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

Storm Moving from Western into Central U.S. through Wednesday

A storm system moving over the Rockies Wednesday will bring marginal risks for excessive rainfall and severe thunderstorms from parts of New Mexico into western South Dakota. Moderate snow is expected from northwestern Wyoming into southern Montana. Read More >

Hazardous Weather Conditions

Current conditions at

Casper, Natrona County International Airport (KCPR)

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

Partly Cloudy

36°F

2°C

Humidity 100%
Wind Speed NW 5 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 15 Oct 03:20 AM MDT
Extended Forecast for

Casper WY

  • Overnight

    Overnight: A 20 percent chance of showers before 4am. Partly cloudy, with a low around 40. West southwest wind 5 to 7 mph.

    Low: 40 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 68. South southwest wind 5 to 11 mph becoming north northeast in the afternoon.

    High: 68 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 9pm, then showers likely and possibly a thunderstorm between 9pm and midnight, then showers likely after midnight. Mostly cloudy, with a low around 43. East northeast wind 7 to 10 mph becoming west southwest in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 43 °F

    Showers
    Likely

  • Thursday

    Thursday: A 50 percent chance of showers. Partly sunny, with a high near 53. Breezy, with a west southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 53 °F

    Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 37. Breezy, with a west southwest wind 15 to 22 mph, with gusts as high as 33 mph.

    Low: 37 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: Mostly sunny, with a high near 58. Windy, with a southwest wind 15 to 25 mph, with gusts as high as 38 mph.

    High: 58 °F

    Mostly Sunny
    and Windy

  • Friday Night

    Friday Night: A 30 percent chance of showers after midnight. Partly cloudy, with a low around 34. West southwest wind 9 to 13 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers before noon. Mostly sunny, with a high near 53. Breezy.

    High: 53 °F

    Chance
    Showers then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of showers before 4am. Partly cloudy, with a low around 40. West southwest wind 5 to 7 mph.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 68. South southwest wind 5 to 11 mph becoming north northeast in the afternoon.
Wednesday Night
A chance of showers and thunderstorms before 9pm, then showers likely and possibly a thunderstorm between 9pm and midnight, then showers likely after midnight. Mostly cloudy, with a low around 43. East northeast wind 7 to 10 mph becoming west southwest in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 50 percent chance of showers. Partly sunny, with a high near 53. Breezy, with a west southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around 37. Breezy, with a west southwest wind 15 to 22 mph, with gusts as high as 33 mph.
Friday
Mostly sunny, with a high near 58. Windy, with a southwest wind 15 to 25 mph, with gusts as high as 38 mph.
Friday Night
A 30 percent chance of showers after midnight. Partly cloudy, with a low around 34. West southwest wind 9 to 13 mph, with gusts as high as 20 mph.
Saturday
A 30 percent chance of showers before noon. Mostly sunny, with a high near 53. Breezy.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Sunny, with a high near 68. Breezy.
Sunday Night
A slight chance of showers. Partly cloudy, with a low around 40. Breezy.
Monday
A chance of showers. Mostly sunny, with a high near 58. Breezy.
Monday Night
A chance of rain and snow showers. Partly cloudy, with a low around 30.
Tuesday
A slight chance of rain and snow showers. Mostly sunny, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Casper WY
 42.83°N 106.34°W (Elev. 5236 ft)
Last Update:
3:33 am MDT Oct 15, 2025
Forecast Valid:
3am MDT Oct 15, 2025-6pm MDT Oct 21, 2025
 
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