Merrimack River - Merrimacport Wind ForecastUnited StatesMAEssex CountyMerrimack River - Merrimacport1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Merrimack River - Merrimacport wind forecast issued today at 8:28 am. Next forecast at approx. 8:28 pm.Get WillyWeather+ to remove ads