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Point Forecast: 4 Miles S Clayton CA  37.87N 121.92W (Elev. 2818 ft)	Last Update: 4:02 am PDT Aug 17, 2019

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Weather Elements Weather/Precipitation Temperature (°F) Dewpoint (°F) Heat Index (°F) Surface Wind  ktmphkm/hm/s Sky Cover (%) Precipitation Potential (%) Relative Humidity (%) Rain Thunder Fog Lightning Activity Level Trans. Wind  ktmphkm/hm/s 20ft Wind  ktmphkm/hm/s

48-Hour Period Starting: 4am Sat, Aug 17 20195am Sat, Aug 17 20196am Sat, Aug 17 20197am Sat, Aug 17 20198am Sat, Aug 17 20199am Sat, Aug 17 201910am Sat, Aug 17 201911am Sat, Aug 17 201912pm Sat, Aug 17 20191pm Sat, Aug 17 20192pm Sat, Aug 17 20193pm Sat, Aug 17 20194pm Sat, Aug 17 20195pm Sat, Aug 17 20196pm Sat, Aug 17 20197pm Sat, Aug 17 20198pm Sat, Aug 17 20199pm Sat, Aug 17 201910pm Sat, Aug 17 201911pm Sat, Aug 17 201912am Sun, Aug 18 20191am Sun, Aug 18 20192am Sun, Aug 18 20193am Sun, Aug 18 20194am Sun, Aug 18 20195am Sun, Aug 18 20196am Sun, Aug 18 20197am Sun, Aug 18 20198am Sun, Aug 18 20199am Sun, Aug 18 201910am Sun, Aug 18 201911am Sun, Aug 18 201912pm Sun, Aug 18 20191pm Sun, Aug 18 20192pm Sun, Aug 18 20193pm Sun, Aug 18 20194pm Sun, Aug 18 20195pm Sun, Aug 18 20196pm Sun, Aug 18 20197pm Sun, Aug 18 20198pm Sun, Aug 18 20199pm Sun, Aug 18 201910pm Sun, Aug 18 201911pm Sun, Aug 18 201912am Mon, Aug 19 20191am Mon, Aug 19 20192am Mon, Aug 19 20193am Mon, Aug 19 20194am Mon, Aug 19 20195am Mon, Aug 19 20196am Mon, Aug 19 20197am Mon, Aug 19 20198am Mon, Aug 19 20199am Mon, Aug 19 201910am Mon, Aug 19 201911am Mon, Aug 19 201912pm Mon, Aug 19 20191pm Mon, Aug 19 20192pm Mon, Aug 19 20193pm Mon, Aug 19 20194pm Mon, Aug 19 20195pm Mon, Aug 19 20196pm Mon, Aug 19 20197pm Mon, Aug 19 20198pm Mon, Aug 19 20199pm Mon, Aug 19 201910pm Mon, Aug 19 201911pm Mon, Aug 19 201912am Tue, Aug 20 20191am Tue, Aug 20 20192am Tue, Aug 20 20193am Tue, Aug 20 20194am Tue, Aug 20 20195am Tue, Aug 20 20196am Tue, Aug 20 20197am Tue, Aug 20 20198am Tue, Aug 20 20199am Tue, Aug 20 201910am Tue, Aug 20 201911am Tue, Aug 20 201912pm Tue, Aug 20 20191pm Tue, Aug 20 20192pm Tue, Aug 20 20193pm Tue, Aug 20 20194pm Tue, Aug 20 20195pm Tue, Aug 20 20196pm Tue, Aug 20 20197pm Tue, Aug 20 20198pm Tue, Aug 20 20199pm Tue, Aug 20 201910pm Tue, Aug 20 201911pm Tue, Aug 20 201912am Wed, Aug 21 20191am Wed, Aug 21 20192am Wed, Aug 21 20193am Wed, Aug 21 20194am Wed, Aug 21 20195am Wed, Aug 21 20196am Wed, Aug 21 20197am Wed, Aug 21 20198am Wed, Aug 21 20199am Wed, Aug 21 201910am Wed, Aug 21 201911am Wed, Aug 21 201912pm Wed, Aug 21 20191pm Wed, Aug 21 20192pm Wed, Aug 21 20193pm Wed, Aug 21 2019

Date	08/17																				08/18
Hour (PDT)	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03
Temperature (°F)	69	68	68	68	68	68	69	68	68	69	69	69	69	68	67	65	65	65	65	65	66	66	65	65
Dewpoint (°F)	39	39	41	40	42	44	47	49	50	51	51	51	50	48	47	45	42	40	40	40	42	42	40	40
Heat Index (°F)
Surface Wind (mph)	9	10	10	10	11	11	11	14	14	14	17	17	17	18	18	18	15	15	15	11	11	11	13	13
Wind Dir	SSW	S	S	S	S	S	S	S	S	S	SSW	SSW	SSW	SW	SW	SW	SW	SW	SW	SSW	SSW	SSW	SSW	SSW
Gust					18	18	18	21	21	21	26	26	26	28	28	28	23	23	23				20	20
Sky Cover (%)	10	14	15	16	15	10	9	0	0	0	0	0	0	0	1	2	9	30	29	32	37	22	36	36
Precipitation Potential (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	1	1	1	1	1	1	1	1	1
Relative Humidity (%)	33	35	38	36	38	42	45	50	54	52	51	51	50	49	49	47	43	41	40	40	42	42	40	41
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date																					08/19
Hour (PDT)	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03
Temperature (°F)	65	64	65	65	65	65	64	64	64	64	65	65	65	64	64	63	62	62	63	63	64	65	66	66
Dewpoint (°F)	39	40	42	41	42	46	48	50	51	52	52	51	50	49	46	44	42	41	40	40	40	41	41	41
Heat Index (°F)
Surface Wind (mph)	13	16	16	16	15	15	15	13	13	13	16	16	16	21	21	21	21	21	21	17	17	17	11	11
Wind Dir	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW
Gust	20	23	23	23	23	23	23	18	18	18	24	24	24	30	30	30	30	30	30	25	25	25	18	18
Sky Cover (%)	37	38	40	45	45	25	25	3	3	3	3	3	3	6	6	6	22	22	22	37	37	37	54	54
Precipitation Potential (%)	1	1	1	1	1	1	0	0	0	0	0	0	0	1	1	1	1	1	1	0	0	0	0	0
Relative Humidity (%)	38	41	42	42	44	50	56	61	63	63	61	60	59	57	54	50	47	45	44	43	42	41	40	40
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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