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

Dangerous Heat in the West; Flash Flooding Possible Across the Southern US

Dangerous heat is expected across areas in Texas and from Washington through California. Several daily high temperature records are expected to be either tied or broken in the West. Monsoonal showers and thunderstorms may result in flash flooding and debris flows over the Southwestern U.S. through Friday. Locally heavy rain is expected from thunderstorms in the Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Huntsville, Huntsville Municipal Airport (KUTS)

Lat: 30.74°NLon: 95.59°WElev: 364ft.

A Few Clouds

79°F

26°C

Humidity 90%
Wind Speed S 5 mph
Barometer 29.96 in (1014.0 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 17 Aug 5:53 am CDT
Extended Forecast for

4 Miles NNW Onalaska TX

  • Today

    Today: Mostly sunny and hot, with a high near 102. Heat index values as high as 106. Light southwest wind becoming west 5 to 10 mph in the morning.

    Hot

    High: 102 °F

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 9pm and midnight. Mostly cloudy, with a low around 77. South wind around 5 mph becoming calm after midnight. Chance of precipitation is 20%.

    Slight Chance
    T-storms then
    Mostly Cloudy

    Low: 77 °F

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 2pm. Partly sunny and hot, with a high near 98. Heat index values as high as 109. Calm wind becoming west around 5 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Slight Chance
    T-storms then
    T-storms
    Likely

    High: 98 °F

  • Thursday
    Night

    Thursday Night: Showers and thunderstorms likely, mainly before 11pm. Mostly cloudy, with a low around 73. East wind 5 to 10 mph becoming light and variable in the evening. Chance of precipitation is 70%.

    T-storms
    Likely

    Low: 73 °F

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the afternoon.

    Chance
    T-storms

    High: 93 °F

  • Friday
    Night

    Friday Night: A 40 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 75.

    Chance
    T-storms

    Low: 75 °F

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95.

    Mostly Sunny
    then Chance
    T-storms

    High: 95 °F

  • Saturday
    Night

    Saturday Night: A 40 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75.

    Chance
    T-storms then
    Partly Cloudy

    Low: 75 °F

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95.

    Partly Sunny
    then Chance
    T-storms

    High: 95 °F

Detailed Forecast

Today
Mostly sunny and hot, with a high near 102. Heat index values as high as 106. Light southwest wind becoming west 5 to 10 mph in the morning.
Tonight
A slight chance of showers and thunderstorms between 9pm and midnight. Mostly cloudy, with a low around 77. South wind around 5 mph becoming calm after midnight. Chance of precipitation is 20%.
Thursday
Showers and thunderstorms likely, mainly after 2pm. Partly sunny and hot, with a high near 98. Heat index values as high as 109. Calm wind becoming west around 5 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Showers and thunderstorms likely, mainly before 11pm. Mostly cloudy, with a low around 73. East wind 5 to 10 mph becoming light and variable in the evening. Chance of precipitation is 70%.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
A 40 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 75.
Saturday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95.
Saturday Night
A 40 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75.
Sunday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 76.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 95.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 93.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
4 Miles NNW Onalaska TX
 30.86°N 95.13°W (Elev. 243 ft)
Last Update:
4:01 am CDT Aug 17, 2022
Forecast Valid:
6am CDT Aug 17, 2022-6pm CDT Aug 23, 2022
 
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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