Winter Returns Across the Northern Tier; Record Warmth for the Southwest

A large high pressure system will usher in cold air for this first day of March across the northern Plains, Great Lakes, Northeast and mid-Atlantic. Some wintry precipitation may evolve across the mid-Mississippi Valley, Ohio Valley and mid-Atlantic through Monday. Meanwhile, record warmth will spread across the Southwest, southern Plains through early this week. Read More >

Hazardous Weather Conditions

Current conditions at

Riverton Regional Airport (KRIW)

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

Partly Cloudy

48°F

9°C

Humidity 49%
Wind Speed NW 4 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 02 Mar 09:05 AM MST
Extended Forecast for

Riverton WY

  • Today

    Today: A 40 percent chance of rain, mainly after 3pm.  Partly sunny, with a high near 60. Calm wind becoming north 5 to 8 mph in the afternoon.

    High: 60 °F

    Mostly Sunny
    then Chance
    Rain

  • Tonight

    Tonight: Rain before 4am, then rain likely, possibly mixed with snow.  Low around 35. North wind 6 to 9 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain then
    Rain/Snow
    Likely

  • Tuesday

    Tuesday: A slight chance of rain and snow before 8am, then a slight chance of rain between 8am and 11am.  Partly sunny, then gradually becoming sunny, with a high near 57. Light and variable wind becoming south 5 to 7 mph in the afternoon.  Chance of precipitation is 20%.

    High: 57 °F

    Slight Chance
    Rain/Snow
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 26. South southwest wind 6 to 8 mph.

    Low: 26 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 60. South southwest wind 5 to 11 mph.

    High: 60 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 29. South southwest wind 6 to 11 mph.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: Rain likely, possibly mixed with snow showers, mainly after 11am.  Partly sunny, with a high near 49. Breezy, with a north wind 6 to 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%.

    High: 49 °F

    Rain/Snow
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: Rain and snow showers likely before 11pm, then a chance of snow showers.  Mostly cloudy, with a low around 25. Chance of precipitation is 60%.

    Low: 25 °F

    Rain/Snow
    Likely then
    Chance Snow
    Showers

  • Friday

    Friday: A 30 percent chance of snow showers, mainly before 11am.  Mostly cloudy, with a high near 46.

    High: 46 °F

    Chance Snow
    Showers

Detailed Forecast

Today
A 40 percent chance of rain, mainly after 3pm. Partly sunny, with a high near 60. Calm wind becoming north 5 to 8 mph in the afternoon.
Tonight
Rain before 4am, then rain likely, possibly mixed with snow. Low around 35. North wind 6 to 9 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tuesday
A slight chance of rain and snow before 8am, then a slight chance of rain between 8am and 11am. Partly sunny, then gradually becoming sunny, with a high near 57. Light and variable wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 26. South southwest wind 6 to 8 mph.
Wednesday
Mostly sunny, with a high near 60. South southwest wind 5 to 11 mph.
Wednesday Night
Mostly cloudy, with a low around 29. South southwest wind 6 to 11 mph.
Thursday
Rain likely, possibly mixed with snow showers, mainly after 11am. Partly sunny, with a high near 49. Breezy, with a north wind 6 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Thursday Night
Rain and snow showers likely before 11pm, then a chance of snow showers. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.
Friday
A 30 percent chance of snow showers, mainly before 11am. Mostly cloudy, with a high near 46.
Friday Night
Partly cloudy, with a low around 20.
Saturday
Sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 26.
Sunday
Partly sunny, with a high near 59. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.02°N 108.38°W (Elev. 4931 ft)
8:01 am MST Mar 2, 2026
9am MST Mar 2, 2026-6pm MDT Mar 8, 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