Grout Bay Wind ForecastUnited StatesCASan Bernardino CountyGrout Bay1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Grout Bay wind forecast issued today at 9:31 am. Next forecast at approx. 9:31 pm.Grout Bay Wind Statistics August WindBig Bear City Airport (5 miles)2025JulyAugustStrongest – Average August–Strongest 29 July, 202516.1mph WNWAverage July7.7mphStrongest 31 March, 202520.8mph WSWAverage 20257.8mphClimate (2010–Present)Big Bear City Airport (5 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 13 February, 202131.1mph NAverage 2020–20257.3mphGet WillyWeather+ to remove ads