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

Winter Storm Bringing Widespread Hazardous Weather to the Eastern U.S.

A rapidly-intensifying winter storm continues to bring heavy snow, high winds, and blizzard conditions over the Upper Midwest and Great Lakes through today. An Arctic front will lead in a period of gusty to high winds and sharply colder temperatures over the entire eastern U.S. Heavy lake effect snow is then expected from Lakes Erie and Ontario through New Year's Day. Read More >

Current conditions at

Sheridan County Airport (KSHR)

Lat: 44.76031°NLon: 106.97411°WElev: 3970.0ft.

Clear

35°F

2°C

Humidity 47%
Wind Speed N 0 MPH
Barometer 30.33 in (1027.09 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 29 Dec 01:53 PM MST
Extended Forecast for

Dayton WY

  • This Afternoon

    This Afternoon: Sunny, with a high near 39. North northwest wind 6 to 8 mph becoming west southwest.

    High: 39 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 22. Southwest wind 8 to 10 mph.

    Low: 22 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 44. West wind 5 to 11 mph.

    High: 44 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a steady temperature around 32. Southwest wind 7 to 11 mph.

    Low: 32 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 51. West southwest wind 6 to 11 mph.

    High: 51 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 31. Southwest wind around 8 mph.

    Low: 31 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 50. Southwest wind 5 to 8 mph.

    High: 50 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 30. Southwest wind around 6 mph.

    Low: 30 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 51. Southwest wind around 7 mph.

    High: 51 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 39. North northwest wind 6 to 8 mph becoming west southwest.
Tonight
Mostly clear, with a low around 22. Southwest wind 8 to 10 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 44. West wind 5 to 11 mph.
Tuesday Night
Mostly clear, with a steady temperature around 32. Southwest wind 7 to 11 mph.
Wednesday
Sunny, with a high near 51. West southwest wind 6 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 31. Southwest wind around 8 mph.
New Year's Day
Partly sunny, with a high near 50. Southwest wind 5 to 8 mph.
Thursday Night
Mostly cloudy, with a low around 30. Southwest wind around 6 mph.
Friday
Partly sunny, with a high near 51. Southwest wind around 7 mph.
Friday Night
Partly cloudy, with a low around 31. Southwest wind 8 to 10 mph.
Saturday
Partly sunny, with a high near 52. West southwest wind around 10 mph.
Saturday Night
Partly cloudy, with a low around 27. West southwest wind 9 to 11 mph.
Sunday
Mostly sunny, with a high near 48. Southwest wind around 11 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dayton WY
 44.87°N 107.27°W (Elev. 3967 ft)
Last Update:
1:54 pm MST Dec 29, 2025
Forecast Valid:
2pm MST Dec 29, 2025-6pm MST Jan 4, 2026
 
Forecast Discussion
 
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Additional Resources

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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