| NWS Forecast for: 18NM NNE Portsmouth NH Atlantic Ocean Issued by: National Weather Service Gray/Portland, ME Last Update: 6:42 pm EDT Jul 26, 2024 |  |
| Tonight: Variable winds 5 km/h or less. Mostly clear. Seas 1 m or less. Saturday: NNW wind 5 to 8 km/h becoming SSE 7 to 10 km/h in the morning. Sunny. Seas 1 m or less. Saturday Night: S wind 5 to 10 km/h becoming W after midnight. Mostly clear. Seas 1 m or less. Sunday: NE wind 5 to 8 km/h becoming SSE 7 to 10 km/h in the afternoon. Sunny. Seas 1 m or less. Sunday Night: Variable winds 5 km/h or less. Partly cloudy. Seas 1 m or less. Monday: NE wind 5 to 10 km/h. Partly sunny. Seas 1 m or less. Monday Night: Variable winds 5 km/h or less. Mostly cloudy. Seas 1 m or less. Tuesday: S wind 10 to 13 km/h increasing to 12 to 15 km/h in the afternoon. A chance of showers. Seas 1 m or less. Tuesday Night: S wind around 10 km/h. A chance of showers. Seas 1 m or less. | |
| Marine Point Forecast: 43.31°N 70.57°W Associated Zone Forecast which includes this point | |
Visit your local NWS office at: https://www.weather.gov/gyx/ |
