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

Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Hazardous Weather Conditions

Current conditions at

I80/US30 - Peru Hill (KCMS)

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

NA

45°F

7°C

Humidity 74%
Wind Speed SW 4 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility 1.24 mi
Wind Chill43°F (6°C)
Last update 31 Mar 11:56 PM MDT
Extended Forecast for

Green River WY

  • Overnight

    Overnight: Showers likely, mainly after 4am. Cloudy, with a low around 38. West wind 3 to 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers and thunderstorms before 3pm, then a chance of showers. High near 56. Breezy, with a west northwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 56 °F

    Showers then
    Showers
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 3am. Increasing clouds, with a low around 34. Breezy, with a west wind 13 to 18 mph becoming west southwest 6 to 11 mph after midnight. Winds could gust as high as 28 mph.

    Low: 34 °F

    Partly Cloudy
    and Breezy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: Rain and snow showers, becoming all snow after 3pm. Some thunder is also possible. High near 48. Breezy, with a south wind 6 to 11 mph becoming west 19 to 24 mph in the morning. Winds could gust as high as 34 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 48 °F

    Rain/Snow and
    Breezy

  • Thursday Night

    Thursday Night: A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 24. Breezy, with a west wind 15 to 23 mph, with gusts as high as 32 mph.

    Low: 24 °F

    Breezy.
    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Friday

    Friday: A 20 percent chance of snow showers after noon. Partly sunny, with a high near 46. Breezy, with a west northwest wind 15 to 21 mph, with gusts as high as 31 mph.

    High: 46 °F

    Breezy.
    Partly Sunny
    then Slight
    Chance Snow
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 23. Blustery, with a west wind 9 to 18 mph, with gusts as high as 25 mph.

    Low: 23 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 26.

    Low: 26 °F

    Clear

Detailed Forecast

Overnight
Showers likely, mainly after 4am. Cloudy, with a low around 38. West wind 3 to 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Showers and thunderstorms before 3pm, then a chance of showers. High near 56. Breezy, with a west northwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 20 percent chance of showers after 3am. Increasing clouds, with a low around 34. Breezy, with a west wind 13 to 18 mph becoming west southwest 6 to 11 mph after midnight. Winds could gust as high as 28 mph.
Thursday
Rain and snow showers, becoming all snow after 3pm. Some thunder is also possible. High near 48. Breezy, with a south wind 6 to 11 mph becoming west 19 to 24 mph in the morning. Winds could gust as high as 34 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday Night
A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 24. Breezy, with a west wind 15 to 23 mph, with gusts as high as 32 mph.
Friday
A 20 percent chance of snow showers after noon. Partly sunny, with a high near 46. Breezy, with a west northwest wind 15 to 21 mph, with gusts as high as 31 mph.
Friday Night
Partly cloudy, with a low around 23. Blustery, with a west wind 9 to 18 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 56.
Saturday Night
Clear, with a low around 26.
Sunday
Sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 31.
Monday
Mostly sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Mostly sunny, with a high near 68.
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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:
11:48 pm MDT Mar 31, 2026
Forecast Valid:
12am MDT Apr 1, 2026-6pm MDT Apr 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation