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

36°F

2°C

Humidity 50%
Wind Speed SW 5 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility 1.24 mi
Wind Chill32°F (0°C)
Last update 14 Apr 10:42 PM MDT
Extended Forecast for

Green River WY

  • Tonight

    Tonight: Mostly clear, with a low around 31. Southwest wind 6 to 13 mph.

    Low: 31 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 62. Windy, with a west wind 6 to 11 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 62 °F

    Increasing
    Clouds and
    Windy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 36. Breezy, with a west southwest wind 19 to 24 mph decreasing to 10 to 15 mph in the evening. Winds could gust as high as 37 mph.

    Low: 36 °F

    Mostly Cloudy
    and Breezy

  • Thursday

    Thursday: Rain showers likely before 3pm, then rain and snow showers likely. Some thunder is also possible. Partly sunny, with a high near 57. Breezy, with a southwest wind 6 to 11 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 57 °F

    Breezy.
    Slight Chance
    Showers then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 21. Breezy, with a west northwest wind 10 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 21 °F

    Snow Showers
    Likely and
    Breezy

  • Friday

    Friday: Snow showers likely. Some thunder is also possible. Partly sunny, with a high near 38. Breezy, with a northwest wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    High: 38 °F

    Snow Showers
    Likely and
    Breezy

  • Friday Night

    Friday Night: A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 19. Blustery, with a west wind 8 to 16 mph, with gusts as high as 21 mph.

    Low: 19 °F

    Slight Chance
    Snow Showers
    and Blustery
    then Partly
    Cloudy

  • Saturday

    Saturday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 31. Southwest wind 6 to 13 mph.
Wednesday
Increasing clouds, with a high near 62. Windy, with a west wind 6 to 11 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 38 mph.
Wednesday Night
Mostly cloudy, with a low around 36. Breezy, with a west southwest wind 19 to 24 mph decreasing to 10 to 15 mph in the evening. Winds could gust as high as 37 mph.
Thursday
Rain showers likely before 3pm, then rain and snow showers likely. Some thunder is also possible. Partly sunny, with a high near 57. Breezy, with a southwest wind 6 to 11 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday Night
Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 21. Breezy, with a west northwest wind 10 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday
Snow showers likely. Some thunder is also possible. Partly sunny, with a high near 38. Breezy, with a northwest wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Friday Night
A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 19. Blustery, with a west wind 8 to 16 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 50.
Saturday Night
Mostly clear, with a low around 24.
Sunday
Sunny, with a high near 61.
Sunday Night
Partly cloudy, with a low around 34.
Monday
Mostly sunny, with a high near 68. Breezy.
Monday Night
Mostly clear, with a low around 38. Breezy.
Tuesday
A slight chance of showers and thunderstorms. Sunny, with a high near 65. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Green River WY
 41.54°N 109.47°W (Elev. 6188 ft)
Last Update:
9:02 pm MDT Apr 14, 2026
Forecast Valid:
10pm MDT Apr 14, 2026-6pm MDT Apr 21, 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