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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Current conditions at

Miles City, Frank Wiley Field Airport (KMLS)

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

Clear

70°F

21°C

Humidity 88%
Wind Speed ESE 6 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 17 Aug 01:05 AM MDT
Extended Forecast for

12 Miles W Forsyth MT

  • Overnight

    Overnight: Partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny and hot, with a high near 91. Calm wind becoming northwest around 5 mph.

    High: 91 °F

    Hot

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 63. Light and variable wind.

    Low: 63 °F

    Chance
    T-storms

  • Monday

    Monday: Sunny and hot, with a high near 92. Calm wind.

    High: 92 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 65. Southeast wind around 5 mph becoming calm after midnight.

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. Light south southeast wind.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 69. Calm wind becoming southeast 5 to 7 mph in the evening.

    Low: 69 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 99. Southeast wind around 6 mph becoming west northwest in the afternoon.

    High: 99 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 68. North wind around 6 mph.

    Low: 68 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 63. Calm wind.
Sunday
Sunny and hot, with a high near 91. Calm wind becoming northwest around 5 mph.
Sunday Night
A 40 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 63. Light and variable wind.
Monday
Sunny and hot, with a high near 92. Calm wind.
Monday Night
Mostly clear, with a low around 65. Southeast wind around 5 mph becoming calm after midnight.
Tuesday
Sunny and hot, with a high near 99. Light south southeast wind.
Tuesday Night
Mostly clear, with a low around 69. Calm wind becoming southeast 5 to 7 mph in the evening.
Wednesday
Sunny and hot, with a high near 99. Southeast wind around 6 mph becoming west northwest in the afternoon.
Wednesday Night
Partly cloudy, with a low around 68. North wind around 6 mph.
Thursday
Sunny, with a high near 87. North wind 5 to 9 mph.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 60. North wind 6 to 8 mph becoming east northeast after midnight.
Friday
Sunny, with a high near 82. East northeast wind 6 to 8 mph.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 56. Northeast wind 6 to 8 mph.
Saturday
Sunny, with a high near 83. East wind 5 to 7 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles W Forsyth MT
 46.26°N 106.93°W (Elev. 2700 ft)
Last Update:
12:47 am MDT Aug 17, 2025
Forecast Valid:
1am MDT Aug 17, 2025-6pm MDT Aug 23, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation