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

SHENANGO (SGOM8)

Lat: 45.45964°NLon: 111.24447°WElev: 5391.0ft.

NA

86°F

30°C

Humidity 17%
Wind Speed SSW 1 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Heat Index83°F (28°C)
Last update 20 Aug 06:39 PM MDT
Extended Forecast for

4 Miles SSE Gallatin Gateway MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 59. East northeast wind 5 to 7 mph becoming south after midnight.

    Low: 59 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 88. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 88 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 59. Northeast wind 5 to 7 mph becoming south southeast after midnight.

    Low: 59 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 85. Light and variable wind becoming west southwest around 6 mph in the morning.  Chance of precipitation is 40%.

    High: 85 °F

    Slight Chance
    Rain then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 9pm, then showers likely between 9pm and midnight.  Mostly cloudy, with a low around 57. South wind around 7 mph.  Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely then
    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 83. South wind 6 to 14 mph becoming west southwest in the afternoon. Winds could gust as high as 23 mph.

    High: 83 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 53. West wind 5 to 11 mph becoming south after midnight. Winds could gust as high as 22 mph.

    Low: 53 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A slight chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 80. Calm wind becoming west northwest 5 to 8 mph in the afternoon.

    High: 80 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 53.

    Low: 53 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 59. East northeast wind 5 to 7 mph becoming south after midnight.
Friday
Mostly sunny, with a high near 88. Calm wind becoming north 5 to 7 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 59. Northeast wind 5 to 7 mph becoming south southeast after midnight.
Saturday
A slight chance of rain, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 85. Light and variable wind becoming west southwest around 6 mph in the morning. Chance of precipitation is 40%.
Saturday Night
Showers likely and possibly a thunderstorm before 9pm, then showers likely between 9pm and midnight. Mostly cloudy, with a low around 57. South wind around 7 mph. Chance of precipitation is 60%.
Sunday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 83. South wind 6 to 14 mph becoming west southwest in the afternoon. Winds could gust as high as 23 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 53. West wind 5 to 11 mph becoming south after midnight. Winds could gust as high as 22 mph.
Monday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Monday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 54.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 53.
Thursday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Gallatin Gateway MT
 45.54°N 111.18°W (Elev. 5384 ft)
5:06 pm MDT Aug 20, 2026
7pm MDT Aug 20, 2026-6pm MDT Aug 27, 2026
 
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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