Autumn Temperatures for Eastern Third of the Country; Developing Offshore Coastal Storm

Cooler and less humid conditions for most of the eastern third of the nation as high pressure dominates the weather pattern. Otherwise, rather tranquil weather for most of the nation for the end of the weekend into the start of this week. We continue to monitor a developing coastal storm offshore of the Carolinas; Coastal flooding and beach erosion possible along portions of the Mid-Atlantic. 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 36%
Wind Speed SW 13 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 18 Oct 09:53 AM MDT
Extended Forecast for

Arminto WY

  • Today

    Today: Sunny, with a high near 57. East wind 5 to 10 mph.

    High: 57 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 36. East northeast wind 5 to 10 mph.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 62. North northeast wind 5 to 11 mph becoming south in the morning. Winds could gust as high as 23 mph.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 41. South southwest wind 5 to 9 mph.

    Low: 41 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 61. West southwest wind 7 to 13 mph, with gusts as high as 23 mph.

    High: 61 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 41. West wind around 6 mph becoming east in the evening.

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63. East wind 6 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 68. Breezy.

    High: 68 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

Detailed Forecast

Today
Sunny, with a high near 57. East wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 36. East northeast wind 5 to 10 mph.
Monday
Sunny, with a high near 62. North northeast wind 5 to 11 mph becoming south in the morning. Winds could gust as high as 23 mph.
Monday Night
Clear, with a low around 41. South southwest wind 5 to 9 mph.
Tuesday
Sunny, with a high near 61. West southwest wind 7 to 13 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly clear, with a low around 41. West wind around 6 mph becoming east in the evening.
Wednesday
Sunny, with a high near 63. East wind 6 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
Mostly sunny, with a high near 68. Breezy.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 45.
Friday
A chance of showers. Partly sunny, with a high near 64. Breezy.
Friday Night
A chance of showers. Mostly cloudy, with a low around 38. Breezy.
Saturday
A chance of showers. Mostly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
Arminto WY
 43.19°N 107.24°W (Elev. 6165 ft)
9:17 am MDT Oct 18, 2026
10am MDT Oct 18, 2026-6pm MDT Oct 24, 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