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Point Forecast: Mount Vernon VA  38.72N 77.11W (Elev. 36 ft)	Last Update: 9:35 am EST Dec 13, 2019

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Weather Elements Weather/Precipitation Fire Weather Temperature (°F) Dewpoint (°F) Wind Chill (°F) Surface Wind  ktmphkm/hm/s Sky Cover (%) Precipitation Potential (%) Relative Humidity (%) Rain Thunder Snow Freezing Rain Sleet Fog Mixing Height  x100ftx100m Haines Index Lightning Activity Level Trans. Wind  ktmphkm/hm/s Vent Rate (x1000 mph-ft)

48-Hour Period Starting: 9am Fri, Dec 13 201910am Fri, Dec 13 201911am Fri, Dec 13 201912pm Fri, Dec 13 20191pm Fri, Dec 13 20192pm Fri, Dec 13 20193pm Fri, Dec 13 20194pm Fri, Dec 13 20195pm Fri, Dec 13 20196pm Fri, Dec 13 20197pm Fri, Dec 13 20198pm Fri, Dec 13 20199pm Fri, Dec 13 201910pm Fri, Dec 13 201911pm Fri, Dec 13 201912am Sat, Dec 14 20191am Sat, Dec 14 20192am Sat, Dec 14 20193am Sat, Dec 14 20194am Sat, Dec 14 20195am Sat, Dec 14 20196am Sat, Dec 14 20197am Sat, Dec 14 20198am Sat, Dec 14 20199am Sat, Dec 14 201910am Sat, Dec 14 201911am Sat, Dec 14 201912pm Sat, Dec 14 20191pm Sat, Dec 14 20192pm Sat, Dec 14 20193pm Sat, Dec 14 20194pm Sat, Dec 14 20195pm Sat, Dec 14 20196pm Sat, Dec 14 20197pm Sat, Dec 14 20198pm Sat, Dec 14 20199pm Sat, Dec 14 201910pm Sat, Dec 14 201911pm Sat, Dec 14 201912am Sun, Dec 15 20191am Sun, Dec 15 20192am Sun, Dec 15 20193am Sun, Dec 15 20194am Sun, Dec 15 20195am Sun, Dec 15 20196am Sun, Dec 15 20197am Sun, Dec 15 20198am Sun, Dec 15 20199am Sun, Dec 15 201910am Sun, Dec 15 201911am Sun, Dec 15 201912pm Sun, Dec 15 20191pm Sun, Dec 15 20192pm Sun, Dec 15 20193pm Sun, Dec 15 20194pm Sun, Dec 15 20195pm Sun, Dec 15 20196pm Sun, Dec 15 20197pm Sun, Dec 15 20198pm Sun, Dec 15 20199pm Sun, Dec 15 201910pm Sun, Dec 15 201911pm Sun, Dec 15 201912am Mon, Dec 16 20191am Mon, Dec 16 20192am Mon, Dec 16 20193am Mon, Dec 16 20194am Mon, Dec 16 20195am Mon, Dec 16 20196am Mon, Dec 16 20197am Mon, Dec 16 20198am Mon, Dec 16 20199am Mon, Dec 16 201910am Mon, Dec 16 201911am Mon, Dec 16 201912pm Mon, Dec 16 20191pm Mon, Dec 16 20192pm Mon, Dec 16 20193pm Mon, Dec 16 20194pm Mon, Dec 16 20195pm Mon, Dec 16 20196pm Mon, Dec 16 20197pm Mon, Dec 16 20198pm Mon, Dec 16 20199pm Mon, Dec 16 201910pm Mon, Dec 16 201911pm Mon, Dec 16 201912am Tue, Dec 17 20191am Tue, Dec 17 20192am Tue, Dec 17 20193am Tue, Dec 17 20194am Tue, Dec 17 20195am Tue, Dec 17 20196am Tue, Dec 17 20197am Tue, Dec 17 20198am Tue, Dec 17 20199am Tue, Dec 17 201910am Tue, Dec 17 201911am Tue, Dec 17 201912pm Tue, Dec 17 20191pm Tue, Dec 17 20192pm Tue, Dec 17 20193pm Tue, Dec 17 20194pm Tue, Dec 17 20195pm Tue, Dec 17 20196pm Tue, Dec 17 20197pm Tue, Dec 17 20198pm Tue, Dec 17 2019

Date	12/13															12/14
Hour (EST)	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08
Temperature (°F)	37	38	40	41	43	43	44	44	44	45	45	45	45	46	46	47	47	47	47	47	48	48	49	49
Dewpoint (°F)	34	35	37	36	37	38	39	40	40	40	41	41	42	44	44	44	44	44	44	45	45	45	45	45
Wind Chill (°F)	34	36	38	39	41	41	42	42	42	44	44	44	43	44	44	45	45	45	45	45	47	48	49	49
Surface Wind (mph)	3	3	3	3	3	3	3	3	3	3	3	3	5	5	5	5	5	5	5	5	3	2	2	2
Wind Dir	N	N	N	N	N	N	N	N	N	NE	NE	NE	NE	N	NE	NE	NE	N	NW	NW	W	W	W	SW
Gust
Sky Cover (%)	95	97	96	94	93	94	95	96	97	98	98	98	99	99	99	98	97	97	96	95	94	93	92	93
Precipitation Potential (%)	33	58	58	58	61	61	61	59	59	59	84	84	84	91	91	91	88	88	88	82	82	82	70	70
Relative Humidity (%)	89	89	89	82	79	82	82	86	86	82	86	86	89	93	93	89	89	89	89	93	89	89	86	86
Rain	Chc	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Lkly	Lkly
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date																12/15
Hour (EST)	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08
Temperature (°F)	48	49	49	51	52	52	52	52	51	51	50	49	48	46	45	44	44	43	42	41	40	40	41	43
Dewpoint (°F)	46	46	46	47	47	47	47	46	44	42	40	39	38	38	37	37	36	36	35	35	34	33	33	33
Wind Chill (°F)	47	47	47								46	45	44	41	40	39	39	38	37	36	35	36	37	39
Surface Wind (mph)	3	5	6	6	7	8	8	9	10	10	10	10	9	9	9	9	9	9	8	8	7	6	6	7
Wind Dir	SW	SW	SW	SW	SW	SW	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W
Gust
Sky Cover (%)	94	95	93	90	88	86	82	80	79	78	77	77	77	77	75	70	67	61	49	43	44	46	47	43
Precipitation Potential (%)	70	47	47	47	45	45	45	42	42	42	30	30	30	21	21	21	10	10	10	7	7	7	5	5
Relative Humidity (%)	93	89	89	86	83	83	83	80	77	71	68	68	68	73	73	76	73	76	76	79	79	76	73	67
Rain	Lkly	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	SChc	SChc	SChc	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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