Tracking Late Season Winter Storms; Unusual Early-Season Heat Wave in the Southwest

Heavy snow and high winds continue in the Great Lakes and Northeast. A moderate atmospheric river will continue to bring heavy precipitation to the Pacific Northwest and northern Rockies. A major winter storm will develop across the northern High Plains tonight into Saturday and rapidly strengthen as it moves into the Great Lakes on Sunday. Above-average temperatures expected in the Southwest. Read More >

Current conditions at

Riverton Regional Airport (KRIW)

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

Partly Cloudy

63°F

17°C

Humidity 18%
Wind Speed W 28 MPH
Barometer 29.81 in (1009.48 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 13 Mar 03:35 PM MDT
Extended Forecast for

3 Miles NNW Riverton Regional Airport WY

High Wind Warning March 14, 09:00am until March 14, 08:00pm
Click here for hazard details and duration
High Wind Warning
  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 63. Windy, with a west wind 24 to 26 mph, with gusts as high as 44 mph.

    High: 63 °F

    Mostly Sunny
    and Windy

  • Tonight

    Tonight: Partly cloudy, with a low around 38. Breezy, with a west wind 17 to 22 mph becoming south 8 to 13 mph in the evening. Winds could gust as high as 38 mph.

    Low: 38 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Saturday

    Saturday: A slight chance of showers before 11am, then a chance of showers after noon.  Mostly sunny, with a high near 60. Very windy, with a south southeast wind 8 to 13 mph becoming west 26 to 36 mph in the morning. Winds could gust as high as 55 mph.  Chance of precipitation is 30%.

    High: 60 °F

    Chance
    Showers and
    Very Windy

  • Saturday Night

    Saturday Night: Rain and snow showers, becoming all snow after 9pm.  Patchy blowing snow between 10pm and midnight. Low around 16. Windy, with a northwest wind 28 to 33 mph becoming north 17 to 22 mph in the evening. Winds could gust as high as 50 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 16 °F

    Rain/Snow and
    Patchy
    Blowing Snow

  • Sunday

    Sunday: Mostly sunny, with a high near 33. North wind 9 to 14 mph becoming east northeast in the afternoon. Winds could gust as high as 22 mph.

    High: 33 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 16. North northeast wind 6 to 11 mph becoming light and variable.

    Low: 16 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 54. South southwest wind 5 to 10 mph becoming northwest in the afternoon.

    High: 54 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 35. Breezy.

    Low: 35 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 70. Breezy.

    High: 70 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 63. Windy, with a west wind 24 to 26 mph, with gusts as high as 44 mph.
Tonight
Partly cloudy, with a low around 38. Breezy, with a west wind 17 to 22 mph becoming south 8 to 13 mph in the evening. Winds could gust as high as 38 mph.
Saturday
A slight chance of showers before 11am, then a chance of showers after noon. Mostly sunny, with a high near 60. Very windy, with a south southeast wind 8 to 13 mph becoming west 26 to 36 mph in the morning. Winds could gust as high as 55 mph. Chance of precipitation is 30%.
Saturday Night
Rain and snow showers, becoming all snow after 9pm. Patchy blowing snow between 10pm and midnight. Low around 16. Windy, with a northwest wind 28 to 33 mph becoming north 17 to 22 mph in the evening. Winds could gust as high as 50 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Sunday
Mostly sunny, with a high near 33. North wind 9 to 14 mph becoming east northeast in the afternoon. Winds could gust as high as 22 mph.
Sunday Night
Mostly cloudy, with a low around 16. North northeast wind 6 to 11 mph becoming light and variable.
Monday
Partly sunny, with a high near 54. South southwest wind 5 to 10 mph becoming northwest in the afternoon.
Monday Night
Mostly cloudy, with a low around 35. Breezy.
Tuesday
Partly sunny, with a high near 70. Breezy.
Tuesday Night
Mostly cloudy, with a low around 38. Breezy.
Wednesday
Mostly sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 40. Breezy.
Thursday
Partly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Riverton Regional Airport WY
 43.1°N 108.48°W (Elev. 5440 ft)
3:04 pm MDT Mar 13, 2026
3pm MDT Mar 13, 2026-6pm MDT Mar 19, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database