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

Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. 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

55°F

13°C

Humidity 71%
Wind Speed NW 5 MPH
Barometer 29.8 in (1009.14 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 11 Oct 01:35 AM MDT
Extended Forecast for

Casper WY

High Wind Watch October 11, 06:00pm until October 12, 06:00am
Click here for hazard details and duration
High Wind Watch

  • Overnight

    Overnight: A 30 percent chance of showers, mainly between 2am and 5am. Mostly cloudy, with a low around 52. Breezy, with a west southwest wind 14 to 22 mph, with gusts as high as 31 mph.

    Low: 52 °F

    Chance
    Showers and
    Breezy

  • Sunday

    Sunday: A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 71. Southwest wind 6 to 13 mph. Chance of precipitation is 60%.

    High: 71 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before midnight, then a slight chance of showers. Partly cloudy, with a low around 47. Windy, with a west southwest wind 9 to 14 mph becoming southwest 20 to 25 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Showers
    Likely then
    Slight Chance
    Showers and
    Windy

  • Columbus Day

    Columbus Day: A 20 percent chance of showers after 5pm. Mostly sunny, with a high near 66. Windy, with a west southwest wind 25 to 30 mph becoming west northwest 11 to 16 mph in the afternoon. Winds could gust as high as 41 mph.

    High: 66 °F

    Mostly Sunny
    and Windy
    then Slight
    Chance
    Showers and
    Breezy

  • Monday Night

    Monday Night: Showers likely. Mostly cloudy, with a low around 36. North wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 60%.

    Low: 36 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, mainly after noon. Partly sunny, with a high near 64. Calm wind becoming north 5 to 9 mph in the afternoon. Chance of precipitation is 60%.

    High: 64 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 34. Northeast wind around 9 mph. Chance of precipitation is 80%.

    Low: 34 °F

    Showers

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after noon. High near 54. Chance of precipitation is 80%.

    High: 54 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely. Mostly cloudy, with a low around 32. Chance of precipitation is 70%.

    Low: 32 °F

    Showers
    Likely

Detailed Forecast

Overnight
A 30 percent chance of showers, mainly between 2am and 5am. Mostly cloudy, with a low around 52. Breezy, with a west southwest wind 14 to 22 mph, with gusts as high as 31 mph.
Sunday
A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 71. Southwest wind 6 to 13 mph. Chance of precipitation is 60%.
Sunday Night
Showers and thunderstorms likely before midnight, then a slight chance of showers. Partly cloudy, with a low around 47. Windy, with a west southwest wind 9 to 14 mph becoming southwest 20 to 25 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Columbus Day
A 20 percent chance of showers after 5pm. Mostly sunny, with a high near 66. Windy, with a west southwest wind 25 to 30 mph becoming west northwest 11 to 16 mph in the afternoon. Winds could gust as high as 41 mph.
Monday Night
Showers likely. Mostly cloudy, with a low around 36. North wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 60%.
Tuesday
Showers likely, mainly after noon. Partly sunny, with a high near 64. Calm wind becoming north 5 to 9 mph in the afternoon. Chance of precipitation is 60%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 34. Northeast wind around 9 mph. Chance of precipitation is 80%.
Wednesday
Showers, with thunderstorms also possible after noon. High near 54. Chance of precipitation is 80%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 32. Chance of precipitation is 70%.
Thursday
A 50 percent chance of showers. Partly sunny, with a high near 55.
Thursday Night
A slight chance of rain and snow showers. Mostly cloudy, with a low around 28.
Friday
Sunny, with a high near 58.
Friday Night
Mostly clear, with a low around 31.
Saturday
Sunny, with a high near 68. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Casper WY
 42.85°N 106.31°W (Elev. 5151 ft)
Last Update:
12:32 am MDT Oct 11, 2026
Forecast Valid:
1am MDT Oct 11, 2026-6pm MDT Oct 17, 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