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

Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. 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

45°F

7°C

Humidity 93%
Wind Speed WNW 9 MPH
Barometer 29.71 in (1006.1 mb)
Dewpoint 43°F (6°C)
Visibility 8.00 mi
Wind Chill40°F (4°C)
Last update 12 Oct 12:35 AM MDT
Extended Forecast for

Casper WYSimilar City Names

High Wind Warning until October 12, 06:00am
Click here for hazard details and duration
High Wind Warning
  •  
    High Wind Warning until October 12, 06:00am

    NOW until 6:00am Mon

    High Wind Warning

  • Overnight

    Low: 44 °F⇑

    Partly Cloudy
    and Windy

  • Columbus Day

    Columbus Day: A 30 percent chance of showers after 3pm. Mostly sunny, with a high near 62. Windy, with a southwest wind 19 to 29 mph becoming northwest 9 to 14 mph in the morning. Winds could gust as high as 40 mph.

    High: 62 °F

    Mostly Sunny
    and Windy
    then Chance
    Showers

  • Monday Night

    Monday Night: Showers and thunderstorms likely, then showers after midnight. Low around 37. East northeast wind 6 to 11 mph becoming light east after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 37 °F

    Showers

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 60. Light and variable wind becoming north northeast 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 60 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Rain showers before 3am, then rain, possibly mixed with snow showers. Some thunder is also possible. Low around 35. Northeast wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 35 °F

    Showers then
    Rain/Snow

  • Wednesday

    Wednesday: Rain and snow showers likely, becoming all rain after noon. Mostly cloudy, with a high near 52. East northeast wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    High: 52 °F

    Rain/Snow
    Likely then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely. Mostly cloudy, with a low around 34. East northeast wind 6 to 8 mph becoming northwest after midnight. Chance of precipitation is 70%.

    Low: 34 °F

    Showers
    Likely

  • Thursday

    Thursday: A 50 percent chance of showers before noon. Mostly sunny, with a high near 53.

    High: 53 °F

    Chance
    Showers then
    Mostly Sunny

Detailed Forecast

Overnight
Partly cloudy, with a temperature rising to around 56 by 5am. Windy, with a north northwest wind 6 to 11 mph becoming southwest 20 to 30 mph. Winds could gust as high as 41 mph.
Columbus Day
A 30 percent chance of showers after 3pm. Mostly sunny, with a high near 62. Windy, with a southwest wind 19 to 29 mph becoming northwest 9 to 14 mph in the morning. Winds could gust as high as 40 mph.
Monday Night
Showers and thunderstorms likely, then showers after midnight. Low around 37. East northeast wind 6 to 11 mph becoming light east after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A 50 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 60. Light and variable wind becoming north northeast 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Rain showers before 3am, then rain, possibly mixed with snow showers. Some thunder is also possible. Low around 35. Northeast wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday
Rain and snow showers likely, becoming all rain after noon. Mostly cloudy, with a high near 52. East northeast wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 34. East northeast wind 6 to 8 mph becoming northwest after midnight. Chance of precipitation is 70%.
Thursday
A 50 percent chance of showers before noon. Mostly sunny, with a high near 53.
Thursday Night
Mostly clear, with a low around 27.
Friday
Sunny, with a high near 62.
Friday Night
Clear, with a low around 34. Breezy.
Saturday
Sunny, with a high near 68. Windy.
Saturday Night
Mostly clear, with a low around 39. Breezy.
Sunday
Sunny, with a high near 69. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Casper WYSimilar City Names
 42.83°N 106.34°W (Elev. 5236 ft)
Last Update:
12:31 am MDT Oct 12, 2026
Forecast Valid:
12am MDT Oct 12, 2026-6pm MDT Oct 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation