Merrimack River - Newburyport Wind ForecastUnited StatesMAEssex CountyMerrimack River - Newburyport1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Merrimack River - Newburyport wind forecast issued today at 10:30 am. Next forecast at approx. 10:30 pm.Get WillyWeather+ to remove ads