| NWS Forecast for: Boston Harbor (ANZ230) Issued by: National Weather Service Norton, MA Last Update: 704 AM EDT Thu May 21 2026 | |
| Today: NE winds 5 to 10 kt, becoming E this afternoon. Waves 1 foot or less. A slight chance of showers this morning. Tonight: S winds 5 to 10 kt, becoming N after midnight. Waves 1 foot or less. Fri: NE winds around 10 kt, becoming E in the afternoon. Waves 1 foot or less. Fri Night: SE winds 5 to 10 kt, becoming SW after midnight. Waves 1 foot or less. Sat: NE winds 5 to 10 kt, becoming E in the afternoon. Waves 1 foot or less. Sat Night: SE winds 5 to 10 kt. Waves 1 foot or less, then around 2 ft after midnight. Showers likely after midnight. Sun And Sun Night: E winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to 3 ft. Showers. Mon And Mon Night: NE winds 5 to 10 kt, becoming SW. Waves 1 foot or less. A chance of showers. seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. | |
| Zone Forecast: Boston Harbor (ANZ230) | |
Visit your local NWS office at: https://www.weather.gov/boston |