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12NM NW Hyannis MA

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 2:33 pm EDT Sep 13, 2026
Forecast Valid: 8pm EDT Sep 13, 2026-6pm EDT Sep 20, 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY MORNING THROUGH

Tonight

Variable winds 5 kt or less. Patchy fog. Seas 1 ft or less.

Monday

N wind 9 to 11 kt, with gusts as high as 22 kt. A chance of showers, mainly before 9am. Seas 1 ft or less.

Monday Night

N wind around 11 kt. Clear. Seas 1 ft or less.

Tuesday

NE wind 6 to 9 kt. Sunny. Seas 1 ft or less.

Tuesday Night

Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

Wednesday

Variable winds less than 5 kt becoming SSW around 6 kt in the afternoon. Sunny. Seas 1 ft or less.

Wednesday Night

Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

Thursday

Variable winds less than 5 kt becoming SSW 5 to 7 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

Thursday Night

SSW wind 6 to 8 kt becoming WSW after midnight. A chance of showers. Seas 1 ft or less.

*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.