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Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Hazardous Weather Conditions

Current conditions at

Casper, Natrona County International Airport (KCPR)

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

Clear

84°F

29°C

Humidity 20%
Wind Speed W 12 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 17 Aug 05:35 PM MDT
Extended Forecast for

9 Miles SSW Mountain View WY

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. Northwest wind around 10 mph.

    High: 84 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 60. West northwest wind 9 to 14 mph becoming light and variable. Winds could gust as high as 22 mph.

    Low: 60 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 90. South wind 7 to 10 mph becoming northwest in the afternoon.

    High: 90 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56. Northwest wind around 7 mph becoming southeast after midnight.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95. Light and variable wind becoming southeast 5 to 7 mph in the afternoon.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60. East wind 7 to 14 mph becoming south after midnight. Winds could gust as high as 23 mph.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 97. Southwest wind 7 to 9 mph.

    High: 97 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: A 10 percent chance of showers and thunderstorms after noon. Sunny, with a high near 91.

    High: 91 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. Northwest wind around 10 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 60. West northwest wind 9 to 14 mph becoming light and variable. Winds could gust as high as 22 mph.
Monday
Sunny, with a high near 90. South wind 7 to 10 mph becoming northwest in the afternoon.
Monday Night
Mostly clear, with a low around 56. Northwest wind around 7 mph becoming southeast after midnight.
Tuesday
Sunny, with a high near 95. Light and variable wind becoming southeast 5 to 7 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 60. East wind 7 to 14 mph becoming south after midnight. Winds could gust as high as 23 mph.
Wednesday
Sunny and hot, with a high near 97. Southwest wind 7 to 9 mph.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
A 10 percent chance of showers and thunderstorms after noon. Sunny, with a high near 91.
Thursday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 58.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 54.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 54.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SSW Mountain View WY
 42.77°N 106.54°W (Elev. 5210 ft)
Last Update:
5:13 pm MDT Aug 17, 2025
Forecast Valid:
5pm MDT Aug 17, 2025-6pm MDT Aug 24, 2025
 
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