Lake Bertha Wind ForecastUnited StatesNDCass CountyLake Bertha1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Lake Bertha wind forecast issued today at 5:26 pm. Next forecast at approx. 5:26 am.Lake Bertha Wind Statistics May WindValley City (27.3 miles)2026AprilMayStrongest – Average May–Strongest 8 April, 202635.8mph WNWAverage April13.4mphStrongest 27 February, 202639.1mph NWAverage 202612.6mphClimate (2011–Present)Valley City (27.3 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 1 February, 202248.3mph WNWAverage 2021–202611.7mphGet WillyWeather+ to remove ads