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Point Forecast: Tysons Corner VA  38.91N 77.22W (Elev. 449 ft)	Last Update: 7:29 pm EDT Aug 9, 2022

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Weather Elements Weather/Precipitation Fire 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 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 Tue, Aug 9 20228pm Tue, Aug 9 20229pm Tue, Aug 9 202210pm Tue, Aug 9 202211pm Tue, Aug 9 202212am Wed, Aug 10 20221am Wed, Aug 10 20222am Wed, Aug 10 20223am Wed, Aug 10 20224am Wed, Aug 10 20225am Wed, Aug 10 20226am Wed, Aug 10 20227am Wed, Aug 10 20228am Wed, Aug 10 20229am Wed, Aug 10 202210am Wed, Aug 10 202211am Wed, Aug 10 202212pm Wed, Aug 10 20221pm Wed, Aug 10 20222pm Wed, Aug 10 20223pm Wed, Aug 10 20224pm Wed, Aug 10 20225pm Wed, Aug 10 20226pm Wed, Aug 10 20227pm Wed, Aug 10 20228pm Wed, Aug 10 20229pm Wed, Aug 10 202210pm Wed, Aug 10 202211pm Wed, Aug 10 202212am Thu, Aug 11 20221am Thu, Aug 11 20222am Thu, Aug 11 20223am Thu, Aug 11 20224am Thu, Aug 11 20225am Thu, Aug 11 20226am Thu, Aug 11 20227am Thu, Aug 11 20228am Thu, Aug 11 20229am Thu, Aug 11 202210am Thu, Aug 11 202211am Thu, Aug 11 202212pm Thu, Aug 11 20221pm Thu, Aug 11 20222pm Thu, Aug 11 20223pm Thu, Aug 11 20224pm Thu, Aug 11 20225pm Thu, Aug 11 20226pm Thu, Aug 11 20227pm Thu, Aug 11 20228pm Thu, Aug 11 20229pm Thu, Aug 11 202210pm Thu, Aug 11 202211pm Thu, Aug 11 202212am Fri, Aug 12 20221am Fri, Aug 12 20222am Fri, Aug 12 20223am Fri, Aug 12 20224am Fri, Aug 12 20225am Fri, Aug 12 20226am Fri, Aug 12 20227am Fri, Aug 12 20228am Fri, Aug 12 20229am Fri, Aug 12 202210am Fri, Aug 12 202211am Fri, Aug 12 202212pm Fri, Aug 12 20221pm Fri, Aug 12 20222pm Fri, Aug 12 20223pm Fri, Aug 12 20224pm Fri, Aug 12 20225pm Fri, Aug 12 20226pm Fri, Aug 12 20227pm Fri, Aug 12 20228pm Fri, Aug 12 20229pm Fri, Aug 12 202210pm Fri, Aug 12 202211pm Fri, Aug 12 202212am Sat, Aug 13 20221am Sat, Aug 13 20222am Sat, Aug 13 20223am Sat, Aug 13 20224am Sat, Aug 13 20225am Sat, Aug 13 20226am Sat, Aug 13 20227am Sat, Aug 13 20228am Sat, Aug 13 20229am Sat, Aug 13 202210am Sat, Aug 13 202211am Sat, Aug 13 202212pm Sat, Aug 13 20221pm Sat, Aug 13 20222pm Sat, Aug 13 20223pm Sat, Aug 13 20224pm Sat, Aug 13 20225pm Sat, Aug 13 20226pm Sat, Aug 13 20227pm Sat, Aug 13 20228pm Sat, Aug 13 20229pm Sat, Aug 13 202210pm Sat, Aug 13 202211pm Sat, Aug 13 202212am Sun, Aug 14 20221am Sun, Aug 14 20222am Sun, Aug 14 20223am Sun, Aug 14 20224am Sun, Aug 14 20225am Sun, Aug 14 20226am Sun, Aug 14 2022

Date	08/09					08/10
Hour (EDT)	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)	90	88	85	82	80	78	78	77	77	76	76	76	76	77	79	82	85	88	89	89	89	88	86	84
Dewpoint (°F)	74	74	74	74	74	74	73	74	73	73	73	73	72	73	73	74	74	74	74	74	74	74	74	74
Heat Index (°F)	99	97	93	88	84	78	78	77	77	76	76	76	76	77	79	88	93	97	98	98	98	97	94	91
Surface Wind (mph)	7	6	3	6	5	2	2	3	3	3	5	3	5	5	5	5	5	5	5	5	5	5	5	6
Wind Dir	NW	W	W	NW	NW	N	N	N	N	NW	N	N	N	N	N	N	N	NW	NW	NW	NW	NW	NW	NW
Gust
Sky Cover (%)	54	65	76	71	66	63	54	41	37	33	29	28	27	33	28	30	35	42	48	55	57	60	73	81
Precipitation Potential (%)	27	47	52	33	20	13	7	3	2	2	4	5	7	7	7	7	11	15	19	33	47	66	73	74
Relative Humidity (%)	60	63	70	77	82	88	85	90	87	90	90	90	87	87	82	77	70	63	61	61	61	63	68	72
Rain	Chc	Chc	Chc	Chc	SChc	--	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc	Chc	Chc	Lkly	Lkly	Lkly
Thunder	Chc	Chc	Chc	Chc	SChc	--	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc	Chc	Chc	Chc	Lkly	Lkly
Date						08/11
Hour (EDT)	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)	81	78	77	76	75	75	74	73	73	73	72	71	71	71	73	75	77	79	81	82	84	84	84	83
Dewpoint (°F)	75	74	74	74	73	73	73	73	71	71	71	71	71	70	69	68	67	66	65	64	64	64	64	64
Heat Index (°F)	87	78	77	76	75	75										75	77	79	83	83	85	85	85	84
Surface Wind (mph)	6	6	5	5	3	3	5	5	5	5	6	6	6	6	7	7	8	8	7	7	7	6	6	6
Wind Dir	NW	NW	W	W	W	W	W	W	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW
Gust
Sky Cover (%)	81	86	85	81	89	91	87	80	77	74	71	71	72	73	64	56	47	42	36	31	27	24	20	19
Precipitation Potential (%)	74	64	59	55	50	49	46	44	44	44	35	35	35	24	24	24	24	24	24	10	10	10	10	10
Relative Humidity (%)	82	88	90	94	94	94	97	100	93	93	97	100	100	97	87	79	71	64	58	55	51	51	51	53
Rain	Lkly	Lkly	Lkly	Lkly	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	SChc	SChc	SChc	SChc	SChc	SChc	--	--	--	--	--
Thunder	Lkly	Lkly	Lkly	Lkly	Chc	Chc	Chc	SChc	SChc	SChc	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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