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Point Forecast: 4 Miles S Portola Valley CA  37.33N 122.21W (Elev. 2231 ft)	Last Update: 3:01 pm PDT Jun 23, 2021

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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: 5pm Wed, Jun 23 20216pm Wed, Jun 23 20217pm Wed, Jun 23 20218pm Wed, Jun 23 20219pm Wed, Jun 23 202110pm Wed, Jun 23 202111pm Wed, Jun 23 202112am Thu, Jun 24 20211am Thu, Jun 24 20212am Thu, Jun 24 20213am Thu, Jun 24 20214am Thu, Jun 24 20215am Thu, Jun 24 20216am Thu, Jun 24 20217am Thu, Jun 24 20218am Thu, Jun 24 20219am Thu, Jun 24 202110am Thu, Jun 24 202111am Thu, Jun 24 202112pm Thu, Jun 24 20211pm Thu, Jun 24 20212pm Thu, Jun 24 20213pm Thu, Jun 24 20214pm Thu, Jun 24 20215pm Thu, Jun 24 20216pm Thu, Jun 24 20217pm Thu, Jun 24 20218pm Thu, Jun 24 20219pm Thu, Jun 24 202110pm Thu, Jun 24 202111pm Thu, Jun 24 202112am Fri, Jun 25 20211am Fri, Jun 25 20212am Fri, Jun 25 20213am Fri, Jun 25 20214am Fri, Jun 25 20215am Fri, Jun 25 20216am Fri, Jun 25 20217am Fri, Jun 25 20218am Fri, Jun 25 20219am Fri, Jun 25 202110am Fri, Jun 25 202111am Fri, Jun 25 202112pm Fri, Jun 25 20211pm Fri, Jun 25 20212pm Fri, Jun 25 20213pm Fri, Jun 25 20214pm Fri, Jun 25 20215pm Fri, Jun 25 20216pm Fri, Jun 25 20217pm Fri, Jun 25 20218pm Fri, Jun 25 20219pm Fri, Jun 25 202110pm Fri, Jun 25 202111pm Fri, Jun 25 202112am Sat, Jun 26 20211am Sat, Jun 26 20212am Sat, Jun 26 20213am Sat, Jun 26 20214am Sat, Jun 26 20215am Sat, Jun 26 20216am Sat, Jun 26 20217am Sat, Jun 26 20218am Sat, Jun 26 20219am Sat, Jun 26 202110am Sat, Jun 26 202111am Sat, Jun 26 202112pm Sat, Jun 26 20211pm Sat, Jun 26 20212pm Sat, Jun 26 20213pm Sat, Jun 26 20214pm Sat, Jun 26 20215pm Sat, Jun 26 20216pm Sat, Jun 26 20217pm Sat, Jun 26 20218pm Sat, Jun 26 20219pm Sat, Jun 26 202110pm Sat, Jun 26 202111pm Sat, Jun 26 202112am Sun, Jun 27 20211am Sun, Jun 27 20212am Sun, Jun 27 20213am Sun, Jun 27 20214am Sun, Jun 27 20215am Sun, Jun 27 20216am Sun, Jun 27 20217am Sun, Jun 27 20218am Sun, Jun 27 20219am Sun, Jun 27 202110am Sun, Jun 27 202111am Sun, Jun 27 202112pm Sun, Jun 27 20211pm Sun, Jun 27 20212pm Sun, Jun 27 20213pm Sun, Jun 27 20214pm Sun, Jun 27 20215pm Sun, Jun 27 20216pm Sun, Jun 27 20217pm Sun, Jun 27 20218pm Sun, Jun 27 20219pm Sun, Jun 27 202110pm Sun, Jun 27 202111pm Sun, Jun 27 202112am Mon, Jun 28 20211am Mon, Jun 28 20212am Mon, Jun 28 20213am Mon, Jun 28 20214am Mon, Jun 28 2021

Date	06/23							06/24
Hour (PDT)	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16
Temperature (°F)	60	59	58	58	57	58	57	58	57	57	56	56	55	56	55	55	55	56	58	61	62	62	61	60
Dewpoint (°F)	53	53	52	50	48	48	48	47	46	46	45	45	44	45	46	46	48	49	50	51	52	51	51	52
Heat Index (°F)
Surface Wind (mph)	10	10	9	8	8	7	7	6	6	6	6	6	6	6	5	5	5	3	5	6	7	9	9	9
Wind Dir	WSW	SW	SW	SW	SW	SW	SW	SW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SW	SW	WSW	WSW	WSW	WSW	WSW	WSW	WSW
Gust
Sky Cover (%)	29	26	20	43	52	54	44	45	39	35	30	43	63	64	55	52	64	63	36	10	6	6	5	6
Precipitation Potential (%)	0	0	0	0	0	0	1	1	1	1	1	1	1	1	1	1	1	1	0	0	0	0	0	0
Relative Humidity (%)	79	80	78	74	71	69	71	66	67	66	67	66	67	66	70	73	76	78	75	72	68	68	70	74
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date								06/25
Hour (PDT)	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16
Temperature (°F)	59	58	57	58	56	56	57	57	56	56	56	55	55	56	58	59	61	62	63	65	66	67	67	66
Dewpoint (°F)	51	51	50	48	47	46	45	44	44	44	43	43	44	44	44	45	46	48	49	50	51	52	52	52
Heat Index (°F)
Surface Wind (mph)	9	8	7	7	6	6	6	6	6	7	7	7	6	6	6	6	6	6	6	6	6	7	7	7
Wind Dir	WSW	WSW	WSW	WSW	SW	SW	WSW	WSW	WSW	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W
Gust
Sky Cover (%)	10	9	11	20	22	20	26	26	26	46	46	46	53	53	53	30	30	30	13	13	13	8	8	8
Precipitation Potential (%)	0	0	0	0	0	0	4	4	4	4	4	4	0	0	0	0	0	0	0	0	0	0	0	0
Relative Humidity (%)	76	76	76	72	70	68	64	63	62	62	63	64	64	63	61	60	60	60	60	60	59	58	60	62
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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