Areas of Severe Thunderstorms, Excessive Rainfall, and Extreme Heat Tuesday

In the Northern Plains into the Upper Great Lakes and Mid-Atlantic, heavy to excessive rain may bring flash and urban flooding Tuesday. Severe thunderstorms producing damaging winds are most likely over parts of the Dakotas into Minnesota Tuesday afternoon into the overnight, with other isolated storms producing hail or wind over the northern High Plains. Extreme heat returns to the southwest U.S. Read More >

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

66°F

19°C

Humidity 55%
Wind Speed NW 13 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 07 Jul 03:35 AM MDT
Extended Forecast for

Riverton WY

  • Overnight

    Overnight: Partly cloudy, with a low around 61. North wind around 5 mph becoming calm.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms between 1pm and 3pm, then a slight chance of thunderstorms after 3pm.  Mostly sunny, with a high near 92. Calm wind becoming north 5 to 9 mph in the afternoon.  Chance of precipitation is 20%.

    High: 92 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of thunderstorms before 9pm.  Partly cloudy, with a low around 59. South southwest wind 5 to 10 mph becoming light and variable  after midnight.  Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms between 1pm and 3pm, then a slight chance of thunderstorms after 3pm.  Sunny, with a high near 89. Calm wind becoming northwest 5 to 8 mph in the afternoon.  Chance of precipitation is 20%.

    High: 89 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of thunderstorms before 9pm, then a slight chance of showers and thunderstorms between 9pm and midnight.  Partly cloudy, with a low around 58. North wind 5 to 10 mph becoming light and variable  after midnight.  Chance of precipitation is 10%.

    Low: 58 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 91. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. North northwest wind 5 to 8 mph becoming west southwest after midnight.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 61. North wind around 5 mph becoming calm.
Tuesday
A slight chance of showers and thunderstorms between 1pm and 3pm, then a slight chance of thunderstorms after 3pm. Mostly sunny, with a high near 92. Calm wind becoming north 5 to 9 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night
A slight chance of thunderstorms before 9pm. Partly cloudy, with a low around 59. South southwest wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 20%.
Wednesday
A slight chance of showers and thunderstorms between 1pm and 3pm, then a slight chance of thunderstorms after 3pm. Sunny, with a high near 89. Calm wind becoming northwest 5 to 8 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night
A slight chance of thunderstorms before 9pm, then a slight chance of showers and thunderstorms between 9pm and midnight. Partly cloudy, with a low around 58. North wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 10%.
Thursday
Sunny, with a high near 91. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 57. North northwest wind 5 to 8 mph becoming west southwest after midnight.
Friday
Sunny, with a high near 95.
Friday Night
Mostly clear, with a low around 60.
Saturday
Sunny and hot, with a high near 101.
Saturday Night
Mostly clear, with a low around 63.
Sunday
Sunny and hot, with a high near 105.
Sunday Night
Mostly clear, with a low around 66.
Monday
Sunny and hot, with a high near 101.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.02°N 108.38°W (Elev. 4931 ft)
3:33 am MDT Jul 7, 2026
3am MDT Jul 7, 2026-6pm MDT Jul 13, 2026
 
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Additional Resources

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Hourly Weather Forecast

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