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Point Forecast: 2 Miles S Washington-Dulles International Airport VA  38.93N 77.45W (Elev. 299 ft)	Last Update: 7:45 pm EDT May 28, 2023

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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: 9pm Sun, May 28 202310pm Sun, May 28 202311pm Sun, May 28 202312am Mon, May 29 20231am Mon, May 29 20232am Mon, May 29 20233am Mon, May 29 20234am Mon, May 29 20235am Mon, May 29 20236am Mon, May 29 20237am Mon, May 29 20238am Mon, May 29 20239am Mon, May 29 202310am Mon, May 29 202311am Mon, May 29 202312pm Mon, May 29 20231pm Mon, May 29 20232pm Mon, May 29 20233pm Mon, May 29 20234pm Mon, May 29 20235pm Mon, May 29 20236pm Mon, May 29 20237pm Mon, May 29 20238pm Mon, May 29 20239pm Mon, May 29 202310pm Mon, May 29 202311pm Mon, May 29 202312am Tue, May 30 20231am Tue, May 30 20232am Tue, May 30 20233am Tue, May 30 20234am Tue, May 30 20235am Tue, May 30 20236am Tue, May 30 20237am Tue, May 30 20238am Tue, May 30 20239am Tue, May 30 202310am Tue, May 30 202311am Tue, May 30 202312pm Tue, May 30 20231pm Tue, May 30 20232pm Tue, May 30 20233pm Tue, May 30 20234pm Tue, May 30 20235pm Tue, May 30 20236pm Tue, May 30 20237pm Tue, May 30 20238pm Tue, May 30 20239pm Tue, May 30 202310pm Tue, May 30 202311pm Tue, May 30 202312am Wed, May 31 20231am Wed, May 31 20232am Wed, May 31 20233am Wed, May 31 20234am Wed, May 31 20235am Wed, May 31 20236am Wed, May 31 20237am Wed, May 31 20238am Wed, May 31 20239am Wed, May 31 202310am Wed, May 31 202311am Wed, May 31 202312pm Wed, May 31 20231pm Wed, May 31 20232pm Wed, May 31 20233pm Wed, May 31 20234pm Wed, May 31 20235pm Wed, May 31 20236pm Wed, May 31 20237pm Wed, May 31 20238pm Wed, May 31 20239pm Wed, May 31 202310pm Wed, May 31 202311pm Wed, May 31 202312am Thu, Jun 1 20231am Thu, Jun 1 20232am Thu, Jun 1 20233am Thu, Jun 1 20234am Thu, Jun 1 20235am Thu, Jun 1 20236am Thu, Jun 1 20237am Thu, Jun 1 20238am Thu, Jun 1 20239am Thu, Jun 1 202310am Thu, Jun 1 202311am Thu, Jun 1 202312pm Thu, Jun 1 20231pm Thu, Jun 1 20232pm Thu, Jun 1 20233pm Thu, Jun 1 20234pm Thu, Jun 1 20235pm Thu, Jun 1 20236pm Thu, Jun 1 20237pm Thu, Jun 1 20238pm Thu, Jun 1 20239pm Thu, Jun 1 202310pm Thu, Jun 1 202311pm Thu, Jun 1 202312am Fri, Jun 2 20231am Fri, Jun 2 20232am Fri, Jun 2 20233am Fri, Jun 2 20234am Fri, Jun 2 20235am Fri, Jun 2 20236am Fri, Jun 2 20237am Fri, Jun 2 20238am Fri, Jun 2 2023

Date	05/28			05/29
Hour (EDT)	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20
Temperature (°F)	67	66	65	64	63	63	62	61	61	60	60	61	62	65	66	69	69	69	70	68	69	69	66	66
Dewpoint (°F)	54	52	52	53	54	56	56	56	57	56	57	58	61	62	62	63	63	64	64	63	64	63	63	62
Heat Index (°F)
Surface Wind (mph)	6	6	6	6	5	5	5	6	6	6	6	6	7	7	8	8	9	9	10	11	11	11	10	9
Wind Dir	E	E	NE	NE	NE	NE	NE	NE	NE	NE	NE	NE	NE	NE	NE	NE	E	E	E	E	E	E	E	E
Gust																				18	18	18
Sky Cover (%)	89	88	87	87	88	88	88	87	87	88	90	91	91	90	90	90	90	90	90	90	90	89	89	88
Precipitation Potential (%)	14	14	23	23	23	40	40	40	37	37	37	30	30	30	41	41	41	61	61	61	53	53	53	48
Relative Humidity (%)	63	61	63	67	72	78	81	84	87	87	90	90	97	90	87	81	81	84	81	84	84	81	90	87
Rain	SChc	SChc	SChc	SChc	SChc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Lkly	Lkly	Lkly	Chc	Chc	Chc	Chc
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	Chc	Chc	Chc	Chc	Chc	Chc	--
Date				05/30
Hour (EDT)	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20
Temperature (°F)	65	64	63	62	61	59	58	58	57	57	57	58	60	62	65	66	67	68	69	69	70	69	69	67
Dewpoint (°F)	62	61	60	59	58	57	56	55	55	55	55	55	55	56	56	56	57	57	57	58	58	58	57	57
Heat Index (°F)
Surface Wind (mph)	8	8	8	8	9	9	9	8	8	8	8	8	8	9	9	9	9	9	9	9	9	8	8	7
Wind Dir	E	E	E	E	E	NE	NE	NE	NE	NE	NE	NE	NE	NE	NE	NE	E	E	E	E	E	E	E	E
Gust
Sky Cover (%)	86	84	82	78	75	71	80	82	85	84	84	84	82	80	78	77	77	77	78	79	80	80	79	79
Precipitation Potential (%)	48	48	48	48	48	41	41	41	41	41	41	35	35	35	35	35	35	34	34	34	34	34	34	29
Relative Humidity (%)	90	90	90	90	90	93	93	90	93	93	93	90	84	81	73	70	70	68	66	68	66	68	66	70
Rain	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc	SChc	--	--	--	--

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