Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Georgetown Lake (MTGTL)

Lat: 46.191°NLon: 113.3°WElev: 6338.0ft.

NA

74°F

23°C

Humidity 24%
Wind Speed WSW 8 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 19 Aug 02:31 PM MDT
Extended Forecast for

15 Miles WNW Wise River MT

  • This Afternoon

    This Afternoon: Sunny, with a high near 81. West wind around 11 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 38. West wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 38 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 87. Calm wind becoming southwest 5 to 9 mph in the morning.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 90. Calm wind becoming west around 6 mph in the afternoon.

    High: 90 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of rain between 9pm and midnight, then a slight chance of showers and thunderstorms after midnight.  Mostly cloudy, with a low around 46. Chance of precipitation is 20%.

    Low: 46 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A chance of rain, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 82. Chance of precipitation is 70%.

    High: 82 °F

    Chance Rain
    then Showers
    Likely

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after noon.  Sunny, with a high near 79.

    High: 79 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 81. West wind around 11 mph.
Tonight
Mostly clear, with a low around 38. West wind 5 to 10 mph becoming light and variable in the evening.
Thursday
Sunny, with a high near 87. Calm wind becoming southwest 5 to 9 mph in the morning.
Thursday Night
Partly cloudy, with a low around 44. Northwest wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 90. Calm wind becoming west around 6 mph in the afternoon.
Friday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of rain between 9pm and midnight, then a slight chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 46. Chance of precipitation is 20%.
Saturday
A chance of rain, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 82. Chance of precipitation is 70%.
Saturday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 40.
Sunday
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 35.
Monday
A slight chance of rain. Sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles WNW Wise River MT
 45.88°N 113.24°W (Elev. 6001 ft)
2:01 pm MDT Aug 19, 2026
2pm MDT Aug 19, 2026-6pm MDT Aug 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database