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Point Forecast: Chevy Chase MD  38.98N 77.09W (Elev. 344 ft)	Last Update: 4:30 pm EDT Oct 13, 2019

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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)

48-Hour Period Starting: 6pm Sun, Oct 13 20197pm Sun, Oct 13 20198pm Sun, Oct 13 20199pm Sun, Oct 13 201910pm Sun, Oct 13 201911pm Sun, Oct 13 201912am Mon, Oct 14 20191am Mon, Oct 14 20192am Mon, Oct 14 20193am Mon, Oct 14 20194am Mon, Oct 14 20195am Mon, Oct 14 20196am Mon, Oct 14 20197am Mon, Oct 14 20198am Mon, Oct 14 20199am Mon, Oct 14 201910am Mon, Oct 14 201911am Mon, Oct 14 201912pm Mon, Oct 14 20191pm Mon, Oct 14 20192pm Mon, Oct 14 20193pm Mon, Oct 14 20194pm Mon, Oct 14 20195pm Mon, Oct 14 20196pm Mon, Oct 14 20197pm Mon, Oct 14 20198pm Mon, Oct 14 20199pm Mon, Oct 14 201910pm Mon, Oct 14 201911pm Mon, Oct 14 201912am Tue, Oct 15 20191am Tue, Oct 15 20192am Tue, Oct 15 20193am Tue, Oct 15 20194am Tue, Oct 15 20195am Tue, Oct 15 20196am Tue, Oct 15 20197am Tue, Oct 15 20198am Tue, Oct 15 20199am Tue, Oct 15 201910am Tue, Oct 15 201911am Tue, Oct 15 201912pm Tue, Oct 15 20191pm Tue, Oct 15 20192pm Tue, Oct 15 20193pm Tue, Oct 15 20194pm Tue, Oct 15 20195pm Tue, Oct 15 20196pm Tue, Oct 15 20197pm Tue, Oct 15 20198pm Tue, Oct 15 20199pm Tue, Oct 15 201910pm Tue, Oct 15 201911pm Tue, Oct 15 201912am Wed, Oct 16 20191am Wed, Oct 16 20192am Wed, Oct 16 20193am Wed, Oct 16 20194am Wed, Oct 16 20195am Wed, Oct 16 20196am Wed, Oct 16 20197am Wed, Oct 16 20198am Wed, Oct 16 20199am Wed, Oct 16 201910am Wed, Oct 16 201911am Wed, Oct 16 201912pm Wed, Oct 16 20191pm Wed, Oct 16 20192pm Wed, Oct 16 20193pm Wed, Oct 16 20194pm Wed, Oct 16 20195pm Wed, Oct 16 20196pm Wed, Oct 16 20197pm Wed, Oct 16 20198pm Wed, Oct 16 20199pm Wed, Oct 16 201910pm Wed, Oct 16 201911pm Wed, Oct 16 201912am Thu, Oct 17 20191am Thu, Oct 17 20192am Thu, Oct 17 20193am Thu, Oct 17 20194am Thu, Oct 17 20195am Thu, Oct 17 20196am Thu, Oct 17 20197am Thu, Oct 17 20198am Thu, Oct 17 20199am Thu, Oct 17 201910am Thu, Oct 17 201911am Thu, Oct 17 201912pm Thu, Oct 17 20191pm Thu, Oct 17 20192pm Thu, Oct 17 20193pm Thu, Oct 17 20194pm Thu, Oct 17 20195pm Thu, Oct 17 20196pm Thu, Oct 17 20197pm Thu, Oct 17 20198pm Thu, Oct 17 20199pm Thu, Oct 17 201910pm Thu, Oct 17 201911pm Thu, Oct 17 201912am Fri, Oct 18 20191am Fri, Oct 18 20192am Fri, Oct 18 20193am Fri, Oct 18 20194am Fri, Oct 18 20195am Fri, Oct 18 2019

Date	10/13						10/14
Hour (EDT)	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17
Temperature (°F)	63	61	58	57	56	55	55	54	54	54	53	53	53	53	52	56	60	65	69	71	73	74	74	73
Dewpoint (°F)	48	50	52	52	53	53	53	53	52	51	51	50	49	49	48	47	47	46	45	43	42	42	42	43
Heat Index (°F)
Surface Wind (mph)	6	6	6	5	5	3	2	2	2	2	3	3	3	3	3	5	5	6	6	6	6	6	7	7
Wind Dir	S	SE	SE	S	S	S	S	SW	SW	SW	W	W	W	NW	NW	NW	NW	NW	W	W	W	W	W	W
Gust
Sky Cover (%)	66	63	59	57	53	51	51	50	49	47	44	42	40	35	33	25	10	2	3	4	5	5	3	2
Precipitation Potential (%)	20	20	16	16	16	10	10	10	6	6	6	1	1	1	0	0	0	0	0	0	0	0	0	0
Relative Humidity (%)	58	67	80	83	90	93	93	96	93	90	93	89	86	86	80	67	58	48	43	38	35	34	35	38
Rain	SChc	SChc	SChc	SChc	SChc	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date							10/15
Hour (EDT)	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17
Temperature (°F)	71	68	65	59	58	56	55	55	54	54	53	52	52	51	52	56	59	63	65	67	69	69	69	68
Dewpoint (°F)	44	45	46	46	46	45	45	44	44	44	43	43	43	43	43	43	43	43	43	43	43	43	44	45
Heat Index (°F)
Surface Wind (mph)	6	6	5	5	5	5	5	3	3	3	5	5	3	3	2	2	3	3	3	2	2	3	5	6
Wind Dir	W	W	W	W	NW	NW	NW	N	N	N	N	N	N	N	N	N	NE	NE	E	SE	SE	SE	S	S
Gust
Sky Cover (%)	2	2	2	2	1	1	2	3	3	2	1	0	1	4	5	4	3	2	5	12	15	14	11	9
Precipitation Potential (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Relative Humidity (%)	43	50	58	62	64	66	69	66	69	69	69	71	71	74	71	62	55	48	45	42	39	39	40	43
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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