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Point Forecast: 2 Miles S Washington-Dulles International Airport VA  38.93N 77.45W (Elev. 299 ft)	Last Update: 6:35 pm EST Feb 28, 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: 7pm Sun, Feb 28 20218pm Sun, Feb 28 20219pm Sun, Feb 28 202110pm Sun, Feb 28 202111pm Sun, Feb 28 202112am Mon, Mar 1 20211am Mon, Mar 1 20212am Mon, Mar 1 20213am Mon, Mar 1 20214am Mon, Mar 1 20215am Mon, Mar 1 20216am Mon, Mar 1 20217am Mon, Mar 1 20218am Mon, Mar 1 20219am Mon, Mar 1 202110am Mon, Mar 1 202111am Mon, Mar 1 202112pm Mon, Mar 1 20211pm Mon, Mar 1 20212pm Mon, Mar 1 20213pm Mon, Mar 1 20214pm Mon, Mar 1 20215pm Mon, Mar 1 20216pm Mon, Mar 1 20217pm Mon, Mar 1 20218pm Mon, Mar 1 20219pm Mon, Mar 1 202110pm Mon, Mar 1 202111pm Mon, Mar 1 202112am Tue, Mar 2 20211am Tue, Mar 2 20212am Tue, Mar 2 20213am Tue, Mar 2 20214am Tue, Mar 2 20215am Tue, Mar 2 20216am Tue, Mar 2 20217am Tue, Mar 2 20218am Tue, Mar 2 20219am Tue, Mar 2 202110am Tue, Mar 2 202111am Tue, Mar 2 202112pm Tue, Mar 2 20211pm Tue, Mar 2 20212pm Tue, Mar 2 20213pm Tue, Mar 2 20214pm Tue, Mar 2 20215pm Tue, Mar 2 20216pm Tue, Mar 2 20217pm Tue, Mar 2 20218pm Tue, Mar 2 20219pm Tue, Mar 2 202110pm Tue, Mar 2 202111pm Tue, Mar 2 202112am Wed, Mar 3 20211am Wed, Mar 3 20212am Wed, Mar 3 20213am Wed, Mar 3 20214am Wed, Mar 3 20215am Wed, Mar 3 20216am Wed, Mar 3 20217am Wed, Mar 3 20218am Wed, Mar 3 20219am Wed, Mar 3 202110am Wed, Mar 3 202111am Wed, Mar 3 202112pm Wed, Mar 3 20211pm Wed, Mar 3 20212pm Wed, Mar 3 20213pm Wed, Mar 3 20214pm Wed, Mar 3 20215pm Wed, Mar 3 20216pm Wed, Mar 3 20217pm Wed, Mar 3 20218pm Wed, Mar 3 20219pm Wed, Mar 3 202110pm Wed, Mar 3 202111pm Wed, Mar 3 202112am Thu, Mar 4 20211am Thu, Mar 4 20212am Thu, Mar 4 20213am Thu, Mar 4 20214am Thu, Mar 4 20215am Thu, Mar 4 20216am Thu, Mar 4 20217am Thu, Mar 4 20218am Thu, Mar 4 20219am Thu, Mar 4 202110am Thu, Mar 4 202111am Thu, Mar 4 202112pm Thu, Mar 4 20211pm Thu, Mar 4 20212pm Thu, Mar 4 20213pm Thu, Mar 4 20214pm Thu, Mar 4 20215pm Thu, Mar 4 20216pm Thu, Mar 4 20217pm Thu, Mar 4 20218pm Thu, Mar 4 20219pm Thu, Mar 4 202110pm Thu, Mar 4 202111pm Thu, Mar 4 202112am Fri, Mar 5 20211am Fri, Mar 5 20212am Fri, Mar 5 20213am Fri, Mar 5 20214am Fri, Mar 5 20215am Fri, Mar 5 20216am Fri, Mar 5 2021

Date	02/28					03/01
Hour (EST)	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18
Temperature (°F)	47	47	47	48	49	50	51	50	50	51	51	51	51	51	52	54	53	52	50	50	50	50	49	47
Dewpoint (°F)	46	46	46	47	47	48	49	49	49	50	50	49	50	50	50	49	46	42	38	37	34	31	29	27
Wind Chill (°F)	44	45	45	46	48	48		49	48										44	43	43	43	42	40
Surface Wind (mph)	6	5	5	5	3	5	5	3	5	6	5	6	7	8	10	11	14	16	18	21	21	21	21	21
Wind Dir	SE	SE	SE	S	S	S	S	SW	SW	W	SW	SW	SW	W	W	NW	NW	NW	NW	NW	NW	NW	NW	NW
Gust																20	25	30	34	37	38	40	37	34
Sky Cover (%)	98	98	98	97	97	97	97	97	97	98	97	97	98	97	97	97	96	96	81	75	62	48	35	44
Precipitation Potential (%)	65	56	63	70	77	84	84	85	85	93	100	100	99	83	66	50	33	17	0	0	0	0	0	0
Relative Humidity (%)	96	96	96	96	93	93	93	96	96	96	96	93	96	96	93	83	77	69	63	61	54	48	46	45
Rain	Lkly	Lkly	Lkly	Lkly	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Lkly	Chc	Chc	SChc	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date						03/02
Hour (EST)	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18
Temperature (°F)	44	42	40	38	36	34	33	32	32	31	30	28	28	29	31	33	35	38	40	42	44	44	43	41
Dewpoint (°F)	26	25	24	23	22	21	20	19	17	16	15	15	14	13	12	12	12	12	13	13	14	15	16	18
Wind Chill (°F)	36	33	31	28	26	23	22	21	21	20	19	17	18	19	21	23	26	31	34	37	40	40	39	36
Surface Wind (mph)	21	21	20	18	18	17	17	16	16	16	16	14	11	13	14	14	13	11	9	8	7	7	7	7
Wind Dir	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	W	W	W	S
Gust	32	32	32	32	29	26	24	24	24	24	24	21	18	21	23	24	23	21	18
Sky Cover (%)	37	28	24	15	13	11	11	10	10	9	8	6	4	3	3	3	3	3	4	4	4	4	4	9
Precipitation Potential (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Relative Humidity (%)	49	50	52	54	56	58	58	58	53	53	53	58	55	51	45	41	38	34	33	30	29	30	33	39
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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