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 >

Hazardous Weather Conditions

Current conditions at

Rock Springs, Rock Springs-Sweetwater County Airport (KRKS)

Lat: 41.59417°NLon: 109.06528°WElev: 6759.0ft.

Mostly Cloudy

34°F

1°C

Humidity 50%
Wind Speed WSW 31 MPH
Barometer 29.78 in (1008.47 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 27 Dec 03:20 PM MST
Extended Forecast for

16 Miles NNW Reliance WY

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 35. Windy, with a west wind around 25 mph, with gusts as high as 40 mph.

    High: 35 °F

    Partly Sunny
    and Windy

  • Tonight

    Tonight: Partly cloudy, with a low around 10. Wind chill values as low as -5. Blustery, with a west northwest wind 18 to 24 mph, with gusts as high as 39 mph.

    Low: 10 °F

    Partly Cloudy
    and Blustery

  • Sunday

    Sunday: Sunny, with a high near 22. Wind chill values as low as -10. Blustery, with a west northwest wind 11 to 17 mph, with gusts as high as 28 mph.

    High: 22 °F

    Sunny and
    Blustery

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 7. West wind 3 to 7 mph.

    Low: 7 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 29. West southwest wind 5 to 9 mph.

    High: 29 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 14. West southwest wind around 6 mph.

    Low: 14 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 36. West southwest wind 5 to 7 mph.

    High: 36 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 39.

    High: 39 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 35. Windy, with a west wind around 25 mph, with gusts as high as 40 mph.
Tonight
Partly cloudy, with a low around 10. Wind chill values as low as -5. Blustery, with a west northwest wind 18 to 24 mph, with gusts as high as 39 mph.
Sunday
Sunny, with a high near 22. Wind chill values as low as -10. Blustery, with a west northwest wind 11 to 17 mph, with gusts as high as 28 mph.
Sunday Night
Mostly clear, with a low around 7. West wind 3 to 7 mph.
Monday
Sunny, with a high near 29. West southwest wind 5 to 9 mph.
Monday Night
Mostly clear, with a low around 14. West southwest wind around 6 mph.
Tuesday
Sunny, with a high near 36. West southwest wind 5 to 7 mph.
Tuesday Night
Mostly clear, with a low around 17.
Wednesday
Sunny, with a high near 39.
Wednesday Night
Partly cloudy, with a low around 20.
New Year's Day
Partly sunny, with a high near 41.
Thursday Night
Mostly cloudy, with a low around 24.
Friday
Partly sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles NNW Reliance WY
 41.88°N 109.26°W (Elev. 6883 ft)
2:31 pm MST Dec 27, 2025
3pm MST Dec 27, 2025-6pm MST Jan 2, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database