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

King Airport, St. Thomas (TIST)

Lat: 18.34°NLon: 64.97°WElev: 23ft.

Partly Cloudy

79°F

26°C

Humidity 79%
Wind Speed E 3 mph
Barometer 29.98 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 18 Apr 10:53 pm AST
Extended Forecast for

Vieques PR

  • Tonight

    Tonight: Scattered showers, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 75. East wind 17 to 21 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.

    Low: 75 °F

    Showers
    Likely

  • Sunday

    Sunday: Scattered showers. Partly sunny, with a high near 85. East wind 15 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    High: 85 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Scattered showers. Mostly cloudy, with a low around 76. East wind around 18 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    Low: 76 °F

    Scattered
    Showers

  • Monday

    Monday: Scattered showers. Partly sunny, with a high near 85. East wind 15 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    High: 85 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers. Mostly cloudy, with a low around 76. East wind 13 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.

    Low: 76 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers, with thunderstorms also possible after noon. Partly sunny, with a high near 85. East wind 8 to 11 mph. Chance of precipitation is 40%.

    High: 85 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 76. East wind around 10 mph.

    Low: 76 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Scattered showers. Partly sunny, with a high near 85. East wind 9 to 11 mph. Chance of precipitation is 40%.

    High: 85 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 75. East wind around 13 mph.

    Low: 75 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 75. East wind 17 to 21 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.
Sunday
Scattered showers. Partly sunny, with a high near 85. East wind 15 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Sunday Night
Scattered showers. Mostly cloudy, with a low around 76. East wind around 18 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Monday
Scattered showers. Partly sunny, with a high near 85. East wind 15 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Monday Night
Scattered showers. Mostly cloudy, with a low around 76. East wind 13 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Tuesday
Scattered showers, with thunderstorms also possible after noon. Partly sunny, with a high near 85. East wind 8 to 11 mph. Chance of precipitation is 40%.
Tuesday Night
Partly cloudy, with a low around 76. East wind around 10 mph.
Wednesday
Scattered showers. Partly sunny, with a high near 85. East wind 9 to 11 mph. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 75. East wind around 13 mph.
Thursday
Scattered showers. Partly sunny, with a high near 85. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 75.
Friday
Scattered showers. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 75.
Saturday
Mostly sunny, with a high near 85.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Vieques PR
 18.15°N 65.43°W (Elev. 105 ft)
Last Update:
4:05 pm AST Apr 18, 2026
Forecast Valid:
11pm AST Apr 18, 2026-6pm AST Apr 25, 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