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.

Partly Cloudy

61°F

16°C

Humidity 55%
Wind Speed N 0 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 27 May 12:35 AM MDT
Extended Forecast for

2 Miles S Bar Nunn WY

  • Overnight

    Overnight: Mostly cloudy, with a low around 49. Calm wind becoming east 5 to 7 mph.

    Low: 49 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly cloudy, with a high near 80. East wind 5 to 13 mph becoming south in the morning. Winds could gust as high as 20 mph.

    High: 80 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 8pm.  Cloudy, then gradually becoming partly cloudy, with a low around 50. East wind 5 to 13 mph, with gusts as high as 21 mph.

    Low: 50 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: A 10 percent chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 84. Light and variable wind becoming south southeast 5 to 9 mph in the afternoon.

    High: 84 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 50. East southeast wind 6 to 11 mph becoming light south  after midnight. Winds could gust as high as 20 mph.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: A 10 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 86. Calm wind becoming south 5 to 9 mph in the morning.

    High: 86 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 50. South southeast wind 6 to 10 mph.  Chance of precipitation is 30%.

    Low: 50 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 75. Windy.

    High: 75 °F

    Windy. Mostly
    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46. Breezy.

    Low: 46 °F

    Partly Cloudy
    and Breezy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 49. Calm wind becoming east 5 to 7 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. East wind 5 to 13 mph becoming south in the morning. Winds could gust as high as 20 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 50. East wind 5 to 13 mph, with gusts as high as 21 mph.
Thursday
A 10 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 84. Light and variable wind becoming south southeast 5 to 9 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 50. East southeast wind 6 to 11 mph becoming light south after midnight. Winds could gust as high as 20 mph.
Friday
A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 86. Calm wind becoming south 5 to 9 mph in the morning.
Friday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 50. South southeast wind 6 to 10 mph. Chance of precipitation is 30%.
Saturday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 75. Windy.
Saturday Night
Partly cloudy, with a low around 46. Breezy.
Sunday
Sunny, with a high near 78. Breezy.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 45.
Monday
A chance of showers and thunderstorms. Sunny, with a high near 78.
Monday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 46.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Bar Nunn WY
 42.89°N 106.34°W (Elev. 5272 ft)
12:32 am MDT May 27, 2026
12am MDT May 27, 2026-6pm MDT Jun 2, 2026
 
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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