Significant Coastal Impacts from Nor'Easter; Hurricane Nolo Bring Gusty Winds and Heavy Rain to Hawaii

A nor'easter will continue to bring significant coastal impacts to the Mid-Atlantic and New England into Monday. Moderate to major coastal flooding, heavy rain, strong winds, and high surf are expected. Hurricane Nolo will remain south of the Big Island of Hawaii with gusty winds and heavy rainfall that may bring significant, life-threatening flooding and mudslides through the weekend. Read More >

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

61°F

16°C

Humidity 38%
Wind Speed NW 10 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 26 Sep 10:35 PM MDT
Extended Forecast for

Riverton WY

  • Tonight

    Tonight: Partly cloudy, with a low around 48. Northwest wind 6 to 8 mph becoming east in the evening.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 78. North wind 5 to 8 mph becoming light and variable.

    High: 78 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of showers before 3am, then a slight chance of showers after 5am.  Cloudy, then gradually becoming partly cloudy, with a low around 50. Southwest wind 5 to 11 mph becoming northwest in the evening.  Chance of precipitation is 30%.

    Low: 50 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers before noon, then a slight chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 70. West wind around 6 mph becoming south southeast in the afternoon.  Chance of precipitation is 30%.

    High: 70 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 48. East wind 5 to 8 mph becoming light and variable  after midnight.  Chance of precipitation is 40%.

    Low: 48 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 70. Light and variable wind.

    High: 70 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46. East wind around 6 mph becoming west southwest after midnight.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 48. Northwest wind 6 to 8 mph becoming east in the evening.
Sunday
Partly sunny, with a high near 78. North wind 5 to 8 mph becoming light and variable.
Sunday Night
A chance of showers before 3am, then a slight chance of showers after 5am. Cloudy, then gradually becoming partly cloudy, with a low around 50. Southwest wind 5 to 11 mph becoming northwest in the evening. Chance of precipitation is 30%.
Monday
A chance of showers before noon, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 70. West wind around 6 mph becoming south southeast in the afternoon. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 48. East wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 40%.
Tuesday
Sunny, with a high near 70. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 46. East wind around 6 mph becoming west southwest after midnight.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 74.
Thursday Night
Mostly clear, with a low around 46.
Friday
Sunny, with a high near 75.
Friday Night
Mostly clear, with a low around 46.
Saturday
Sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.04°N 108.41°W (Elev. 5046 ft)
8:48 pm MDT Sep 26, 2026
10pm MDT Sep 26, 2026-6pm MDT Oct 3, 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