Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. 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 82%
Wind Speed W 26 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Wind Chill25°F (-4°C)
Last update 10 Dec 02:56 PM MST
Extended Forecast for

3 Miles NNE South Pass City WY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 42. Breezy, with a west southwest wind around 24 mph, with gusts as high as 39 mph.

    High: 42 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 33. Windy, with a west southwest wind 22 to 30 mph, with gusts as high as 47 mph.

    Low: 33 °F

    Partly Cloudy
    and Windy

  • Thursday

    Thursday: Mostly sunny, with a high near 40. Windy, with a west southwest wind 21 to 28 mph, with gusts as high as 44 mph.

    High: 40 °F

    Mostly Sunny
    and Windy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 29. Breezy, with a west wind 18 to 20 mph, with gusts as high as 33 mph.

    Low: 29 °F

    Mostly Cloudy
    and Breezy

  • Friday

    Friday: Partly sunny, with a high near 39. Breezy, with a west wind 18 to 24 mph, with gusts as high as 38 mph.

    High: 39 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 29. Breezy, with a west wind around 23 mph, with gusts as high as 38 mph.

    Low: 29 °F

    Mostly Cloudy
    and Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 42. Breezy, with a west wind 15 to 20 mph, with gusts as high as 29 mph.

    High: 42 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 43. Breezy.

    High: 43 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 42. Breezy, with a west southwest wind around 24 mph, with gusts as high as 39 mph.
Tonight
Partly cloudy, with a low around 33. Windy, with a west southwest wind 22 to 30 mph, with gusts as high as 47 mph.
Thursday
Mostly sunny, with a high near 40. Windy, with a west southwest wind 21 to 28 mph, with gusts as high as 44 mph.
Thursday Night
Mostly cloudy, with a low around 29. Breezy, with a west wind 18 to 20 mph, with gusts as high as 33 mph.
Friday
Partly sunny, with a high near 39. Breezy, with a west wind 18 to 24 mph, with gusts as high as 38 mph.
Friday Night
Mostly cloudy, with a low around 29. Breezy, with a west wind around 23 mph, with gusts as high as 38 mph.
Saturday
Mostly sunny, with a high near 42. Breezy, with a west wind 15 to 20 mph, with gusts as high as 29 mph.
Saturday Night
Mostly cloudy, with a low around 30.
Sunday
Mostly sunny, with a high near 43. Breezy.
Sunday Night
Partly cloudy, with a low around 28. Breezy.
Monday
Mostly sunny, with a high near 41. Breezy.
Monday Night
Partly cloudy, with a low around 29. Breezy.
Tuesday
Mostly sunny, with a high near 39. Breezy.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE South Pass City WY
 42.51°N 108.79°W (Elev. 8399 ft)
2:33 pm MST Dec 10, 2025
3pm MST Dec 10, 2025-6pm MST Dec 16, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database