| NWS Forecast for: 20NM ENE Portsmouth NH Atlantic Ocean Issued by: National Weather Service Gray/Portland, ME Last Update: 8:05 pm EDT Jul 11, 2025 | |
| Tonight: Variable winds 5 kt or less. Patchy fog after midnight. Seas around 2 ft. Saturday: Variable winds 5 kt or less. Areas of dense fog before noon. Seas around 2 ft. Saturday Night: SSE wind 5 to 10 kt. Patchy fog before 8pm. Seas around 2 ft. Sunday: S wind 5 to 10 kt. Partly sunny. Seas around 2 ft. Sunday Night: S wind around 10 kt. Patchy fog after 1am. Seas around 2 ft. Monday: S wind 5 to 10 kt. A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Patchy fog before 7am. Seas around 2 ft. Monday Night: S wind 5 to 10 kt becoming SW after midnight. A chance of showers and thunderstorms before 8pm. Seas around 2 ft. Tuesday: Variable winds 5 kt or less. Mostly sunny. Seas around 2 ft. Tuesday Night: S wind 5 to 10 kt becoming W after midnight. Partly cloudy. Seas around 2 ft. | |
| Marine Point Forecast: 43.17°N 70.36°W Associated Zone Forecast which includes this point | |
Visit your local NWS office at: https://www.weather.gov/gyx/ |