Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

GW2742 Byron (G2742)

Lat: 44.79917°NLon: 108.50567°WElev: 4032.0ft.

NA

6°F

-14°C

Humidity 77%
Wind Speed WSW 3 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 0°F (-18°C)
Visibility NA
Last update 28 Dec 07:40 AM MST
Extended Forecast for

Byron WY

  • Today

    Today: Sunny, with a high near 26. Wind chill values as low as zero. Calm wind becoming east southeast around 5 mph.

    High: 26 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 9. Calm wind becoming southeast around 5 mph in the evening.

    Low: 9 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 34. East southeast wind around 6 mph.

    High: 34 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 17. Southeast wind around 5 mph becoming calm  in the evening.

    Low: 17 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 39. Calm wind becoming southeast around 5 mph.

    High: 39 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 20. Southeast wind 3 to 5 mph.

    Low: 20 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 44. Southeast wind around 6 mph.

    High: 44 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 26. Wind chill values as low as zero. Calm wind becoming east southeast around 5 mph.
Tonight
Mostly clear, with a low around 9. Calm wind becoming southeast around 5 mph in the evening.
Monday
Sunny, with a high near 34. East southeast wind around 6 mph.
Monday Night
Partly cloudy, with a low around 17. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 39. Calm wind becoming southeast around 5 mph.
Tuesday Night
Partly cloudy, with a low around 20. Southeast wind 3 to 5 mph.
Wednesday
Sunny, with a high near 44. Southeast wind around 6 mph.
Wednesday Night
Partly cloudy, with a low around 23.
New Year's Day
Partly sunny, with a high near 47.
Thursday Night
Mostly cloudy, with a low around 26.
Friday
Partly sunny, with a high near 48.
Friday Night
Mostly cloudy, with a low around 24.
Saturday
Partly sunny, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
Byron WY
 44.79°N 108.5°W (Elev. 4003 ft)
6:32 am MST Dec 28, 2025
7am MST Dec 28, 2025-6pm MST Jan 3, 2026
 
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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