Arizona Braces for Weekend Rainfall, Potential Thunderstorms
Tropical moisture is forecast to bring rain to Arizona starting Sunday afternoon, with increased chances on Monday and Tuesday. While Eastern Arizona is expected to see the heaviest rainfall, the Phoenix Valley will also experience precipitation, prompting a First Alert…

Phoenix, AZ, September 26, 2026 —
Arizona is anticipating a shift in weather patterns as tropical moisture moves into the region, bringing a forecast of rain beginning Sunday afternoon. The chances for precipitation are expected to increase significantly on Monday and Tuesday.
Forecasters indicate that Eastern Arizona is likely to receive the heaviest amounts of rainfall associated with this weather system. However, the Phoenix Valley is also projected to experience precipitation during this period.
In response to the anticipated weather, a First Alert has been issued for the Phoenix Valley, highlighting the potential for thunderstorms on both Monday and Tuesday. Residents are advised to monitor weather updates as the situation develops.
Story summarized from the original created by Paul Horton on www.azfamily.com, see more information here.
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