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

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Current conditions at

WY28 - South Pass (KSOU)

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

NA

46°F

8°C

Humidity 35%
Wind Speed SSW 11 MPH
Barometer NA
Dewpoint 20°F (-7°C)
Visibility 1.24 mi
Wind Chill41°F (5°C)
Last update 18 Oct 12:26 AM MDT
Extended Forecast for

23 Miles E Boulder WY

  • Overnight

    Overnight: Clear, with a low around 26. Breezy, with a west wind 14 to 17 mph.

    Low: 26 °F

    Clear and
    Breezy

  • Sunday

    Sunday: Sunny, with a high near 37. West southwest wind 8 to 13 mph.

    High: 37 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 24. West wind 6 to 10 mph becoming south in the evening.

    Low: 24 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 36. West southwest wind 8 to 13 mph.

    High: 36 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 26. West northwest wind 6 to 11 mph.

    Low: 26 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 36. West southwest wind 8 to 11 mph.

    High: 36 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 27. West northwest wind around 5 mph.

    Low: 27 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 26. Breezy, with a west wind 14 to 17 mph.
Sunday
Sunny, with a high near 37. West southwest wind 8 to 13 mph.
Sunday Night
Mostly clear, with a low around 24. West wind 6 to 10 mph becoming south in the evening.
Monday
Sunny, with a high near 36. West southwest wind 8 to 13 mph.
Monday Night
Mostly clear, with a low around 26. West northwest wind 6 to 11 mph.
Tuesday
Mostly sunny, with a high near 36. West southwest wind 8 to 11 mph.
Tuesday Night
Partly cloudy, with a low around 27. West northwest wind around 5 mph.
Wednesday
Mostly sunny, with a high near 36.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
A chance of rain and snow showers after noon. Some thunder is also possible. Partly sunny, with a high near 37. Chance of precipitation is 40%.
Thursday Night
Rain and snow showers likely. Some thunder is also possible. Mostly cloudy, with a low around 29. Breezy.
Friday
Rain and snow showers likely. Mostly cloudy, with a high near 31. Breezy.
Friday Night
Snow showers likely. Mostly cloudy, with a low around 24. Blustery.
Saturday
A chance of snow showers. Partly sunny, with a high near 27.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
23 Miles E Boulder WY
 42.7°N 109.17°W (Elev. 12287 ft)
Last Update:
11:46 pm MDT Oct 17, 2026
Forecast Valid:
12am MDT Oct 18, 2026-6pm MDT Oct 24, 2026
 
Forecast Discussion
 
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Additional Resources

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