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

Hazardous Weather Conditions

Current conditions at

St. Croix (TISX)

Lat: 17.7°NLon: 64.81°WElev: 62ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

3 Miles ESE Christiansted VI

Heat Advisory August 15, 10:00am until August 15, 05:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Isolated showers. Widespread haze. Partly cloudy, with a low around 82. Breezy, with an east northeast wind around 25 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

    Low: 82 °F

    Isolated
    Showers and
    Breezy

  • Saturday

    Saturday: Scattered showers, mainly after noon. Widespread haze before noon. Mostly sunny, with a high near 90. Heat index values as high as 103. Breezy, with an east northeast wind 25 to 28 mph, with gusts as high as 34 mph. Chance of precipitation is 40%.

    High: 90 °F

    Breezy.
    Isolated
    Showers then
    Scattered
    Showers

  • Saturday Night

    Saturday Night: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 81. East wind 22 to 24 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 81 °F

    Showers
    Likely

  • Sunday

    Sunday: Scattered showers before noon. Mostly sunny, with a high near 89. Heat index values as high as 102. East wind 18 to 23 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.

    High: 89 °F

    Scattered
    Showers then
    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 81. East wind around 18 mph, with gusts as high as 23 mph.

    Low: 81 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 90. East wind 15 to 18 mph, with gusts as high as 23 mph.

    High: 90 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 81. East northeast wind 14 to 16 mph, with gusts as high as 21 mph.

    Low: 81 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 90. East wind 14 to 16 mph, with gusts as high as 21 mph.

    High: 90 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 81. East wind 11 to 15 mph.

    Low: 81 °F

    Partly Cloudy

Detailed Forecast

Overnight
Isolated showers. Widespread haze. Partly cloudy, with a low around 82. Breezy, with an east northeast wind around 25 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Saturday
Scattered showers, mainly after noon. Widespread haze before noon. Mostly sunny, with a high near 90. Heat index values as high as 103. Breezy, with an east northeast wind 25 to 28 mph, with gusts as high as 34 mph. Chance of precipitation is 40%.
Saturday Night
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 81. East wind 22 to 24 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
Scattered showers before noon. Mostly sunny, with a high near 89. Heat index values as high as 102. East wind 18 to 23 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.
Sunday Night
Clear, with a low around 81. East wind around 18 mph, with gusts as high as 23 mph.
Monday
Sunny, with a high near 90. East wind 15 to 18 mph, with gusts as high as 23 mph.
Monday Night
Partly cloudy, with a low around 81. East northeast wind 14 to 16 mph, with gusts as high as 21 mph.
Tuesday
Mostly sunny, with a high near 90. East wind 14 to 16 mph, with gusts as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 81. East wind 11 to 15 mph.
Wednesday
Scattered showers. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 81.
Thursday
Scattered showers. Partly sunny, with a high near 90. Chance of precipitation is 50%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 81. Chance of precipitation is 60%.
Friday
Scattered showers. Mostly sunny, with a high near 90. Chance of precipitation is 50%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Christiansted VI
 17.73°N 64.67°W (Elev. 7 ft)
Last Update:
4:06 am AST Aug 15, 2026
Forecast Valid:
4am AST Aug 15, 2026-6pm AST Aug 21, 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