Hot, sticky Monday with highs near 106°F and late‑day storm chances; heat indices may top 110°F midweek. Find cooling centers and safety tips here.

State health officials warned Saturday that people who touched suspicious water should rinse off and watch for nausea, rashes or dizziness as agencies investigate possible algal blooms.

Phoenix soars to about 108°F Sunday with heat index over 110°F. Afternoon storms may bring gusty winds and brief downpours.