Coastal and Marine Impacts from Imelda and Humberto as Both Track Away from the Southeast U.S.

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine and rip current conditions to the east coast of Florida and Georgia today, spreading north along much of the east coast of the U.S. this week. Heavy rainfall north and west of Imelda falling across coastal Florida and Georgia into the Carolinas could cause isolated flash and urban flooding through Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

73°F

23°C

Humidity 33%
Wind Speed S 6 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 29 Sep 03:30 PM MDT
Extended Forecast for

Riverton WY

  • This Afternoon

    This Afternoon: Sunny, with a high near 76. South southeast wind 3 to 6 mph.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 52. Southwest wind 3 to 7 mph.

    Low: 52 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77. Breezy, with a light west wind becoming southwest 13 to 18 mph in the morning. Winds could gust as high as 28 mph.

    High: 77 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47. Breezy, with a southwest wind 7 to 15 mph, with gusts as high as 25 mph.

    Low: 47 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76. Light southwest wind increasing to 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79. South southwest wind 5 to 14 mph, with gusts as high as 25 mph.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after midnight.  Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers.  Partly sunny, with a high near 68.

    High: 68 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 76. South southeast wind 3 to 6 mph.
Tonight
Mostly clear, with a low around 52. Southwest wind 3 to 7 mph.
Tuesday
Mostly sunny, with a high near 77. Breezy, with a light west wind becoming southwest 13 to 18 mph in the morning. Winds could gust as high as 28 mph.
Tuesday Night
Partly cloudy, with a low around 47. Breezy, with a southwest wind 7 to 15 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 76. Light southwest wind increasing to 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 46. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 79. South southwest wind 5 to 14 mph, with gusts as high as 25 mph.
Thursday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 46.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 68.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 39. Chance of precipitation is 30%.
Saturday
A slight chance of showers. Mostly sunny, with a high near 63.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 38.
Sunday
A chance of showers. Partly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.04°N 108.41°W (Elev. 5046 ft)
3:32 pm MDT Sep 29, 2025
3pm MDT Sep 29, 2025-6pm MDT Oct 5, 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