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Hazardous Weather Conditions

Current conditions at

St. Croix (TISX)

Lat: 17.7°NLon: 64.81°WElev: 62ft.

Fair

91°F

33°C

Humidity 59%
Wind Speed E 18 G 26 mph
Barometer 29.92 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 6 Oct 11:53 am AST
Extended Forecast for

3 Miles S Christiansted VI

Heat Advisory October 6, 12:59pm until October 6, 04:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory October 6, 12:59pm until October 6, 04:00pm

    NOW until 4:00pm Tue

    Heat Advisory

  • This Afternoon

    High: 90 °F⇓

    Isolated
    Showers

  • Tonight

    Tonight: Scattered showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 78. East wind 9 to 14 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 78 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 90. Heat index values as high as 105. East southeast wind 9 to 11 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 90 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 9pm, then scattered showers. Mostly cloudy, with a low around 79. East wind 11 to 14 mph. Chance of precipitation is 60%.

    Low: 79 °F

    Showers
    Likely

  • Thursday

    Thursday: Scattered showers. Partly sunny, with a high near 90. East wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    High: 90 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Clear, with a low around 79. East wind around 15 mph, with gusts as high as 20 mph.

    Low: 79 °F

    Clear

  • Friday

    Friday: Mostly sunny, with a high near 90. East wind around 16 mph.

    High: 90 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 79. East wind 13 to 15 mph.

    Low: 79 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Isolated showers. Mostly sunny, with a temperature falling to around 84 by 5pm. Heat index values as high as 105. East wind around 14 mph. Chance of precipitation is 10%.
Tonight
Scattered showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 78. East wind 9 to 14 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 90. Heat index values as high as 105. East southeast wind 9 to 11 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers likely and possibly a thunderstorm before 9pm, then scattered showers. Mostly cloudy, with a low around 79. East wind 11 to 14 mph. Chance of precipitation is 60%.
Thursday
Scattered showers. Partly sunny, with a high near 90. East wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Thursday Night
Clear, with a low around 79. East wind around 15 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 90. East wind around 16 mph.
Friday Night
Partly cloudy, with a low around 79. East wind 13 to 15 mph.
Saturday
Mostly sunny, with a high near 90. East wind around 15 mph.
Saturday Night
Partly cloudy, with a low around 78.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Scattered showers. Partly cloudy, with a low around 78. Chance of precipitation is 30%.
Columbus Day
Scattered showers. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Christiansted VI
 17.71°N 64.71°W (Elev. 3 ft)
Last Update:
7:35 am AST Oct 6, 2026
Forecast Valid:
12pm AST Oct 6, 2026-6pm AST Oct 12, 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