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

34°F

1°C

Humidity 28%
Wind Speed WSW 8 MPH
Barometer NA
Dewpoint 4°F (-16°C)
Visibility NA
Wind Chill27°F (-3°C)
Last update 18 Apr 08:42 PM MDT
Extended Forecast for

19 Miles WNW South Pass City WY

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 20. West northwest wind 7 to 9 mph.

    Low: 20 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 46. West wind 7 to 11 mph.

    High: 46 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31. West wind 6 to 9 mph.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 53. Breezy, with a west wind 7 to 15 mph, with gusts as high as 26 mph.

    High: 53 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 34. West northwest wind 6 to 14 mph, with gusts as high as 25 mph.

    Low: 34 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers after noon. Snow level rising to 10600 feet in the afternoon. Mostly sunny, with a high near 55. Breezy, with a west northwest wind 6 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 24 mph.

    High: 55 °F

    Mostly Sunny
    then Slight
    Chance
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: A chance of rain showers before 3am, then a chance of rain and snow showers. Snow level 10900 feet lowering to 9600 feet after midnight . Mostly cloudy, with a low around 35. Breezy, with a south southwest wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    Low: 35 °F

    Chance
    Showers and
    Breezy then
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: Snow showers likely, mainly after noon. Some thunder is also possible. Mostly sunny, with a high near 44. Windy. Chance of precipitation is 70%.

    High: 44 °F

    Snow Showers
    Likely and
    Windy

  • Wednesday Night

    Wednesday Night: Snow showers likely. Mostly cloudy, with a low around 22. Windy. Chance of precipitation is 70%.

    Low: 22 °F

    Snow Showers
    Likely and
    Windy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 20. West northwest wind 7 to 9 mph.
Sunday
Sunny, with a high near 46. West wind 7 to 11 mph.
Sunday Night
Partly cloudy, with a low around 31. West wind 6 to 9 mph.
Monday
Mostly sunny, with a high near 53. Breezy, with a west wind 7 to 15 mph, with gusts as high as 26 mph.
Monday Night
Mostly clear, with a low around 34. West northwest wind 6 to 14 mph, with gusts as high as 25 mph.
Tuesday
A 20 percent chance of showers after noon. Snow level rising to 10600 feet in the afternoon. Mostly sunny, with a high near 55. Breezy, with a west northwest wind 6 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 24 mph.
Tuesday Night
A chance of rain showers before 3am, then a chance of rain and snow showers. Snow level 10900 feet lowering to 9600 feet after midnight . Mostly cloudy, with a low around 35. Breezy, with a south southwest wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Wednesday
Snow showers likely, mainly after noon. Some thunder is also possible. Mostly sunny, with a high near 44. Windy. Chance of precipitation is 70%.
Wednesday Night
Snow showers likely. Mostly cloudy, with a low around 22. Windy. Chance of precipitation is 70%.
Thursday
Snow showers. Some thunder is also possible. High near 33. Breezy. Chance of precipitation is 80%.
Thursday Night
Snow showers likely. Mostly cloudy, with a low around 16. Blustery.
Friday
Snow showers likely. Some thunder is also possible. Partly sunny, with a high near 30. Breezy.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 15.
Saturday
A chance of snow showers. Some thunder is also possible. Mostly sunny, with a high near 34.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
19 Miles WNW South Pass City WY
 42.62°N 109.13°W (Elev. 9567 ft)
Last Update:
8:47 pm MDT Apr 18, 2026
Forecast Valid:
8pm MDT Apr 18, 2026-6pm MDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation