Overview
- Strong monsoon storms on Sunday night produced extreme gusts as high as 84 mph and prompted a National Weather Service destructive severe thunderstorm warning.
- The storms knocked down trees, snapped utility poles and caused flash flooding across the West Valley with APS saying 42 poles fell in the event.
- Outages jumped into the tens of thousands as the storms passed and fell to a few thousand by Monday morning, with APS reporting 4,549 customers without power (4,464 storm-related) and SRP near 3,000 customers still out.
- Rainfall varied across the West Valley from about 0.1 inch to nearly 2 inches, with the highest totals measured along the I-10 corridor in Buckeye.
- Crews are working to restore service through the day while officials warn of continued storm risks that could worsen infrastructure strain after an extended 18-day extreme-heat spell for Phoenix.