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15NM ENE Hyannis MA

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 1:04 am EDT Aug 4, 2026
Forecast Valid: 1am EDT Aug 4, 2026-6pm EDT Aug 10, 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT EARLY THIS

Tuesday

Variable winds less than 5 kt becoming SSW 5 to 7 kt in the afternoon. Mostly sunny. Seas around 2 ft.

Tuesday Night

SSW wind around 6 kt becoming variable and less than 5 kt in the evening. A slight chance of showers after 5am. Seas around 2 ft.

Wednesday

Variable winds less than 5 kt becoming SSW 5 to 9 kt in the afternoon. A slight chance of showers before 10am. Seas around 2 ft.

Wednesday Night

SW wind around 7 kt. Mostly cloudy. Seas around 2 ft.

Thursday

SW wind 6 to 11 kt. Mostly sunny. Seas around 2 ft.

Thursday Night

SW wind around 8 kt. Partly cloudy. Seas around 2 ft.

Friday

SW wind 7 to 11 kt. Mostly sunny. Seas around 2 ft.

Friday Night

SW wind 6 to 9 kt. Partly cloudy. Seas around 2 ft.

Saturday

WSW wind 5 to 9 kt. Mostly sunny. Seas around 2 ft.

*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.