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

Casper, Natrona County International Airport (KCPR)

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

Clear

18°C

64°F

Humidity 39%
Wind Speed N 0 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 4°C (39°F)
Visibility 16 km
Last update 14 Jul 12:05 AM MDT
Extended Forecast for

Casper WY

  • Overnight

    Overnight: Mostly clear, with a low around 16. East wind 8 to 13 km/h becoming west.

    Low: 16 °C

    Mostly Clear

  • Monday

    Monday: Isolated showers and thunderstorms after 3pm. Sunny and hot, with a high near 36. West southwest wind 8 to 13 km/h becoming east northeast 16 to 21 km/h in the afternoon. Winds could gust as high as 32 km/h. Chance of precipitation is 20%.

    High: 36 °C

    Sunny then
    Isolated
    T-storms

  • Monday Night

    Monday Night: Isolated showers and thunderstorms between 7pm and 9pm. Partly cloudy, with a low around 14. Northeast wind 18 to 23 km/h becoming west southwest 10 to 15 km/h after midnight. Winds could gust as high as 34 km/h. Chance of precipitation is 10%.

    Low: 14 °C

    Isolated
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 30. West wind 10 to 15 km/h becoming northeast 18 to 23 km/h in the afternoon. Winds could gust as high as 37 km/h.

    High: 30 °C

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 13. East northeast wind 14 to 23 km/h, with gusts as high as 37 km/h. Chance of precipitation is 50%.

    Low: 13 °C

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 9am. Partly sunny, with a high near 27. East northeast wind 13 to 23 km/h becoming north northwest in the morning. Winds could gust as high as 40 km/h. Chance of precipitation is 50%.

    High: 27 °C

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 11. Northeast wind 16 to 23 km/h, with gusts as high as 35 km/h.

    Low: 11 °C

    Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 31.

    High: 31 °C

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 13.

    Low: 13 °C

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 16. East wind 8 to 13 km/h becoming west.
Monday
Isolated showers and thunderstorms after 3pm. Sunny and hot, with a high near 36. West southwest wind 8 to 13 km/h becoming east northeast 16 to 21 km/h in the afternoon. Winds could gust as high as 32 km/h. Chance of precipitation is 20%.
Monday Night
Isolated showers and thunderstorms between 7pm and 9pm. Partly cloudy, with a low around 14. Northeast wind 18 to 23 km/h becoming west southwest 10 to 15 km/h after midnight. Winds could gust as high as 34 km/h. Chance of precipitation is 10%.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 30. West wind 10 to 15 km/h becoming northeast 18 to 23 km/h in the afternoon. Winds could gust as high as 37 km/h.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 13. East northeast wind 14 to 23 km/h, with gusts as high as 37 km/h. Chance of precipitation is 50%.
Wednesday
A chance of showers, with thunderstorms also possible after 9am. Partly sunny, with a high near 27. East northeast wind 13 to 23 km/h becoming north northwest in the morning. Winds could gust as high as 40 km/h. Chance of precipitation is 50%.
Wednesday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 11. Northeast wind 16 to 23 km/h, with gusts as high as 35 km/h.
Thursday
A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 31.
Thursday Night
Partly cloudy, with a low around 13.
Friday
Mostly sunny, with a high near 32.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 14.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 32.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 15.
Sunday
A slight chance of showers and thunderstorms. Sunny, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
Casper WY
 42.83°N 106.34°W (Elev. 5236 m)
Last Update:
11:13 pm MDT Jul 13, 2025
Forecast Valid:
12am MDT Jul 14, 2025-6pm MDT Jul 20, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation