Point Forecast: 21NM NE Hyannis MA  41.88N 69.97W (Elev. 49 ft)	Last Update: 9:35 am EDT May 20, 2026

[show menu]

Date	05/20														05/21
Hour (EDT)	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09
Surface Wind (kt)	8	8	9	10	10	10	10	9	8	6	6	6	5	5	5	5	5	5	5	6	6	6	7	7
Wind Dir	SW	SW	SW	SW	SW	SW	WSW	WSW	WSW	WSW	WSW	W	W	WNW	NW	NW	NNW	N	N	N	N	N	NNE	NNE
Gust							17	18
Significant Wave Height (ft)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Swell Height (ft)
Swell Dir
Swell Period (sec)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Swell 2 Height (ft)
Swell 2 Dir
Swell 2 Period (sec)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Wind Wave Height (ft)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Date															05/22
Hour (EDT)	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09
Surface Wind (kt)	7	7	7	6	5	4	3	3	3	2	2	2	2	1	1	1	2	3	3	4	4	4	4	4
Wind Dir	NNE	NNE	NNE	NNE	NNE	NE	NE	E	ESE	SSE	S	S	SSW	SW	WSW	W	WNW	NW	N	NNE	NNE	NE	NE	NE
Gust
Significant Wave Height (ft)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Swell Height (ft)
Swell Dir
Swell Period (sec)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Swell 2 Height (ft)
Swell 2 Dir
Swell 2 Period (sec)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Wind Wave Height (ft)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0

International System of Units Forecast Discussion Marine Point Forecast Hourly Weather Graph National Marine Forecasts Tide Information Graphical Hazardous Weather Outlook Regional Weather Conditions Past Weather Information Interactive Forecast Map Weather Story Home