Current conditions at

Casper, Natrona County International Airport (KCPR)

Lat: 42.9°NLon: 106.47°WElev: 5348ft.

Fair

40°F

4°C

Humidity 70%
Wind Speed SW 14 mph
Barometer 30.22 in (1024.3 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 19 May 9:53 am MDT
Extended Forecast for

4 Miles S Shirley Basin WY

Freeze Watch May 19, 09:00pm until May 20, 10:00am
Freeze Warning May 19, 10:15am until May 19, 12:00pm
Click here for hazard details and duration
Freeze Watch
Freeze Warning
  •  
    Freeze Warning May 19, 10:15am until May 19, 12:00pm

    NOW until 12:00pm Tue

    Freeze Warning

  • Today

    High: 38 °F

    Mostly Sunny

  • Tonight

    Tonight: Widespread frost after midnight.  Otherwise, mostly clear, with a low around 20. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 20 °F

    Mostly Clear
    then Frost

  • Wednesday

    Wednesday: Widespread frost before 9am.  Otherwise, mostly sunny, with a high near 47. Light south wind becoming west southwest 5 to 10 mph in the morning.

    High: 47 °F

    Frost then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Widespread frost after 2am.  Otherwise, partly cloudy, with a low around 26. West southwest wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 26 °F

    Partly Cloudy
    then Frost

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after noon.  Widespread frost before 9am.  Otherwise, partly sunny, with a high near 54. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.

    High: 54 °F

    Frost then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Rain showers likely before midnight, then a chance of rain and snow showers. Some thunder is also possible.  Mostly cloudy, with a low around 29. Chance of precipitation is 60%.

    Low: 29 °F

    Showers
    Likely then
    Chance
    Rain/Snow

  • Friday

    Friday: A chance of rain and snow showers before noon, then a slight chance of rain showers.  Partly sunny, with a high near 54. Chance of precipitation is 30%.

    High: 54 °F

    Chance
    Rain/Snow
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 38. Light west wind becoming west southwest 5 to 10 mph in the afternoon.
Tonight
Widespread frost after midnight. Otherwise, mostly clear, with a low around 20. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
Widespread frost before 9am. Otherwise, mostly sunny, with a high near 47. Light south wind becoming west southwest 5 to 10 mph in the morning.
Wednesday Night
Widespread frost after 2am. Otherwise, partly cloudy, with a low around 26. West southwest wind 5 to 10 mph becoming light and variable in the evening.
Thursday
A 40 percent chance of showers and thunderstorms after noon. Widespread frost before 9am. Otherwise, partly sunny, with a high near 54. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.
Thursday Night
Rain showers likely before midnight, then a chance of rain and snow showers. Some thunder is also possible. Mostly cloudy, with a low around 29. Chance of precipitation is 60%.
Friday
A chance of rain and snow showers before noon, then a slight chance of rain showers. Partly sunny, with a high near 54. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 32.
Saturday
Sunny, with a high near 62.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Sunny, with a high near 68.
Sunday Night
Mostly clear, with a low around 39.
Memorial Day
Sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Shirley Basin WY
 42.29°N 106.22°W (Elev. 7001 ft)
9:51 am MDT May 19, 2026
10am MDT May 19, 2026-6pm MDT May 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database