Point Forecast: 16NM SSE Gloucester MA  42.39N 70.47W (Elev. 0 ft)	Last Update: 12:24 pm EDT Aug 16, 2026

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Weather Elements Marine Weather Aviation Weather Temperature (°F) Dewpoint (°F) Heat Index (°F) Surface Wind  ktmphkm/hm/s Sky Cover (%) Precipitation Potential (%) Relative Humidity (%) Rain Thunder Fog Swell Period Swell Hgt/Dir Swell 2 Period Wind Wave Height Significant Wave Height Freezing Spray Ceiling Height Visibility Thunder Potential

48-Hour Period Starting: 7pm Sun, Aug 16 20268pm Sun, Aug 16 20269pm Sun, Aug 16 202610pm Sun, Aug 16 202611pm Sun, Aug 16 202612am Mon, Aug 17 20261am Mon, Aug 17 20262am Mon, Aug 17 20263am Mon, Aug 17 20264am Mon, Aug 17 20265am Mon, Aug 17 20266am Mon, Aug 17 20267am Mon, Aug 17 20268am Mon, Aug 17 20269am Mon, Aug 17 202610am Mon, Aug 17 202611am Mon, Aug 17 202612pm Mon, Aug 17 20261pm Mon, Aug 17 20262pm Mon, Aug 17 20263pm Mon, Aug 17 20264pm Mon, Aug 17 20265pm Mon, Aug 17 20266pm Mon, Aug 17 20267pm Mon, Aug 17 20268pm Mon, Aug 17 20269pm Mon, Aug 17 202610pm Mon, Aug 17 202611pm Mon, Aug 17 202612am Tue, Aug 18 20261am Tue, Aug 18 20262am Tue, Aug 18 20263am Tue, Aug 18 20264am Tue, Aug 18 20265am Tue, Aug 18 20266am Tue, Aug 18 20267am Tue, Aug 18 20268am Tue, Aug 18 20269am Tue, Aug 18 202610am Tue, Aug 18 202611am Tue, Aug 18 202612pm Tue, Aug 18 20261pm Tue, Aug 18 20262pm Tue, Aug 18 20263pm Tue, Aug 18 20264pm Tue, Aug 18 20265pm Tue, Aug 18 20266pm Tue, Aug 18 20267pm Tue, Aug 18 20268pm Tue, Aug 18 20269pm Tue, Aug 18 202610pm Tue, Aug 18 202611pm Tue, Aug 18 202612am Wed, Aug 19 20261am Wed, Aug 19 20262am Wed, Aug 19 20263am Wed, Aug 19 20264am Wed, Aug 19 20265am Wed, Aug 19 20266am Wed, Aug 19 20267am Wed, Aug 19 20268am Wed, Aug 19 20269am Wed, Aug 19 202610am Wed, Aug 19 202611am Wed, Aug 19 202612pm Wed, Aug 19 20261pm Wed, Aug 19 20262pm Wed, Aug 19 20263pm Wed, Aug 19 20264pm Wed, Aug 19 20265pm Wed, Aug 19 20266pm Wed, Aug 19 20267pm Wed, Aug 19 20268pm Wed, Aug 19 20269pm Wed, Aug 19 202610pm Wed, Aug 19 202611pm Wed, Aug 19 202612am Thu, Aug 20 20261am Thu, Aug 20 20262am Thu, Aug 20 20263am Thu, Aug 20 20264am Thu, Aug 20 20265am Thu, Aug 20 20266am Thu, Aug 20 20267am Thu, Aug 20 20268am Thu, Aug 20 20269am Thu, Aug 20 202610am Thu, Aug 20 202611am Thu, Aug 20 202612pm Thu, Aug 20 20261pm Thu, Aug 20 20262pm Thu, Aug 20 20263pm Thu, Aug 20 20264pm Thu, Aug 20 20265pm Thu, Aug 20 20266pm Thu, Aug 20 20267pm Thu, Aug 20 20268pm Thu, Aug 20 20269pm Thu, Aug 20 202610pm Thu, Aug 20 202611pm Thu, Aug 20 202612am Fri, Aug 21 20261am Fri, Aug 21 20262am Fri, Aug 21 20263am Fri, Aug 21 20264am Fri, Aug 21 20265am Fri, Aug 21 20266am Fri, Aug 21 2026

