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

Weekend Preview: Monsoon Flood Threat and Heat In A Few Locations

This weekend will be busy with a few weather hazards across the U.S. Increasing monsoonal moisture will result in heavy rain and thunderstorms with the potential for flash flooding and debris flows near vulnerable burn scars in the Southwest, Great Basin and parts of the Rockies. Also, summer heat with excessive warnings and advisories will persist in the South and return in the Northwest. Read More >

Hazardous Weather Conditions

Current conditions at

Casper, Natrona County International Airport (KCPR)

Lat: 42.8975°NLon: 106.47306°WElev: 5348ft.

Rain

70°F

21°C

Humidity 64%
Wind Speed N 17 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 57°F (14°C)
Visibility 6.00 mi
Last update 30 Jul 06:20 PM MDT
Extended Forecast for

Casper WY

Flood Advisory until July 30, 08:30pm
Click here for hazard details and duration
...
  •  
    Flood Advisory until July 30, 08:30pm

    NOW until
    8:30pm Fri

    Flood Advisory

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly between 3am and 4am. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 61. Breezy, with a north northwest wind 15 to 20 mph becoming light and variable. Winds could gust as high as 25 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Heavy Rain
    and Breezy
    then Heavy
    Rain

    Low: 61 °F

  • Saturday

    Saturday: A 20 percent chance of showers before 9am. Partly sunny, with a high near 81. Breezy, with a light and variable wind becoming east 10 to 15 mph in the morning. Winds could gust as high as 22 mph.

    Slight Chance
    Showers then
    Mostly Sunny
    and Breezy

    High: 81 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 57. Breezy, with an east southeast wind 6 to 15 mph becoming west northwest in the evening. Winds could gust as high as 20 mph.

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

    Low: 57 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 85. East wind 5 to 14 mph, with gusts as high as 20 mph.

    Mostly Sunny

    High: 85 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 58. East wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.

    Partly Cloudy

    Low: 58 °F

  • Monday

    Monday: A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Some of the storms could produce heavy rain. Mostly sunny, with a high near 88. Calm wind becoming east 5 to 7 mph in the afternoon. Chance of precipitation is 30%.

    Mostly Sunny
    then Heavy
    Rain

    High: 88 °F

  • Monday
    Night

    Monday Night: A 40 percent chance of showers and thunderstorms before midnight. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 60. East wind around 8 mph becoming south southwest after midnight.

    Heavy Rain
    then Mostly
    Cloudy

    Low: 60 °F

  • Tuesday

    Tuesday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Some of the storms could produce heavy rain. Partly sunny, with a high near 84. Chance of precipitation is 60%.

    Slight Chance
    Showers then
    Heavy Rain

    High: 84 °F

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly between 3am and 4am. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 61. Breezy, with a north northwest wind 15 to 20 mph becoming light and variable. Winds could gust as high as 25 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A 20 percent chance of showers before 9am. Partly sunny, with a high near 81. Breezy, with a light and variable wind becoming east 10 to 15 mph in the morning. Winds could gust as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 57. Breezy, with an east southeast wind 6 to 15 mph becoming west northwest in the evening. Winds could gust as high as 20 mph.
Sunday
Mostly sunny, with a high near 85. East wind 5 to 14 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 58. East wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Monday
A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Some of the storms could produce heavy rain. Mostly sunny, with a high near 88. Calm wind becoming east 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
Monday Night
A 40 percent chance of showers and thunderstorms before midnight. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 60. East wind around 8 mph becoming south southwest after midnight.
Tuesday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Some of the storms could produce heavy rain. Partly sunny, with a high near 84. Chance of precipitation is 60%.
Tuesday Night
A 40 percent chance of showers and thunderstorms before midnight. Some of the storms could produce heavy rain. Partly cloudy, with a low around 58.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Some of the storms could produce heavy rain. Sunny, with a high near 86.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
A slight chance of showers and thunderstorms. Some of the storms could produce heavy rain. Sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 57.
Friday
Sunny, with a high near 88.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Casper WY
 42.83°N 106.34°W (Elev. 5236 ft)
Last Update:
5:28 pm MDT Jul 30, 2021
Forecast Valid:
6pm MDT Jul 30, 2021-6pm MDT Aug 6, 2021
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation