Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Hazardous Weather Conditions

Current conditions at

WY28 - South Pass (KSOU)

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

NA

37°F

3°C

Humidity 95%
Wind Speed W 17 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Wind Chill27°F (-3°C)
Last update 31 Mar 03:56 PM MDT
Extended Forecast for

South Pass City WY

  • This Afternoon

    This Afternoon: A slight chance of rain showers before 5pm, then a slight chance of rain and snow showers.  Snow level 8900 feet. Partly sunny, with a high near 49. Breezy, with a west southwest wind around 22 mph, with gusts as high as 36 mph.  Chance of precipitation is 20%.

    High: 49 °F

    Isolated
    Rain/Snow and
    Breezy

  • Tonight

    Tonight: Rain and snow showers likely.  Snow level 9100 feet lowering to 8300 feet after midnight . Mostly cloudy, with a low around 34. Breezy, with a west southwest wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 34 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 34 °F

    Scattered
    Showers and
    Breezy then
    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Snow showers likely, possibly mixed with rain, mainly before 11am. Some thunder is also possible.  Snow level 8100 feet. Cloudy, then gradually becoming mostly sunny, with a high near 45. Breezy, with a southwest wind 8 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 45 °F

    Rain/Snow
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain and snow showers likely, becoming all snow after 9pm.  Mostly cloudy, with a low around 31. Breezy, with a west wind 14 to 16 mph, with gusts as high as 28 mph.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 31 °F

    Breezy.
    Rain/Snow
    Likely then
    Snow Showers
    Likely

  • Thursday

    Thursday: Snow showers. Some thunder is also possible.  High near 38. Windy, with a southwest wind 16 to 21 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 44 mph.  Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 38 °F

    Snow Showers
    and Windy

  • Thursday Night

    Thursday Night: Snow showers likely, mainly before midnight.  Mostly cloudy, with a low around 19. Windy, with a west wind 16 to 25 mph, with gusts as high as 41 mph.  Chance of precipitation is 60%.

    Low: 19 °F

    Snow Showers
    Likely and
    Windy

  • Friday

    Friday: A 50 percent chance of snow showers.  Mostly cloudy, with a high near 34. Breezy, with a west northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 34 °F

    Chance Snow
    Showers and
    Breezy

  • Friday Night

    Friday Night: A 20 percent chance of snow showers before midnight.  Partly cloudy, with a low around 19.

    Low: 19 °F

    Slight Chance
    Snow Showers
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 43. Breezy.

    High: 43 °F

    Sunny then
    Sunny and
    Breezy

Detailed Forecast

This Afternoon
A slight chance of rain showers before 5pm, then a slight chance of rain and snow showers. Snow level 8900 feet. Partly sunny, with a high near 49. Breezy, with a west southwest wind around 22 mph, with gusts as high as 36 mph. Chance of precipitation is 20%.
Tonight
Rain and snow showers likely. Snow level 9100 feet lowering to 8300 feet after midnight . Mostly cloudy, with a low around 34. Breezy, with a west southwest wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday
Snow showers likely, possibly mixed with rain, mainly before 11am. Some thunder is also possible. Snow level 8100 feet. Cloudy, then gradually becoming mostly sunny, with a high near 45. Breezy, with a southwest wind 8 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday Night
Rain and snow showers likely, becoming all snow after 9pm. Mostly cloudy, with a low around 31. Breezy, with a west wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Thursday
Snow showers. Some thunder is also possible. High near 38. Windy, with a southwest wind 16 to 21 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 44 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 19. Windy, with a west wind 16 to 25 mph, with gusts as high as 41 mph. Chance of precipitation is 60%.
Friday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 34. Breezy, with a west northwest wind around 15 mph, with gusts as high as 25 mph.
Friday Night
A 20 percent chance of snow showers before midnight. Partly cloudy, with a low around 19.
Saturday
Sunny, with a high near 43. Breezy.
Saturday Night
Mostly clear, with a low around 26.
Sunday
Sunny, with a high near 49. Breezy.
Sunday Night
Partly cloudy, with a low around 30.
Monday
Mostly sunny, with a high near 53. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
South Pass City WY
 42.46°N 108.81°W (Elev. 7953 ft)
2:18 pm MDT Mar 31, 2026
4pm MDT Mar 31, 2026-6pm MDT Apr 6, 2026
 
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Additional Resources

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