A lightning bolt hits in the valley as an afternoon monsoon storm rolls over east central Tucson, Ariz., July 22, 2022.

Shower and thunderstorm activity is expected to increase this weekend for southeastern Arizona, bringing heavier rainfall amounts and risks of flash flooding.

Due to a push of moisture this weekend, Tucson is expected to see temperatures drop and thunderstorm chances increase, the NWS said. The storms will also be capable of dangerous lightening, damaging wind, flash flooding and blowing dust, NWS said.

According to the NWS, there are also better chances of overnight activity once we get into a moister environment as opposed to just our typical afternoon storms.

Heavy rain in Tucson isn’t expected to stop after this weekend. The NWS predicts that rain activity will continue into the early parts of next week as well.

The National Weather Service issued a severe thunderstorm warning Sunday afternoon for Pima and Cochise counties. Monsoon activity may continue in Tucson in the coming days following a wet weekend: http://tucne.ws/1kzz. Video courtesy of UA Hydrology and Atmospheric Sciences.


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Jamie Donnelly covers breaking news for the Arizona Daily Star. Contact her via e-mail at jdonnelly@tucson.com