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 >

Current conditions at

Casper, Natrona County International Airport (KCPR)

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

Overcast

52°F

11°C

Humidity 62%
Wind Speed N 4 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 12 Oct 02:55 PM MDT
Extended Forecast for

Powder River WY

  • Columbus Day

    Columbus Day: Showers likely, mainly after 5pm. Patchy fog. Otherwise, mostly cloudy, with a high near 45. Northeast wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

    High: 45 °F

    Showers
    Likely and
    Patchy Fog

  • Tonight

    Tonight: Showers, mainly before 2am. Patchy fog before 10pm. Low around 39. East northeast wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: A slight chance of showers before 7am, then a chance of showers after 3pm. Mostly cloudy, with a high near 57. North northeast wind 5 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    High: 57 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Rain showers before 3am, then rain, possibly mixed with snow showers. Low around 33. Breezy, with a northeast wind 13 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 33 °F

    Breezy.
    Showers
    Likely then
    Rain/Snow

  • Wednesday

    Wednesday: Showers likely, mainly before noon. Cloudy, with a high near 51. Northeast wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely. Mostly cloudy, with a low around 35. Northeast wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.

    Low: 35 °F

    Showers
    Likely

  • Thursday

    Thursday: A 30 percent chance of showers before noon. Mostly sunny, with a high near 52. North northeast wind 10 to 14 mph, with gusts as high as 26 mph.

    High: 52 °F

    Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

Detailed Forecast

Columbus Day
Showers likely, mainly after 5pm. Patchy fog. Otherwise, mostly cloudy, with a high near 45. Northeast wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Tonight
Showers, mainly before 2am. Patchy fog before 10pm. Low around 39. East northeast wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
A slight chance of showers before 7am, then a chance of showers after 3pm. Mostly cloudy, with a high near 57. North northeast wind 5 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Tuesday Night
Rain showers before 3am, then rain, possibly mixed with snow showers. Low around 33. Breezy, with a northeast wind 13 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday
Showers likely, mainly before noon. Cloudy, with a high near 51. Northeast wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 35. Northeast wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Thursday
A 30 percent chance of showers before noon. Mostly sunny, with a high near 52. North northeast wind 10 to 14 mph, with gusts as high as 26 mph.
Thursday Night
Mostly clear, with a low around 25.
Friday
Sunny, with a high near 60.
Friday Night
Clear, with a low around 33.
Saturday
Sunny, with a high near 69. Breezy.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Powder River WY
 43.03°N 106.98°W (Elev. 5778 ft)
Last Update:
2:02 pm MDT Oct 12, 2026
Forecast Valid:
3pm MDT Oct 12, 2026-6pm MDT Oct 18, 2026
 
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