Point Forecast: Portland International Jetport ME  43.65N 70.3W (Elev. 52 ft)	Last Update: 9:56 pm EDT Jun 30, 2025

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Weather Elements Fire Weather Aviation Weather Temperature (°F) Dewpoint (°F) Heat Index (°F) 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-ft) Ceiling Height Visibility

48-Hour Period Starting: 10pm Mon, Jun 30 202511pm Mon, Jun 30 202512am Tue, Jul 1 20251am 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 2025

Date	06/30		07/01
Hour (EDT)	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21
Temperature (°F)	66	66	65	65	64	64	64	64	65	66	68	69	71	72	74	75	77	77	77	78	76	75	74	74
Dewpoint (°F)	63	63	63	63	64	64	64	64	64	65	66	67	67	68	68	69	70	70	70	70	70	70	70	70
Heat Index (°F)																75	77	77	77	78	76	75
Surface Wind (mph)	6	6	6	5	5	5	6	6	6	6	6	7	9	10	11	11	13	13	11	11	10	9	9	8
Wind Dir	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	SW	SW	SW
Gust														20	22	22	23	23	22	22	20
Sky Cover (%)	36	47	53	58	64	68	73	77	80	83	86	85	84	84	77	69	62	62	62	62	64	65	67	68
Precipitation Potential (%)	3	4	5	6	7	10	12	15	25	36	46	44	42	40	46	51	56	53	50	48	42	36	30	24
Relative Humidity (%)	90	90	93	93	100	100	100	100	97	97	93	93	87	87	82	82	79	79	79	76	82	84	87	87
Rain	--	--	--	--	--	--	--	SChc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Lkly	Chc	Chc	Chc	Chc	Chc	Chc	SChc
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc	SChc	SChc	SChc	SChc	SChc	Chc	Chc	SChc	SChc
Date			07/02
Hour (EDT)	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21
Temperature (°F)	73	73	72	71	70	69	68	67	69	72	74	76	78	80	81	82	83	83	82	82	80	77	75	74
Dewpoint (°F)	69	69	69	68	68	67	67	66	67	67	68	67	67	66	65	65	64	64	63	63	63	63	63	63
Heat Index (°F)												76	78	82	83	84	84	84	83	83	81	77	75
Surface Wind (mph)	8	8	7	7	7	7	7	7	6	6	6	7	7	8	9	9	10	10	10	10	9	7	6	6
Wind Dir	SW	SW	SW	SW	SW	SW	W	W	W	W	W	W	W	W	W	SW	SW	SW	SW	SW	SW	SW	SW	W
Gust																	20	20	20	20
Sky Cover (%)	68	69	71	72	74	75	75	76	75	73	72	71	70	69	63	57	51	47	44	40	38	36	34	29
Precipitation Potential (%)	19	13	12	12	11	11	10	10	9	8	7	6	5	4	3	2	2	2	1	1	1	1	1	1
Relative Humidity (%)	87	87	90	90	93	93	97	97	93	84	82	74	69	62	58	56	53	53	53	53	56	62	66	69
Rain	SChc	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	SChc	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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