May 1, 2018 4:30 am AM Forecast: First of May Showers May showers are in store for Southern California on the first day of the month with even a chance of snow through the San Gabriel mountains. Shanna Mendiola has your First Alert Forecast on Tuesday, May 1, 2018. US & World Videos 2:38 Why USC wants foreign students to return to campus by Jan. 13 2:36 Canyon Crest Fire spreads in Riverside County 1:37 Dodgers players answer how they can win the World Series against the Yankees 4:52 Southern California man with silicosis awarded $52M 2:39 Future Olympic gymnasts root for Team USA from Long Beach