Point Forecast: Springfield VA  38.79N 77.18W (Elev. 249 ft)	Last Update: 10:30 pm EDT Sep 21, 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: 11pm Sat, Sep 21 202412am Sun, Sep 22 20241am Sun, Sep 22 20242am Sun, Sep 22 20243am Sun, Sep 22 20244am Sun, Sep 22 20245am Sun, Sep 22 20246am Sun, Sep 22 20247am Sun, Sep 22 20248am Sun, Sep 22 20249am Sun, Sep 22 202410am Sun, Sep 22 202411am Sun, Sep 22 202412pm Sun, Sep 22 20241pm Sun, Sep 22 20242pm Sun, Sep 22 20243pm Sun, Sep 22 20244pm Sun, Sep 22 20245pm Sun, Sep 22 20246pm Sun, Sep 22 20247pm Sun, Sep 22 20248pm Sun, Sep 22 20249pm Sun, Sep 22 202410pm Sun, Sep 22 202411pm Sun, Sep 22 202412am Mon, Sep 23 20241am Mon, Sep 23 20242am Mon, Sep 23 20243am Mon, Sep 23 20244am Mon, Sep 23 20245am Mon, Sep 23 20246am Mon, Sep 23 20247am Mon, Sep 23 20248am Mon, Sep 23 20249am Mon, Sep 23 202410am Mon, Sep 23 202411am Mon, Sep 23 202412pm Mon, Sep 23 20241pm Mon, Sep 23 20242pm Mon, Sep 23 20243pm Mon, Sep 23 20244pm Mon, Sep 23 20245pm Mon, Sep 23 20246pm Mon, Sep 23 20247pm Mon, Sep 23 20248pm Mon, Sep 23 20249pm Mon, Sep 23 202410pm Mon, Sep 23 202411pm Mon, Sep 23 202412am Tue, Sep 24 20241am Tue, Sep 24 20242am Tue, Sep 24 20243am Tue, Sep 24 20244am Tue, Sep 24 20245am Tue, Sep 24 20246am Tue, Sep 24 20247am Tue, Sep 24 20248am Tue, Sep 24 20249am Tue, Sep 24 202410am Tue, Sep 24 202411am Tue, Sep 24 202412pm Tue, Sep 24 20241pm Tue, Sep 24 20242pm Tue, Sep 24 20243pm Tue, Sep 24 20244pm Tue, Sep 24 20245pm Tue, Sep 24 20246pm Tue, Sep 24 20247pm Tue, Sep 24 20248pm Tue, Sep 24 20249pm Tue, Sep 24 202410pm Tue, Sep 24 202411pm Tue, Sep 24 202412am Wed, Sep 25 20241am Wed, Sep 25 20242am Wed, Sep 25 20243am Wed, Sep 25 20244am Wed, Sep 25 20245am Wed, Sep 25 20246am Wed, Sep 25 20247am Wed, Sep 25 20248am Wed, Sep 25 20249am Wed, Sep 25 202410am Wed, Sep 25 202411am Wed, Sep 25 202412pm Wed, Sep 25 20241pm Wed, Sep 25 20242pm Wed, Sep 25 20243pm Wed, Sep 25 20244pm Wed, Sep 25 20245pm Wed, Sep 25 20246pm Wed, Sep 25 20247pm Wed, Sep 25 20248pm Wed, Sep 25 20249pm Wed, Sep 25 202410pm Wed, Sep 25 202411pm Wed, Sep 25 202412am Thu, Sep 26 20241am Thu, Sep 26 20242am Thu, Sep 26 20243am Thu, Sep 26 20244am Thu, Sep 26 20245am Thu, Sep 26 20246am Thu, Sep 26 20247am Thu, Sep 26 20248am Thu, Sep 26 20249am Thu, Sep 26 202410am Thu, Sep 26 2024

Date	09/21	09/22
Hour (EDT)	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22
Temperature (°F)	69	68	68	67	67	67	67	66	66	67	67	67	68	69	70	69	70	71	71	70	70	68	67	66
Dewpoint (°F)	68	68	67	67	67	67	67	66	66	66	67	67	67	67	65	65	65	65	65	65	64	64	65	65
Heat Index (°F)
Surface Wind (mph)	5	5	5	5	5	5	5	5	6	6	6	6	7	7	6	6	6	6	6	6	5	3	3	3
Wind Dir	SE	SE	SE	SE	SE	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E	SE
Gust
Sky Cover (%)	62	71	72	72	74	78	83	81	85	85	85	86	85	84	82	75	72	64	52	56	54	58	60	63
Precipitation Potential (%)	50	40	38	35	27	26	25	25	23	19	19	19	20	20	20	9	9	9	5	5	5	2	2	2
Relative Humidity (%)	97	100	97	100	100	100	100	100	100	97	100	100	97	93	84	87	84	81	81	84	81	87	93	97
Rain	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	SChc	SChc	SChc	SChc	SChc	SChc	--	--	--	--	--	--	--	--	--
Thunder	Chc	Chc	Chc	Chc	Chc	Chc	SChc	SChc	SChc	SChc	SChc	SChc	--	--	--	--	--	--	--	--	--	--	--	--
Date		09/23
Hour (EDT)	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22
Temperature (°F)	66	66	65	64	63	63	63	62	62	62	64	66	68	69	71	71	72	72	72	71	70	69	68	67
Dewpoint (°F)	64	63	63	62	62	61	61	61	61	61	61	61	61	61	61	61	61	61	61	61	61	61	61	61
Heat Index (°F)
Surface Wind (mph)	3	3	3	3	3	3	3	3	5	5	5	6	6	6	7	7	7	7	7	7	6	6	6	6
Wind Dir	SE	SE	SE	SE	SE	SE	SE	SE	SE	E	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE
Gust
Sky Cover (%)	66	66	67	68	70	73	74	74	74	73	73	72	72	72	73	74	76	80	81	83	86	87	88	89
Precipitation Potential (%)	1	1	1	2	2	2	3	3	3	9	9	9	9	9	9	17	17	17	17	17	17	25	25	25
Relative Humidity (%)	93	90	93	93	97	93	93	97	97	97	90	84	78	76	71	71	68	68	68	71	73	76	78	81
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc	SChc	SChc	SChc	SChc	Chc	Chc	Chc
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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