Here is the forecast for Sherman Oaks from the National Weather Service:
Today: A chance of showers and thunderstorms before 10am, then a slight chance of showers. Partly sunny, with a high near 59. Calm wind becoming west around 5 mph. Chance of precipitation is 50%.
Tonight: Partly cloudy, with a low around 47. Calm wind.
Wednesday: Sunny, with a high near 62. Calm wind becoming south southeast around 5 mph.