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

King Airport, St. Thomas (TIST)

Lat: 18.34°NLon: 64.97°WElev: 23ft.

Fair

84°F

29°C

Humidity 79%
Wind Speed E 8 mph
Barometer 29.94 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 7 Oct 11:53 pm AST
Extended Forecast for

Culebra PR

  • Overnight

    Overnight: Showers likely and possibly a thunderstorm before 3am, then scattered showers and thunderstorms after 3am. Mostly cloudy, with a low around 78. East southeast wind around 16 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

    Low: 78 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 3pm, then scattered showers. Mostly cloudy, with a high near 87. East wind 15 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 before 9pm, then scattered showers after midnight. Partly cloudy, with a low around 79. East wind around 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    Low: 79 °F

    Scattered
    Showers

  • Friday

    Friday: Scattered showers, mainly after noon. Mostly sunny, with a high near 87. East wind 16 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    High: 87 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Scattered showers. Mostly cloudy, with a low around 78. East wind around 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    Low: 78 °F

    Scattered
    Showers

  • Saturday

    Saturday: Scattered showers. Mostly sunny, with a high near 86. East wind 15 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 86 °F

    Scattered
    Showers

  • Saturday Night

    Saturday Night: Scattered showers. Partly cloudy, with a low around 77. East wind around 16 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers. Partly sunny, with a high near 86. East wind 14 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    High: 86 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Scattered showers. Mostly cloudy, with a low around 78. East wind around 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    Low: 78 °F

    Scattered
    Showers

Detailed Forecast

Overnight
Showers likely and possibly a thunderstorm before 3am, then scattered showers and thunderstorms after 3am. Mostly cloudy, with a low around 78. East southeast wind around 16 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Thursday
Showers likely and possibly a thunderstorm before 3pm, then scattered showers. Mostly cloudy, with a high near 87. East wind 15 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 before 9pm, then scattered showers after midnight. Partly cloudy, with a low around 79. East wind around 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Friday
Scattered showers, mainly after noon. Mostly sunny, with a high near 87. East wind 16 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Friday Night
Scattered showers. Mostly cloudy, with a low around 78. East wind around 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Saturday
Scattered showers. Mostly sunny, with a high near 86. East wind 15 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Saturday Night
Scattered showers. Partly cloudy, with a low around 77. East wind around 16 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Sunday
Scattered showers. Partly sunny, with a high near 86. East wind 14 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Sunday Night
Scattered showers. Mostly cloudy, with a low around 78. East wind around 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Columbus Day
Scattered showers. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
Monday Night
Scattered showers. Mostly cloudy, with a low around 78. Chance of precipitation is 50%.
Tuesday
Scattered showers. Partly sunny, with a high near 87. Chance of precipitation is 50%.
Tuesday Night
Partly cloudy, with a low around 78.
Wednesday
Scattered showers. Partly sunny, with a high near 87. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Culebra PR
 18.32°N 65.29°W (Elev. 190 ft)
Last Update:
4:46 pm AST Oct 7, 2026
Forecast Valid:
1am AST Oct 8, 2026-6pm AST Oct 14, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation