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

46°F

8°C

Humidity 56%
Wind Speed S 14 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility 0.00 mi
Wind Chill40°F (4°C)
Last update 04 Oct 01:26 PM MDT
Extended Forecast for

South Pass City WY

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 4pm, then scattered showers and thunderstorms after 4pm. Mostly cloudy, with a steady temperature around 47. Breezy, with a southeast wind 13 to 18 mph becoming west southwest. Winds could gust as high as 31 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 47 °F

    Showers
    Likely and
    Breezy

  • Tonight

    Tonight: Rain showers likely before midnight, then scattered rain and snow showers between midnight and 5am, then scattered snow showers after 5am. Some thunder is also possible. Snow level 9500 feet lowering to 8000 feet after midnight . Cloudy, with a low around 34. Breezy, with a west southwest wind 13 to 18 mph becoming north northwest 7 to 12 mph after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 34 °F

    Showers
    Likely and
    Breezy then
    Scattered
    Rain/Snow

  • Sunday

    Sunday: Snow showers likely, mainly between 2pm and 5pm. Some thunder is also possible. Cloudy, with a high near 40. North wind 6 to 13 mph becoming east southeast in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 40 °F

    Snow Showers
    Likely

  • Sunday Night

    Sunday Night: Snow showers likely, mainly after 11pm. Mostly cloudy, with a low around 30. Blustery, with a north northeast wind 9 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 30 °F

    Snow Showers
    Likely and
    Blustery

  • Monday

    Monday: A 20 percent chance of snow showers before noon. Mostly sunny, with a high near 43. North northeast wind around 8 mph becoming west in the afternoon.

    High: 43 °F

    Slight Chance
    Snow Showers
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 29. North northwest wind around 7 mph.

    Low: 29 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 52. Northwest wind 6 to 10 mph becoming south southwest in the morning.

    High: 52 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 57. Breezy.

    High: 57 °F

    Sunny and
    Breezy

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 4pm, then scattered showers and thunderstorms after 4pm. Mostly cloudy, with a steady temperature around 47. Breezy, with a southeast wind 13 to 18 mph becoming west southwest. Winds could gust as high as 31 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain showers likely before midnight, then scattered rain and snow showers between midnight and 5am, then scattered snow showers after 5am. Some thunder is also possible. Snow level 9500 feet lowering to 8000 feet after midnight . Cloudy, with a low around 34. Breezy, with a west southwest wind 13 to 18 mph becoming north northwest 7 to 12 mph after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Sunday
Snow showers likely, mainly between 2pm and 5pm. Some thunder is also possible. Cloudy, with a high near 40. North wind 6 to 13 mph becoming east southeast in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Sunday Night
Snow showers likely, mainly after 11pm. Mostly cloudy, with a low around 30. Blustery, with a north northeast wind 9 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Monday
A 20 percent chance of snow showers before noon. Mostly sunny, with a high near 43. North northeast wind around 8 mph becoming west in the afternoon.
Monday Night
Mostly clear, with a low around 29. North northwest wind around 7 mph.
Tuesday
Sunny, with a high near 52. Northwest wind 6 to 10 mph becoming south southwest in the morning.
Tuesday Night
Mostly clear, with a low around 37.
Wednesday
Sunny, with a high near 57. Breezy.
Wednesday Night
Mostly clear, with a low around 39.
Thursday
Sunny, with a high near 59. Breezy.
Thursday Night
Mostly clear, with a low around 39.
Friday
A slight chance of showers. Sunny, with a high near 59. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Pass City WY
 42.46°N 108.81°W (Elev. 7953 ft)
Last Update:
12:34 pm MDT Oct 4, 2025
Forecast Valid:
1pm MDT Oct 4, 2025-6pm MDT Oct 10, 2025
 
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