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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Tucson AZ

7 Day Forecast

For More Weather Information:

Tucson, AZ Local Forecast Office

Tonight

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

Low: 75 °F

Tuesday

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

High: 98 °F

Tuesday
Night

Isolated Thunderstorms Chance for Measurable Precipitation 10%

Isolated
Thunderstorms

Low: 77 °F

Wednesday

Mostly Sunny

Mostly
Sunny

High: 102 °F

Wednesday
Night

Isolated Thunderstorms Chance for Measurable Precipitation 10%

Isolated
Thunderstorms

Low: 76 °F

Thursday

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

High: 100 °F

Thursday
Night

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

Low: 77 °F

Friday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 99 °F

Friday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 76 °F

Detailed Forecast

  • Tonight Isolated showers and thunderstorms before 11pm. Partly cloudy, with a low around 75. North wind around 8 mph. Chance of precipitation is 20%.
  • Tuesday Isolated showers and thunderstorms after 11am. Mostly sunny, with a high near 98. Southeast wind 6 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 20%.
  • Tuesday Night Isolated showers and thunderstorms before 11pm. Partly cloudy, with a low around 77. Northwest wind 6 to 10 mph becoming southeast after midnight. Chance of precipitation is 10%.
  • Wednesday Mostly sunny, with a high near 102. Southwest wind 7 to 10 mph becoming west northwest in the afternoon.
  • Wednesday Night Isolated showers and thunderstorms before 11pm. Partly cloudy, with a low around 76. North wind 6 to 9 mph. Chance of precipitation is 10%.
  • Thursday Isolated showers and thunderstorms after 11am. Mostly sunny, with a high near 100. Chance of precipitation is 20%.
  • Thursday Night Isolated showers and thunderstorms before 11pm. Partly cloudy, with a low around 77. Chance of precipitation is 20%.
  • Friday A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 99.
  • Friday Night A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.
  • Saturday A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 98.
  • Saturday Night A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76.
  • Sunday A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 96.
  • Sunday Night A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
  • Monday A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 97.