PHOENIX (AZFamily) — Today will stay tranquil across the Valley with partly cloudy skies and a high near 86. High clouds will continue to thicken at times, but dry conditions are expected to hold.
Thursday stays warm and mostly dry with partly cloudy skies. Expect a morning low in the low 60s and an afternoon high near 87. Low-level moisture will start to increase late in the day ahead of a major pattern change.
Rain chances increase sharply Friday as showers and thunderstorms develop, especially by sunrise and through the afternoon. Highs drop to near 76 with a morning low in the upper 60s. Rainfall could be moderate to heavy at times, with embedded thunderstorms capable of producing brief, intense downpours. Minor flooding of washes and low water crossings will be possible…