TUCSON, Ariz. (KGUN) — The heat builds as we go into Wednesday, but slightly cooler temperatures are on the way as some moisture arrives for the end of the week.
Wednesday, Tucson’s high temperature will reach 105° before dropping back into the low 100s to finish the week.
Moisture increases Thursday and will bring a slight chance of thunderstorms late in the day, mainly to the southwest and west of Tucson…