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 53%
Wind Speed SW 14 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility 1.24 mi
Wind Chill40°F (4°C)
Last update 17 Oct 08:26 PM MDT
Extended Forecast for

18 Miles E Boulder WY

  • Tonight

    Tonight: Clear, with a low around 32. North wind 5 to 8 mph becoming east southeast after midnight.

    Low: 32 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 50. East wind 5 to 10 mph becoming west in the afternoon.

    High: 50 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 31. Light and variable wind becoming east southeast 5 to 8 mph.

    Low: 31 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 49. Light and variable wind becoming west southwest 5 to 9 mph in the morning.

    High: 49 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 32. Light and variable wind.

    Low: 32 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 49. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 49 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 32. Light north northeast wind.

    Low: 32 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 32. North wind 5 to 8 mph becoming east southeast after midnight.
Sunday
Sunny, with a high near 50. East wind 5 to 10 mph becoming west in the afternoon.
Sunday Night
Mostly clear, with a low around 31. Light and variable wind becoming east southeast 5 to 8 mph.
Monday
Sunny, with a high near 49. Light and variable wind becoming west southwest 5 to 9 mph in the morning.
Monday Night
Mostly clear, with a low around 32. Light and variable wind.
Tuesday
Mostly sunny, with a high near 49. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 32. Light north northeast wind.
Wednesday
Mostly sunny, with a high near 50.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 50.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 34.
Friday
Rain and snow showers likely. Snow level 10600 feet lowering to 9800 feet in the afternoon . Mostly cloudy, with a high near 44.
Friday Night
Rain and snow showers likely. Mostly cloudy, with a low around 31.
Saturday
A chance of snow showers. Partly sunny, with a high near 39.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
18 Miles E Boulder WY
 42.69°N 109.26°W (Elev. 9272 ft)
Last Update:
6:01 pm MDT Oct 17, 2026
Forecast Valid:
8pm MDT Oct 17, 2026-6pm MDT Oct 24, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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