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Home : xt_USA : xt_California : CA- san francisco : Tomales Bay : Forecast Graphs

12/24/24: Station Lost! High winds on 12/14/24 washed-out the pier that held our weather station. We are investigating alternative locations but have no immediate solutions. We apologize for the inconvenience.

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Human Meteorologist Forecasts: Today's Briefing Extended Discussion

Computer Model Data: 9/15 | 9/16 | 9/17 | 9/18 | 9/19 | 9/20 | 9/21 | >>Wind Obs Map<<

Tomales Bay Computer Forecast Table - Meteogram

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Quick Look
More Hours

NAM 12km

GFS 0.5 Deg

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Date	Monday, September 15								Tuesday, September 16
Time		5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)		1	1	3	8	9	4	2	1	2	1	4	8	8	6	2
Direction
Temperature (F)		55	53	64	66	64	57	54	53	53	53	62	65	61	54	53
Model	NAM 12km								NAM 12km
Model Run		09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z
Precipitation (in)
Pressure (mb)		1012	1012	1012	1012	1011	1011	1012	1012	1012	1014	1014	1014	1014	1014	1015
Visibility (mi)
Cloud Cover (%)		42	92	47	51	51	55	88	91	94	97	44	48	47	74	94
Additional Data	Show Additional Data
Date	Wednesday, September 17								Thursday, September 18
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	3	4	3	4	9	10	6	3	5	5	3	6	6	11	7	4
Direction
Temperature (F)	52	53	54	60	65	63	56	55	61	61	62	66	66	62	59	59
Model	NAM 12km								GFS 0.5 Deg
Model Run	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z
Precipitation (in)
Pressure (mb)	1015	1015	1015	1015	1014	1012	1011	1011	1009	1008	1008	1009	1009	1008	1010	1010
Visibility (mi)
Cloud Cover (%)	96	100	100	54	46	47	72	94
Additional Data	Show Additional Data
Date	Friday, September 19								Saturday, September 20
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	5	3	2	2	4	4	4	3	3	4	4	4	6	6	8	11
Direction
Temperature (F)	58	58	59	62	64	63	61	60	60	60	60	65	66	66	61	59
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z
Precipitation (in)
Pressure (mb)	1010	1010	1011	1012	1012	1013	1014	1016	1016	1016	1017	1017	1017	1016	1016	1016
Visibility (mi)
Cloud Cover (%)		3	3	3	69	76	68	47	37	33	35	6	2
Additional Data	Show Additional Data
Date	Sunday, September 21								Monday, September 22
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	10	9	7	7	10	15	16	13	8	5	3	4	6	8	7	6
Direction
Temperature (F)	58	57	59	67	70	70	62	60	58	58	61	70	72	71	62	61
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z
Precipitation (in)
Pressure (mb)	1016	1015	1016	1016	1015	1013	1013	1013	1013	1012	1013	1013	1011	1009	1009	1009
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data
Date	Tuesday, September 23								Wednesday, September 24
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	2	2	1	2	5	6	4	2	3	4	6	7	8	10	10	16
Direction
Temperature (F)	61	61	63	72	74	72	63	62	60	59	61	68	70	67	61	59
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z	09/15 12z
Precipitation (in)
Pressure (mb)	1009	1009	1010	1011	1009	1008	1009	1010	1010	1009	1010	1011	1011	1011	1013	1014
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data
Date	Thursday, September 25
Time	2am	5am
Wind (mph)	15	16
Direction
Temperature (F)	57	55
Model	GFS 0.5 Deg
Model Run	09/15 12z	09/15 12z
Precipitation (in)
Pressure (mb)	1015	1015
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data