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Current conditions at

King Airport, St. Thomas (TIST)

Lat: 18.34° N Lon: 64.97° W Elev: 23 ft.

Partly Cloudy

91°F

33°C

Humidity 23%
Wind Speed NE 16 G 31 mph
Barometer 30.04 in (1017.2 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 14 Aug 4:53 pm AST
Detailed forecast for

Vieques County

Tonight
Partly cloudy. Hazy. Isolated showers after midnight. Breezy with lows around 80. Northeast winds 20 to 25 mph with gusts up to 35 mph. Chance of rain less than 20 percent.
Saturday
Breezy. Hazy in the morning. Partly cloudy with isolated showers in the morning, then variably cloudy with scattered showers in the afternoon. Highs around 93. Northeast winds 20 to 25 mph with gusts up to 35 mph. Chance of rain 30 percent.
Saturday Night
Breezy. Mostly cloudy in the evening, then becoming variably cloudy. Isolated thunderstorms in the evening. Scattered showers. Lows around 82. East winds around 25 mph with gusts up to 35 mph. Chance of rain 50 percent.
Sunday
Breezy. Variably cloudy with scattered showers. Isolated thunderstorms in the afternoon. Highs around 89. East winds 20 to 25 mph with gusts up to 35 mph. Chance of rain 50 percent.
Sunday Night
Breezy. Partly cloudy with isolated showers. Lows around 82. East winds 15 to 20 mph. Chance of rain 20 percent.
Monday
Mostly cloudy in the morning, then becoming variably cloudy. Isolated thunderstorms in the morning. Scattered showers. Hazy in the afternoon. Highs around 91. Chance of rain 50 percent.
Monday Night
Partly cloudy with isolated showers. Hazy. Lows around 82. Chance of rain 20 percent.
Tuesday
Partly cloudy with isolated showers. Highs around 92. Temperature falling in the afternoon. Chance of rain 20 percent.
Tuesday Night
Partly cloudy with isolated showers. Lows around 82. Chance of rain 20 percent.
Wednesday
Partly cloudy with isolated showers in the morning, then variably cloudy with scattered showers in the afternoon. Highs around 92. Temperature falling in the afternoon. Chance of rain 40 percent.
Wednesday Night
Partly cloudy with isolated showers. Lows around 82. Chance of rain 20 percent.
Thursday
Partly cloudy with isolated showers. Highs around 93. Chance of rain 20 percent.
Thursday Night
Breezy. Mostly cloudy with numerous showers with isolated thunderstorms. Lows around 82. Chance of rain 60 percent.
Friday
Breezy. Mostly cloudy. Numerous showers with isolated thunderstorms in the morning, then scattered showers in the afternoon. Highs around 93. Chance of rain 60 percent.



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243 PM AST Fri Aug 14 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database