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

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Current conditions at

KNOWLTON (KTFM8)

Lat: 46.30739°NLon: 105.02978°WElev: 3320.0ft.

NA

62°F

17°C

Humidity 28%
Wind Speed WSW 5 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 17 Oct 11:40 PM MDT
Extended Forecast for

15 Miles WSW Ismay MT

  • Overnight

    Overnight: Mostly clear, with a low around 44. West wind 6 to 8 mph.

    Low: 44 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 63. Light and variable wind becoming northeast 5 to 9 mph in the morning.

    High: 63 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43. Northeast wind 8 to 15 mph becoming southeast after midnight.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 67. South southeast wind 13 to 16 mph.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 44. Southeast wind 8 to 15 mph.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 68. South southeast wind around 6 mph becoming west northwest in the afternoon.

    High: 68 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 41. North northwest wind around 5 mph becoming calm after midnight.

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 66. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 48. East wind 6 to 9 mph.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 44. West wind 6 to 8 mph.
Sunday
Mostly sunny, with a high near 63. Light and variable wind becoming northeast 5 to 9 mph in the morning.
Sunday Night
Mostly clear, with a low around 43. Northeast wind 8 to 15 mph becoming southeast after midnight.
Monday
Sunny, with a high near 67. South southeast wind 13 to 16 mph.
Monday Night
Mostly clear, with a low around 44. Southeast wind 8 to 15 mph.
Tuesday
Sunny, with a high near 68. South southeast wind around 6 mph becoming west northwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 41. North northwest wind around 5 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 66. Calm wind becoming southeast around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 48. East wind 6 to 9 mph.
Thursday
Sunny, with a high near 74. South wind 6 to 9 mph.
Thursday Night
Partly cloudy, with a low around 51. Southeast wind 3 to 6 mph.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 70. South southeast wind 6 to 11 mph becoming west northwest in the afternoon.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 45. Northwest wind 10 to 15 mph.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 54. Northwest wind 14 to 17 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles WSW Ismay MT
 46.43°N 105.08°W (Elev. 3025 ft)
Last Update:
9:52 pm MDT Oct 17, 2026
Forecast Valid:
12am MDT Oct 18, 2026-6pm MDT Oct 24, 2026
 
Forecast Discussion
 
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