Point Forecast: 2 Miles W Petersham MA  42.49N 72.21W (Elev. 243 m)	Last Update: 12:12 am EDT Jul 1, 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: 1am Tue, Jul 1 20252am Tue, Jul 1 20253am Tue, Jul 1 20254am Tue, Jul 1 20255am Tue, Jul 1 20256am Tue, Jul 1 20257am Tue, Jul 1 20258am Tue, Jul 1 20259am Tue, Jul 1 202510am Tue, Jul 1 202511am Tue, Jul 1 202512pm Tue, Jul 1 20251pm Tue, Jul 1 20252pm Tue, Jul 1 20253pm Tue, Jul 1 20254pm Tue, Jul 1 20255pm Tue, Jul 1 20256pm Tue, Jul 1 20257pm Tue, Jul 1 20258pm Tue, Jul 1 20259pm Tue, Jul 1 202510pm Tue, Jul 1 202511pm Tue, Jul 1 202512am Wed, Jul 2 20251am Wed, Jul 2 20252am Wed, Jul 2 20253am Wed, Jul 2 20254am Wed, Jul 2 20255am Wed, Jul 2 20256am Wed, Jul 2 20257am Wed, Jul 2 20258am Wed, Jul 2 20259am Wed, Jul 2 202510am Wed, Jul 2 202511am Wed, Jul 2 202512pm Wed, Jul 2 20251pm Wed, Jul 2 20252pm Wed, Jul 2 20253pm Wed, Jul 2 20254pm Wed, Jul 2 20255pm Wed, Jul 2 20256pm Wed, Jul 2 20257pm Wed, Jul 2 20258pm Wed, Jul 2 20259pm Wed, Jul 2 202510pm Wed, Jul 2 202511pm Wed, Jul 2 202512am Thu, Jul 3 20251am Thu, Jul 3 20252am Thu, Jul 3 20253am Thu, Jul 3 20254am Thu, Jul 3 20255am Thu, Jul 3 20256am Thu, Jul 3 20257am Thu, Jul 3 20258am Thu, Jul 3 20259am Thu, Jul 3 202510am Thu, Jul 3 202511am Thu, Jul 3 202512pm Thu, Jul 3 20251pm Thu, Jul 3 20252pm Thu, Jul 3 20253pm Thu, Jul 3 20254pm Thu, Jul 3 20255pm Thu, Jul 3 20256pm Thu, Jul 3 20257pm Thu, Jul 3 20258pm Thu, Jul 3 20259pm Thu, Jul 3 202510pm Thu, Jul 3 202511pm Thu, Jul 3 202512am Fri, Jul 4 20251am Fri, Jul 4 20252am Fri, Jul 4 20253am Fri, Jul 4 20254am Fri, Jul 4 20255am Fri, Jul 4 20256am Fri, Jul 4 20257am Fri, Jul 4 20258am Fri, Jul 4 20259am Fri, Jul 4 202510am Fri, Jul 4 202511am Fri, Jul 4 202512pm Fri, Jul 4 20251pm Fri, Jul 4 20252pm Fri, Jul 4 20253pm Fri, Jul 4 20254pm Fri, Jul 4 20255pm Fri, Jul 4 20256pm Fri, Jul 4 20257pm Fri, Jul 4 20258pm Fri, Jul 4 20259pm Fri, Jul 4 202510pm Fri, Jul 4 202511pm Fri, Jul 4 202512am Sat, Jul 5 20251am Sat, Jul 5 20252am Sat, Jul 5 20253am Sat, Jul 5 20254am Sat, Jul 5 20255am Sat, Jul 5 20256am Sat, Jul 5 20257am Sat, Jul 5 20258am Sat, Jul 5 20259am Sat, Jul 5 202510am Sat, Jul 5 202511am Sat, Jul 5 202512pm Sat, Jul 5 2025

Date	07/01																							07/02
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)	22	21	21	21	21	21	21	22	24	25	26	28	29	29	29	29	28	27	27	24	23	23	22	22
Dewpoint (°C)	19	19	19	21	21	21	21	21	22	22	22	23	22	22	22	22	21	22	22	22	22	21	21	21
Heat Index (°C)									24	25	26	31	32	32	32	32	31	29	28	24
Surface Wind (mph)	6	6	6	6	6	7	8	8	9	10	10	11	11	11	11	11	11	10	9	7	6	6	5	3
Wind Dir	S	S	S	S	S	S	S	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	W	SW	SW	SW	W	SW	W
Gust
Sky Cover (%)	76	77	89	93	92	91	93	96	83	81	61	53	49	69	61	71	80	71	64	75	76	81	87	87
Precipitation Potential (%)	7	6	18	30	42	41	39	38	32	26	14	19	23	27	42	56	70	57	44	31	29	28	26	23
Relative Humidity (%)	87	90	93	100	100	100	100	93	87	85	79	74	67	67	63	63	65	72	74	85	90	90	93	97
Rain	--	--	SChc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	--	SChc	SChc	Chc	Chc	Lkly	Lkly	Lkly	Chc	Chc	Chc	Chc	Chc	SChc
Thunder	--	--	SChc	Chc	SChc	SChc	SChc	--	--	--	--	SChc	SChc	Chc	Chc	Chc	Chc	Chc	Chc	SChc	SChc	SChc	--	--
Date																								07/03
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	21	21	20	20	19	21	22	23	24	26	27	28	28	28	28	27	26	25	23	22	21	20	19
Dewpoint (°C)	21	20	20	20	19	19	19	20	20	20	19	19	18	18	17	17	17	17	17	17	17	17	17	17
Heat Index (°C)										24	26	28	29	29	29	28	28	27	25
Surface Wind (mph)	3	3	2	2	2	2	3	3	5	6	6	7	8	9	9	9	8	7	7	6	5	5	3	3
Wind Dir	SW	SW	SW	SW	SW	SW	SW	SW	SW	W	W	W	W	W	W	W	W	W	W	SW	W	W	W	W
Gust
Sky Cover (%)	94	94	94	97	98	97	99	98	90	80	69	71	72	74	69	65	60	57	53	50	44	37	31	29
Precipitation Potential (%)	20	33	27	22	18	14	8	9	9	9	9	8	8	7	6	6	5	4	4	3	2	2	1	1
Relative Humidity (%)	97	93	97	100	97	97	93	90	84	77	69	62	56	53	51	51	53	56	62	69	73	78	81	85
Rain	SChc	Chc	Chc	SChc	SChc	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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