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Atmospheric River in the West; Strong Winds in the Northeast

A strong atmospheric river will continue moderate to heavy rainfall with possible flooding, gusty to high winds, and mountain snows for parts of the Northwest U.S. today into Thursday. Additional impacts are likely into Friday with a cold front. A fast-moving storm system will cross the Northeast U.S. today into Thursday with gusty to high winds and areas of rain and high elevation snow showers. Read More >

Hazardous Weather Conditions

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

45°F

7°C

Humidity 70%
Wind Speed E 5 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 05 Nov 01:05 PM MST
Extended Forecast for

Riverton WY

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 61. Southeast wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 61 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 35. West wind 9 to 13 mph, with gusts as high as 24 mph.

    Low: 35 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 58. Breezy, with a west wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 58 °F

    Sunny then
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 29. Southwest wind 8 to 11 mph.

    Low: 29 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 57. Southwest wind 6 to 14 mph, with gusts as high as 25 mph.

    High: 57 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27. West northwest wind around 11 mph, with gusts as high as 20 mph.

    Low: 27 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 47. West northwest wind 6 to 8 mph becoming northeast in the afternoon.

    High: 47 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 61. Southeast wind 6 to 11 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 35. West wind 9 to 13 mph, with gusts as high as 24 mph.
Thursday
Sunny, with a high near 58. Breezy, with a west wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph.
Thursday Night
Partly cloudy, with a low around 29. Southwest wind 8 to 11 mph.
Friday
Mostly sunny, with a high near 57. Southwest wind 6 to 14 mph, with gusts as high as 25 mph.
Friday Night
Partly cloudy, with a low around 27. West northwest wind around 11 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 47. West northwest wind 6 to 8 mph becoming northeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
Mostly sunny, with a high near 47.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 57.
Monday Night
Mostly cloudy, with a low around 32.
Veterans Day
Mostly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.04°N 108.41°W (Elev. 5046 ft)
Last Update:
1:01 pm MST Nov 5, 2025
Forecast Valid:
1pm MST Nov 5, 2025-6pm MST Nov 11, 2025
 
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Additional Resources

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