NWS Forecast for: 25NM ENE Portsmouth NH
Atlantic Ocean

Issued by: National Weather Service Gray/Portland, ME
Last Update: 7:19 am EDT Jul 17, 2018




Today: S wind 22 to 25 km/h decreasing to 20 to 23 km/h in the afternoon. Winds could gust as high as 35 km/h. Showers and thunderstorms, mainly after 3pm. Some storms could be severe, with damaging winds and heavy rain. Areas of dense fog. Seas around 1 m.

Tonight: S wind 17 to 20 km/h becoming SSW 15 to 18 km/h after midnight. Winds could gust as high as 30 km/h. Showers and thunderstorms before midnight, then a chance of showers between midnight and 5am. Some of the storms could be severe. Areas of dense fog. Seas 1 to 2 m.

Wednesday: N wind 15 to 20 km/h becoming E 5 to 8 km/h. Mostly cloudy, then gradually becoming sunny. Seas around 1 m.

Wednesday Night: NNW wind 15 to 18 km/h increasing to 17 to 20 km/h after midnight. Mostly clear. Seas around 1 m.

Thursday: N wind 15 to 20 km/h becoming ESE 10 to 15 km/h in the afternoon. Sunny. Seas around 1 m.

Thursday Night: S wind 10 to 15 km/h becoming WSW after midnight. Clear. Seas around 1 m.

Friday: WNW wind 5 to 8 km/h becoming S 10 to 15 km/h in the morning. Sunny. Seas around 1 m.

Friday Night: SSW wind 15 to 20 km/h. Mostly clear. Seas around 1 m.

Saturday: SSE wind 10 to 15 km/h increasing to 15 to 20 km/h in the afternoon. Sunny. Seas around 1 m.



Marine Point Forecast: 43.18°N 70.24°W
Associated Zone Forecast which includes this point

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