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Point Forecast: 2 Miles S Washington-Dulles International Airport VA  38.93N 77.45W (Elev. 299 ft)	Last Update: 4:30 am EDT May 24, 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: 7am Tue, May 24 20228am Tue, May 24 20229am Tue, May 24 202210am Tue, May 24 202211am Tue, May 24 202212pm Tue, May 24 20221pm Tue, May 24 20222pm Tue, May 24 20223pm Tue, May 24 20224pm Tue, May 24 20225pm Tue, May 24 20226pm Tue, May 24 20227pm Tue, May 24 20228pm Tue, May 24 20229pm Tue, May 24 202210pm Tue, May 24 202211pm Tue, May 24 202212am Wed, May 25 20221am Wed, May 25 20222am Wed, May 25 20223am Wed, May 25 20224am Wed, May 25 20225am Wed, May 25 20226am Wed, May 25 20227am Wed, May 25 20228am Wed, May 25 20229am Wed, May 25 202210am Wed, May 25 202211am Wed, May 25 202212pm Wed, May 25 20221pm Wed, May 25 20222pm Wed, May 25 20223pm Wed, May 25 20224pm Wed, May 25 20225pm Wed, May 25 20226pm Wed, May 25 20227pm Wed, May 25 20228pm Wed, May 25 20229pm Wed, May 25 202210pm Wed, May 25 202211pm Wed, May 25 202212am Thu, May 26 20221am Thu, May 26 20222am Thu, May 26 20223am Thu, May 26 20224am Thu, May 26 20225am Thu, May 26 20226am Thu, May 26 20227am Thu, May 26 20228am Thu, May 26 20229am Thu, May 26 202210am Thu, May 26 202211am Thu, May 26 202212pm Thu, May 26 20221pm Thu, May 26 20222pm Thu, May 26 20223pm Thu, May 26 20224pm Thu, May 26 20225pm Thu, May 26 20226pm Thu, May 26 20227pm Thu, May 26 20228pm Thu, May 26 20229pm Thu, May 26 202210pm Thu, May 26 202211pm Thu, May 26 202212am Fri, May 27 20221am Fri, May 27 20222am Fri, May 27 20223am Fri, May 27 20224am Fri, May 27 20225am Fri, May 27 20226am Fri, May 27 20227am Fri, May 27 20228am Fri, May 27 20229am Fri, May 27 202210am Fri, May 27 202211am Fri, May 27 202212pm Fri, May 27 20221pm Fri, May 27 20222pm Fri, May 27 20223pm Fri, May 27 20224pm Fri, May 27 20225pm Fri, May 27 20226pm Fri, May 27 20227pm Fri, May 27 20228pm Fri, May 27 20229pm Fri, May 27 202210pm Fri, May 27 202211pm Fri, May 27 202212am Sat, May 28 20221am Sat, May 28 20222am Sat, May 28 20223am Sat, May 28 20224am Sat, May 28 20225am Sat, May 28 20226am Sat, May 28 20227am Sat, May 28 20228am Sat, May 28 20229am Sat, May 28 202210am Sat, May 28 202211am Sat, May 28 202212pm Sat, May 28 20221pm Sat, May 28 20222pm Sat, May 28 20223pm Sat, May 28 20224pm Sat, May 28 20225pm Sat, May 28 20226pm Sat, May 28 2022

Date	05/24																	05/25
Hour (EDT)	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06
Temperature (°F)	58	59	59	58	59	60	61	62	62	61	61	61	61	61	59	58	56	55	55	54	54	54	54	55
Dewpoint (°F)	57	57	56	56	57	57	57	56	55	54	54	53	52	52	52	52	52	52	52	52	52	51	52	51
Heat Index (°F)
Surface Wind (mph)	6	6	6	6	6	6	7	7	7	6	6	6	5	5	3	3	2	2	2	2	3	3	5	5
Wind Dir	E	E	E	E	E	E	E	E	E	E	E	E	NE	NE	NE	NE	NE	NE	NE	NE	NE	N	N	NE
Gust
Sky Cover (%)	100	100	97	95	93	91	89	87	89	90	92	91	90	89	88	88	87	76	77	77	84	79	84	85
Precipitation Potential (%)	67	62	62	62	45	45	45	34	34	34	23	23	23	18	18	18	18	18	18	23	23	23	23	23
Relative Humidity (%)	96	96	90	90	90	90	87	84	81	78	78	75	75	75	78	80	86	90	90	93	93	90	93	86
Rain	Lkly	Lkly	Lkly	Lkly	Chc	Chc	Chc	Chc	Chc	Chc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date																		05/26
Hour (EDT)	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06
Temperature (°F)	55	56	57	59	60	62	64	65	66	66	66	65	64	63	62	61	60	59	58	58	57	57	57	57
Dewpoint (°F)	52	52	52	53	53	53	54	54	54	54	54	54	53	53	53	53	53	53	54	54	55	55	56	56
Heat Index (°F)
Surface Wind (mph)	6	6	6	6	6	6	6	6	6	6	6	5	5	5	5	5	5	5	3	3	3	2	2	3
Wind Dir	NE	NE	NE	NE	NE	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E
Gust
Sky Cover (%)	87	88	88	88	88	87	87	87	87	84	85	85	87	89	89	88	87	86	86	87	88	89	90	89
Precipitation Potential (%)	23	22	22	22	22	22	22	21	21	21	21	21	21	16	16	16	16	16	16	22	22	22	22	22
Relative Humidity (%)	90	86	83	80	78	72	70	68	65	65	65	68	67	70	72	75	78	80	86	86	93	93	96	96
Rain	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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