Halfmoon Lake Wind ForecastUnited StatesWAAdams CountyHalfmoon Lake1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Halfmoon Lake wind forecast issued today at 3:31 pm. Next forecast at approx. 3:31 am.Halfmoon Lake Wind Statistics April WindGrant County Airport (20.5 miles)2025MarchAprilStrongest – Average April–Strongest 13 March, 202542.9mph WSWAverage March7.8mphStrongest 24 February, 202548.1mph WAverage 20256.4mphClimate (2010–Present)Grant County Airport (20.5 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 21 February, 202355mph WAverage 2020–20257.4mphGet WillyWeather+ to remove ads