Marine and Coastal Impacts from Imelda; Unsettled Weather in the West

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine conditions and rip currents to much of the East Coast over the next several days. A series of Pacific frontal systems will bring waves of showers and thunderstorms to portions of northern California and the Pacific Northwest through midweek. Read More >

Hazardous Weather Conditions

Current conditions at

WY28 - South Pass (KSOU)

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

NA

59°F

15°C

Humidity 39%
Wind Speed SW 18 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 30 Sep 02:52 PM MDT
Extended Forecast for

3 Miles W South Pass City WY

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms.  Partly sunny, with a high near 60. Breezy, with a southwest wind around 23 mph, with gusts as high as 36 mph.

    High: 60 °F

    Chance
    Showers and
    Breezy

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm.  Mostly cloudy, with a low around 41. Breezy, with a west wind 18 to 23 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 34 mph.

    Low: 41 °F

    Breezy.
    Slight Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 57. Breezy, with a west southwest wind 9 to 18 mph, with gusts as high as 28 mph.

    High: 57 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 44. West wind 7 to 14 mph, with gusts as high as 24 mph.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 65. Breezy, with a southwest wind 7 to 17 mph, with gusts as high as 30 mph.

    High: 65 °F

    Sunny then
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46. Southwest wind 7 to 14 mph, with gusts as high as 25 mph.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 65. Breezy, with a southwest wind 8 to 18 mph, with gusts as high as 31 mph.  Chance of precipitation is 20%.

    High: 65 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms and
    Breezy

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 50. Breezy.  Chance of precipitation is 70%.

    High: 50 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 60. Breezy, with a southwest wind around 23 mph, with gusts as high as 36 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 41. Breezy, with a west wind 18 to 23 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 34 mph.
Wednesday
Mostly sunny, with a high near 57. Breezy, with a west southwest wind 9 to 18 mph, with gusts as high as 28 mph.
Wednesday Night
Mostly clear, with a low around 44. West wind 7 to 14 mph, with gusts as high as 24 mph.
Thursday
Sunny, with a high near 65. Breezy, with a southwest wind 7 to 17 mph, with gusts as high as 30 mph.
Thursday Night
Mostly clear, with a low around 46. Southwest wind 7 to 14 mph, with gusts as high as 25 mph.
Friday
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 65. Breezy, with a southwest wind 8 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 43.
Saturday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 50. Breezy. Chance of precipitation is 70%.
Saturday Night
Rain showers likely before 3am, then rain and snow showers likely. Some thunder is also possible. Snow level 10300 feet lowering to 8400 feet after midnight . Mostly cloudy, with a low around 33. Chance of precipitation is 60%.
Sunday
A chance of rain and snow showers. Snow level 8100 feet. Mostly cloudy, with a high near 42.
Sunday Night
A chance of rain and snow showers. Snow level 8300 feet. Mostly cloudy, with a low around 31.
Monday
A slight chance of rain and snow showers. Snow level 8200 feet rising to 9300 feet in the afternoon. Partly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W South Pass City WY
 42.46°N 108.84°W (Elev. 8009 ft)
2:50 pm MDT Sep 30, 2025
3pm MDT Sep 30, 2025-6pm MDT Oct 6, 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