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

Sweeney Creek I-94 MP 112.6 (MTSWC)

Lat: 46.26671°NLon: 106.30788°WElev: 2598.0ft.

NA

78°F

26°C

Humidity 36%
Wind Speed E 8 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Heat Index78°F (26°C)
Last update 20 Aug 08:15 PM MDT
Extended Forecast for

18 Miles E Forsyth MT

  • Tonight

    Tonight: Patchy smoke before 9pm. Mostly clear, with a low around 63. East wind 3 to 8 mph.

    Low: 63 °F

    Patchy Smoke
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 91. Light east northeast wind becoming northeast 8 to 13 mph in the morning.

    High: 91 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 63. Northeast wind 10 to 13 mph.

    Low: 63 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 93. East wind 10 to 17 mph.

    High: 93 °F

    Hot

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before midnight.  Mostly cloudy, with a low around 67. East southeast wind 10 to 16 mph.

    Low: 67 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 96. Light and variable wind becoming west 5 to 7 mph in the afternoon.

    High: 96 °F

    Hot

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 65. Northwest wind 5 to 8 mph.

    Low: 65 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 89. Northwest wind 6 to 10 mph.

    High: 89 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60. North northeast wind 3 to 7 mph.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy smoke before 9pm. Mostly clear, with a low around 63. East wind 3 to 8 mph.
Friday
Mostly sunny and hot, with a high near 91. Light east northeast wind becoming northeast 8 to 13 mph in the morning.
Friday Night
Partly cloudy, with a low around 63. Northeast wind 10 to 13 mph.
Saturday
Mostly sunny and hot, with a high near 93. East wind 10 to 17 mph.
Saturday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 67. East southeast wind 10 to 16 mph.
Sunday
Mostly sunny and hot, with a high near 96. Light and variable wind becoming west 5 to 7 mph in the afternoon.
Sunday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 65. Northwest wind 5 to 8 mph.
Monday
Mostly sunny, with a high near 89. Northwest wind 6 to 10 mph.
Monday Night
Partly cloudy, with a low around 60. North northeast wind 3 to 7 mph.
Tuesday
Mostly sunny, with a high near 86. North northeast wind 3 to 6 mph.
Tuesday Night
Partly cloudy, with a low around 60. Northeast wind around 6 mph becoming east southeast after midnight.
Wednesday
Mostly sunny, with a high near 89. East wind 5 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 61. East wind 6 to 8 mph.
Thursday
Mostly sunny, with a high near 88. East wind 5 to 8 mph becoming north in the morning.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles E Forsyth MT
 46.29°N 106.32°W (Elev. 2461 ft)
5:02 pm MDT Aug 20, 2026
8pm MDT Aug 20, 2026-6pm MDT Aug 27, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database