Point Forecast: Mount Vernon VA  38.72N 77.11W (Elev. 36 ft)	Last Update: 12:53 pm EST Mar 6, 2026

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Weather Elements Fire Weather Aviation Weather Temperature (°F) Dewpoint (°F) Wind Chill (°F) Surface Wind  ktmphkm/hm/s Sky Cover (%) Precipitation Potential (%) Relative Humidity (%) Rain Thunder Snow Freezing Rain Sleet Fog Mixing Height  x100ftx100m Trans. Wind  ktmphkm/hm/s Vent Rate (x1000 mph-ft) Atmospheric Dispersion Index Low Visibility Occurrence Risk Index Ceiling Height Visibility

48-Hour Period Starting: 1pm Fri, Mar 6 20262pm Fri, Mar 6 20263pm Fri, Mar 6 20264pm Fri, Mar 6 20265pm Fri, Mar 6 20266pm Fri, Mar 6 20267pm Fri, Mar 6 20268pm Fri, Mar 6 20269pm Fri, Mar 6 202610pm Fri, Mar 6 202611pm Fri, Mar 6 202612am Sat, Mar 7 20261am Sat, Mar 7 20262am Sat, Mar 7 20263am Sat, Mar 7 20264am Sat, Mar 7 20265am Sat, Mar 7 20266am Sat, Mar 7 20267am Sat, Mar 7 20268am Sat, Mar 7 20269am Sat, Mar 7 202610am Sat, Mar 7 202611am Sat, Mar 7 202612pm Sat, Mar 7 20261pm Sat, Mar 7 20262pm Sat, Mar 7 20263pm Sat, Mar 7 20264pm Sat, Mar 7 20265pm Sat, Mar 7 20266pm Sat, Mar 7 20267pm Sat, Mar 7 20268pm Sat, Mar 7 20269pm Sat, Mar 7 202610pm Sat, Mar 7 202611pm Sat, Mar 7 202612am Sun, Mar 8 20261am Sun, Mar 8 20262am Sun, Mar 8 20263am Sun, Mar 8 20264am Sun, Mar 8 20265am Sun, Mar 8 20266am Sun, Mar 8 20267am Sun, Mar 8 20268am Sun, Mar 8 20269am Sun, Mar 8 202610am Sun, Mar 8 202611am Sun, Mar 8 202612pm Sun, Mar 8 20261pm Sun, Mar 8 20262pm Sun, Mar 8 20263pm Sun, Mar 8 20264pm Sun, Mar 8 20265pm Sun, Mar 8 20266pm Sun, Mar 8 20267pm Sun, Mar 8 20268pm Sun, Mar 8 20269pm Sun, Mar 8 202610pm Sun, Mar 8 202611pm Sun, Mar 8 202612am Mon, Mar 9 20261am Mon, Mar 9 20262am Mon, Mar 9 20263am Mon, Mar 9 20264am Mon, Mar 9 20265am Mon, Mar 9 20266am Mon, Mar 9 20267am Mon, Mar 9 20268am Mon, Mar 9 20269am Mon, Mar 9 202610am Mon, Mar 9 202611am Mon, Mar 9 202612pm Mon, Mar 9 20261pm Mon, Mar 9 20262pm Mon, Mar 9 20263pm Mon, Mar 9 20264pm Mon, Mar 9 20265pm Mon, Mar 9 20266pm Mon, Mar 9 20267pm Mon, Mar 9 20268pm Mon, Mar 9 20269pm Mon, Mar 9 202610pm Mon, Mar 9 202611pm Mon, Mar 9 202612am Tue, Mar 10 20261am Tue, Mar 10 20262am Tue, Mar 10 20263am Tue, Mar 10 20264am Tue, Mar 10 20265am Tue, Mar 10 20266am Tue, Mar 10 20267am Tue, Mar 10 20268am Tue, Mar 10 20269am Tue, Mar 10 202610am Tue, Mar 10 202611am Tue, Mar 10 202612pm Tue, Mar 10 20261pm Tue, Mar 10 20262pm Tue, Mar 10 20263pm Tue, Mar 10 20264pm Tue, Mar 10 20265pm Tue, Mar 10 20266pm Tue, Mar 10 20267pm Tue, Mar 10 20268pm Tue, Mar 10 20269pm Tue, Mar 10 202610pm Tue, Mar 10 202611pm Tue, Mar 10 202612am Wed, Mar 11 2026

Date	03/06											03/07
Hour (EST)	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12
Temperature (°F)	53	54	56	56	54	52	50	48	48	47	46	45	45	44	44	44	45	44	45	46	46	48	51	53
Dewpoint (°F)	46	47	48	48	47	46	46	44	43	42	41	41	41	41	41	41	42	42	43	43	44	45	47	48
Wind Chill (°F)							48	45	45	44	44	44	44	44	44	44	45	44	45	46	45	46
Surface Wind (mph)	6	6	7	7	7	6	6	6	6	6	5	3	3	2	2	2	2	2	2	2	3	5	6	7
Wind Dir	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E	SE	SE	SE	SE	S	S	S	S
Gust
Sky Cover (%)	73	59	57	56	54	62	66	69	75	72	86	90	92	92	92	92	91	90	94	88	91	92	79	83
Precipitation Potential (%)	4	4	5	6	13	14	18	21	16	16	20	24	19	19	19	20	21	22	9	10	8	8	7	5
Relative Humidity (%)	77	77	74	74	77	80	86	86	83	83	83	86	86	89	89	89	89	93	93	89	93	89	86	83
Rain	--	--	--	--	--	--	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date												03/08
Hour (EST)	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12
Temperature (°F)	56	61	66	70	70	69	67	67	67	67	66	66	66	66	66	65	65	65	65	66	68	69	70	71
Dewpoint (°F)	50	53	56	59	60	61	60	59	59	59	59	60	60	60	59	59	59	59	59	59	59	59	58	57
Wind Chill (°F)
Surface Wind (mph)	8	9	10	10	9	9	8	9	10	10	10	10	10	9	9	9	8	8	7	7	8	8	8	9
Wind Dir	S	S	S	S	S	S	SW	S	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	W	W
Gust									20	21	21	20	20	18	18
Sky Cover (%)	79	41	29	24	29	56	67	67	67	67	71	74	78	78	79	79	82	84	87	86	86	85	86	88
Precipitation Potential (%)	5	5	5	7	10	18	50	50	50	50	50	50	50	50	50	50	50	50	38	38	38	38	38	38
Relative Humidity (%)	80	75	70	68	71	76	78	75	75	75	78	81	81	81	78	81	81	81	81	78	73	70	66	61
Rain	--	--	--	--	--	SChc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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