Heavy Great Lakes Snow through Friday; Watching Potential for Major Winter Storm Late Week into this Weekend

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

WY28 - South Pass (KSOU)

Lat: 42.47752°NLon: 108.8444°WElev: 8196.0ft.

NA

21°F

-6°C

Humidity 64%
Wind Speed ENE 17 MPH
Barometer NA
Dewpoint 11°F (-12°C)
Visibility 1.24 mi
Wind Chill7°F (-14°C)
Last update 20 Jan 03:12 PM MST
Extended Forecast for

15 Miles NW South Pass City WY

  • This Afternoon

    This Afternoon: Mostly sunny and cold, with a steady temperature around 9. Wind chill values as low as -10. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 29 mph.

    High: 9 °F

    Cold and
    Blustery

  • Tonight

    Tonight: Mostly clear, with a low around 0. Wind chill values as low as -20. Blustery, with a northwest wind 13 to 20 mph, with gusts as high as 30 mph.

    Low: 0 °F

    Mostly Clear
    and Blustery

  • Wednesday

    Wednesday: Sunny, with a high near 14. Wind chill values as low as -15. Blustery, with a west northwest wind 16 to 24 mph, with gusts as high as 36 mph.

    High: 14 °F

    Sunny and
    Blustery

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 7. Wind chill values as low as -15. Blustery, with a west wind around 20 mph.

    Low: 7 °F

    Partly Cloudy
    and Blustery

  • Thursday

    Thursday: Mostly sunny, with a high near 13. Breezy, with a west wind 14 to 18 mph.

    High: 13 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -2. West wind 11 to 14 mph.

    Low: -2 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of snow showers after 11am.  Partly sunny and cold, with a high near 3. West wind around 11 mph.

    High: 3 °F

    Slight Chance
    Snow Showers

  • Friday Night

    Friday Night: A 20 percent chance of snow showers before 11pm.  Mostly cloudy, with a low around -9.

    Low: -9 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Saturday

    Saturday: Sunny and cold, with a high near 2.

    High: 2 °F

    Cold

Detailed Forecast

This Afternoon
Mostly sunny and cold, with a steady temperature around 9. Wind chill values as low as -10. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 29 mph.
Tonight
Mostly clear, with a low around 0. Wind chill values as low as -20. Blustery, with a northwest wind 13 to 20 mph, with gusts as high as 30 mph.
Wednesday
Sunny, with a high near 14. Wind chill values as low as -15. Blustery, with a west northwest wind 16 to 24 mph, with gusts as high as 36 mph.
Wednesday Night
Partly cloudy, with a low around 7. Wind chill values as low as -15. Blustery, with a west wind around 20 mph.
Thursday
Mostly sunny, with a high near 13. Breezy, with a west wind 14 to 18 mph.
Thursday Night
Partly cloudy, with a low around -2. West wind 11 to 14 mph.
Friday
A 20 percent chance of snow showers after 11am. Partly sunny and cold, with a high near 3. West wind around 11 mph.
Friday Night
A 20 percent chance of snow showers before 11pm. Mostly cloudy, with a low around -9.
Saturday
Sunny and cold, with a high near 2.
Saturday Night
Mostly clear, with a low around -5. Breezy.
Sunday
Sunny and cold, with a high near 9. Breezy.
Sunday Night
Partly cloudy, with a low around 2. Windy.
Monday
Mostly sunny, with a high near 14. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles NW South Pass City WY
 42.62°N 109.01°W (Elev. 11847 ft)
2:31 pm MST Jan 20, 2026
3pm MST Jan 20, 2026-6pm MST Jan 26, 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