South Arroyo Wind ForecastUnited StatesCALos Angeles CountySouth Arroyo1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time South Arroyo wind forecast issued today at 12:25 am. Next forecast at approx. 12:25 pm.South Arroyo Wind Statistics January WindEl Monte (8.1 miles)2026DecemberJanuaryStrongest – Average January–Strongest 25 December, 202511.4mph SSEAverage December5.2mphStrongest – Average 2026–Climate (2010–Present)El Monte (8.1 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 23 March, 202119.7mph SSWAverage 2021–20257mphGet WillyWeather+ to remove ads