Pleasanton and the Tri-Valley will see spring-like temperatures today and through the weekend with a high of 75 degrees forecast for mid-day today and tomorrow.
The National Weather Service is calling for sunny to occasional cloudy skies through Sunday, with temperatures dropping into the high 60s early next week.
Tonight, the Tri-Valley will continue to have clear skies with a low temperature of 45 degrees.
Spring officially starts at 10:32 a.m. Saturday. That's also opening day for Pleasanton's boys Little League and girls softball league games, which were delayed a week due to rain and soggy fields a week ago.