East Coast Storm; Heavy Rain and Flooding in the Southwest U.S.; Typhoon Remnants Impacting Alaska

A coastal storm continues to bring heavy rain, coastal flooding, high surf, dangerous rip currents, and gusty winds to the East Coast into early Tuesday. A heavy rain and flash flood risk continues for the Southwest/Four Corners region with lingering tropical moisture through Monday. Typhoon remnants are causing strong winds, heavy rain, and coastal flooding across western Alaska through Monday. Read More >

Hazardous Weather Conditions

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

40°F

4°C

Humidity 48%
Wind Speed SW 5 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 12 Oct 09:53 PM MDT
Extended Forecast for

Riverton WY

  • Tonight

    Tonight: Widespread frost after 3am.  Otherwise, mostly clear, with a low around 28. Southwest wind 5 to 7 mph becoming light and variable.

    Low: 28 °F

    Mostly Clear
    then Frost

  • Columbus Day

    Columbus Day: Widespread frost, mainly before 9am.  Otherwise, increasing clouds, with a high near 57. Light and variable wind becoming north northeast 5 to 10 mph in the afternoon.

    High: 57 °F

    Frost then
    Partly Sunny

  • Monday Night

    Monday Night: Scattered showers, mainly after midnight.  Mostly cloudy, with a low around 36. North wind 6 to 11 mph becoming light north northwest  after midnight.  Chance of precipitation is 40%.

    Low: 36 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 64. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 64 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am.  Mostly clear, with a low around 39. South wind 7 to 9 mph.  Chance of precipitation is 30%.

    Low: 39 °F

    Mostly Clear
    then Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers.  Mostly sunny, with a high near 63. Breezy, with a south southwest wind 7 to 15 mph, with gusts as high as 25 mph.

    High: 63 °F

    Chance
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 35. Southwest wind 9 to 11 mph becoming west northwest after midnight.  Chance of precipitation is 40%.

    Low: 35 °F

    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers, mainly before noon.  Partly sunny, with a high near 54.

    High: 54 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers.  Partly cloudy, with a low around 32.

    Low: 32 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Widespread frost after 3am. Otherwise, mostly clear, with a low around 28. Southwest wind 5 to 7 mph becoming light and variable.
Columbus Day
Widespread frost, mainly before 9am. Otherwise, increasing clouds, with a high near 57. Light and variable wind becoming north northeast 5 to 10 mph in the afternoon.
Monday Night
Scattered showers, mainly after midnight. Mostly cloudy, with a low around 36. North wind 6 to 11 mph becoming light north northwest after midnight. Chance of precipitation is 40%.
Tuesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 64. Calm wind becoming south 5 to 9 mph in the afternoon.
Tuesday Night
A chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Mostly clear, with a low around 39. South wind 7 to 9 mph. Chance of precipitation is 30%.
Wednesday
A 30 percent chance of showers. Mostly sunny, with a high near 63. Breezy, with a south southwest wind 7 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 35. Southwest wind 9 to 11 mph becoming west northwest after midnight. Chance of precipitation is 40%.
Thursday
A 30 percent chance of showers, mainly before noon. Partly sunny, with a high near 54.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 32.
Friday
Mostly sunny, with a high near 57.
Friday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 30.
Saturday
Sunny, with a high near 55.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.04°N 108.44°W (Elev. 5203 ft)
9:18 pm MDT Oct 12, 2025
10pm MDT Oct 12, 2025-6pm MDT Oct 19, 2025
 
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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