| NWS Forecast for: 18NM NNE Portsmouth NH Atlantic Ocean Issued by: National Weather Service Gray/Portland, ME Last Update: 7:08 pm EST Dec 7, 2024 |  |
Tonight: SSW wind 10 to 15 km/h increasing to 20 to 25 km/h. Winds could gust as high as 40 km/h. Snow, mainly after 1am. Seas 1 m or less. Sunday: WSW wind 15 to 20 km/h becoming W 20 to 25 km/h in the afternoon. Winds could gust as high as 40 km/h. Snow, mainly before 10am. Seas 1 m or less. Sunday Night: W wind 12 to 15 km/h becoming NW 10 to 13 km/h after midnight. Mostly clear. Seas 1 m or less. Monday: N wind 5 to 8 km/h becoming E 7 to 10 km/h in the morning. Showers likely, mainly after 5pm. Seas 1 m or less. Monday Night: E wind around 10 km/h becoming NE after midnight. Rain, mainly before 3am. Seas 1 m or less. Tuesday: N wind around 10 km/h. A chance of showers before 7am. Seas 1 m or less. Tuesday Night: N wind 5 to 8 km/h becoming SE 7 to 10 km/h after midnight. Showers after 1am. Seas 1 m or less. Wednesday: S wind 10 to 15 km/h increasing to 15 to 20 km/h in the afternoon. Winds could gust as high as 35 km/h. Rain. Seas 1 m or less. Wednesday Night: S wind 15 to 20 km/h becoming W after midnight. Winds could gust as high as 35 km/h. Rain. Seas 1 m or less. | |
| Marine Point Forecast: 43.31°N 70.57°W Associated Zone Forecast which includes this point | |
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