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

Hazardous Weather Conditions

Current conditions at

Casper, Natrona County International Airport (KCPR)

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

Clear

46°F

8°C

Humidity 42%
Wind Speed SW 11 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 21 Apr 03:35 AM MDT
Extended Forecast for

Mills WY

Fire Weather Watch April 22, 09:00am until April 22, 08:00pm
Click here for hazard details and duration
Fire Weather Watch

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 51. West southwest wind around 8 mph.

    Low: 51 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 81. Breezy, with a southwest wind 9 to 17 mph, with gusts as high as 24 mph.

    High: 81 °F

    Sunny and
    Breezy then
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 52. South wind 8 to 14 mph, with gusts as high as 21 mph.

    Low: 52 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74. Windy, with a southwest wind 13 to 23 mph increasing to 23 to 33 mph in the morning. Winds could gust as high as 48 mph.

    High: 74 °F

    Mostly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after midnight. Partly cloudy, with a low around 39. Windy, with a west southwest wind 30 to 33 mph, with gusts as high as 48 mph.

    Low: 39 °F

    Windy. Partly
    Cloudy then
    Slight Chance
    Showers

  • Thursday

    Thursday: A chance of rain and snow showers before 9am, then rain showers likely. Some thunder is also possible. Partly sunny, with a high near 56. Windy, with a west southwest wind 29 to 34 mph becoming northwest 17 to 22 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 60%.

    High: 56 °F

    Windy. Chance
    Rain/Snow
    then Showers
    Likely

  • Thursday Night

    Thursday Night: Rain and snow showers likely, becoming all snow after midnight. Some thunder is also possible. Mostly cloudy, with a low around 26. Blustery, with a northwest wind 10 to 16 mph becoming northeast after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 70%.

    Low: 26 °F

    Rain/Snow
    Likely and
    Blustery then
    Snow Showers
    Likely

  • Friday

    Friday: Snow showers likely. Some thunder is also possible. Partly sunny, with a high near 44. Chance of precipitation is 70%.

    High: 44 °F

    Snow Showers
    Likely

  • Friday Night

    Friday Night: A 40 percent chance of snow showers. Mostly cloudy, with a low around 22.

    Low: 22 °F

    Chance Snow
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 51. West southwest wind around 8 mph.
Tuesday
Sunny, with a high near 81. Breezy, with a southwest wind 9 to 17 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly cloudy, with a low around 52. South wind 8 to 14 mph, with gusts as high as 21 mph.
Wednesday
Mostly sunny, with a high near 74. Windy, with a southwest wind 13 to 23 mph increasing to 23 to 33 mph in the morning. Winds could gust as high as 48 mph.
Wednesday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 39. Windy, with a west southwest wind 30 to 33 mph, with gusts as high as 48 mph.
Thursday
A chance of rain and snow showers before 9am, then rain showers likely. Some thunder is also possible. Partly sunny, with a high near 56. Windy, with a west southwest wind 29 to 34 mph becoming northwest 17 to 22 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 60%.
Thursday Night
Rain and snow showers likely, becoming all snow after midnight. Some thunder is also possible. Mostly cloudy, with a low around 26. Blustery, with a northwest wind 10 to 16 mph becoming northeast after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 70%.
Friday
Snow showers likely. Some thunder is also possible. Partly sunny, with a high near 44. Chance of precipitation is 70%.
Friday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 22.
Saturday
A slight chance of snow showers after noon, mixing with rain after 3pm. Mostly sunny, with a high near 49. Chance of precipitation is 20%.
Saturday Night
A slight chance of rain and snow showers. Mostly cloudy, with a low around 26.
Sunday
A chance of rain and snow showers. Some thunder is also possible. Partly sunny, with a high near 51.
Sunday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 30.
Monday
A chance of rain and snow showers. Some thunder is also possible. Partly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mills WY
 42.85°N 106.37°W (Elev. 5161 ft)
Last Update:
3:03 am MDT Apr 21, 2026
Forecast Valid:
3am MDT Apr 21, 2026-6pm MDT Apr 27, 2026
 
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