 in Somerton. This workshop offers an opportunity to deepen your knowledge about being an arborist and the basics of tree care, including pruning, soils, water, and insects. Information and registration at aztrees.org. No change in our weather on this Independence Day, sunny, hot, and breezy, and an excessive heat warning will continue through the weekend in southwest Arizona. Yuma's high today should be near 113 with 20 mile per hour wind gusts. The low time for Yuma around 84.