Heavy Rainfall and Flooding in the Mid-Atlantic; Heat and Wildfire Concerns in the West

Slow moving showers and thunderstorms may result in flash flooding for portions of the mid-Atlantic region through tonight. Meanwhile, excessive heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue for the West with dry and breezy conditions. Watching the tropics across the Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Riverton Regional Airport (KRIW)

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

Partly Cloudy

70°F

21°C

Humidity 30%
Wind Speed WSW 6 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 15 Jul 03:30 AM MDT
Extended Forecast for

Riverton WY

  • Overnight

    Overnight: Partly cloudy, with a low around 58. West wind around 6 mph becoming north northwest.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Mostly sunny, with a high near 89. Breezy, with a northeast wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, mainly before 1am.  Mostly cloudy, with a low around 55. Breezy, with a northwest wind 8 to 18 mph becoming east northeast in the evening. Winds could gust as high as 28 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 55 °F

    Showers
    Likely and
    Breezy then
    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon.  Cloudy through mid morning, then gradual clearing, with a high near 78. North northeast wind 10 to 13 mph, with gusts as high as 20 mph.

    High: 78 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52. Northeast wind 5 to 13 mph becoming west after midnight. Winds could gust as high as 21 mph.

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 94. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57. West northwest wind 5 to 11 mph becoming southwest after midnight. Winds could gust as high as 20 mph.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 58. West wind around 6 mph becoming north northwest.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 89. Breezy, with a northeast wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph.
Tuesday Night
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 55. Breezy, with a northwest wind 8 to 18 mph becoming east northeast in the evening. Winds could gust as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Cloudy through mid morning, then gradual clearing, with a high near 78. North northeast wind 10 to 13 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 52. Northeast wind 5 to 13 mph becoming west after midnight. Winds could gust as high as 21 mph.
Thursday
Sunny, with a high near 94. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 57. West northwest wind 5 to 11 mph becoming southwest after midnight. Winds could gust as high as 20 mph.
Friday
Mostly sunny, with a high near 92.
Friday Night
Mostly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 92.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Sunny, with a high near 94.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.02°N 108.38°W (Elev. 4931 ft)
3:43 am MDT Jul 15, 2025
3am MDT Jul 15, 2025-6pm MDT Jul 21, 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