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

Heavy Rain and Thunderstorms in the Plains; Snow in the Northern Rockies; Heavy Rain in Guam

A storm system moving over the Rockies today will bring marginal risks for excessive rainfall and severe thunderstorms from parts of New Mexico into western South Dakota. Heavy snow expected from northwestern Wyoming into southern Montana. Ongoing heavy showers and thunderstorms from Invest 96W could result in localized flash flooding, particularly in central or southern Guam early this morning. Read More >

Hazardous Weather Conditions

Current conditions at

King Airport, St. Thomas (TIST)

Lat: 18.34°NLon: 64.97°WElev: 23ft.

A Few Clouds

87°F

31°C

Humidity 72%
Wind Speed S 8 mph
Barometer 29.76 in (1007.7 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 15 Oct 5:53 pm AST
Extended Forecast for

Charlotte Amalie VI

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before midnight, then scattered showers and thunderstorms between midnight and 3am, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 76. South southwest wind around 11 mph. Chance of precipitation is 60%.

    Low: 76 °F

    Showers
    Likely

  • Thursday

    Thursday: Scattered showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then scattered showers and thunderstorms after 3pm. Partly sunny, with a high near 87. Southwest wind 14 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 87 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Scattered showers, with thunderstorms also possible after 3am. Partly cloudy, with a low around 77. South southwest wind 14 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

    Low: 77 °F

    Isolated
    Showers then
    Scattered
    Showers

  • Friday

    Friday: Isolated showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 88. South southwest wind around 15 mph. Chance of precipitation is 60%.

    High: 88 °F

    Isolated
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Scattered showers. Mostly cloudy, with a low around 76. Southwest wind 8 to 14 mph. Chance of precipitation is 40%.

    Low: 76 °F

    Scattered
    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before noon, then scattered showers. Mostly cloudy, with a high near 88. South wind around 7 mph. Chance of precipitation is 60%.

    High: 88 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely. Mostly cloudy, with a low around 77. East southeast wind 6 to 13 mph. Chance of precipitation is 60%.

    Low: 77 °F

    Showers
    Likely

  • Sunday

    Sunday: Scattered showers. Mostly cloudy, with a high near 88. East wind 14 to 16 mph. Chance of precipitation is 50%.

    High: 88 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Scattered showers. Mostly cloudy, with a low around 77. East wind around 21 mph. Chance of precipitation is 40%.

    Low: 77 °F

    Scattered
    Showers

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm before midnight, then scattered showers and thunderstorms between midnight and 3am, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 76. South southwest wind around 11 mph. Chance of precipitation is 60%.
Thursday
Scattered showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then scattered showers and thunderstorms after 3pm. Partly sunny, with a high near 87. Southwest wind 14 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Scattered showers, with thunderstorms also possible after 3am. Partly cloudy, with a low around 77. South southwest wind 14 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Friday
Isolated showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 88. South southwest wind around 15 mph. Chance of precipitation is 60%.
Friday Night
Scattered showers. Mostly cloudy, with a low around 76. Southwest wind 8 to 14 mph. Chance of precipitation is 40%.
Saturday
Showers likely and possibly a thunderstorm before noon, then scattered showers. Mostly cloudy, with a high near 88. South wind around 7 mph. Chance of precipitation is 60%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 77. East southeast wind 6 to 13 mph. Chance of precipitation is 60%.
Sunday
Scattered showers. Mostly cloudy, with a high near 88. East wind 14 to 16 mph. Chance of precipitation is 50%.
Sunday Night
Scattered showers. Mostly cloudy, with a low around 77. East wind around 21 mph. Chance of precipitation is 40%.
Monday
Scattered showers before noon. Mostly sunny, with a high near 88. Chance of precipitation is 50%.
Monday Night
Partly cloudy, with a low around 77.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 77.
Wednesday
Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Charlotte Amalie VI
 18.35°N 64.94°W (Elev. 315 ft)
Last Update:
3:29 pm AST Oct 15, 2025
Forecast Valid:
6pm AST Oct 15, 2025-6pm AST Oct 22, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation