7-Day Forecast 42.85°N 106.31°W (Text-Only)
NWS Forecast for: Casper WY
Issued by: National Weather Service Riverton, WY
Last Update: 12:28 pm MDT Jun 23, 2025


This Afternoon: Sunny, with a high near 75. East wind 6 to 10 mph.

Tonight: Mostly clear, with a low around 50. East southeast wind 5 to 11 mph becoming northwest after midnight.

Tuesday: Scattered showers and thunderstorms, mainly after 1pm. Some of the storms could be severe. Sunny, with a high near 83. Breezy, with a west wind 5 to 10 mph becoming east northeast 12 to 17 mph in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 30%.

Tuesday Night: Isolated showers and thunderstorms before midnight, then isolated showers between midnight and 1am. Some of the storms could be severe. Partly cloudy, with a low around 52. Breezy, with an east northeast wind 16 to 21 mph becoming west northwest 6 to 11 mph after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 20%.

Wednesday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84. Light and variable wind becoming north northwest 5 to 9 mph in the morning.

Wednesday Night: Partly cloudy, with a low around 51. North northwest wind 5 to 9 mph becoming light and variable after midnight.

Thursday: Sunny, with a high near 88. Light southwest wind becoming west 5 to 9 mph in the morning.

Thursday Night: Mostly clear, with a low around 55.

Friday: Mostly sunny, with a high near 93.

Friday Night: Partly cloudy, with a low around 55.

Saturday: Mostly sunny, with a high near 93.

Saturday Night: Partly cloudy, with a low around 53.

Sunday: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 85.



Casper WY
 42.85°N 106.31°W (Elev. 5151 ft)

Visit your local NWS office at: https://www.weather.gov/riw