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.
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Current Conditions

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8 Miles WSW Cimarron CO

7 Day Forecast

For More Weather Information:

Grand Junction, CO Local Forecast Office

Today

Heavy Rain Chance for Measurable Precipitation 90%

Heavy
Rain

High: 60 °F

Tonight

Heavy Rain Chance for Measurable Precipitation 70%

Heavy
Rain

Low: 49 °F

Wednesday

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

High: 63 °F

Wednesday
Night

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

Low: 49 °F

Thursday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 66 °F

Thursday
Night

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

Low: 50 °F

Friday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 66 °F

Friday
Night

Chance Thunderstorms

Chance
Thunderstorms

Low: 50 °F

Saturday

Slight Chance Thunderstorms

Slight Chc
Thunderstorms

High: 67 °F

Detailed Forecast

  • Today Showers and possibly a thunderstorm, mainly before noon, then showers and thunderstorms likely after noon. Some of the storms could produce heavy rainfall. High near 60. West wind 5 to 10 mph. Chance of precipitation is 90%.
  • Tonight Showers and thunderstorms likely, mainly before 11pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 49. West wind 10 to 15 mph. Chance of precipitation is 70%.
  • Wednesday Showers and thunderstorms likely, mainly after noon. Mostly cloudy, with a high near 63. West wind 5 to 10 mph. Chance of precipitation is 60%.
  • Wednesday Night A 40 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 49. West wind 5 to 15 mph.
  • Thursday A 40 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 66. West northwest wind 5 to 10 mph.
  • Thursday Night A 40 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 50.
  • Friday A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 66.
  • Friday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 50.
  • Saturday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 67.
  • Saturday Night Mostly cloudy, with a low around 51.
  • Sunday A chance of showers and thunderstorms. Partly sunny, with a high near 66.
  • Sunday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 50.
  • Monday A chance of showers and thunderstorms. Partly sunny, with a high near 63.