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

BIG SHEEP MOUNTAIN (LCFM8)

Lat: 47.02819°NLon: 105.80472°WElev: 3172.0ft.

NA

71°F

22°C

Humidity 24%
Wind Speed WSW 12 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 17 Oct 04:08 PM MDT
Extended Forecast for

12 Miles W Rock Springs MT

  • Tonight

    Tonight: Mostly clear, with a low around 44. Southwest wind 9 to 11 mph becoming north northwest after midnight. Winds could gust as high as 18 mph.

    Low: 44 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 61. North northwest wind 5 to 8 mph becoming east in the afternoon.

    High: 61 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43. East wind 8 to 18 mph, with gusts as high as 25 mph.

    Low: 43 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 67. South southeast wind 15 to 20 mph, with gusts as high as 26 mph.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42. Southeast wind 6 to 15 mph, with gusts as high as 22 mph.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66. Light and variable wind becoming north northwest 5 to 9 mph in the afternoon.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 41. North northwest wind 6 to 8 mph.

    Low: 41 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 63. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45. Southeast wind 8 to 11 mph.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 44. Southwest wind 9 to 11 mph becoming north northwest after midnight. Winds could gust as high as 18 mph.
Sunday
Mostly sunny, with a high near 61. North northwest wind 5 to 8 mph becoming east in the afternoon.
Sunday Night
Partly cloudy, with a low around 43. East wind 8 to 18 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 67. South southeast wind 15 to 20 mph, with gusts as high as 26 mph.
Monday Night
Mostly clear, with a low around 42. Southeast wind 6 to 15 mph, with gusts as high as 22 mph.
Tuesday
Sunny, with a high near 66. Light and variable wind becoming north northwest 5 to 9 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 41. North northwest wind 6 to 8 mph.
Wednesday
Sunny, with a high near 63. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 45. Southeast wind 8 to 11 mph.
Thursday
Sunny, with a high near 71. South wind 7 to 9 mph.
Thursday Night
A 20 percent chance of rain. Partly cloudy, with a low around 48. East southeast wind 5 to 7 mph.
Friday
A chance of rain. Partly sunny, with a high near 65.
Friday Night
A chance of rain. Mostly cloudy, with a low around 42. Breezy.
Saturday
A slight chance of rain. Partly sunny, with a high near 52. Windy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles W Rock Springs MT
 46.86°N 106.48°W (Elev. 2900 ft)
Last Update:
3:45 pm MDT Oct 17, 2026
Forecast Valid:
4pm MDT Oct 17, 2026-6pm MDT Oct 24, 2026
 
Forecast Discussion
 
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Additional Resources

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