FIRST ALERT FORECAST: We have some big changes heading our way!

TUCSON, Ariz. (KOLD News 13) -Tropical moisture coupled with an upper-level low pressure system is going to bring widespread rain to southern Arizona by next week!

TONIGHT: Partly cloudy with overnight lows in the upper-60s.

TOMORROW: Mainly sunny with highs in the lower 90s. 10% chance of and isolated storm/shower.

MONDAY: Action Day! Widespread to scattered showers due to tropical moisture (50%). Highs in the upper-80s.

TUESDAY: Action Day! Highs in the mid-80s. 50% chance for rain!

WEDNESDAY: Partly cloudy skies with highs in the upper-80s. 30% chance for showers.

THURSDAY: Mostly sunny with highs in the upper 80s and a 30% chance for showers.

FRIDAY: Sunny skies with highs in the upper 80s.

SATURDAY: Sunny with highs in the lower-90s.

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