National Weather Service United States Department of Commerce

Heavy rain possible for the northern Rockies & Plains; severe storms for the Northern Plains

An unseasonably strong storm system in the northwest U.S. will bring showers and thunderstorms, with locally heavy rainfall, to the northern Rockies and northern Plains. Isolated flash floods will be possible in these areas. Some storms could become severe in parts of the Dakotas into Minnesota, with large hail and damaging winds. In addition, temperatures will be 10 to 20 degrees below average.
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Hazardous Weather Conditions

Current Conditions

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12 Miles WNW Centennial WY

7 Day Forecast

For More Weather Information:

Cheyenne, WY Local Forecast Office

Today

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

High: 49 °F

Tonight

Chance Rain/Snow Chance for Measurable Precipitation 50%

Chance
Rain/Snow

Low: 33 °F

Sunday

Breezy

Breezy

High: 52 °F

Sunday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 41 °F

Monday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 55 °F

Monday
Night

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

Low: 37 °F

Tuesday

Chance Showers Chance for Measurable Precipitation 50%

Chance
Showers

High: 57 °F

Tuesday
Night

Chance Rain/Snow

Chance
Rain/Snow

Low: 36 °F

Wednesday

Chance Showers

Chance
Showers

High: 57 °F

Detailed Forecast

  • Today Showers likely, with thunderstorms also possible after noon. Cloudy, with a high near 49. Breezy, with a west southwest wind 15 to 25 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Tonight Scattered rain showers before 9pm, then scattered rain and snow showers between 9pm and midnight, then a slight chance of snow showers after midnight. Some thunder is also possible. Mostly cloudy, with a low around 33. Breezy, with a west wind 20 to 25 mph. Chance of precipitation is 50%.
  • Sunday Partly sunny, with a high near 52. Breezy, with a west southwest wind 20 to 25 mph.
  • Sunday Night A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 41. Breezy, with a south southwest wind 10 to 20 mph. Chance of precipitation is 20%.
  • Monday A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 55. Southwest wind around 15 mph. Chance of precipitation is 40%.
  • Monday Night A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 37.
  • Tuesday A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 57. Chance of precipitation is 50%.
  • Tuesday Night A chance of rain and snow showers. Some thunder is also possible. Mostly cloudy, with a low around 36.
  • Wednesday A chance of showers and thunderstorms. Partly sunny, with a high near 57.
  • Wednesday Night Mostly clear, with a low around 38.
  • Thursday Sunny, with a high near 62.
  • Thursday Night Mostly clear, with a low around 41.
  • Friday Sunny, with a high near 63.