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Heavy Snow in the Sierra Nevada; Heavy Rainfall in Texas Sunday

Heavy snow is expected in the Sierra Nevada mountain ranges into Saturday causing hazardous travel conditions. Winter Storm Warnings have been issued. Thunderstorms and moderate to heavy rainfall are expected across portions of eastern Texas into Louisiana on Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Casper, Natrona County International Airport (KCPR)

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

Mist

29°F

-2°C

Humidity 96%
Wind Speed N 0 MPH
Barometer 29.74 in (1007.11 mb)
Dewpoint 28°F (-2°C)
Visibility 0.75 mi
Last update 14 Nov 05:39 AM MST
Extended Forecast for

Bar Nunn WY

Dense Fog Advisory until November 14, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until November 14, 09:00am

    NOW until 9:00am Sat

    Dense Fog Advisory

  • Overnight

    Low: 30 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 59. Light south wind becoming southwest 6 to 11 mph in the afternoon.

    High: 59 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming clear, with a low around 36. Southwest wind 6 to 14 mph, with gusts as high as 23 mph.

    Low: 36 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 57. Breezy, with a southwest wind 16 to 23 mph, with gusts as high as 33 mph.

    High: 57 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39. Breezy, with a southwest wind 15 to 21 mph, with gusts as high as 33 mph.

    Low: 39 °F

    Mostly Clear
    and Breezy

  • Monday

    Monday: Mostly sunny, with a high near 61. Breezy, with a southwest wind 14 to 23 mph, with gusts as high as 32 mph.

    High: 61 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40. Breezy, with a south southwest wind 11 to 17 mph, with gusts as high as 30 mph.

    Low: 40 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Tuesday

    Tuesday: Partly sunny, with a high near 59. Breezy.

    High: 59 °F

    Partly Sunny
    and Breezy

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 30. Southeast wind around 6 mph.
Saturday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 59. Light south wind becoming southwest 6 to 11 mph in the afternoon.
Saturday Night
Mostly cloudy, then gradually becoming clear, with a low around 36. Southwest wind 6 to 14 mph, with gusts as high as 23 mph.
Sunday
Sunny, with a high near 57. Breezy, with a southwest wind 16 to 23 mph, with gusts as high as 33 mph.
Sunday Night
Mostly clear, with a low around 39. Breezy, with a southwest wind 15 to 21 mph, with gusts as high as 33 mph.
Monday
Mostly sunny, with a high near 61. Breezy, with a southwest wind 14 to 23 mph, with gusts as high as 32 mph.
Monday Night
Mostly cloudy, with a low around 40. Breezy, with a south southwest wind 11 to 17 mph, with gusts as high as 30 mph.
Tuesday
Partly sunny, with a high near 59. Breezy.
Tuesday Night
A slight chance of rain showers before 11pm, then a chance of rain and snow showers. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Wednesday
A chance of rain and snow showers. Partly sunny, with a high near 47. Breezy. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 28.
Thursday
Mostly sunny, with a high near 50.
Thursday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 29.
Friday
Snow showers likely. Mostly cloudy, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bar Nunn WY
 42.92°N 106.35°W (Elev. 5322 ft)
Last Update:
5:46 am MST Nov 14, 2026
Forecast Valid:
5am MST Nov 14, 2026-6pm MST Nov 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation