National Weather Service United States Department of Commerce

A stalled frontal boundary and ample monsoonal moisture will lead to flash flood potential from the Great Basin to the Great Plains tonight and Tuesday

A stalled frontal boundary will set up along the southern and central Rockies for the next couple of days providing focus for showers and thunderstorms. In addition, ample monsoonal moisture will stream in across the southwest bringing enough moisture to introduce a flash flood threat from the Great Basin and Southwest eastward across the central and southern Rockies into the adjacent Plains.
Read More...

Current Conditions

En Español

Share |

Cheyenne WY

7 Day Forecast

For More Weather Information:

Cheyenne, WY Local Forecast Office

Today

Heavy Rain Chance for Measurable Precipitation 70%

Heavy
Rain

High: 74 °F

Tonight

Heavy Rain Chance for Measurable Precipitation 70%

Heavy
Rain

Low: 55 °F

Wednesday

Scattered Thunderstorms Chance for Measurable Precipitation 50%

Scattered
Thunderstorms

High: 66 °F

Wednesday
Night

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

Low: 51 °F

Thursday

Mostly Sunny

Mostly
Sunny

High: 75 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 53 °F

Friday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 77 °F

Friday
Night

Slight Chance Thunderstorms

Slight Chc
Thunderstorms

Low: 55 °F

Saturday

Slight Chance Thunderstorms

Slight Chc
Thunderstorms

High: 78 °F

Detailed Forecast

  • Today Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Some of the storms could produce heavy rain. Cloudy, with a high near 74. West southwest wind 5 to 15 mph becoming east northeast in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
  • Tonight Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 55. East northeast wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
  • Wednesday Scattered showers, with thunderstorms also possible after noon. Partly sunny, with a high near 66. Northeast wind 5 to 10 mph becoming south southwest in the afternoon. Chance of precipitation is 50%.
  • Wednesday Night Isolated showers and thunderstorms before midnight. Partly cloudy, with a low around 51. Southwest wind around 5 mph. Chance of precipitation is 20%.
  • Thursday Mostly sunny, with a high near 75. West wind 5 to 10 mph becoming south southeast in the afternoon.
  • Thursday Night Partly cloudy, with a low around 53.
  • Friday A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77.
  • Friday Night A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
  • Saturday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 78.
  • Saturday Night Partly cloudy, with a low around 55.
  • Sunday Mostly sunny, with a high near 80.
  • Sunday Night A slight 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 76.