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Flooding Risks from Tropical Moisture Across the Intermountain West and East Coast

Tropical moisture from Isaias and Rachel will impact portions of the Intermountain West and East Coast states. Flooding, gusty winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, record warmth will spread northward across the Mississippi Valley the next few days. Looking for snow, the first winter storm of the season is underway across the northern Rockies. Read More >

Hazardous Weather Conditions

Current conditions at

Casper, Natrona County International Airport (KCPR)

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

Rain

59°F

15°C

Humidity 58%
Wind Speed ESE 8 MPH
Barometer 29.74 in (1007.11 mb)
Dewpoint 44°F (7°C)
Visibility 8.00 mi
Last update 11 Oct 02:55 PM MDT
Extended Forecast for

Casper WY

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

  • This Afternoon

    High: 68 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely before 9pm, then a slight chance of showers between 9pm and 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 51. Breezy, with a south southeast wind 5 to 10 mph becoming southwest 18 to 23 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 60%.

    Low: 51 °F

    Breezy.
    Showers
    Likely then
    Partly Cloudy

  • Columbus Day

    Columbus Day: A 30 percent chance of showers, mainly after 3pm. Mostly sunny, with a high near 64. Breezy, with a southwest wind 17 to 22 mph becoming northwest 9 to 14 mph in the afternoon. Winds could gust as high as 36 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Mostly Sunny
    and Breezy
    then Chance
    Showers

  • Monday Night

    Monday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 36. Northeast wind 5 to 9 mph becoming light and variable after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 36 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, with thunderstorms also possible after 3pm. Mostly sunny, with a high near 62. Light and variable wind becoming northeast 5 to 10 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 34. Northeast wind around 11 mph. Chance of precipitation is 90%.

    Low: 34 °F

    Showers

  • Wednesday

    Wednesday: Showers. High near 52. Northeast wind 7 to 11 mph. Chance of precipitation is 80%.

    High: 52 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely. Mostly cloudy, with a low around 33. Chance of precipitation is 60%.

    Low: 33 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 68. South southwest wind 6 to 8 mph. Chance of precipitation is 60%.
Tonight
Showers and thunderstorms likely before 9pm, then a slight chance of showers between 9pm and 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 51. Breezy, with a south southeast wind 5 to 10 mph becoming southwest 18 to 23 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 60%.
Columbus Day
A 30 percent chance of showers, mainly after 3pm. Mostly sunny, with a high near 64. Breezy, with a southwest wind 17 to 22 mph becoming northwest 9 to 14 mph in the afternoon. Winds could gust as high as 36 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 36. Northeast wind 5 to 9 mph becoming light and variable after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Showers likely, with thunderstorms also possible after 3pm. Mostly sunny, with a high near 62. Light and variable wind becoming northeast 5 to 10 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and possibly a thunderstorm. Low around 34. Northeast wind around 11 mph. Chance of precipitation is 90%.
Wednesday
Showers. High near 52. Northeast wind 7 to 11 mph. Chance of precipitation is 80%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 33. Chance of precipitation is 60%.
Thursday
A 40 percent chance of showers. Mostly sunny, with a high near 55.
Thursday Night
Mostly clear, with a low around 28.
Friday
Sunny, with a high near 61.
Friday Night
Clear, with a low around 33.
Saturday
Sunny, with a high near 70. Windy.
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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:
2:49 pm MDT Oct 11, 2026
Forecast Valid:
3pm 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