Tracking Late Season Winter Storms; Unusual Early-Season Heat Wave in the Southwest

Heavy snow and high winds continue in the Great Lakes and Northeast. A moderate atmospheric river will continue to bring heavy precipitation to the Pacific Northwest and northern Rockies. A major winter storm will develop across the northern High Plains tonight into Saturday and rapidly strengthen as it moves into the Great Lakes on Sunday. Above-average temperatures expected in the Southwest. Read More >

Hazardous Weather Conditions

Current conditions at

WY28 - South Pass (KSOU)

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

NA

45°F

7°C

Humidity 43%
Wind Speed W 24 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Wind Chill36°F (2°C)
Last update 13 Mar 04:26 PM MDT
Extended Forecast for

15 Miles NW South Pass City WY

  • This Afternoon

    This Afternoon: Widespread blowing snow. Mostly sunny, with a high near 23. Very windy, with a west wind around 50 mph, with gusts as high as 75 mph.

    High: 23 °F

    Blowing Snow
    and Very
    Windy

  • Tonight

    Tonight: A 30 percent chance of snow showers, mainly between 10pm and midnight.  Widespread blowing snow, mainly before 5am. Partly cloudy, with a low around 20. Wind chill values as low as zero. Very windy, with a west wind 45 to 50 mph decreasing to 34 to 39 mph after midnight. Winds could gust as high as 80 mph.  New snow accumulation of less than one inch possible.

    Low: 20 °F

    Chance Snow
    Showers and
    Blowing Snow

  • Saturday

    Saturday: Snow showers likely, mainly after noon. The snow could be heavy at times.  Widespread blowing snow. Increasing clouds, with a high near 21. Wind chill values as low as -5. Very windy, with a west southwest wind 31 to 37 mph, with gusts as high as 55 mph.  Chance of precipitation is 70%. New snow accumulation of 12 to 18 inches possible.

    High: 21 °F

    Heavy Snow
    and Blowing
    Snow

  • Saturday Night

    Saturday Night: Snow showers.  Widespread blowing snow, mainly before 1am. Low around -6. Wind chill values as low as -30. Very windy, with a west wind 35 to 45 mph becoming north northwest 20 to 30 mph. Winds could gust as high as 70 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: -6 °F

    Snow Showers
    and Blowing
    Snow

  • Sunday

    Sunday: A 40 percent chance of snow showers.  Partly sunny and cold, with a high near 7. Breezy, with a west wind 16 to 24 mph, with gusts as high as 33 mph.  New snow accumulation of less than a half inch possible.

    High: 7 °F

    Chance Snow
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 1. Windy, with a west southwest wind 22 to 28 mph.

    Low: 1 °F

    Mostly Cloudy
    and Windy

  • Monday

    Monday: Mostly cloudy, with a high near 25. Windy, with a west southwest wind 29 to 32 mph, with gusts as high as 45 mph.

    High: 25 °F

    Mostly Cloudy
    and Windy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 21. Windy.

    Low: 21 °F

    Mostly Cloudy
    and Windy

  • Tuesday

    Tuesday: Partly sunny, with a high near 34. Windy.

    High: 34 °F

    Partly Sunny
    and Windy

Detailed Forecast

This Afternoon
Widespread blowing snow. Mostly sunny, with a high near 23. Very windy, with a west wind around 50 mph, with gusts as high as 75 mph.
Tonight
A 30 percent chance of snow showers, mainly between 10pm and midnight. Widespread blowing snow, mainly before 5am. Partly cloudy, with a low around 20. Wind chill values as low as zero. Very windy, with a west wind 45 to 50 mph decreasing to 34 to 39 mph after midnight. Winds could gust as high as 80 mph. New snow accumulation of less than one inch possible.
Saturday
Snow showers likely, mainly after noon. The snow could be heavy at times. Widespread blowing snow. Increasing clouds, with a high near 21. Wind chill values as low as -5. Very windy, with a west southwest wind 31 to 37 mph, with gusts as high as 55 mph. Chance of precipitation is 70%. New snow accumulation of 12 to 18 inches possible.
Saturday Night
Snow showers. Widespread blowing snow, mainly before 1am. Low around -6. Wind chill values as low as -30. Very windy, with a west wind 35 to 45 mph becoming north northwest 20 to 30 mph. Winds could gust as high as 70 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Sunday
A 40 percent chance of snow showers. Partly sunny and cold, with a high near 7. Breezy, with a west wind 16 to 24 mph, with gusts as high as 33 mph. New snow accumulation of less than a half inch possible.
Sunday Night
Mostly cloudy, with a low around 1. Windy, with a west southwest wind 22 to 28 mph.
Monday
Mostly cloudy, with a high near 25. Windy, with a west southwest wind 29 to 32 mph, with gusts as high as 45 mph.
Monday Night
Mostly cloudy, with a low around 21. Windy.
Tuesday
Partly sunny, with a high near 34. Windy.
Tuesday Night
Mostly cloudy, with a low around 24. Windy.
Wednesday
Sunny, with a high near 38. Windy.
Wednesday Night
Partly cloudy, with a low around 28. Windy.
Thursday
Mostly sunny, with a high near 42. Breezy.
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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)
3:04 pm MDT Mar 13, 2026
4pm MDT Mar 13, 2026-6pm MDT Mar 19, 2026
 
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Additional Resources

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