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

Active Weather Pattern Expected From the Midwest to the Southern Plains; Dangerous Heat Likely in Southern Texas

A strong storm system will bring numerous to widespread severe thunderstorms across portions of the Midwest and Upper Great Lakes Tuesday. Tornadoes (a few strong), damaging winds and large hail are expected. Record high temperatures will be possible over southern Texas the next several days. This may lead to dangerous heat concerns especially for areas already without power. Read More >

Hazardous Weather Conditions

Current conditions at

St. Croix (TISX)

Lat: 17.7°NLon: 64.81°WElev: 62ft.

Fair

90°F

32°C

Humidity 63%
Wind Speed SE 14 mph
Barometer 29.98 in (1015.0 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 21 May 12:53 pm AST
Extended Forecast for

2 Miles NE Grove Place VI

Excessive Heat Warning until May 21, 06:00pm
Click here for hazard details and duration
Excessive Heat Warning
  •  
    Excessive Heat Warning until May 21, 06:00pm

    NOW until 6:00pm Tue

    Excessive Heat Warning

  • This Afternoon

    High: 87 °F

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers. Mostly cloudy, with a low around 79. East wind 11 to 14 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 79 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Isolated showers, then showers likely and possibly a thunderstorm after 9am. Mostly cloudy, with a high near 86. East southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between 1 and 2 inches possible.

    High: 86 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 9pm. Mostly cloudy, with a low around 78. East wind 10 to 16 mph. Chance of precipitation is 70%.

    Low: 78 °F

    Showers
    Likely

  • Thursday

    Thursday: Scattered showers. Mostly sunny, with a high near 85. East wind 15 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    High: 85 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 79. East wind 7 to 11 mph. Chance of precipitation is 50%.

    Low: 79 °F

    Scattered
    Showers

  • Friday

    Friday: Partly sunny, with a high near 87. East southeast wind around 11 mph.

    High: 87 °F

    Partly Sunny

  • Friday Night

    Friday Night: Scattered showers. Mostly cloudy, with a low around 80. East wind around 11 mph. Chance of precipitation is 50%.

    Low: 80 °F

    Scattered
    Showers

Detailed Forecast

This Afternoon
Scattered showers. Partly sunny, with a high near 87. East southeast wind around 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Tonight
Scattered showers. Mostly cloudy, with a low around 79. East wind 11 to 14 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Isolated showers, then showers likely and possibly a thunderstorm after 9am. Mostly cloudy, with a high near 86. East southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between 1 and 2 inches possible.
Wednesday Night
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 9pm. Mostly cloudy, with a low around 78. East wind 10 to 16 mph. Chance of precipitation is 70%.
Thursday
Scattered showers. Mostly sunny, with a high near 85. East wind 15 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Thursday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 79. East wind 7 to 11 mph. Chance of precipitation is 50%.
Friday
Partly sunny, with a high near 87. East southeast wind around 11 mph.
Friday Night
Scattered showers. Mostly cloudy, with a low around 80. East wind around 11 mph. Chance of precipitation is 50%.
Saturday
Scattered showers, mainly after noon. Partly sunny, with a high near 86. East southeast wind 7 to 10 mph. Chance of precipitation is 50%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 78. Chance of precipitation is 60%.
Sunday
Scattered showers. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Sunday Night
Scattered showers. Mostly cloudy, with a low around 79. Chance of precipitation is 40%.
Memorial Day
Scattered showers. Mostly sunny, with a high near 86. Chance of precipitation is 40%.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Grove Place VI
 17.75°N 64.81°W (Elev. 404 ft)
Last Update:
12:27 pm AST May 21, 2024
Forecast Valid:
1pm AST May 21, 2024-6pm AST May 27, 2024
 
Forecast Discussion
 
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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