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Point Forecast: Chevy Chase MD  38.98N 77.09W (Elev. 105 m)	Last Update: 11:30 am EDT Aug 6, 2020

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Weather Elements Weather/Precipitation Fire Weather Temperature (°C) Dewpoint (°C) Heat Index (°C) 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-m) Atmospheric Dispersion Index Low Visibility Occurrence Risk Index

48-Hour Period Starting: 12pm Thu, Aug 6 20201pm Thu, Aug 6 20202pm Thu, Aug 6 20203pm Thu, Aug 6 20204pm Thu, Aug 6 20205pm Thu, Aug 6 20206pm Thu, Aug 6 20207pm Thu, Aug 6 20208pm Thu, Aug 6 20209pm Thu, Aug 6 202010pm Thu, Aug 6 202011pm Thu, Aug 6 202012am Fri, Aug 7 20201am Fri, Aug 7 20202am Fri, Aug 7 20203am Fri, Aug 7 20204am Fri, Aug 7 20205am Fri, Aug 7 20206am Fri, Aug 7 20207am Fri, Aug 7 20208am Fri, Aug 7 20209am Fri, Aug 7 202010am Fri, Aug 7 202011am Fri, Aug 7 202012pm Fri, Aug 7 20201pm Fri, Aug 7 20202pm Fri, Aug 7 20203pm Fri, Aug 7 20204pm Fri, Aug 7 20205pm Fri, Aug 7 20206pm Fri, Aug 7 20207pm Fri, Aug 7 20208pm Fri, Aug 7 20209pm Fri, Aug 7 202010pm Fri, Aug 7 202011pm Fri, Aug 7 202012am Sat, Aug 8 20201am Sat, Aug 8 20202am Sat, Aug 8 20203am Sat, Aug 8 20204am Sat, Aug 8 20205am Sat, Aug 8 20206am Sat, Aug 8 20207am Sat, Aug 8 20208am Sat, Aug 8 20209am Sat, Aug 8 202010am Sat, Aug 8 202011am Sat, Aug 8 202012pm Sat, Aug 8 20201pm Sat, Aug 8 20202pm Sat, Aug 8 20203pm Sat, Aug 8 20204pm Sat, Aug 8 20205pm Sat, Aug 8 20206pm Sat, Aug 8 20207pm Sat, Aug 8 20208pm Sat, Aug 8 20209pm Sat, Aug 8 202010pm Sat, Aug 8 202011pm Sat, Aug 8 202012am Sun, Aug 9 20201am Sun, Aug 9 20202am Sun, Aug 9 20203am Sun, Aug 9 20204am Sun, Aug 9 20205am Sun, Aug 9 20206am Sun, Aug 9 20207am Sun, Aug 9 20208am Sun, Aug 9 20209am Sun, Aug 9 202010am Sun, Aug 9 202011am Sun, Aug 9 202012pm Sun, Aug 9 20201pm Sun, Aug 9 20202pm Sun, Aug 9 20203pm Sun, Aug 9 20204pm Sun, Aug 9 20205pm Sun, Aug 9 20206pm Sun, Aug 9 20207pm Sun, Aug 9 20208pm Sun, Aug 9 20209pm Sun, Aug 9 202010pm Sun, Aug 9 202011pm Sun, Aug 9 202012am Mon, Aug 10 20201am Mon, Aug 10 20202am Mon, Aug 10 20203am Mon, Aug 10 20204am Mon, Aug 10 20205am Mon, Aug 10 20206am Mon, Aug 10 20207am Mon, Aug 10 20208am Mon, Aug 10 20209am Mon, Aug 10 202010am Mon, Aug 10 202011am Mon, Aug 10 202012pm Mon, Aug 10 20201pm Mon, Aug 10 20202pm Mon, Aug 10 20203pm Mon, Aug 10 20204pm Mon, Aug 10 20205pm Mon, Aug 10 20206pm Mon, Aug 10 20207pm Mon, Aug 10 20208pm Mon, Aug 10 20209pm Mon, Aug 10 202010pm Mon, Aug 10 202011pm Mon, Aug 10 2020

Date	08/06												08/07
Hour (EDT)	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11
Temperature (°C)	27	28	28	28	27	27	26	25	24	23	23	23	23	22	23	22	22	22	22	22	22	23	24	25
Dewpoint (°C)	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22	23	22
Heat Index (°C)	28	31	31	31	29	29	26	25	24														24	25
Surface Wind (mph)	5	5	6	6	7	7	7	5	5	3	5	5	5	3	3	3	3	3	3	3	3	3	3	3
Wind Dir	E	E	E	E	E	E	SE	SE	SE	SE	E	E	E	E	E	E	E	NE	NE	NE	NE	E	E	E
Gust
Sky Cover (%)	39	51	62	73	84	86	88	90	92	94	96	96	96	95	94	94	94	94	93	91	90	89	88	87
Precipitation Potential (%)	54	54	54	72	72	72	74	74	74	79	79	79	66	66	66	47	47	47	50	50	50	56	56	56
Relative Humidity (%)	74	72	70	70	74	77	82	85	90	93	97	97	97	100	97	100	100	97	100	100	100	93	90	85
Rain	Chc	Chc	Chc	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Ocnl	Ocnl	Ocnl	Lkly	Lkly	Lkly	Chc	Chc	Chc	Chc	Chc	Chc	Lkly	Lkly	Lkly
Thunder	Chc	Chc	Chc	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Ocnl	Ocnl	Ocnl	Lkly	Lkly	Lkly	SChc	SChc	SChc	SChc	SChc	SChc	Chc	Chc	Chc
Date													08/08
Hour (EDT)	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11
Temperature (°C)	26	27	27	27	27	26	26	25	24	24	23	23	22	22	22	21	21	21	21	21	22	23	24	25
Dewpoint (°C)	22	22	22	22	22	23	23	23	22	22	22	22	22	22	21	21	21	21	21	21	21	21	21	21
Heat Index (°C)	26	29	29	29	29	26	26	25	24	24													24	25
Surface Wind (mph)	3	3	3	3	3	3	3	3	3	3	3	3	2	1	1	1	2	3	3	3	3	3	5	5
Wind Dir	E	SE	SE	SE	SE	SE	SE	SE	SE	SE	E	E	NE	N	NW	NW	N	N	N	N	N	N	N	N
Gust
Sky Cover (%)	88	89	89	88	85	83	85	89	91	91	90	90	82	66	58	61	68	71	67	59	55	55	55	55
Precipitation Potential (%)	56	56	62	62	62	62	62	62	63	63	63	63	63	63	36	36	36	36	36	36	27	27	27	27
Relative Humidity (%)	79	77	74	74	77	82	85	87	87	90	93	97	97	97	97	100	100	100	100	100	97	90	84	79
Rain	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc
Thunder	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	--	--	--	--	--	--	SChc	SChc	SChc	SChc

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