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

Extreme Heat and Excessive Rainfall Today

Dangerous and extreme heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest U.S. will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Multiple rounds of thunderstorms will produce heavy to excessive rainfall with significant flash flooding across portions of southern New England. Read More >

Current conditions at

Sweeney Creek I-94 MP 112.6 (MTSWC)

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

NA

85°F

29°C

Humidity 36%
Wind Speed ESE 7 MPH
Barometer NA
Dewpoint 55°F (13°C)
Visibility NA
Heat Index84°F (29°C)
Last update 29 Jul 09:45 PM MDT
Extended Forecast for

3 Miles E Forsyth MT

  • Tonight

    Tonight: Scattered showers and thunderstorms. Mostly cloudy, with a low around 67. South wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 40%.

    Low: 67 °F

    Scattered
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms before 9am, then a slight chance of showers between 9am and noon. Mostly cloudy, then gradually becoming sunny and hot, with a high near 94. Light and variable wind becoming east 5 to 7 mph in the afternoon. Chance of precipitation is 30%.

    High: 94 °F

    Chance
    Showers then
    Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers between 4am and 5am. Partly cloudy, with a low around 63. East southeast wind 5 to 7 mph. Chance of precipitation is 20%.

    Low: 63 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: Mostly sunny and hot, with a high near 100. Southeast wind around 6 mph becoming northwest in the afternoon.

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 65. North wind around 6 mph becoming light and variable after midnight.

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 108. Calm wind becoming south southeast around 6 mph in the afternoon.

    High: 108 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 71. East southeast wind 9 to 15 mph.

    Low: 71 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 97. North wind 11 to 17 mph.

    High: 97 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 62. North northeast wind around 14 mph.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Tonight
Scattered showers and thunderstorms. Mostly cloudy, with a low around 67. South wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 40%.
Thursday
A chance of showers and thunderstorms before 9am, then a slight chance of showers between 9am and noon. Mostly cloudy, then gradually becoming sunny and hot, with a high near 94. Light and variable wind becoming east 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
Thursday Night
A slight chance of showers between 4am and 5am. Partly cloudy, with a low around 63. East southeast wind 5 to 7 mph. Chance of precipitation is 20%.
Friday
Mostly sunny and hot, with a high near 100. Southeast wind around 6 mph becoming northwest in the afternoon.
Friday Night
Mostly clear, with a low around 65. North wind around 6 mph becoming light and variable after midnight.
Saturday
Sunny and hot, with a high near 108. Calm wind becoming south southeast around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 71. East southeast wind 9 to 15 mph.
Sunday
Sunny and hot, with a high near 97. North wind 11 to 17 mph.
Sunday Night
Mostly clear, with a low around 62. North northeast wind around 14 mph.
Monday
Sunny, with a high near 82. North wind 13 to 17 mph.
Monday Night
Mostly clear, with a low around 55. North wind 7 to 15 mph.
Tuesday
Sunny, with a high near 84. Light north northeast wind becoming northeast 5 to 9 mph in the morning.
Tuesday Night
Mostly clear, with a low around 57. East northeast wind 6 to 9 mph.
Wednesday
Sunny and hot, with a high near 91. East wind 5 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Forsyth MT
 46.28°N 106.63°W (Elev. 2556 ft)
Last Update:
6:28 pm MDT Jul 29, 2026
Forecast Valid:
10pm MDT Jul 29, 2026-6pm MDT Aug 5, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation