Santa Cruz Island - Posa Anchorage Rainfall ForecastUnited StatesCASanta Barbara CountySanta Cruz Island - Posa AnchorageToday 18 AprNo RainSat 19 AprNo RainSun 20 AprNo RainMon 21 AprNo RainTue 22 AprNo RainWed 23 AprNo RainThu 24 AprNo RainSanta Cruz Island - Posa Anchorage rainfall forecast issued today at 5:04 pm. Next forecast at approx. 7:04 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Los Angeles RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads