Hanna Wind ForecastUnited StatesSDLawrence CountyHanna1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Hanna wind forecast issued today at 3:36 am. Next forecast at approx. 3:36 pm.Hanna Wind Statistics March WindSpearfish / Clyde Ice (15.5 miles)2026FebruaryMarchStrongest – Average March–Strongest 7 February, 202626.4mph NWAverage February9.4mphStrongest 16 January, 202639.1mph NWAverage 202611.1mphClimate (2010–Present)Spearfish / Clyde Ice (15.5 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 18 December, 202540.3mph WNWAverage 2021–20269.8mphGet WillyWeather+ to remove ads