Current conditions at

Casper, Natrona County International Airport (KCPR)

Lat: 42.9° N Lon: 106.47° W Elev: 5348 ft.

Fair

79°F

26°C

Humidity 32%
Wind Speed SW 13 mph
Barometer 30.15 in (1012.5 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 25 Jul 7:53 am MDT
Detailed forecast for

Shirley Basin

Rest Of Tonight
Partly cloudy. Lows in the mid 50s. Southeast winds around 5 mph.
Saturday
Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Some thunderstorms may produce gusty winds in the afternoon. Hot with highs in the lower 90s. Southwest winds 10 to 15 mph. Chance of rain 20 percent.
Saturday Night
Mostly cloudy with a chance of showers and thunderstorms in the evening, then mostly clear after midnight. Some thunderstorms may produce gusty winds in the evening. Lows around 60. Southwest winds 5 to 10 mph. Chance of rain 30 percent.
Sunday
Mostly sunny. Hot with highs in the lower 90s. West winds 10 to 15 mph.
Sunday Night
Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Some thunderstorms may produce gusty winds in the evening. Lows in the upper 50s. Northeast winds around 5 mph, becoming south around 5 mph after midnight. Chance of rain 40 percent.
Monday
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs in the upper 80s. Chance of rain 50 percent.
Monday Night
Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the upper 50s. Chance of rain 40 percent.
Tuesday
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs in the upper 80s. Chance of rain 50 percent.
Tuesday Night
Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the mid 50s. Chance of rain 40 percent.
Wednesday
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs in the upper 80s. Chance of rain 50 percent.
Wednesday Night
Mostly cloudy in the evening, then clearing. Lows in the mid 50s.
Thursday
Sunny, hot with highs in the upper 80s.
Thursday Night
Partly cloudy. Lows in the mid 50s.
Friday
Sunny, hot with highs in the upper 80s.



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203 AM MDT Sat Jul 25 2026
 
 

Additional Resources

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