Hazardous Weather Conditions

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Gray/Portland, ME Local Forecast Office

10NM S Portsmouth NH

Marine Point Forecast

[NOTICE]
    • Today

      Today:NE wind around 15 km/h. A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm.   Seas 1 m or less.

      High: 18 °C

      NE 15km/h
      < 1m

    • Tonight

      Tonight:NE wind 10 to 15 km/h. A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 1am, then a chance of showers and thunderstorms after 1am.  Patchy fog.  Seas 1 m or less.

      Low: 16 °C

      NE 15km/h
      < 1m

    • Sunday

      Sunday:ESE wind 5 to 8 km/h becoming SSE 15 to 20 km/h. Winds could gust as high as 35 km/h. Showers likely, with thunderstorms also possible after 2pm.  Patchy fog before noon.  Seas around 1 m.

      High: 24 °C

      ⇑SSE 20km/h
      1m

    • Sunday Night

      Sunday Night:SW wind 20 to 25 km/h, with gusts as high as 35 km/h. Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms between 2am and 5am, then a chance of showers after 5am.  Patchy fog after 10pm.  Seas around 1 m.

      Low: 20 °C

      SW 25km/h
      1m

    • Monday

      Monday:WSW wind 15 to 20 km/h. Showers likely, mainly after 2pm.   Seas around 1 m.

      High: 23 °C

      WSW 20km/h
      1m

    • Monday Night

      Monday Night:NW wind around 15 km/h. Showers likely, mainly before 8pm.   Seas 1 m or less.

      Low: 17 °C

      NW 15km/h
      < 1m

    • Tuesday

      Tuesday:NNW wind 10 to 15 km/h becoming W in the afternoon. Sunny. Seas 1 m or less.

      High: 26 °C

      NNW 15km/h
      < 1m

    • Tuesday Night

      Tuesday Night:S wind 10 to 15 km/h becoming SW after midnight. Mostly clear. Seas 1 m or less.

      Low: 19 °C

      SW 15km/h
      < 1m

    • Wednesday

      Wednesday:SSW wind 15 to 20 km/h increasing to 20 to 25 km/h in the afternoon. Winds could gust as high as 35 km/h. Mostly sunny. Seas 1 m or less.

      High: 27 °C

      ⇑SSW 25km/h
      < 1m


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 10:36 am EDT Jun 22, 2024
Forecast Valid: 11am EDT Jun 22, 2024-6pm EDT Jun 28, 2024

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Detailed Forecast


Today
NE wind around 15 km/h. A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Seas 1 m or less.
Tonight
NE wind 10 to 15 km/h. A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 1am, then a chance of showers and thunderstorms after 1am. Patchy fog. Seas 1 m or less.
Sunday
ESE wind 5 to 8 km/h becoming SSE 15 to 20 km/h. Winds could gust as high as 35 km/h. Showers likely, with thunderstorms also possible after 2pm. Patchy fog before noon. Seas around 1 m.
Sunday Night
SW wind 20 to 25 km/h, with gusts as high as 35 km/h. Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms between 2am and 5am, then a chance of showers after 5am. Patchy fog after 10pm. Seas around 1 m.
Monday
WSW wind 15 to 20 km/h. Showers likely, mainly after 2pm. Seas around 1 m.
Monday Night
NW wind around 15 km/h. Showers likely, mainly before 8pm. Seas 1 m or less.
Tuesday
NNW wind 10 to 15 km/h becoming W in the afternoon. Sunny. Seas 1 m or less.
Tuesday Night
S wind 10 to 15 km/h becoming SW after midnight. Mostly clear. Seas 1 m or less.
Wednesday
SSW wind 15 to 20 km/h increasing to 20 to 25 km/h in the afternoon. Winds could gust as high as 35 km/h. Mostly sunny. Seas 1 m or less.

Winds and seas higher in and near tstms.

*Notices:

  1. 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.
  2. 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.
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ABOUT THIS FORECAST

Point Forecast: 42.9°N 70.79°W
Last Update: 10:36 am EDT Jun 22, 2024
Forecast Valid: 11am EDT Jun 22, 2024-6pm EDT Jun 28, 2024
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