Remnants of Arthur and Heavy Rainfall Across the South; Fire Weather Threat in the West

Life-threatening, potentially catastrophic flash flooding expected along the central Gulf Coast as the remnants of Arthur track across the area. Isolated brief tornadoes and damaging gusts remain possible overnight in the Southeast. Isolated to scattered dry thunderstorms may cause lightning-ignited fires and erratic behavior due to gusty winds across parts of the West Friday. Read More >

Current conditions at

Casper, Natrona County International Airport (KCPR)

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

Clear

55°F

13°C

Humidity 50%
Wind Speed NNE 21 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 19 Jun 12:53 AM MDT
Extended Forecast for

Casper WY

  • Overnight

    Overnight: Mostly cloudy, with a low around 48. East northeast wind 5 to 7 mph.

    Low: 48 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 79. East northeast wind 5 to 11 mph.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 53. Breezy, with an east wind 13 to 18 mph becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 29 mph.

    Low: 53 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Saturday

    Saturday: A slight chance of showers and thunderstorms before 4pm, then a chance of showers and thunderstorms after 5pm.  Mostly cloudy, then becoming sunny during the afternoon, with a high near 88. Light and variable wind becoming south southeast 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.  Chance of precipitation is 40%.

    High: 88 °F

    Partly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 52. Northwest wind 6 to 11 mph becoming light and variable. Winds could gust as high as 20 mph.

    Low: 52 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 76. West southwest wind 6 to 8 mph becoming north in the afternoon.  Chance of precipitation is 60%.

    High: 76 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 49. East northeast wind 5 to 10 mph becoming light and variable  after midnight.

    Low: 49 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 10 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 48. Breezy.

    Low: 48 °F

    Slight Chance
    T-storms and
    Breezy then
    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 48. East northeast wind 5 to 7 mph.
Juneteenth
Mostly sunny, with a high near 79. East northeast wind 5 to 11 mph.
Friday Night
Partly cloudy, with a low around 53. Breezy, with an east wind 13 to 18 mph becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 29 mph.
Saturday
A slight chance of showers and thunderstorms before 4pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, then becoming sunny during the afternoon, with a high near 88. Light and variable wind becoming south southeast 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 40%.
Saturday Night
A 40 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 52. Northwest wind 6 to 11 mph becoming light and variable. Winds could gust as high as 20 mph.
Sunday
A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 76. West southwest wind 6 to 8 mph becoming north in the afternoon. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 49. East northeast wind 5 to 10 mph becoming light and variable after midnight.
Monday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77.
Monday Night
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 48. Breezy.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Sunny, with a high near 86.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 52.
Thursday
A slight chance of showers and thunderstorms. Sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Casper WY
 42.83°N 106.34°W (Elev. 5236 ft)
12:01 am MDT Jun 19, 2026
1am MDT Jun 19, 2026-6pm MDT Jun 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database