Dangerous, Heat Wave Persists in the Eastern U.S.; Severe Weather Expected in the Central Plains and Mid-Atlantic

A prolonged, dangerous heat wave will persist through the Independence Day weekend across the Ohio Valley, Mid-South, and East Coast. Severe thunderstorms are expected to produce damaging wind gusts from the Upper Ohio Valley into the Mid Atlantic, and across the central Great Plains this afternoon and evening. Large hail and heavy rain is also possible across the Great Plains. 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 50%
Wind Speed SW 4 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 04 Jul 01:35 AM MDT
Extended Forecast for

8 Miles N Arminto WY

  • Overnight

    Overnight: Mostly clear, with a low around 54. West northwest wind 7 to 10 mph becoming north.

    Low: 54 °F

    Mostly Clear

  • Independence Day

    Independence Day: Patchy smoke after 5pm. Sunny, with a high near 81. West southwest wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 81 °F

    Sunny then
    Patchy Smoke

  • Saturday Night

    Saturday Night: Patchy smoke before 7pm. Mostly clear, with a low around 57. West wind 5 to 11 mph becoming east northeast in the evening.

    Low: 57 °F

    Patchy Smoke
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 85. Northwest wind 6 to 13 mph becoming west southwest in the morning. Winds could gust as high as 20 mph.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60. West wind 7 to 10 mph becoming north northeast after midnight.

    Low: 60 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 83. Breezy, with a north northeast wind 6 to 11 mph becoming east 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 83 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 58. Windy, with an east northeast wind 21 to 26 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 37 mph.

    Low: 58 °F

    Mostly Cloudy
    and Windy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 83. Breezy.

    High: 83 °F

    Partly Sunny
    then Slight
    Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 56.

    Low: 56 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 54. West northwest wind 7 to 10 mph becoming north.
Independence Day
Patchy smoke after 5pm. Sunny, with a high near 81. West southwest wind 6 to 13 mph, with gusts as high as 20 mph.
Saturday Night
Patchy smoke before 7pm. Mostly clear, with a low around 57. West wind 5 to 11 mph becoming east northeast in the evening.
Sunday
Sunny, with a high near 85. Northwest wind 6 to 13 mph becoming west southwest in the morning. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 60. West wind 7 to 10 mph becoming north northeast after midnight.
Monday
Mostly sunny, with a high near 83. Breezy, with a north northeast wind 6 to 11 mph becoming east 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.
Monday Night
Mostly cloudy, with a low around 58. Windy, with an east northeast wind 21 to 26 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 37 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 83. Breezy.
Tuesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 56.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 83.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
Sunny, with a high near 85. Breezy.
Thursday Night
Mostly clear, with a low around 57.
Friday
Sunny, with a high near 86. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles N Arminto WY
 43.29°N 107.28°W (Elev. 6719 ft)
12:47 am MDT Jul 4, 2026
1am MDT Jul 4, 2026-6pm MDT Jul 10, 2026
 
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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