The National Weather Service has extended the Excessive Heat Warning for Santa Monica and L.A. County through Monday, Sept. 9, at 8 p.m. For relief from the heat, please visit: Virginia Avenue Park Thelma Terry Room, 2200 Virginia Avenue, noon - 8 p.m. on Sunday 9/8, or Main Library, 601 Santa Monica Blvd., 10 a.m. - 8 p.m. on Monday 9/9. For more information on staying safe in heat events, visit Ready LA County | Excessive Heat.