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

Riverton Regional Airport (KRIW)

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

Clear

46°F

8°C

Humidity 49%
Wind Speed NNW 3 MPH
Barometer 29.75 in (1007.45 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 31 Mar 09:05 PM MDT
Extended Forecast for

Shoshoni WY

  • Tonight

    Tonight: Isolated showers before 10pm, then scattered showers after 11pm.  Mostly cloudy, with a low around 38. South wind around 9 mph becoming north after midnight.  Chance of precipitation is 40%.

    Low: 38 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly between 9am and 11am.  Mostly cloudy, with a high near 56. North northwest wind 5 to 8 mph becoming east in the afternoon.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers before midnight.  Mostly cloudy, with a low around 35. North northeast wind 6 to 10 mph becoming south in the evening.

    Low: 35 °F

    Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers.  Mostly cloudy, with a high near 60. Breezy, with a south southeast wind 11 to 16 mph becoming west southwest 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 60 °F

    Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A chance of rain and snow showers before 9pm, then a chance of snow showers.  Mostly cloudy, with a low around 29. Breezy, with a west wind 18 to 23 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 33 mph.  Chance of precipitation is 50%. New snow accumulation of around an inch possible.

    Low: 29 °F

    Chance
    Rain/Snow and
    Breezy then
    Chance Snow
    Showers

  • Friday

    Friday: Snow showers likely, mainly before noon.  Mostly cloudy, with a high near 44. North northwest wind 11 to 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%.

    High: 44 °F

    Snow Showers
    Likely

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 24. North wind 6 to 13 mph becoming west after midnight.

    Low: 24 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

Detailed Forecast

Tonight
Isolated showers before 10pm, then scattered showers after 11pm. Mostly cloudy, with a low around 38. South wind around 9 mph becoming north after midnight. Chance of precipitation is 40%.
Wednesday
Showers likely, mainly between 9am and 11am. Mostly cloudy, with a high near 56. North northwest wind 5 to 8 mph becoming east in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 35. North northeast wind 6 to 10 mph becoming south in the evening.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 60. Breezy, with a south southeast wind 11 to 16 mph becoming west southwest 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.
Thursday Night
A chance of rain and snow showers before 9pm, then a chance of snow showers. Mostly cloudy, with a low around 29. Breezy, with a west wind 18 to 23 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 50%. New snow accumulation of around an inch possible.
Friday
Snow showers likely, mainly before noon. Mostly cloudy, with a high near 44. North northwest wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Friday Night
Mostly cloudy, with a low around 24. North wind 6 to 13 mph becoming west after midnight.
Saturday
Sunny, with a high near 56.
Saturday Night
Mostly clear, with a low around 28.
Sunday
Sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 33.
Monday
Mostly sunny, with a high near 66.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
Shoshoni WY
 43.23°N 108.11°W (Elev. 4800 ft)
8:47 pm MDT Mar 31, 2026
9pm MDT Mar 31, 2026-6pm MDT Apr 7, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database