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12NM NW Hyannis MA

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 1:55 am EDT Jul 14, 2026
Forecast Valid: 8am EDT Jul 14, 2026-6pm EDT Jul 20, 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM EDT THIS AFTERNOON

Today

SW wind 11 to 16 kt, with gusts as high as 26 kt. Sunny. Seas 1 ft or less.

Tonight

SW wind 14 to 17 kt decreasing to 10 to 13 kt after midnight. Winds could gust as high as 31 kt. Mostly clear. Seas 1 ft or less.

Wednesday

W wind 5 to 9 kt becoming NW in the afternoon. A chance of showers and thunderstorms, mainly after 2pm. Seas 1 ft or less.

Wednesday Night

Variable winds 5 kt or less. A slight chance of showers and thunderstorms before 8pm. Seas 1 ft or less.

Thursday

Variable winds less than 5 kt becoming WSW 5 to 10 kt in the morning. Sunny. Seas 1 ft or less.

Thursday Night

WSW wind 5 to 10 kt becoming NW in the evening. Partly cloudy. Seas 1 ft or less.

Friday

NW wind around 6 kt. Sunny. Seas 1 ft or less.

Friday Night

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

Saturday

Variable winds less than 5 kt becoming SSW around 6 kt in the afternoon. Mostly sunny. 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.