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Point Forecast: Tysons Corner VA  38.93N 77.25W (Elev. 377 ft)	Last Update: 12:30 am EST Dec 2, 2021

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Weather Elements Weather/Precipitation Fire 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 Haines Index Lightning Activity Level Trans. Wind  ktmphkm/hm/s Vent Rate (x1000 mph-ft) Atmospheric Dispersion Index Low Visibility Occurrence Risk Index

48-Hour Period Starting: 3am Thu, Dec 2 20214am Thu, Dec 2 20215am Thu, Dec 2 20216am Thu, Dec 2 20217am Thu, Dec 2 20218am Thu, Dec 2 20219am Thu, Dec 2 202110am Thu, Dec 2 202111am Thu, Dec 2 202112pm Thu, Dec 2 20211pm Thu, Dec 2 20212pm Thu, Dec 2 20213pm Thu, Dec 2 20214pm Thu, Dec 2 20215pm Thu, Dec 2 20216pm Thu, Dec 2 20217pm Thu, Dec 2 20218pm Thu, Dec 2 20219pm Thu, Dec 2 202110pm Thu, Dec 2 202111pm Thu, Dec 2 202112am Fri, Dec 3 20211am Fri, Dec 3 20212am Fri, Dec 3 20213am Fri, Dec 3 20214am Fri, Dec 3 20215am Fri, Dec 3 20216am Fri, Dec 3 20217am Fri, Dec 3 20218am Fri, Dec 3 20219am Fri, Dec 3 202110am Fri, Dec 3 202111am Fri, Dec 3 202112pm Fri, Dec 3 20211pm Fri, Dec 3 20212pm Fri, Dec 3 20213pm Fri, Dec 3 20214pm Fri, Dec 3 20215pm Fri, Dec 3 20216pm Fri, Dec 3 20217pm Fri, Dec 3 20218pm Fri, Dec 3 20219pm Fri, Dec 3 202110pm Fri, Dec 3 202111pm Fri, Dec 3 202112am Sat, Dec 4 20211am Sat, Dec 4 20212am Sat, Dec 4 20213am Sat, Dec 4 20214am Sat, Dec 4 20215am Sat, Dec 4 20216am Sat, Dec 4 20217am Sat, Dec 4 20218am Sat, Dec 4 20219am Sat, Dec 4 202110am Sat, Dec 4 202111am Sat, Dec 4 202112pm Sat, Dec 4 20211pm Sat, Dec 4 20212pm Sat, Dec 4 20213pm Sat, Dec 4 20214pm Sat, Dec 4 20215pm Sat, Dec 4 20216pm Sat, Dec 4 20217pm Sat, Dec 4 20218pm Sat, Dec 4 20219pm Sat, Dec 4 202110pm Sat, Dec 4 202111pm Sat, Dec 4 202112am Sun, Dec 5 20211am Sun, Dec 5 20212am Sun, Dec 5 20213am Sun, Dec 5 20214am Sun, Dec 5 20215am Sun, Dec 5 20216am Sun, Dec 5 20217am Sun, Dec 5 20218am Sun, Dec 5 20219am Sun, Dec 5 202110am Sun, Dec 5 202111am Sun, Dec 5 202112pm Sun, Dec 5 20211pm Sun, Dec 5 20212pm Sun, Dec 5 20213pm Sun, Dec 5 20214pm Sun, Dec 5 20215pm Sun, Dec 5 20216pm Sun, Dec 5 20217pm Sun, Dec 5 20218pm Sun, Dec 5 20219pm Sun, Dec 5 202110pm Sun, Dec 5 202111pm Sun, Dec 5 202112am Mon, Dec 6 20211am Mon, Dec 6 20212am Mon, Dec 6 20213am Mon, Dec 6 20214am Mon, Dec 6 20215am Mon, Dec 6 20216am Mon, Dec 6 20217am Mon, Dec 6 20218am Mon, Dec 6 20219am Mon, Dec 6 202110am Mon, Dec 6 202111am Mon, Dec 6 202112pm Mon, Dec 6 20211pm Mon, Dec 6 20212pm Mon, Dec 6 2021

Date	12/02																					12/03
Hour (EST)	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02
Temperature (°F)	45	45	45	43	43	45	51	55	60	61	64	67	65	63	60	58	58	57	56	55	55	54	53	53
Dewpoint (°F)	34	34	35	35	37	39	39	40	41	42	42	42	41	41	41	41	41	40	39	38	36	34	32	31
Wind Chill (°F)	41	41	41	39	39	40
Surface Wind (mph)	7	7	7	7	7	9	10	11	13	14	16	17	17	17	15	14	14	14	13	13	11	11	10	10
Wind Dir	S	S	S	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	W	W	W	W	W	W	W	W	W
Gust									20	22	24	26	26	24	21	20	18	18	18
Sky Cover (%)	64	53	36	34	23	43	37	64	70	76	70	50	38	39	37	39	29	20	21	26	20	25	33	32
Precipitation Potential (%)	7	4	3	2	2	3	4	4	5	5	2	2	4	5	5	4	3	3	3	0	0	0	1	1
Relative Humidity (%)	65	65	68	73	79	79	63	57	49	49	45	40	41	44	49	53	53	53	53	53	49	46	44	43
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date																						12/04
Hour (EST)	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02
Temperature (°F)	52	51	50	50	49	50	51	53	54	55	55	56	56	55	53	50	48	46	46	45	44	43	43	43
Dewpoint (°F)	30	29	28	27	25	25	26	26	26	25	25	25	25	25	26	27	28	31	30	30	30	31	31	31
Wind Chill (°F)			47	47	47	47										48	45	44	45	45	44	43	43	43
Surface Wind (mph)	9	9	8	7	6	7	8	9	9	9	9	9	8	7	7	6	6	5	3	2	1	1	2	2
Wind Dir	W	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	N	N	N	E	SE	SE	S	SW	SW
Gust							18	22	23	22	21	20
Sky Cover (%)	23	33	17	16	11	13	16	17	21	30	34	40	51	55	49	38	32	32	32	32	34	39	41	42
Precipitation Potential (%)	1	0	0	0	0	0	0	0	0	0	1	1	1	1	1	1	0	0	0	0	0	0	2	2
Relative Humidity (%)	43	42	42	41	39	37	37	35	34	31	31	30	30	31	35	41	46	55	53	55	57	62	62	62
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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