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

Heavy to Excessive Rains in The Four Corners Region and Midwest; Heat Persists in the South-Central U.S.

Repeated rounds of showers and thunderstorms could bring a flash flooding threat across the Four Corners region and from the mid-Mississippi Valley into the lower Great Lakes. Hot temperatures and high humidity will continue to challenge daily records from the Southern Plains to the lower Mississippi Valley. Read More >

Current conditions at

WY28 - South Pass (KSOU)

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

Rain

46°F

8°C

Humidity 86%
Wind Speed WNW 11 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility 1.24 mi
Wind Chill41°F (5°C)
Last update 16 Sep 06:56 AM MDT
Extended Forecast for

South Pass City WY

  • Today

    Today: A 30 percent chance of showers, mainly before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 68. West southwest wind 8 to 13 mph, with gusts as high as 22 mph.

    High: 68 °F

    Chance
    Showers then
    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers between 2am and 3am, then a chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 47. Southwest wind 5 to 10 mph becoming northeast in the evening. Chance of precipitation is 50%.

    Low: 47 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers and thunderstorms likely. Mostly cloudy, with a high near 65. North northeast wind 7 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Cloudy, then gradually becoming partly cloudy, with a low around 47. West southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Low: 47 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 66. Breezy, with a west southwest wind 9 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 66 °F

    Slight Chance
    Showers then
    Showers
    Likely and
    Breezy

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 43. Breezy, with a west southwest wind 7 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.

    Low: 43 °F

    Chance
    Showers and
    Breezy then
    Slight Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after noon. Sunny, with a high near 61. Breezy, with a west southwest wind 8 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.

    High: 61 °F

    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 39.

    Low: 39 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
A 30 percent chance of showers, mainly before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 68. West southwest wind 8 to 13 mph, with gusts as high as 22 mph.
Tonight
A slight chance of showers between 2am and 3am, then a chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 47. Southwest wind 5 to 10 mph becoming northeast in the evening. Chance of precipitation is 50%.
Thursday
Showers and thunderstorms likely. Mostly cloudy, with a high near 65. North northeast wind 7 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Cloudy, then gradually becoming partly cloudy, with a low around 47. West southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Friday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 66. Breezy, with a west southwest wind 9 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 43. Breezy, with a west southwest wind 7 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.
Saturday
A chance of showers, with thunderstorms also possible after noon. Sunny, with a high near 61. Breezy, with a west southwest wind 8 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 39.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 61.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 64.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Sunny, with a high near 66.
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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:
6:32 am MDT Sep 16, 2026
Forecast Valid:
7am MDT Sep 16, 2026-6pm MDT Sep 22, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation