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

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Hazardous Weather Conditions

Current conditions at

WY28 - South Pass (KSOU)

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

NA

30°F

-1°C

Humidity 100%
Wind Speed W 17 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility 1.24 mi
Wind Chill18°F (-8°C)
Last update 02 Jan 04:12 AM MST
Extended Forecast for

15 Miles NW South Pass City WY

  • Overnight

    Overnight: Snow showers likely. Patchy fog. Otherwise, cloudy, with a low around 23. Breezy, with a west wind around 23 mph, with gusts as high as 38 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 3 inches possible.

    Low: 23 °F

    Snow Showers
    Likely and
    Patchy Fog

  • Friday

    Friday: Snow showers likely, mainly before 10am. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 29. Breezy, with a northwest wind 11 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 29 °F

    Snow Showers
    Likely and
    Patchy Fog

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 17. Breezy, with a west wind 11 to 20 mph, with gusts as high as 32 mph.

    Low: 17 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Saturday

    Saturday: Increasing clouds, with a high near 23. Wind chill values as low as zero. Breezy, with a west southwest wind 18 to 22 mph, with gusts as high as 29 mph.

    High: 23 °F

    Increasing
    Clouds and
    Breezy

  • Saturday Night

    Saturday Night: Snow showers likely, mainly after 11pm. Mostly cloudy, with a low around 17. Windy, with a west wind 21 to 29 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 17 °F

    Snow Showers
    Likely and
    Windy

  • Sunday

    Sunday: Snow showers likely, mainly after 11am. Mostly cloudy, with a high near 19. Windy, with a west wind 22 to 26 mph, with gusts as high as 34 mph. Chance of precipitation is 60%.

    High: 19 °F

    Snow Showers
    Likely and
    Windy

  • Sunday Night

    Sunday Night: Snow showers. Low around 13. Windy, with a west southwest wind 22 to 25 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    Low: 13 °F

    Snow Showers
    and Windy

  • Monday

    Monday: A 50 percent chance of snow showers. Mostly cloudy, with a high near 16. Windy.

    High: 16 °F

    Chance Snow
    Showers and
    Windy

  • Monday Night

    Monday Night: A 30 percent chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 9. Windy.

    Low: 9 °F

    Chance Snow
    Showers and
    Windy

Detailed Forecast

Overnight
Snow showers likely. Patchy fog. Otherwise, cloudy, with a low around 23. Breezy, with a west wind around 23 mph, with gusts as high as 38 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 3 inches possible.
Friday
Snow showers likely, mainly before 10am. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 29. Breezy, with a northwest wind 11 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
Mostly cloudy, with a low around 17. Breezy, with a west wind 11 to 20 mph, with gusts as high as 32 mph.
Saturday
Increasing clouds, with a high near 23. Wind chill values as low as zero. Breezy, with a west southwest wind 18 to 22 mph, with gusts as high as 29 mph.
Saturday Night
Snow showers likely, mainly after 11pm. Mostly cloudy, with a low around 17. Windy, with a west wind 21 to 29 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Sunday
Snow showers likely, mainly after 11am. Mostly cloudy, with a high near 19. Windy, with a west wind 22 to 26 mph, with gusts as high as 34 mph. Chance of precipitation is 60%.
Sunday Night
Snow showers. Low around 13. Windy, with a west southwest wind 22 to 25 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Monday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 16. Windy.
Monday Night
A 30 percent chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 9. Windy.
Tuesday
Mostly cloudy, with a high near 12. Windy.
Tuesday Night
Mostly cloudy, with a low around 9. Windy.
Wednesday
A chance of snow showers. Mostly cloudy, with a high near 12. Windy.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 3. Breezy.
Thursday
A chance of snow showers. Mostly cloudy and cold, with a high near 8. 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)
Last Update:
2:31 am MST Jan 2, 2026
Forecast Valid:
4am MST Jan 2, 2026-6pm MST Jan 8, 2026
 
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