Isaias Expected To Be A Strong Hurricane Approaching The Northern Gulf Coast

Isaias is expected to strengthen and be a strong hurricane when it approaches the northern Gulf Coast on Friday. There is an increasing risk of damaging hurricane-force winds and life-threatening storm surge impacts Friday into Saturday. Isaias will bring heavy rainfall to the northern Gulf Coast and much of the Southeast U.S. Friday into the weekend. Read More >

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

70°F

21°C

Humidity 21%
Wind Speed N 8 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 07 Oct 06:55 PM MDT
Extended Forecast for

Riverton WY

  • Tonight

    Tonight: Mostly clear, with a low around 44. Light and variable wind becoming north around 5 mph after midnight.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79. West wind around 5 mph becoming calm.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45. Light and variable wind becoming west southwest 5 to 7 mph.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 81. Breezy, with a light south southwest wind becoming west southwest 13 to 18 mph in the morning. Winds could gust as high as 29 mph.

    High: 81 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 52. Breezy, with a south southwest wind 13 to 18 mph, with gusts as high as 29 mph.

    Low: 52 °F

    Mostly Clear
    and Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 77. Breezy, with a south southwest wind 13 to 21 mph, with gusts as high as 29 mph.

    High: 77 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Showers likely, mainly after midnight.  Mostly cloudy, with a low around 39. Breezy, with a south southwest wind 14 to 18 mph becoming north after midnight. Winds could gust as high as 26 mph.  Chance of precipitation is 60%.

    Low: 39 °F

    Showers
    Likely and
    Breezy

  • Sunday

    Sunday: Showers likely, mainly before noon.  Partly sunny, with a high near 54. Breezy.  Chance of precipitation is 60%.

    High: 54 °F

    Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: Rain showers before 9pm, then rain and snow showers.  Low around 32. Chance of precipitation is 80%.

    Low: 32 °F

    Rain/Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 44. Light and variable wind becoming north around 5 mph after midnight.
Thursday
Sunny, with a high near 79. West wind around 5 mph becoming calm.
Thursday Night
Mostly clear, with a low around 45. Light and variable wind becoming west southwest 5 to 7 mph.
Friday
Sunny, with a high near 81. Breezy, with a light south southwest wind becoming west southwest 13 to 18 mph in the morning. Winds could gust as high as 29 mph.
Friday Night
Mostly clear, with a low around 52. Breezy, with a south southwest wind 13 to 18 mph, with gusts as high as 29 mph.
Saturday
Mostly sunny, with a high near 77. Breezy, with a south southwest wind 13 to 21 mph, with gusts as high as 29 mph.
Saturday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 39. Breezy, with a south southwest wind 14 to 18 mph becoming north after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 60%.
Sunday
Showers likely, mainly before noon. Partly sunny, with a high near 54. Breezy. Chance of precipitation is 60%.
Sunday Night
Rain showers before 9pm, then rain and snow showers. Low around 32. Chance of precipitation is 80%.
Columbus Day
A chance of rain and snow showers before noon, then a slight chance of rain showers. Partly sunny, with a high near 49. Chance of precipitation is 40%.
Monday Night
A chance of rain and snow showers. Partly cloudy, with a low around 31.
Tuesday
A slight chance of rain and snow showers. Mostly sunny, with a high near 54.
Tuesday Night
A chance of showers. Mostly clear, with a low around 33.
Wednesday
A chance of showers. Mostly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.02°N 108.41°W (Elev. 5003 ft)
6:31 pm MDT Oct 7, 2026
7pm MDT Oct 7, 2026-6pm MDT Oct 14, 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