Severe Thunderstorms in Portions of the Mississippi Valley and Great Lakes

A few severe thunderstorms with large hail, are expected across parts of the middle and upper Mississippi River Valley tonight through early morning. Snow and a wintry mix overnight in the Upper Midwest into the Great Lakes can cause hazardous travel conditions. Fire weather concerns continue for a large portion of the central and southern High Plains and Four Corners region this evening. Read More >

Hazardous Weather Conditions

Current conditions at

Riverton Regional Airport (KRIW)

Lat: 43.06219°NLon: 108.44701°WElev: 5443.0ft.

Clear

57°F

14°C

Humidity 21%
Wind Speed NW 14 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 30 Mar 08:53 PM MDT
Extended Forecast for

Shoshoni WY

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. Breezy, with a west northwest wind 13 to 15 mph becoming east after midnight. Winds could gust as high as 23 mph.

    Low: 34 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Scattered rain and snow showers before 3pm, then a slight chance of rain showers after 5pm.  Mostly cloudy, with a high near 58. East wind 9 to 13 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 58 °F

    Scattered
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Isolated showers.  Mostly cloudy, with a low around 36. East wind 5 to 11 mph.  Chance of precipitation is 20%.

    Low: 36 °F

    Isolated
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after noon.  Mostly cloudy, with a high near 57. North wind 3 to 7 mph.  Chance of precipitation is 60%.

    High: 57 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers before midnight.  Mostly cloudy, with a low around 36. North wind 7 to 9 mph becoming south after midnight.

    Low: 36 °F

    Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers.  Partly sunny, with a high near 60. Windy, with a south wind 10 to 15 mph becoming west 20 to 25 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 60 °F

    Chance
    Showers and
    Windy

  • Thursday Night

    Thursday Night: A chance of rain and snow showers before midnight, then snow showers likely.  Mostly cloudy, with a low around 29. Breezy, with a west wind 16 to 24 mph, with gusts as high as 32 mph.  Chance of precipitation is 60%.

    Low: 29 °F

    Breezy.
    Chance
    Rain/Snow
    then Snow
    Showers
    Likely

  • Friday

    Friday: A 50 percent chance of snow showers.  Mostly cloudy, with a high near 44. Breezy.

    High: 44 °F

    Chance Snow
    Showers and
    Breezy

  • Friday Night

    Friday Night: A 20 percent chance of snow showers before midnight.  Mostly cloudy, with a low around 23.

    Low: 23 °F

    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 34. Breezy, with a west northwest wind 13 to 15 mph becoming east after midnight. Winds could gust as high as 23 mph.
Tuesday
Scattered rain and snow showers before 3pm, then a slight chance of rain showers after 5pm. Mostly cloudy, with a high near 58. East wind 9 to 13 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday Night
Isolated showers. Mostly cloudy, with a low around 36. East wind 5 to 11 mph. Chance of precipitation is 20%.
Wednesday
Showers likely, mainly after noon. Mostly cloudy, with a high near 57. North wind 3 to 7 mph. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of showers before midnight. Mostly cloudy, with a low around 36. North wind 7 to 9 mph becoming south after midnight.
Thursday
A 50 percent chance of showers. Partly sunny, with a high near 60. Windy, with a south wind 10 to 15 mph becoming west 20 to 25 mph in the afternoon. Winds could gust as high as 39 mph.
Thursday Night
A chance of rain and snow showers before midnight, then snow showers likely. Mostly cloudy, with a low around 29. Breezy, with a west wind 16 to 24 mph, with gusts as high as 32 mph. Chance of precipitation is 60%.
Friday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 44. Breezy.
Friday Night
A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 23.
Saturday
Mostly sunny, with a high near 53.
Saturday Night
Mostly clear, with a low around 27.
Sunday
Sunny, with a high near 62.
Sunday Night
Partly cloudy, with a low around 32.
Monday
Mostly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Shoshoni WY
 43.23°N 108.11°W (Elev. 4800 ft)
8:17 pm MDT Mar 30, 2026
9pm MDT Mar 30, 2026-6pm MDT Apr 6, 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