Point Forecast: Sebastopol CA  38.41N 122.84W (Elev. 174 ft)	Last Update: 11:27 am PDT Sep 16, 2026

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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 Trans. Wind  ktmphkm/hm/s 20ft Wind  ktmphkm/hm/s

48-Hour Period Starting: 12pm Wed, Sep 16 20261pm Wed, Sep 16 20262pm Wed, Sep 16 20263pm Wed, Sep 16 20264pm Wed, Sep 16 20265pm Wed, Sep 16 20266pm Wed, Sep 16 20267pm Wed, Sep 16 20268pm Wed, Sep 16 20269pm Wed, Sep 16 202610pm Wed, Sep 16 202611pm Wed, Sep 16 202612am Thu, Sep 17 20261am Thu, Sep 17 20262am Thu, Sep 17 20263am Thu, Sep 17 20264am Thu, Sep 17 20265am Thu, Sep 17 20266am Thu, Sep 17 20267am Thu, Sep 17 20268am Thu, Sep 17 20269am Thu, Sep 17 202610am Thu, Sep 17 202611am Thu, Sep 17 202612pm Thu, Sep 17 20261pm Thu, Sep 17 20262pm Thu, Sep 17 20263pm Thu, Sep 17 20264pm Thu, Sep 17 20265pm Thu, Sep 17 20266pm Thu, Sep 17 20267pm Thu, Sep 17 20268pm Thu, Sep 17 20269pm Thu, Sep 17 202610pm Thu, Sep 17 202611pm Thu, Sep 17 202612am Fri, Sep 18 20261am Fri, Sep 18 20262am Fri, Sep 18 20263am Fri, Sep 18 20264am Fri, Sep 18 20265am Fri, Sep 18 20266am Fri, Sep 18 20267am Fri, Sep 18 20268am Fri, Sep 18 20269am Fri, Sep 18 202610am Fri, Sep 18 202611am Fri, Sep 18 202612pm Fri, Sep 18 20261pm Fri, Sep 18 20262pm Fri, Sep 18 20263pm Fri, Sep 18 20264pm Fri, Sep 18 20265pm Fri, Sep 18 20266pm Fri, Sep 18 20267pm Fri, Sep 18 20268pm Fri, Sep 18 20269pm Fri, Sep 18 202610pm Fri, Sep 18 202611pm Fri, Sep 18 202612am Sat, Sep 19 20261am Sat, Sep 19 20262am Sat, Sep 19 20263am Sat, Sep 19 20264am Sat, Sep 19 20265am Sat, Sep 19 20266am Sat, Sep 19 20267am Sat, Sep 19 20268am Sat, Sep 19 20269am Sat, Sep 19 202610am Sat, Sep 19 202611am Sat, Sep 19 202612pm Sat, Sep 19 20261pm Sat, Sep 19 20262pm Sat, Sep 19 20263pm Sat, Sep 19 20264pm Sat, Sep 19 20265pm Sat, Sep 19 20266pm Sat, Sep 19 20267pm Sat, Sep 19 20268pm Sat, Sep 19 20269pm Sat, Sep 19 202610pm Sat, Sep 19 202611pm Sat, Sep 19 202612am Sun, Sep 20 20261am Sun, Sep 20 20262am Sun, Sep 20 20263am Sun, Sep 20 20264am Sun, Sep 20 20265am Sun, Sep 20 20266am Sun, Sep 20 20267am Sun, Sep 20 20268am Sun, Sep 20 20269am Sun, Sep 20 202610am Sun, Sep 20 202611am Sun, Sep 20 202612pm Sun, Sep 20 20261pm Sun, Sep 20 20262pm Sun, Sep 20 20263pm Sun, Sep 20 20264pm Sun, Sep 20 20265pm Sun, Sep 20 20266pm Sun, Sep 20 20267pm Sun, Sep 20 20268pm Sun, Sep 20 20269pm Sun, Sep 20 202610pm Sun, Sep 20 202611pm Sun, Sep 20 2026

Date	09/16												09/17
Hour (PDT)	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 (°F)	69	71	72	72	70	68	65	61	58	56	56	55	55	55	55	55	55	55	53	55	55	56	59	64
Dewpoint (°F)	58	58	58	59	58	58	58	56	56	56	56	55	55	55	55	55	55	55	53	55	55	56	58	60
Heat Index (°F)
Surface Wind (mph)	5	8	10	11	11	11	10	7	6	5	5	3	2	2	1	0	0	0	0	0	0	0	1	1
Wind Dir	SSW	SW	WSW	WSW	WSW	WSW	WSW	WSW	SW	SW	SW	WSW	WSW	SW	SW	WSW	N	N	N	N	N	E	SE	SE
Gust			20	22	23	22	20
Sky Cover (%)	10	4	4	3	8	10	14	23	35	37	33	38	49	65	86	83	82	88	85	89	91	92	87	77
Precipitation Potential (%)	0	0	0	0	0	1	2	2	2	2	3	11	11	11	11	11	11	14	14	14	14	14	14	0
Relative Humidity (%)	69	64	63	63	66	72	77	86	94	100	100	100	100	100	100	100	100	100	100	100	100	100	97	88
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date													09/18
Hour (PDT)	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 (°F)	68	71	74	72	72	70	66	63	59	57	56	55	55	54	54	53	53	53	52	52	54	58	64	70
Dewpoint (°F)	60	59	60	59	59	59	58	58	58	57	56	55	55	54	54	53	53	53	52	52	54	56	59	61
Heat Index (°F)
Surface Wind (mph)	1	2	6	8	9	6	6	6	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1
Wind Dir	SSE	S	SW	SW	SW	WSW	WSW	WSW	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	SW
Gust
Sky Cover (%)	62	55	36	30	14	17	17	17	18	18	18	44	44	44	70	70	70	69	69	69	64	64	64	14
Precipitation Potential (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Relative Humidity (%)	74	65	61	62	64	68	75	84	94	100	100	100	100	100	100	100	100	100	100	100	100	93	84	73
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

International System of Units Forecast Discussion 7-Day Forecast Hourly Weather Graph River Stage Summary 24 Hour Precipitation Summary NWS Office Map