For More Weather Information:

8NM WSW Hyannis MA

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 8:34 am EDT Sep 21, 2026
Forecast Valid: 11am EDT Sep 21, 2026-6pm EDT Sep 27, 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON...

Today

NNE wind around 13 kt, with gusts as high as 22 kt. Mostly cloudy. Seas 1 ft or less.

Tonight

NE wind 8 to 10 kt. Mostly cloudy. Seas 1 ft or less.

Tuesday

NE wind around 13 kt, with gusts as high as 21 kt. Mostly cloudy. Seas 1 ft or less.

Tuesday Night

ENE wind 11 to 13 kt, with gusts as high as 21 kt. Mostly cloudy. Seas 1 ft or less.

Wednesday

ENE wind 17 to 20 kt, with gusts as high as 29 kt. Mostly cloudy. Seas 1 ft or less.

Wednesday Night

ENE wind 16 to 18 kt, with gusts as high as 27 kt. Mostly cloudy. Seas 1 ft or less.

Thursday

NE wind 16 to 18 kt, with gusts as high as 27 kt. Mostly cloudy. Seas 1 ft or less.

Thursday Night

NE wind 17 to 20 kt, with gusts as high as 26 kt. A chance of showers. Seas 1 ft or less.

Friday

NNE wind around 22 kt, with gusts as high as 34 kt. Showers likely. 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.