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Point Forecast: Langley Air Force Base VA  37.07N 76.37W (Elev. 1 m)	Last Update: 3:35 pm EDT Apr 3, 2020

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Weather Elements Fire Weather Aviation Weather Temperature (°C) Dewpoint (°C) Wind Chill (°C) 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 20ft Wind  ktmphkm/hm/s Vent Rate (x1000 mph-m) Pressure (in) Atmospheric Dispersion Index Low Visibility Occurrence Risk Index Turner Stability Index Ceiling Height Visibility

48-Hour Period Starting: 4pm Fri, Apr 3 20205pm Fri, Apr 3 20206pm Fri, Apr 3 20207pm Fri, Apr 3 20208pm Fri, Apr 3 20209pm Fri, Apr 3 202010pm Fri, Apr 3 202011pm Fri, Apr 3 202012am Sat, Apr 4 20201am Sat, Apr 4 20202am Sat, Apr 4 20203am Sat, Apr 4 20204am Sat, Apr 4 20205am Sat, Apr 4 20206am Sat, Apr 4 20207am Sat, Apr 4 20208am Sat, Apr 4 20209am Sat, Apr 4 202010am Sat, Apr 4 202011am Sat, Apr 4 202012pm Sat, Apr 4 20201pm Sat, Apr 4 20202pm Sat, Apr 4 20203pm Sat, Apr 4 20204pm Sat, Apr 4 20205pm Sat, Apr 4 20206pm Sat, Apr 4 20207pm Sat, Apr 4 20208pm Sat, Apr 4 20209pm Sat, Apr 4 202010pm Sat, Apr 4 202011pm Sat, Apr 4 202012am Sun, Apr 5 20201am Sun, Apr 5 20202am Sun, Apr 5 20203am Sun, Apr 5 20204am Sun, Apr 5 20205am Sun, Apr 5 20206am Sun, Apr 5 20207am Sun, Apr 5 20208am Sun, Apr 5 20209am Sun, Apr 5 202010am Sun, Apr 5 202011am Sun, Apr 5 202012pm Sun, Apr 5 20201pm Sun, Apr 5 20202pm Sun, Apr 5 20203pm Sun, Apr 5 20204pm Sun, Apr 5 20205pm Sun, Apr 5 20206pm Sun, Apr 5 20207pm Sun, Apr 5 20208pm Sun, Apr 5 20209pm Sun, Apr 5 202010pm Sun, Apr 5 202011pm Sun, Apr 5 202012am Mon, Apr 6 20201am Mon, Apr 6 20202am Mon, Apr 6 20203am Mon, Apr 6 20204am Mon, Apr 6 20205am Mon, Apr 6 20206am Mon, Apr 6 20207am Mon, Apr 6 20208am Mon, Apr 6 20209am Mon, Apr 6 202010am Mon, Apr 6 202011am Mon, Apr 6 202012pm Mon, Apr 6 20201pm Mon, Apr 6 20202pm Mon, Apr 6 20203pm Mon, Apr 6 20204pm Mon, Apr 6 20205pm Mon, Apr 6 20206pm Mon, Apr 6 20207pm Mon, Apr 6 20208pm Mon, Apr 6 20209pm Mon, Apr 6 202010pm Mon, Apr 6 202011pm Mon, Apr 6 202012am Tue, Apr 7 20201am Tue, Apr 7 20202am Tue, Apr 7 20203am Tue, Apr 7 20204am Tue, Apr 7 20205am Tue, Apr 7 20206am Tue, Apr 7 20207am Tue, Apr 7 20208am Tue, Apr 7 20209am Tue, Apr 7 202010am Tue, Apr 7 202011am Tue, Apr 7 202012pm Tue, Apr 7 20201pm Tue, Apr 7 20202pm Tue, Apr 7 20203pm Tue, Apr 7 20204pm Tue, Apr 7 20205pm Tue, Apr 7 20206pm Tue, Apr 7 20207pm Tue, Apr 7 20208pm Tue, Apr 7 20209pm Tue, Apr 7 202010pm Tue, Apr 7 202011pm Tue, Apr 7 202012am Wed, Apr 8 20201am Wed, Apr 8 20202am Wed, Apr 8 20203am Wed, Apr 8 2020

Date	04/03								04/04
Hour (EDT)	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15
Temperature (°C)	18	18	17	16	14	13	12	12	11	11	10	10	9	9	9	9	9	11	12	12	13	14	14	15
Dewpoint (°C)	1	2	3	3	3	3	4	4	4	5	6	6	6	6	6	6	6	6	7	7	7	7	7	7
Wind Chill (°C)											7	7	7	7	6	6	7
Surface Wind (mph)	20	20	17	16	14	14	14	14	14	13	13	13	13	13	13	13	11	11	13	13	11	11	11	11
Wind Dir	NW	NW	NW	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N
Gust
Sky Cover (%)	9	13	18	23	28	28	29	29	28	27	27	32	37	42	46	51	56	62	67	73	70	67	64	55
Precipitation Potential (%)	1	1	1	1	2	2	2	2	2	2	4	4	4	4	4	4	4	4	4	4	4	4	2	2
Relative Humidity (%)	32	35	38	41	47	53	57	59	63	68	74	74	80	80	83	83	80	71	71	69	66	59	59	57
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date									04/05
Hour (EDT)	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15
Temperature (°C)	14	14	14	12	11	10	9	9	9	8	8	8	8	7	7	7	8	9	12	14	16	17	18	18
Dewpoint (°C)	7	7	7	7	6	6	7	7	7	7	7	7	6	6	7	7	7	7	7	7	8	8	8	8
Wind Chill (°C)						8	8	8	8	7	7	7	7	6	7	7	8	9
Surface Wind (mph)	10	10	9	8	7	6	6	5	5	5	3	3	3	2	2	2	2	2	2	2	3	5	5	6
Wind Dir	NE	NE	NE	NE	E	E	E	E	E	E	E	E	NE	NE	NE	N	N	NE	NE	NE	E	E	E	SE
Gust
Sky Cover (%)	45	36	33	31	28	30	31	32	31	31	30	32	35	37	40	42	45	43	42	40	43	46	49	49
Precipitation Potential (%)	2	2	2	2	1	1	1	1	1	1	1	1	1	1	1	1	2	2	2	2	2	2	6	6
Relative Humidity (%)	59	59	62	69	71	77	83	83	86	89	89	93	89	93	96	96	93	86	74	64	60	54	52	50
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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