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

I80/US30 - Peru Hill (KCMS)

Lat: 41.54958°NLon: 109.60197°WElev: 6407.0ft.

NA

63°F

17°C

Humidity 21%
Wind Speed W 7 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility 1.24 mi
Last update 09 Apr 07:26 PM MDT
Extended Forecast for

Green River WY

  • Tonight

    Tonight: Partly cloudy, with a low around 38. South wind 5 to 10 mph becoming light and variable.

    Low: 38 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 68. Breezy, with a southeast wind 6 to 11 mph becoming south 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 68 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43. Southwest wind 8 to 13 mph becoming light south southeast in the evening. Winds could gust as high as 20 mph.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 66. Breezy, with a light and variable wind becoming south southwest 13 to 18 mph in the morning. Winds could gust as high as 28 mph.

    High: 66 °F

    Breezy.
    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 33. West southwest wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 22 mph.

    Low: 33 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 63. Breezy, with a light south wind becoming south southwest 16 to 21 mph in the morning. Winds could gust as high as 30 mph.

    High: 63 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms and
    Breezy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 33. Breezy, with a southwest wind 7 to 15 mph, with gusts as high as 22 mph.

    Low: 33 °F

    Slight Chance
    Showers and
    Breezy

  • Monday

    Monday: A chance of rain and snow showers, mainly after noon. Some thunder is also possible. Partly sunny, with a high near 51. Breezy. Chance of precipitation is 40%.

    High: 51 °F

    Chance
    Rain/Snow and
    Breezy

  • Monday Night

    Monday Night: A chance of rain and snow showers, mainly before midnight. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.

    Low: 30 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 38. South wind 5 to 10 mph becoming light and variable.
Friday
Mostly sunny, with a high near 68. Breezy, with a southeast wind 6 to 11 mph becoming south 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.
Friday Night
Mostly cloudy, with a low around 43. Southwest wind 8 to 13 mph becoming light south southeast in the evening. Winds could gust as high as 20 mph.
Saturday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 66. Breezy, with a light and variable wind becoming south southwest 13 to 18 mph in the morning. Winds could gust as high as 28 mph.
Saturday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 33. West southwest wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 22 mph.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 63. Breezy, with a light south wind becoming south southwest 16 to 21 mph in the morning. Winds could gust as high as 30 mph.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 33. Breezy, with a southwest wind 7 to 15 mph, with gusts as high as 22 mph.
Monday
A chance of rain and snow showers, mainly after noon. Some thunder is also possible. Partly sunny, with a high near 51. Breezy. Chance of precipitation is 40%.
Monday Night
A chance of rain and snow showers, mainly before midnight. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Tuesday
A slight chance of snow showers before noon, then a chance of rain and snow showers. Some thunder is also possible. Partly sunny, with a high near 53. Breezy. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 29. Breezy.
Wednesday
Mostly sunny, with a high near 58. Breezy.
Wednesday Night
Partly cloudy, with a low around 32. Breezy.
Thursday
Mostly sunny, with a high near 58. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Green River WY
 41.51°N 109.47°W (Elev. 6283 ft)
Last Update:
6:02 pm MDT Apr 9, 2026
Forecast Valid:
7pm MDT Apr 9, 2026-6pm MDT Apr 16, 2026
 
Forecast Discussion
 
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Additional Resources

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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