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

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 44%
Wind Speed WSW 22 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Wind Chill37°F (3°C)
Last update 15 Apr 05:42 PM MDT
Extended Forecast for

15 Miles NW South Pass City WY

Winter Storm Warning April 15, 06:00pm until April 17, 06:00pm
Click here for hazard details and duration
Winter Storm Warning

  • This Afternoon

    This Afternoon: A 20 percent chance of snow showers. Mostly cloudy, with a high near 28. Very windy, with a west southwest wind around 41 mph, with gusts as high as 55 mph.

    High: 28 °F

    Slight Chance
    Snow Showers
    and Very
    Windy

  • Tonight

    Tonight: Snow showers likely, mainly after midnight. The snow could be heavy at times. Mostly cloudy, with a low around 20. Very windy, with a west southwest wind 41 to 45 mph, with gusts as high as 55 mph. Chance of precipitation is 70%. New snow accumulation of 5 to 9 inches possible.

    Low: 20 °F

    Heavy Snow
    and Very
    Windy

  • Thursday

    Thursday: Snow showers, mainly before 4pm. The snow could be heavy at times. Some thunder is also possible. High near 22. Wind chill values as low as -5. Very windy, with a southwest wind 30 to 39 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 11 to 17 inches possible.

    High: 22 °F

    Heavy Snow
    and Very
    Windy

  • Thursday Night

    Thursday Night: Snow showers. Low around 2. Wind chill values as low as -15. Windy, with a west northwest wind 24 to 29 mph decreasing to 18 to 23 mph after midnight. Winds could gust as high as 48 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 2 °F

    Snow Showers
    and Windy

  • Friday

    Friday: Snow showers. High near 10. Blustery, with a north northwest wind 18 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 10 °F

    Snow Showers
    and Blustery

  • Friday Night

    Friday Night: A 50 percent chance of snow showers, mainly before midnight. Partly cloudy, with a low around 1. Blustery, with a west wind 18 to 22 mph, with gusts as high as 30 mph.

    Low: 1 °F

    Chance Snow
    Showers and
    Blustery

  • Saturday

    Saturday: Sunny, with a high near 22. Breezy, with a west wind around 22 mph, with gusts as high as 33 mph.

    High: 22 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 13.

    Low: 13 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 31. Breezy.

    High: 31 °F

    Mostly Sunny
    then Sunny
    and Breezy

Detailed Forecast

This Afternoon
A 20 percent chance of snow showers. Mostly cloudy, with a high near 28. Very windy, with a west southwest wind around 41 mph, with gusts as high as 55 mph.
Tonight
Snow showers likely, mainly after midnight. The snow could be heavy at times. Mostly cloudy, with a low around 20. Very windy, with a west southwest wind 41 to 45 mph, with gusts as high as 55 mph. Chance of precipitation is 70%. New snow accumulation of 5 to 9 inches possible.
Thursday
Snow showers, mainly before 4pm. The snow could be heavy at times. Some thunder is also possible. High near 22. Wind chill values as low as -5. Very windy, with a southwest wind 30 to 39 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 11 to 17 inches possible.
Thursday Night
Snow showers. Low around 2. Wind chill values as low as -15. Windy, with a west northwest wind 24 to 29 mph decreasing to 18 to 23 mph after midnight. Winds could gust as high as 48 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Friday
Snow showers. High near 10. Blustery, with a north northwest wind 18 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Friday Night
A 50 percent chance of snow showers, mainly before midnight. Partly cloudy, with a low around 1. Blustery, with a west wind 18 to 22 mph, with gusts as high as 30 mph.
Saturday
Sunny, with a high near 22. Breezy, with a west wind around 22 mph, with gusts as high as 33 mph.
Saturday Night
Mostly clear, with a low around 13.
Sunday
Sunny, with a high near 31. Breezy.
Sunday Night
Partly cloudy, with a low around 21.
Monday
Mostly sunny, with a high near 38. Breezy.
Monday Night
Partly cloudy, with a low around 25. Breezy.
Tuesday
A slight chance of snow showers. Sunny, with a high near 41. Breezy.
Tuesday Night
A chance of snow showers. Partly cloudy, with a low around 25. Breezy.
Wednesday
A chance of snow showers. Mostly sunny, with a high near 35. Windy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles NW South Pass City WY
 42.62°N 109.01°W (Elev. 11847 ft)
Last Update:
2:48 pm MDT Apr 15, 2026
Forecast Valid:
5pm MDT Apr 15, 2026-6pm MDT Apr 22, 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