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

St. Croix (TISX)

Lat: 17.7°NLon: 64.81°WElev: 62ft.

Partly Cloudy

82°F

28°C

Humidity 84%
Wind Speed E 10 mph
Barometer 30.03 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 18 Aug 8:53 pm AST
Extended Forecast for

3 Miles NNE St Croix (Christiansted, Henry E. Rohlsen Airport) VI

  • Tonight

    Tonight: Scattered showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 79. East wind around 14 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 79 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Scattered showers and thunderstorms. Partly sunny, with a high near 90. Heat index values as high as 103. Southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.

    High: 90 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Scattered showers and thunderstorms before midnight, then isolated showers between midnight and 3am. Mostly cloudy, then gradually becoming clear, with a low around 79. East wind 11 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    Low: 79 °F

    Scattered
    Showers then
    Isolated
    Showers

  • Thursday

    Thursday: Isolated showers. Sunny, with a high near 90. Heat index values as high as 102. East wind 18 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 10%.

    High: 90 °F

    Isolated
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 80. East wind 16 to 18 mph, with gusts as high as 23 mph.

    Low: 80 °F

    Mostly Clear

  • Friday

    Friday: Isolated showers. Mostly sunny, with a high near 89. East wind around 18 mph, with gusts as high as 23 mph. Chance of precipitation is 10%.

    High: 89 °F

    Isolated
    Showers

  • Friday Night

    Friday Night: Scattered showers. Partly cloudy, with a low around 79. East wind around 17 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    Low: 79 °F

    Scattered
    Showers

  • Saturday

    Saturday: Scattered showers, mainly before noon. Mostly sunny, with a high near 90. East wind around 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    High: 90 °F

    Scattered
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 79. East wind around 16 mph, with gusts as high as 21 mph.

    Low: 79 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 79. East wind around 14 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Scattered showers and thunderstorms. Partly sunny, with a high near 90. Heat index values as high as 103. Southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Scattered showers and thunderstorms before midnight, then isolated showers between midnight and 3am. Mostly cloudy, then gradually becoming clear, with a low around 79. East wind 11 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Thursday
Isolated showers. Sunny, with a high near 90. Heat index values as high as 102. East wind 18 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 10%.
Thursday Night
Mostly clear, with a low around 80. East wind 16 to 18 mph, with gusts as high as 23 mph.
Friday
Isolated showers. Mostly sunny, with a high near 89. East wind around 18 mph, with gusts as high as 23 mph. Chance of precipitation is 10%.
Friday Night
Scattered showers. Partly cloudy, with a low around 79. East wind around 17 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Saturday
Scattered showers, mainly before noon. Mostly sunny, with a high near 90. East wind around 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 79. East wind around 16 mph, with gusts as high as 21 mph.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Partly cloudy, with a low around 80.
Monday
Scattered showers. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 79.
Tuesday
Scattered showers. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE St Croix (Christiansted, Henry E. Rohlsen Airport) VI
 17.73°N 64.79°W (Elev. 177 ft)
Last Update:
4:27 pm AST Aug 18, 2026
Forecast Valid:
9pm AST Aug 18, 2026-6pm AST Aug 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation