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20NM E Hyannis MA

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 1:35 pm EST Feb 16, 2026
Forecast Valid: 9pm EST Feb 16, 2026-6pm EST Feb 23, 2026

Tonight

N wind 7 to 11 kt. Mostly cloudy. Seas 2 to 3 ft.

Tuesday

NW wind 5 to 10 kt becoming SSW in the afternoon. A slight chance of flurries between 1pm and 2pm. Seas 3 to 4 ft.

Tuesday Night

W wind 9 to 11 kt. Mostly cloudy. Seas around 4 ft.

Wednesday

W wind 6 to 9 kt becoming SE in the afternoon. Rain likely, mainly after 3pm. Seas around 4 ft.

Wednesday Night

ENE wind 7 to 10 kt becoming NNE 10 to 13 kt in the evening. Rain likely before 2am, then a chance of snow. Seas 3 to 4 ft.

Thursday

N wind 10 to 13 kt decreasing to 7 to 10 kt in the afternoon. Partly sunny. Seas 3 to 4 ft.

Thursday Night

NNW wind around 6 kt becoming N after midnight. Partly cloudy. Seas 2 to 3 ft.

Friday

ENE wind 7 to 12 kt becoming E in the afternoon. A chance of snow before noon, then snow likely, possibly mixed with rain. Seas around 2 ft.

Friday Night

ENE wind 15 to 18 kt. Rain likely, possibly mixed with snow, mainly before 3am. Seas 2 to 3 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.