Point Forecast: Lorton VA  38.71N 77.26W (Elev. 76 m)	Last Update: 10:30 pm EDT Jun 30, 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 Vent Rate (x1000 mph-m) Atmospheric Dispersion Index Low Visibility Occurrence Risk Index Ceiling Height Visibility

48-Hour Period Starting: 12am 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 202510am Sat, Jul 5 202511am Sat, Jul 5 2025

Date	07/01
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)	26	26	26	25	25	25	24	25	26	27	29	30	31	31	31	31	29	27	26	26	26	24	24	23
Dewpoint (°C)	23	23	23	23	23	23	22	23	23	24	24	24	24	24	24	24	24	24	24	24	24	23	23	23
Heat Index (°C)	26	26	26	25	25	25	24	25	26	31	34	36	37	37	37	37	34	31	26	26	26	24	24
Surface Wind (mph)	7	7	7	8	8	8	8	8	8	8	8	9	9	9	9	10	9	9	8	6	6	5	3	3
Wind Dir	S	SW	SW	S	S	S	SW	SW	SW	SW	SW	SW	SW	S	SW	SW	SW	W	NW	SW	SW	NW	W	SW
Gust
Sky Cover (%)	58	59	47	44	39	27	31	26	22	30	17	51	55	59	59	75	88	84	85	86	84	81	83	85
Precipitation Potential (%)	25	19	9	8	7	6	5	5	9	11	9	26	32	38	38	62	79	73	73	78	65	65	65	65
Relative Humidity (%)	85	88	85	87	87	87	87	87	88	85	77	72	70	68	68	68	75	85	91	88	91	94	94	97
Rain	Chc	SChc	--	--	--	--	--	--	--	--	--	Chc	Chc	Chc	Chc	Lkly	Ocnl	Lkly	Lkly	Ocnl	Lkly	Lkly	Lkly	Lkly
Thunder	SChc	SChc	--	--	--	--	--	--	--	--	--	SChc	SChc	SChc	Chc	Lkly	Lkly	Lkly	Lkly	Lkly	Chc	Chc	Chc	Chc
Date	07/02
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)	23	23	23	23	23	22	22	22	23	23	24	26	27	28	28	28	28	28	27	27	26	25	24	23
Dewpoint (°C)	23	23	23	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22
Heat Index (°C)											24	26	29	31	31	31	31	31	29	29	26	25	24
Surface Wind (mph)	3	3	3	3	3	3	5	5	6	6	6	6	6	6	6	6	5	5	3	3	2	2	2	2
Wind Dir	SW	SW	SW	SW	W	W	W	W	W	NW	NW	NW	NW	NW	NW	NW	W	W	SW	S	S	S	SW	SW
Gust
Sky Cover (%)	85	84	84	82	80	78	75	71	68	63	58	53	47	42	36	36	35	35	35	35	21	22	22	23
Precipitation Potential (%)	65	65	33	33	33	33	33	33	19	19	19	19	19	19	19	19	19	19	19	19	7	7	7	7
Relative Humidity (%)	97	97	97	97	97	97	97	97	93	90	87	82	77	72	70	70	70	72	74	77	79	85	85	90
Rain	Lkly	Lkly	Chc	Chc	Chc	Chc	Chc	Chc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	--	--	--	--
Thunder	Chc	Chc	--	--	--	--	--	--	--	--	--	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	--	--	--	--

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