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18NM NNE Portsmouth NH

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 10:08 pm EDT May 16, 2024
Forecast Valid: 11pm EDT May 16, 2024-6pm EDT May 23, 2024

Overnight

NNE wind 5 to 10 km/h. Patchy fog between midnight and 3am, then Patchy fog after 4am. Seas 1 m or less.

Friday

NNE wind 10 to 15 km/h becoming ENE 15 to 20 km/h in the afternoon. Winds could gust as high as 30 km/h. Areas of fog before 11am. Seas 1 m or less.

Friday Night

NNE wind 5 to 10 km/h. Mostly cloudy. Seas 1 m or less.

Saturday

ENE wind around 10 km/h. Scattered showers after 2pm. Seas around 1 m.

Saturday Night

Variable winds 5 km/h or less. Mostly cloudy. Seas around 1 m.

Sunday

NE wind around 10 km/h becoming E in the afternoon. Partly sunny. Seas around 1 m.

Sunday Night

Variable winds 5 km/h or less. Partly cloudy. Seas around 1 m.

Monday

NE wind 5 to 8 km/h becoming SE 7 to 10 km/h in the afternoon. Mostly sunny. Seas around 1 m.

Monday Night

Variable winds 5 km/h or less. Mostly clear. Seas around 1 m.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.