Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Casper, Natrona County International Airport (KCPR)

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

Clear

57°F

14°C

Humidity 82%
Wind Speed SSW 3 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 18 Aug 02:35 AM MDT
Extended Forecast for

Natrona WY

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 57. West wind 3 to 5 mph.

    Low: 57 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers before 1pm, then a slight chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 80. Light west wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 25 mph.  Chance of precipitation is 30%.

    High: 80 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 4am, then a chance of showers between 4am and 5am.  Cloudy, then gradually becoming partly cloudy, with a low around 51. West wind 5 to 11 mph becoming northeast after midnight. Winds could gust as high as 21 mph.  Chance of precipitation is 30%.

    Low: 51 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 84. Breezy, with a west southwest wind 7 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph.

    High: 84 °F

    Sunny then
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53. Northwest wind 5 to 9 mph becoming light and variable  after midnight. Winds could gust as high as 20 mph.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 90. Light west southwest wind becoming west northwest 6 to 11 mph in the morning. Winds could gust as high as 23 mph.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57. Northwest wind 5 to 10 mph becoming light west  after midnight. Winds could gust as high as 21 mph.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 57. West wind 3 to 5 mph.
Tuesday
A chance of showers before 1pm, then a slight chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 80. Light west wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms before 4am, then a chance of showers between 4am and 5am. Cloudy, then gradually becoming partly cloudy, with a low around 51. West wind 5 to 11 mph becoming northeast after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 84. Breezy, with a west southwest wind 7 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph.
Wednesday Night
Mostly clear, with a low around 53. Northwest wind 5 to 9 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 90. Light west southwest wind becoming west northwest 6 to 11 mph in the morning. Winds could gust as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 57. Northwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 21 mph.
Friday
Sunny, with a high near 92.
Friday Night
Partly cloudy, with a low around 60.
Saturday
A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 91.
Saturday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Natrona WY
 43.04°N 106.81°W (Elev. 5610 ft)
1:02 am MDT Aug 18, 2026
2am MDT Aug 18, 2026-6pm MDT Aug 24, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database