Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Severe thunderstorms are expected across parts of the central and southern High Plains, central Great Lakes, and Ozarks Wednesday. Read More >

Current conditions at

I80/US30 - Peru Hill (KCMS)

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

NA

61°F

16°C

Humidity 50%
Wind Speed ENE 11 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility 1.24 mi
Last update 26 Aug 03:42 AM MDT
Extended Forecast for

Green River WY

  • Overnight

    Overnight: Partly cloudy, with a low around 54. Light east southeast wind.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 4pm.  Mostly sunny, with a high near 88. Breezy, with a light and variable wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 88 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 55. West wind 5 to 9 mph becoming calm  in the evening.

    Low: 55 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 89. Light and variable wind becoming southwest 8 to 13 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 89 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 56. West southwest wind 6 to 11 mph becoming light and variable  in the evening. Winds could gust as high as 21 mph.

    Low: 56 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 87. Light and variable wind becoming west southwest 8 to 13 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 87 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms.  Mostly cloudy, with a low around 56. South wind 5 to 13 mph, with gusts as high as 23 mph.  Chance of precipitation is 20%.

    Low: 56 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers.  Mostly cloudy, with a low around 49. Chance of precipitation is 60%.

    Low: 49 °F

    Showers
    Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 54. Light east southeast wind.
Wednesday
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 88. Breezy, with a light and variable wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Wednesday Night
Mostly cloudy, with a low around 55. West wind 5 to 9 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 89. Light and variable wind becoming southwest 8 to 13 mph in the afternoon. Winds could gust as high as 23 mph.
Thursday Night
Mostly cloudy, with a low around 56. West southwest wind 6 to 11 mph becoming light and variable in the evening. Winds could gust as high as 21 mph.
Friday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 87. Light and variable wind becoming west southwest 8 to 13 mph in the afternoon. Winds could gust as high as 24 mph.
Friday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 56. South wind 5 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Saturday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 79.
Saturday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 60%.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. Chance of precipitation is 40%.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 47.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 49.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
Green River WY
 41.52°N 109.44°W (Elev. 6184 ft)
2:47 am MDT Aug 26, 2026
3am MDT Aug 26, 2026-6pm MDT Sep 1, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database