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

Hazardous Weather Conditions

Current conditions at

St. Croix (TISX)

Lat: 17.7°NLon: 64.81°WElev: 62ft.

Partly Cloudy

88°F

31°C

Humidity 66%
Wind Speed SE 12 mph
Barometer 29.95 in (1013.9 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 19 Sep 12:53 pm AST
Extended Forecast for

5 Miles E Christiansted VI

Heat Advisory September 19, 01:40pm until September 19, 05:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 19, 01:40pm until September 19, 05:00pm

    NOW until 5:00pm Sat

    Heat Advisory

  • This Afternoon

    High: 88 °F

    Isolated
    Showers

  • Tonight

    Tonight: Scattered showers. Mostly cloudy, with a low around 80. East wind 8 to 10 mph. Chance of precipitation is 50%.

    Low: 80 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers. Partly sunny, with a high near 88. East southeast wind around 10 mph. Chance of precipitation is 50%.

    High: 88 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Isolated showers. Partly cloudy, with a low around 80. East southeast wind around 9 mph. Chance of precipitation is 10%.

    Low: 80 °F

    Isolated
    Showers

  • Monday

    Monday: Isolated showers. Mostly sunny, with a high near 88. East southeast wind around 11 mph. Chance of precipitation is 20%.

    High: 88 °F

    Isolated
    Showers

  • Monday Night

    Monday Night: Scattered showers, mainly after midnight. Partly cloudy, with a low around 80. East wind 11 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Low: 80 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 88. East wind around 13 mph.

    High: 88 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Scattered showers. Partly cloudy, with a low around 80. East wind 14 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    Low: 80 °F

    Scattered
    Showers

Detailed Forecast

This Afternoon
Isolated showers. Mostly sunny, with a high near 88. East wind around 10 mph. Chance of precipitation is 20%.
Tonight
Scattered showers. Mostly cloudy, with a low around 80. East wind 8 to 10 mph. Chance of precipitation is 50%.
Sunday
Scattered showers. Partly sunny, with a high near 88. East southeast wind around 10 mph. Chance of precipitation is 50%.
Sunday Night
Isolated showers. Partly cloudy, with a low around 80. East southeast wind around 9 mph. Chance of precipitation is 10%.
Monday
Isolated showers. Mostly sunny, with a high near 88. East southeast wind around 11 mph. Chance of precipitation is 20%.
Monday Night
Scattered showers, mainly after midnight. Partly cloudy, with a low around 80. East wind 11 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Tuesday
Mostly sunny, with a high near 88. East wind around 13 mph.
Tuesday Night
Scattered showers. Partly cloudy, with a low around 80. East wind 14 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 88. East wind 14 to 16 mph, with gusts as high as 22 mph.
Wednesday Night
Scattered showers. Partly cloudy, with a low around 80. Chance of precipitation is 30%.
Thursday
Scattered showers. Partly sunny, with a high near 88. Chance of precipitation is 40%.
Thursday Night
Scattered showers. Mostly cloudy, with a low around 81. Chance of precipitation is 40%.
Friday
Scattered showers. Mostly sunny, with a high near 88. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Christiansted VI
 17.75°N 64.63°W (Elev. 118 ft)
Last Update:
4:49 am AST Sep 19, 2026
Forecast Valid:
1pm AST Sep 19, 2026-6pm AST Sep 25, 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