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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4 Miles SE Mount Lemmon AZ

7 Day Forecast

For More Weather Information:

Tucson, AZ Local Forecast Office

Tonight

Scattered Thunderstorms Chance for Measurable Precipitation 40%

Scattered
Thunderstorms

Low: 59 °F

Tuesday

Scattered Thunderstorms Chance for Measurable Precipitation 30%

Scattered
Thunderstorms

High: 82 °F

Tuesday
Night

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

Low: 60 °F

Wednesday

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

High: 86 °F

Wednesday
Night

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

Low: 59 °F

Thursday

Scattered Thunderstorms Chance for Measurable Precipitation 30%

Scattered
Thunderstorms

High: 83 °F

Thursday
Night

Scattered Thunderstorms Chance for Measurable Precipitation 30%

Scattered
Thunderstorms

Low: 60 °F

Friday

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

High: 82 °F

Friday
Night

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

Low: 60 °F

Detailed Forecast

  • Tonight Scattered showers and thunderstorms, mainly before 11pm. Partly cloudy, with a low around 59. Northwest wind around 6 mph becoming southwest after midnight. Chance of precipitation is 40%.
  • Tuesday Scattered showers and thunderstorms, mainly after 11am. Partly sunny, with a high near 82. North wind 5 to 10 mph becoming west northwest in the afternoon. Chance of precipitation is 30%.
  • Tuesday Night Isolated showers and thunderstorms before 11pm. Partly cloudy, with a low around 60. North wind 8 to 11 mph. Chance of precipitation is 20%.
  • Wednesday Isolated showers and thunderstorms after 11am. Mostly sunny, with a high near 86. North wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
  • Wednesday Night Isolated showers and thunderstorms. Partly cloudy, with a low around 59. North wind 8 to 11 mph. Chance of precipitation is 20%.
  • Thursday Scattered showers and thunderstorms, mainly after 11am. Mostly sunny, with a high near 83. Chance of precipitation is 30%.
  • Thursday Night Scattered showers and thunderstorms before 11pm. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
  • Friday A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
  • Friday Night A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
  • Saturday A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
  • Saturday Night A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
  • Sunday A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
  • Sunday Night A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
  • Monday A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.