Severe Thunderstorms and Heavy Rain in the Mid-Atlantic; Heat Persists Across the South

Scattered severe thunderstorms and excessive rainfall are possible into the night in the Mid Atlantic, and heavy rain will shift to Virginia and the Carolinas on Friday. Severe thunderstorms are also possible in the Central Plains into the Upper MS Valley and the Deep South tonight. Dangerous heat persists across the Southern Plains and Lower MS Valley and heat will expand into the Southwest. Read More >

Current conditions at

Georgetown Lake (MTGTL)

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

NA

80°F

27°C

Humidity 28%
Wind Speed NW 4 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Heat Index79°F (26°C)
Last update 20 Aug 07:00 PM MDT
Extended Forecast for

6 Miles NW Georgetown MT

  • Tonight

    Tonight: Mostly clear during the early evening, then becoming mostly cloudy, with a low around 51. Light and variable wind.

    Low: 51 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 89. Calm wind becoming north around 6 mph in the afternoon.

    High: 89 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain after 5am.  Mostly cloudy, with a low around 53. East wind around 5 mph becoming calm  after midnight.

    Low: 53 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: A slight chance of rain, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 85. Calm wind becoming west around 6 mph in the afternoon.  Chance of precipitation is 70%.

    High: 85 °F

    Slight Chance
    Rain then
    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight.  Mostly cloudy, with a low around 48. West southwest wind around 5 mph becoming light and variable  after midnight.  Chance of precipitation is 40%.

    Low: 48 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear during the early evening, then becoming mostly cloudy, with a low around 51. Light and variable wind.
Friday
Mostly sunny, with a high near 89. Calm wind becoming north around 6 mph in the afternoon.
Friday Night
A 20 percent chance of rain after 5am. Mostly cloudy, with a low around 53. East wind around 5 mph becoming calm after midnight.
Saturday
A slight chance of rain, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 85. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 70%.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight. Mostly cloudy, with a low around 48. West southwest wind around 5 mph becoming light and variable after midnight. Chance of precipitation is 40%.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NW Georgetown MT
 46.25°N 113.34°W (Elev. 5400 ft)
2:01 pm MDT Aug 20, 2026
7pm MDT Aug 20, 2026-6pm MDT Aug 27, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database