Point Forecast: Merrifield VA  38.87N 77.26W (Elev. 299 ft)	Last Update: 4:30 pm EDT May 3, 2024

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Weather Elements Fire Weather Aviation 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 Ceiling Height Visibility

48-Hour Period Starting: 7pm Fri, May 3 20248pm Fri, May 3 20249pm Fri, May 3 202410pm Fri, May 3 202411pm Fri, May 3 202412am Sat, May 4 20241am Sat, May 4 20242am Sat, May 4 20243am Sat, May 4 20244am Sat, May 4 20245am Sat, May 4 20246am Sat, May 4 20247am Sat, May 4 20248am Sat, May 4 20249am Sat, May 4 202410am Sat, May 4 202411am Sat, May 4 202412pm Sat, May 4 20241pm Sat, May 4 20242pm Sat, May 4 20243pm Sat, May 4 20244pm Sat, May 4 20245pm Sat, May 4 20246pm Sat, May 4 20247pm Sat, May 4 20248pm Sat, May 4 20249pm Sat, May 4 202410pm Sat, May 4 202411pm Sat, May 4 202412am Sun, May 5 20241am Sun, May 5 20242am Sun, May 5 20243am Sun, May 5 20244am Sun, May 5 20245am Sun, May 5 20246am Sun, May 5 20247am Sun, May 5 20248am Sun, May 5 20249am Sun, May 5 202410am Sun, May 5 202411am Sun, May 5 202412pm Sun, May 5 20241pm Sun, May 5 20242pm Sun, May 5 20243pm Sun, May 5 20244pm Sun, May 5 20245pm Sun, May 5 20246pm Sun, May 5 20247pm Sun, May 5 20248pm Sun, May 5 20249pm Sun, May 5 202410pm Sun, May 5 202411pm Sun, May 5 202412am Mon, May 6 20241am Mon, May 6 20242am Mon, May 6 20243am Mon, May 6 20244am Mon, May 6 20245am Mon, May 6 20246am Mon, May 6 20247am Mon, May 6 20248am Mon, May 6 20249am Mon, May 6 202410am Mon, May 6 202411am Mon, May 6 202412pm Mon, May 6 20241pm Mon, May 6 20242pm Mon, May 6 20243pm Mon, May 6 20244pm Mon, May 6 20245pm Mon, May 6 20246pm Mon, May 6 20247pm Mon, May 6 20248pm Mon, May 6 20249pm Mon, May 6 202410pm Mon, May 6 202411pm Mon, May 6 202412am Tue, May 7 20241am Tue, May 7 20242am Tue, May 7 20243am Tue, May 7 20244am Tue, May 7 20245am Tue, May 7 20246am Tue, May 7 20247am Tue, May 7 20248am Tue, May 7 20249am Tue, May 7 202410am Tue, May 7 202411am Tue, May 7 202412pm Tue, May 7 20241pm Tue, May 7 20242pm Tue, May 7 20243pm Tue, May 7 20244pm Tue, May 7 20245pm Tue, May 7 20246pm Tue, May 7 20247pm Tue, May 7 20248pm Tue, May 7 20249pm Tue, May 7 202410pm Tue, May 7 202411pm Tue, May 7 202412am Wed, May 8 20241am Wed, May 8 20242am Wed, May 8 20243am Wed, May 8 20244am Wed, May 8 20245am Wed, May 8 20246am Wed, May 8 2024

Date	05/03					05/04
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)	67	65	63	61	58	57	55	54	54	53	53	53	54	55	55	55	55	55	56	57	57	57	57	57
Dewpoint (°F)	54	52	50	50	49	49	49	49	49	49	49	49	50	51	51	52	52	52	52	52	53	53	52	52
Heat Index (°F)
Surface Wind (mph)	13	11	10	9	9	8	8	8	7	7	8	7	7	7	7	7	8	9	9	9	9	10	10	9
Wind Dir	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E
Gust	20	18
Sky Cover (%)	68	66	73	77	79	84	90	95	97	98	100	100	100	100	100	100	100	100	100	100	100	100	100	100
Precipitation Potential (%)	5	9	12	15	27	38	49	61	62	63	63	67	74	77	77	77	82	82	82	80	80	80	57	57
Relative Humidity (%)	63	63	62	67	72	75	80	83	83	86	86	86	86	86	86	90	90	90	86	83	86	86	83	83
Rain	--	--	--	SChc	Chc	Chc	Chc	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Lkly	Lkly
Thunder	--	--	--	--	--	SChc	SChc	SChc	SChc	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date						05/05
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)	57	56	56	56	56	57	57	57	57	57	57	57	58	59	60	62	64	65	67	68	70	70	70	70
Dewpoint (°F)	52	52	52	52	51	51	51	52	53	53	54	55	55	56	57	58	59	60	61	62	63	63	63	63
Heat Index (°F)
Surface Wind (mph)	8	8	8	9	9	9	9	9	9	8	8	8	9	9	9	9	9	9	9	9	9	9	8	8
Wind Dir	E	E	E	E	E	E	E	E	E	E	E	E	SE	SE	SE	SE	SE	SE	S	S	S	S	S	S
Gust
Sky Cover (%)	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	97
Precipitation Potential (%)	57	76	76	76	76	76	76	93	93	93	93	93	93	83	83	83	83	83	83	65	65	65	65	65
Relative Humidity (%)	83	86	86	86	83	80	80	83	86	86	90	93	90	90	90	87	84	84	81	81	78	78	78	78
Rain	Lkly	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Lkly	Lkly	Lkly	Lkly	Lkly
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc	SChc	SChc	SChc

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