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20NM E Hyannis MA

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 5:54 am EST Feb 16, 2026
Forecast Valid: 12pm EST Feb 16, 2026-6pm EST Feb 22, 2026

Washington's Birthday

ENE wind around 15 kt. Partly sunny. Seas around 2 ft.

Tonight

N wind 10 to 13 kt decreasing to 6 to 9 kt after midnight. Partly cloudy. Seas 2 to 3 ft.

Tuesday

Variable winds less than 5 kt becoming SW 5 to 9 kt in the morning. A chance of flurries between 1pm and 2pm. Seas around 4 ft.

Tuesday Night

WSW wind around 9 kt. Mostly cloudy. Seas 4 to 5 ft.

Wednesday

W wind around 7 kt becoming SE in the afternoon. A slight chance of snow between 11am and noon, then rain likely. Seas around 4 ft.

Wednesday Night

ESE wind 9 to 13 kt becoming N after midnight. Rain before 3am, then a chance of snow. Seas 3 to 4 ft.

Thursday

N wind 9 to 13 kt. A chance of snow before 8am. Seas 3 to 4 ft.

Thursday Night

NNW wind around 7 kt. Partly cloudy. Seas 2 to 3 ft.

Friday

N wind 7 to 11 kt becoming E in the afternoon. A chance of rain and snow between noon and 2pm, then a chance of rain after 2pm. 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.