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

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Casper, Natrona County International Airport (KCPR)

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

Clear

90°F

32°C

Humidity 11%
Wind Speed W 25 MPH
Barometer 29.68 in (1005.08 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 16 Jun 05:35 PM MDT
Extended Forecast for

Mills WY

Red Flag Warning until June 16, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning until June 16, 09:00pm

    NOW until 9:00pm Tue

    Red Flag Warning

  • This Afternoon

    High: 91 °F

    Partly Sunny
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 56. Windy, with a west wind 21 to 26 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 40 mph.

    Low: 56 °F

    Mostly Clear
    and Windy

  • Wednesday

    Wednesday: Sunny, with a high near 81. Breezy, with a west wind 7 to 12 mph becoming north 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 81 °F

    Sunny then
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45. Breezy, with a north northeast wind 18 to 23 mph becoming light and variable after midnight. Winds could gust as high as 33 mph.

    Low: 45 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 80. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 47. North northwest wind 5 to 13 mph becoming east northeast in the evening. Winds could gust as high as 20 mph.

    Low: 47 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 87. Calm wind becoming northeast 5 to 8 mph in the afternoon.

    High: 87 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 91. Breezy, with a west wind around 24 mph, with gusts as high as 37 mph.
Tonight
Mostly clear, with a low around 56. Windy, with a west wind 21 to 26 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 40 mph.
Wednesday
Sunny, with a high near 81. Breezy, with a west wind 7 to 12 mph becoming north 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.
Wednesday Night
Partly cloudy, with a low around 45. Breezy, with a north northeast wind 18 to 23 mph becoming light and variable after midnight. Winds could gust as high as 33 mph.
Thursday
Sunny, with a high near 80. Calm wind becoming west northwest around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 47. North northwest wind 5 to 13 mph becoming east northeast in the evening. Winds could gust as high as 20 mph.
Juneteenth
Mostly sunny, with a high near 87. Calm wind becoming northeast 5 to 8 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 53.
Saturday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 88.
Saturday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 49.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 79.
Sunday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 47.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 47.
Tuesday
Sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mills WY
 42.85°N 106.4°W (Elev. 5243 ft)
Last Update:
4:47 pm MDT Jun 16, 2026
Forecast Valid:
5pm MDT Jun 16, 2026-6pm MDT Jun 23, 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