Phoenix is bracing for a rare early June rainfall, with remnants of Tropical Storm Alvin expected to bring much-needed moisture to the Desert Southwest. The weekend weather forecast indicates chances of showers and thunderstorms, with significant rainfall potentially reaching record levels. As locals prepare for the expected cool-down following a week of warm temperatures, the entire metro area is alerted to a First Alert Action Day due to the high likelihood of storms. This weather shift has sparked interest among residents, especially as June typically sees dry conditions. Rain may start as early as Sunday afternoon, bringing welcome relief from the heat.