers. Mostly cloudy, with a low around 76. South wind 6 to 10 mph. Chance of precipitation is 40%.
Sunday
Scattered showers. Partly sunny, with a high near 85. Light and variable wind becoming east 5 to 8 mph in the afternoon. Chance of precipitation is 40%.
Sunday Night
Scattered showers. Mostly cloudy, with a low around 74. Northeast wind around 10 mph. Chance of precipitation is 50%.
Monday
Scattered showers. Partly sunny, with a high near 85. East northeast wind around 10 mph. Chance of precipitation is 40%.
Monday Night
Scattered showers. Mostly cloudy, with a low around 74. Northeast wind around 11 mph. Chance of precipitation is 40%.
Tuesday
Scattered showers. Partly sunny, with a high near 85. East northeast wind around 11 mph. Chance of precipitation is 50%.
Tuesday Night
Scattered showers. Partly cloudy, with a low around 73. Chance of precipitation is 30%.
Wednesday
Scattered showers. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
Wednesday Night
Scattered showers. Partly cloudy, with a low around 73. Chance of precipitation is 30%.
Thursday
Scattered showers. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Anna's Retreat VI
 18.32°N 64.86°W (Elev. 82 ft)
Last Update:
2:07 am AST Mar 20, 2026
Forecast Valid:
6am AST Mar 20, 2026-6pm AST Mar 26, 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