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

Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

Miles City, Frank Wiley Field Airport (KMLS)

Lat: 46.42806°NLon: 105.88639°WElev: 2628.0ft.

Clear

90°F

32°C

Humidity 29%
Wind Speed N 0 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 17 Aug 05:35 PM MDT
Extended Forecast for

11 Miles E Forsyth MT

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly between 8pm and midnight. Mostly cloudy, with a low around 63. Northeast wind around 6 mph becoming calm after midnight.

    Low: 63 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 92. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 92 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 66. Northeast wind 5 to 7 mph becoming southeast after midnight.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 102. East southeast wind 3 to 6 mph.

    High: 102 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 71. East southeast wind 6 to 9 mph.

    Low: 71 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 100. South southeast wind 6 to 8 mph becoming west northwest in the afternoon.

    High: 100 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 69. North wind around 7 mph.

    Low: 69 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 87. North northwest wind 7 to 10 mph.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 61. East northeast wind 6 to 9 mph.

    Low: 61 °F

    Chance
    Showers

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly between 8pm and midnight. Mostly cloudy, with a low around 63. Northeast wind around 6 mph becoming calm after midnight.
Monday
Sunny and hot, with a high near 92. Calm wind becoming west southwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 66. Northeast wind 5 to 7 mph becoming southeast after midnight.
Tuesday
Sunny and hot, with a high near 102. East southeast wind 3 to 6 mph.
Tuesday Night
Mostly clear, with a low around 71. East southeast wind 6 to 9 mph.
Wednesday
Sunny and hot, with a high near 100. South southeast wind 6 to 8 mph becoming west northwest in the afternoon.
Wednesday Night
Partly cloudy, with a low around 69. North wind around 7 mph.
Thursday
Sunny, with a high near 87. North northwest wind 7 to 10 mph.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 61. East northeast wind 6 to 9 mph.
Friday
Mostly sunny, with a high near 81. East northeast wind 6 to 8 mph.
Friday Night
Mostly clear, with a low around 57. Northeast wind 6 to 8 mph.
Saturday
Sunny, with a high near 80. East northeast wind 6 to 9 mph.
Saturday Night
Mostly clear, with a low around 57. East northeast wind around 9 mph.
Sunday
Sunny, with a high near 84. East wind 7 to 9 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles E Forsyth MT
 46.27°N 106.44°W (Elev. 2598 ft)
Last Update:
5:08 pm MDT Aug 17, 2025
Forecast Valid:
5pm MDT Aug 17, 2025-6pm MDT Aug 24, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation