National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Record Heat for the Intermountain West and Northern Plains; Heavy Rainfall and Severe Weather Threats

Record setting heat is expected over the next several days from the Intermountain West through the northern Plains. Furthermore, fire weather concerns increase with dry and breezy conditions. Meanwhile, heavy rainfall and severe thunderstorm threats for the Ohio/Tennessee Valleys, central Appalachians and Southeast today. The threat shifts to central Gulf Coast and across central Texas this week. Read More >

Hazardous Weather Conditions

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

82°F

28°C

Humidity 21%
Wind Speed ESE 4 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 12 Jul 09:35 AM MDT
Extended Forecast for

11 Miles N Riverton Regional Airport WY

Extreme Heat Warning July 12, 09:57am until July 13, 09:00pm
Red Flag Warning July 12, 11:00am until July 12, 10:00pm
Click here for hazard details and duration
Extreme Heat Warning
Red Flag Warning
  •  
    Extreme Heat Warning July 12, 09:57am until July 13, 09:00pm

    NOW until 9:00pm Mon

    Extreme Heat Warning

  • Today

    High: 103 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 64. South southeast wind 6 to 13 mph becoming northeast after midnight. Winds could gust as high as 20 mph.

    Low: 64 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 100. North northeast wind 7 to 14 mph.

    High: 100 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 64. East wind 5 to 13 mph becoming west northwest after midnight. Winds could gust as high as 20 mph.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 101. Light and variable wind becoming east 5 to 10 mph in the afternoon.

    High: 101 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66. Breezy, with an east wind 8 to 17 mph becoming north after midnight. Winds could gust as high as 24 mph.

    Low: 66 °F

    Mostly Clear
    and Breezy

  • Wednesday

    Wednesday: Sunny and hot, with a high near 98. North wind 5 to 10 mph becoming east northeast in the afternoon.

    High: 98 °F

    Hot

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 64. Breezy.

    Low: 64 °F

    Slight Chance
    T-storms and
    Breezy then
    Partly Cloudy

Detailed Forecast

Today
Sunny and hot, with a high near 103. Light and variable wind becoming southeast 8 to 13 mph in the afternoon. Winds could gust as high as 22 mph.
Tonight
Mostly clear, with a low around 64. South southeast wind 6 to 13 mph becoming northeast after midnight. Winds could gust as high as 20 mph.
Monday
Sunny and hot, with a high near 100. North northeast wind 7 to 14 mph.
Monday Night
Mostly clear, with a low around 64. East wind 5 to 13 mph becoming west northwest after midnight. Winds could gust as high as 20 mph.
Tuesday
Sunny and hot, with a high near 101. Light and variable wind becoming east 5 to 10 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 66. Breezy, with an east wind 8 to 17 mph becoming north after midnight. Winds could gust as high as 24 mph.
Wednesday
Sunny and hot, with a high near 98. North wind 5 to 10 mph becoming east northeast in the afternoon.
Wednesday Night
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 64. Breezy.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 96.
Thursday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 63.
Friday
Mostly sunny and hot, with a high near 97.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Saturday
A slight chance of showers and thunderstorms. Sunny, with a high near 94.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles N Riverton Regional Airport WY
 43.21°N 108.44°W (Elev. 5121 ft)
Last Update:
9:17 am MDT Jul 12, 2026
Forecast Valid:
9am MDT Jul 12, 2026-6pm MDT Jul 18, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation