Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Riverton Regional Airport (KRIW)

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

Overcast

27°F

-3°C

Humidity 58%
Wind Speed NNE 9 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 19 Jan 01:20 AM MST
Extended Forecast for

8 Miles NE Riverton WY

  • Overnight

    Overnight: Partly cloudy, with a low around 15. West northwest wind 3 to 7 mph.

    Low: 15 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Patchy fog before 9am.  Otherwise, sunny, with a high near 40. Light and variable wind.

    High: 40 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 19. Light and variable wind becoming south southwest around 5 mph after midnight.

    Low: 19 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 41. Breezy, with a light and variable wind becoming north northeast 10 to 15 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 41 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 11. Light south southwest wind.

    Low: 11 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 35. Calm wind becoming north northeast 5 to 8 mph in the afternoon.

    High: 35 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 9. Light and variable wind.

    Low: 9 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 9.

    Low: 9 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 15. West northwest wind 3 to 7 mph.
M.L.King Day
Patchy fog before 9am. Otherwise, sunny, with a high near 40. Light and variable wind.
Monday Night
Mostly clear, with a low around 19. Light and variable wind becoming south southwest around 5 mph after midnight.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 41. Breezy, with a light and variable wind becoming north northeast 10 to 15 mph in the afternoon. Winds could gust as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 11. Light south southwest wind.
Wednesday
Sunny, with a high near 35. Calm wind becoming north northeast 5 to 8 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 9. Light and variable wind.
Thursday
Partly sunny, with a high near 36.
Thursday Night
Mostly cloudy, with a low around 9.
Friday
Partly sunny, with a high near 28.
Friday Night
Partly cloudy, with a low around 8.
Saturday
Mostly sunny, with a high near 35.
Saturday Night
Partly cloudy, with a low around 11.
Sunday
Sunny, with a high near 42.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NE Riverton WY
 43.09°N 108.27°W (Elev. 4833 ft)
12:47 am MST Jan 19, 2026
1am MST Jan 19, 2026-6pm MST Jan 25, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database