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Point Forecast: Marthas Vineyard Airport MA  41.39N 70.62W (Elev. 18 m)	Last Update: 12:42 am EDT Jun 21, 2021

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Weather Elements Fire Weather Aviation Weather Temperature (°C) Dewpoint (°C) Heat Index (°C) Surface Wind  ktmphkm/hm/s Sky Cover (%) Precipitation Potential (%) Relative Humidity (%) Rain Thunder Fog Mixing Height  x100ftx100m Haines Index Lightning Activity Level Trans. Wind  ktmphkm/hm/s 20ft Wind  ktmphkm/hm/s Vent Rate (x1000 mph-m) Dispersion Index Ceiling Height Visibility Thunder Potential

48-Hour Period Starting: 1am Mon, Jun 21 20212am Mon, Jun 21 20213am Mon, Jun 21 20214am Mon, Jun 21 20215am Mon, Jun 21 20216am Mon, Jun 21 20217am Mon, Jun 21 20218am Mon, Jun 21 20219am Mon, Jun 21 202110am Mon, Jun 21 202111am Mon, Jun 21 202112pm Mon, Jun 21 20211pm Mon, Jun 21 20212pm Mon, Jun 21 20213pm Mon, Jun 21 20214pm Mon, Jun 21 20215pm Mon, Jun 21 20216pm Mon, Jun 21 20217pm Mon, Jun 21 20218pm Mon, Jun 21 20219pm Mon, Jun 21 202110pm Mon, Jun 21 202111pm Mon, Jun 21 202112am Tue, Jun 22 20211am Tue, Jun 22 20212am Tue, Jun 22 20213am Tue, Jun 22 20214am Tue, Jun 22 20215am Tue, Jun 22 20216am Tue, Jun 22 20217am Tue, Jun 22 20218am Tue, Jun 22 20219am Tue, Jun 22 202110am Tue, Jun 22 202111am Tue, Jun 22 202112pm Tue, Jun 22 20211pm Tue, Jun 22 20212pm Tue, Jun 22 20213pm Tue, Jun 22 20214pm Tue, Jun 22 20215pm Tue, Jun 22 20216pm Tue, Jun 22 20217pm Tue, Jun 22 20218pm Tue, Jun 22 20219pm Tue, Jun 22 202110pm Tue, Jun 22 202111pm Tue, Jun 22 202112am Wed, Jun 23 20211am Wed, Jun 23 20212am Wed, Jun 23 20213am Wed, Jun 23 20214am Wed, Jun 23 20215am Wed, Jun 23 20216am Wed, Jun 23 20217am Wed, Jun 23 20218am Wed, Jun 23 20219am Wed, Jun 23 202110am Wed, Jun 23 202111am Wed, Jun 23 202112pm Wed, Jun 23 20211pm Wed, Jun 23 20212pm Wed, Jun 23 20213pm Wed, Jun 23 20214pm Wed, Jun 23 20215pm Wed, Jun 23 20216pm Wed, Jun 23 20217pm Wed, Jun 23 20218pm Wed, Jun 23 20219pm Wed, Jun 23 202110pm Wed, Jun 23 202111pm Wed, Jun 23 202112am Thu, Jun 24 20211am Thu, Jun 24 20212am Thu, Jun 24 20213am Thu, Jun 24 20214am Thu, Jun 24 20215am Thu, Jun 24 20216am Thu, Jun 24 20217am Thu, Jun 24 20218am Thu, Jun 24 20219am Thu, Jun 24 202110am Thu, Jun 24 202111am Thu, Jun 24 202112pm Thu, Jun 24 20211pm Thu, Jun 24 20212pm Thu, Jun 24 20213pm Thu, Jun 24 20214pm Thu, Jun 24 20215pm Thu, Jun 24 20216pm Thu, Jun 24 20217pm Thu, Jun 24 20218pm Thu, Jun 24 20219pm Thu, Jun 24 202110pm Thu, Jun 24 202111pm Thu, Jun 24 202112am Fri, Jun 25 20211am Fri, Jun 25 20212am Fri, Jun 25 20213am Fri, Jun 25 20214am Fri, Jun 25 20215am Fri, Jun 25 20216am Fri, Jun 25 20217am Fri, Jun 25 20218am Fri, Jun 25 20219am Fri, Jun 25 202110am Fri, Jun 25 202111am Fri, Jun 25 202112pm Fri, Jun 25 2021

Date	06/21																							06/22
Hour (EDT)	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00
Temperature (°C)	18	18	18	18	18	19	19	21	23	24	25	25	24	24	24	24	23	22	21	20	20	20	21	21
Dewpoint (°C)	18	18	18	18	18	19	19	19	20	20	20	20	20	20	20	20	21	20	20	20	20	19	19	19
Heat Index (°C)										24	25	25	24	24	24	24
Surface Wind (mph)	7	8	7	7	7	8	8	10	10	11	13	13	14	14	14	15	15	15	14	14	13	11	11	10
Wind Dir	SW	SW	S	SW	SW	S	S	SW	S	SW	SW	SW	SW	SW	S	S	S	S	S	S	S	S	S	S
Gust
Sky Cover (%)	69	75	80	82	90	94	95	94	79	79	78	76	74	72	73	75	76	77	78	78	79	79	79	79
Precipitation Potential (%)	5	6	7	8	9	9	9	9	10	11	11	11	11	11	11	11	11	12	13	13	15	16	17	21
Relative Humidity (%)	100	100	100	100	100	100	97	93	84	76	74	74	76	76	76	79	87	90	97	100	100	97	93	93
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc	SChc	SChc
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date																								06/23
Hour (EDT)	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00
Temperature (°C)	21	20	19	18	18	19	20	21	22	23	24	24	24	24	24	24	24	23	22	21	19	19	18	18
Dewpoint (°C)	19	19	19	18	18	19	20	20	20	19	19	19	19	19	19	19	18	18	18	17	17	16	16	15
Heat Index (°C)											24	24	24	24	24	24	24
Surface Wind (mph)	8	7	7	6	6	7	8	9	9	8	8	9	9	10	10	10	10	9	9	8	7	7	6	6
Wind Dir	S	S	S	S	S	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	W	W	W	W	NW	NW	NW	NW	NW
Gust
Sky Cover (%)	79	79	79	80	81	78	76	74	69	65	60	56	52	51	52	56	61	67	74	81	81	81	81	80
Precipitation Potential (%)	24	27	31	34	37	33	29	11	11	12	12	18	24	29	31	33	34	37	39	41	44	47	49	47
Relative Humidity (%)	93	97	97	100	100	100	97	93	87	79	76	74	74	74	71	71	71	73	79	81	84	84	84	84
Rain	SChc	Chc	Chc	SChc	SChc	SChc	--	--	--	--	--	SChc	SChc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc
Thunder	SChc	Chc	Chc	SChc	SChc	SChc	--	--	--	--	--	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	--

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