Dangerous Fire Conditions in the Southern High Plains; Severe Weather from the Great Lakes into Central/Southern Plains; Late-Season Mountain Snow

Dry and windy conditions will produce dangerous fire weather conditions across the southern High Plains into the Southwest. Severe storms, including very large hail, strong tornadoes, and winds, are expected from the Great Lakes into the central/southern Plains. Heavy late-season snow and cold temperatures are expected in the northern to central Rockies. Heat is spreading across the eastern U.S.. Read More >

Current conditions at

I80/US30 - Peru Hill (KCMS)

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

NA

36°F

2°C

Humidity 89%
Wind Speed NE 16 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility 1.24 mi
Wind Chill26°F (-3°C)
Last update 18 May 12:42 AM MDT
Extended Forecast for

Green River WY

Winter Weather Advisory until May 18, 06:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until May 18, 06:00pm

    NOW until 6:00pm Mon

    Winter Weather Advisory

  • Overnight

    Low: 26 °F

    Rain/Snow and
    Patchy
    Blowing Snow

  • Monday

    Monday: Snow showers, mainly before noon. Some thunder is also possible.  Patchy blowing snow before 1pm. High near 38. Windy, with a north northeast wind 23 to 28 mph decreasing to 11 to 16 mph in the afternoon. Winds could gust as high as 39 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 38 °F

    Snow Showers
    and Patchy
    Blowing Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 24. East wind 8 to 13 mph becoming light  after midnight.

    Low: 24 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 48. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 48 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 25. South southwest wind around 5 mph becoming calm  in the evening.

    Low: 25 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 58. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 58 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 34. West southwest wind 5 to 8 mph becoming calm  after midnight.

    Low: 34 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Overnight
Snow showers, possibly mixed with rain, becoming all snow after 4am. Patchy blowing snow after 4am. Low around 26. Windy, with a northeast wind around 29 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than one inch possible.
Monday
Snow showers, mainly before noon. Some thunder is also possible. Patchy blowing snow before 1pm. High near 38. Windy, with a north northeast wind 23 to 28 mph decreasing to 11 to 16 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Monday Night
Mostly cloudy, with a low around 24. East wind 8 to 13 mph becoming light after midnight.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 48. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 25. South southwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 58. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 34. West southwest wind 5 to 8 mph becoming calm after midnight.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 38.
Saturday
Sunny, with a high near 72.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Sunny, with a high near 79.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Green River WY
 41.51°N 109.47°W (Elev. 6283 ft)
11:18 pm MDT May 17, 2026
1am MDT May 18, 2026-6pm MDT May 24, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database