Heat Expands for Center of the Nation; Severe Thunderstorms for Plains and Upper Midwest

Dangerous heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest. Critical fire weather for portions of the Intermountain West. Risk for severe thunderstorms and flash flooding across the Upper Midwest/Great Lakes, Ohio Valley, and portions of the mid-Atlantic. Active monsoonal moisture fuels thunderstorms over the Southwest. Hurricane Fausto in the Pacific, should weaken Read More >

Hazardous Weather Conditions

Current conditions at

Casper, Natrona County International Airport (KCPR)

Lat: 42.8975°NLon: 106.47306°WElev: 5348.0ft.

Clear

93°F

34°C

Humidity 21%
Wind Speed SW 8 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 26 Jul 11:20 AM MDT
Extended Forecast for

16 Miles SSW Casper WY

Heat Advisory July 26, 11:40am until July 26, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 26, 11:40am until July 26, 09:00pm

    NOW until 9:00pm Sun

    Heat Advisory

  • Today

    High: 98 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 11pm.  Mostly cloudy, with a low around 66. Northwest wind 5 to 7 mph becoming southeast after midnight.

    Low: 66 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm.  Partly sunny, with a high near 95. Light and variable wind becoming west northwest 5 to 9 mph in the afternoon.  Chance of precipitation is 20%.

    High: 95 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms, mainly between 10pm and 11pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 63. Southeast wind 5 to 9 mph becoming calm  in the evening.

    Low: 63 °F

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 93. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 64. East wind 5 to 7 mph becoming light and variable  after midnight.

    Low: 64 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 93. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 62.

    Low: 62 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Today
A 10 percent chance of showers and thunderstorms after 5pm. Mostly sunny and hot, with a high near 98. West southwest wind 5 to 8 mph becoming northwest in the afternoon.
Tonight
A 20 percent chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 66. Northwest wind 5 to 7 mph becoming southeast after midnight.
Monday
A slight chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 95. Light and variable wind becoming west northwest 5 to 9 mph in the afternoon. Chance of precipitation is 20%.
Monday Night
A 50 percent chance of showers and thunderstorms, mainly between 10pm and 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 63. Southeast wind 5 to 9 mph becoming calm in the evening.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 93. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Tuesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 64. East wind 5 to 7 mph becoming light and variable after midnight.
Wednesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 93. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Wednesday Night
A 40 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 62.
Thursday
Sunny, with a high near 94.
Thursday Night
Mostly clear, with a low around 63.
Friday
Sunny, with a high near 95.
Friday Night
Mostly clear, with a low around 63.
Saturday
Sunny, with a high near 96.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles SSW Casper WY
 42.61°N 106.4°W (Elev. 6335 ft)
9:18 am MDT Jul 26, 2026
11am MDT Jul 26, 2026-6pm MDT Aug 1, 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