Point Forecast: Winchendon MA  42.66N 72.05W (Elev. 365 m)	Last Update: 6:47 pm EDT Apr 19, 2025

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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 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: 12am Sun, Apr 20 20251am Sun, Apr 20 20252am Sun, Apr 20 20253am Sun, Apr 20 20254am Sun, Apr 20 20255am Sun, Apr 20 20256am Sun, Apr 20 20257am Sun, Apr 20 20258am Sun, Apr 20 20259am Sun, Apr 20 202510am Sun, Apr 20 202511am Sun, Apr 20 202512pm Sun, Apr 20 20251pm Sun, Apr 20 20252pm Sun, Apr 20 20253pm Sun, Apr 20 20254pm Sun, Apr 20 20255pm Sun, Apr 20 20256pm Sun, Apr 20 20257pm Sun, Apr 20 20258pm Sun, Apr 20 20259pm Sun, Apr 20 202510pm Sun, Apr 20 202511pm Sun, Apr 20 202512am Mon, Apr 21 20251am Mon, Apr 21 20252am Mon, Apr 21 20253am Mon, Apr 21 20254am Mon, Apr 21 20255am Mon, Apr 21 20256am Mon, Apr 21 20257am Mon, Apr 21 20258am Mon, Apr 21 20259am Mon, Apr 21 202510am Mon, Apr 21 202511am Mon, Apr 21 202512pm Mon, Apr 21 20251pm Mon, Apr 21 20252pm Mon, Apr 21 20253pm Mon, Apr 21 20254pm Mon, Apr 21 20255pm Mon, Apr 21 20256pm Mon, Apr 21 20257pm Mon, Apr 21 20258pm Mon, Apr 21 20259pm Mon, Apr 21 202510pm Mon, Apr 21 202511pm Mon, Apr 21 202512am Tue, Apr 22 20251am Tue, Apr 22 20252am Tue, Apr 22 20253am Tue, Apr 22 20254am Tue, Apr 22 20255am Tue, Apr 22 20256am Tue, Apr 22 20257am Tue, Apr 22 20258am Tue, Apr 22 20259am Tue, Apr 22 202510am Tue, Apr 22 202511am Tue, Apr 22 202512pm Tue, Apr 22 20251pm Tue, Apr 22 20252pm Tue, Apr 22 20253pm Tue, Apr 22 20254pm Tue, Apr 22 20255pm Tue, Apr 22 20256pm Tue, Apr 22 20257pm Tue, Apr 22 20258pm Tue, Apr 22 20259pm Tue, Apr 22 202510pm Tue, Apr 22 202511pm Tue, Apr 22 202512am Wed, Apr 23 20251am Wed, Apr 23 20252am Wed, Apr 23 20253am Wed, Apr 23 20254am Wed, Apr 23 20255am Wed, Apr 23 20256am Wed, Apr 23 20257am Wed, Apr 23 20258am Wed, Apr 23 20259am Wed, Apr 23 202510am Wed, Apr 23 202511am Wed, Apr 23 202512pm Wed, Apr 23 20251pm Wed, Apr 23 20252pm Wed, Apr 23 20253pm Wed, Apr 23 20254pm Wed, Apr 23 20255pm Wed, Apr 23 20256pm Wed, Apr 23 20257pm Wed, Apr 23 20258pm Wed, Apr 23 20259pm Wed, Apr 23 202510pm Wed, Apr 23 202511pm Wed, Apr 23 202512am Thu, Apr 24 20251am Thu, Apr 24 20252am Thu, Apr 24 20253am Thu, Apr 24 20254am Thu, Apr 24 20255am Thu, Apr 24 20256am Thu, Apr 24 20257am Thu, Apr 24 20258am Thu, Apr 24 20259am Thu, Apr 24 202510am Thu, Apr 24 202511am Thu, Apr 24 2025

Date	04/20
Hour (EDT)	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23
Temperature (°C)	16	15	14	13	11	10	8	8	8	8	9	9	11	12	12	12	13	12	12	10	9	7	7	5
Dewpoint (°C)	13	12	11	8	6	4	3	2	1	-1	-2	-4	-4	-6	-7	-7	-7	-8	-8	-7	-7	-6	-6	-6
Heat Index (°C)
Surface Wind (mph)	13	13	14	14	15	15	15	15	16	16	16	15	15	15	14	14	13	11	10	7	6	5	5	3
Wind Dir	W	W	W	W	W	W	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW
Gust
Sky Cover (%)	46	41	42	33	20	25	31	20	25	1	14	13	15	19	16	26	36	46	46	46	45	37	28	19
Precipitation Potential (%)	3	3	2	2	1	1	1	3	0	0	0	0	0	0	0	0	0	0	0	0	0	1	1	1
Relative Humidity (%)	81	80	80	74	71	66	68	65	60	51	46	39	34	29	26	26	24	24	25	29	33	40	41	46
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date	04/21
Hour (EDT)	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23
Temperature (°C)	4	3	3	2	1	1	2	3	4	6	8	11	12	13	14	15	16	15	14	13	11	10	9	8
Dewpoint (°C)	-6	-5	-5	-5	-6	-6	-5	-5	-4	-5	-4	-4	-4	-3	-3	-2	-1	0	0	1	1	1	1	1
Heat Index (°C)
Surface Wind (mph)	3	3	2	2	2	1	1	1	1	2	2	2	3	6	7	7	8	8	8	8	8	8	7	7
Wind Dir	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	SW	SW	SW	SW	SW	SW	S	S	S	S	S	S	S	S
Gust
Sky Cover (%)	17	14	12	10	8	5	14	23	31	40	37	35	39	44	49	53	57	61	68	76	83	85	87	90
Precipitation Potential (%)	1	1	1	1	1	1	1	1	1	1	1	1	2	3	4	6	7	8	13	18	22	27	32	37
Relative Humidity (%)	50	54	56	61	61	61	61	55	54	45	40	36	32	31	30	32	32	36	38	43	50	54	58	60
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc	Chc	Chc	Chc
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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