Date	08/16					08/17
Hour (EDT)	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18
Temperature (°F)	71	70	70	70	70	70	69	69	68	68	68	68	69	69	69	69	69	69	70	70	70	70	70	70
Dewpoint (°F)	63	63	63	63	64	64	64	64	64	64	64	64	64	64	65	65	66	66	66	66	67	68	68	68
Heat Index (°F)
Surface Wind (mph)	16	15	15	14	14	14	14	13	14	14	14	14	14	14	15	16	16	15	15	14	14	13	12	11
Wind Dir	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	SSE	SSE	SE	SE
Gust
Sky Cover (%)	72	53	68	67	71	68	81	76	66	84	89	89	89	88	87	90	94	93	88	93	87	84	89	91
Precipitation Potential (%)	0	1	1	2	4	9	17	25	29	32	35	39	43	53	48	52	40	35	34	40	40	33	29	25
Relative Humidity (%)	76	78	78	78	81	81	84	84	87	87	87	87	84	84	87	87	90	90	87	87	90	93	93	93
Rain	--	--	--	--	--	--	--	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Fog	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	Patchy	Patchy	Patchy	Patchy	Patchy	Patchy	Patchy	Patchy	Patchy
Significant Wave Height (ft)	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3
Wave Direction (°)
Swell Height (ft)
Swell Dir
Swell Period (sec)	7	9	9	9	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8
Swell 2 Period (sec)	10	10	9	9	10	10	10	10	10	10	10	10	10	10	10	10	10	10	9	9	9	9	9	9
Wind Wave Height (ft)	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3
Date						08/18
Hour (EDT)	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18
Temperature (°F)	69	69	68	68	69	69	68	68	68	68	68	67	67	68	68	69	69	69	69	69	70	70	69	69
Dewpoint (°F)	68	68	67	67	68	68	68	68	68	67	67	67	67	68	68	68	68	68	69	69	69	68	68	68
Heat Index (°F)
Surface Wind (mph)	10	9	9	8	6	6	6	10	10	11	11	11	11	11	11	11	11	10	9	8	7	6	5	4
Wind Dir	SE	SE	SE	SE	ESE	ENE	NE	N	N	N	N	N	N	N	N	N	N	N	NNE	NNE	NNE	NE	NE	ENE
Gust
Sky Cover (%)	95	82	85	80	75	81	85	87	84	82	79	75	72	68	65	62	59	54	48	43	38	32	27	29
Precipitation Potential (%)	25	15	16	28	31	32	25	13	13	12	12	8	5	2	2	2	1	1	1	1	1	1	1	1
Relative Humidity (%)	97	93	97	97	97	97	100	100	100	97	97	100	100	100	100	97	97	97	100	100	97	93	97	97
Rain	Chc	SChc	SChc	Chc	Chc	Chc	Chc	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Fog	Patchy	Patchy	Patchy	Patchy	Patchy	Patchy	Patchy	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Significant Wave Height (ft)	3	3	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2
Wave Direction (°)
Swell Height (ft)
Swell Dir
Swell Period (sec)	8	8	7	5	4	4	4	4	4	5	5	5	5	5	6	7	8	8	8	8	8	7	7	6
Swell 2 Period (sec)	10	10	10	10	10	10	10	10	10	10	10	10	10	10	10	10	9	9	9	9	9	9	9	9
Wind Wave Height (ft)	3	3	2	2	2	2	1	1	1	2	2	2	1	1	1	1	1	1	1	1	1	1	1	1

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