Areas of Excessive Rainfall and Severe Thunderstorms; Fire Weather Concerns in the Northern Plains and Four Corners Region

Widespread showers and thunderstorms may bring areas of flash flooding across much of the Southern Plains into the Gulf Coast region and the upper Ohio River Valley into the Mid-Atlantic. A large Pacific storm will bring widespread rain, gusty winds, and mountain snow to California and the Great Basin. Fire weather concerns expected in the Northern Plains and the Four Corners region. Read More >

Current conditions at

Casper, Natrona County International Airport (KCPR)

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

Mostly Cloudy

63°F

17°C

Humidity 51%
Wind Speed NE 4 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 27 May 12:20 AM MDT
Extended Forecast for

11 Miles N Bar Nunn WY

  • Overnight

    Overnight: Mostly cloudy, with a low around 47. East southeast wind 7 to 11 mph.

    Low: 47 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 78. Breezy, with a south southeast wind 6 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 50%.

    High: 78 °F

    Slight Chance
    Showers then
    Chance
    T-storms and
    Breezy

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before 7pm.  Mostly cloudy, with a low around 48. Breezy, with a southeast wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 28 mph.

    Low: 48 °F

    Slight Chance
    T-storms and
    Breezy then
    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 82. South southeast wind 5 to 14 mph, with gusts as high as 22 mph.

    High: 82 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48. Breezy, with an east southeast wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 26 mph.

    Low: 48 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: A 10 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 84. South wind 5 to 14 mph, with gusts as high as 22 mph.

    High: 84 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 49. South wind 8 to 14 mph, with gusts as high as 22 mph.  Chance of precipitation is 30%.

    Low: 49 °F

    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 75. Breezy.

    High: 75 °F

    Breezy.
    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 10 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 44. Breezy.

    Low: 44 °F

    Slight Chance
    T-storms and
    Breezy then
    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 47. East southeast wind 7 to 11 mph.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 78. Breezy, with a south southeast wind 6 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Wednesday Night
A 10 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 48. Breezy, with a southeast wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 28 mph.
Thursday
Partly sunny, with a high near 82. South southeast wind 5 to 14 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 48. Breezy, with an east southeast wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 26 mph.
Friday
A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84. South wind 5 to 14 mph, with gusts as high as 22 mph.
Friday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 49. South wind 8 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 75. Breezy.
Saturday Night
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 44. Breezy.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 76. Breezy.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 44.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 75.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 43.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 75.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles N Bar Nunn WY
 43.09°N 106.34°W (Elev. 5587 ft)
11:47 pm MDT May 26, 2026
12am MDT May 27, 2026-6pm MDT Jun 2, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database