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Home : xt_USA : xt_California : CA-san francisco : CA- sf central bay : Alcatraz : Forecast Graphs

Human Meteorologist Forecasts: Today's Briefing Extended Discussion

Computer Model Data: 9/17 | 9/18 | 9/19 | 9/20 | 9/21 | 9/22 | 9/23 | >>Wind Obs Map<<

Alcatraz Computer Forecast Table - Meteogram

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NAM 12km

GFS 0.5 Deg

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Date	Wednesday, September 17								Thursday, September 18
Time				11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)				2	5	6	5	4	6	6	6	9	10	9	5	4
Direction
Temperature (F)				62	69	71	65	62	59	58	58	60	62	61	60	60
Model	NAM 12km								NAM 12km
Model Run				09/17 18z	09/17 18z	09/17 18z	09/17 18z	09/17 18z	09/17 18z	09/17 18z	09/17 18z	09/17 18z	09/17 18z	09/17 18z	09/17 18z	09/17 18z
Precipitation (in)
Pressure (mb)				1015	1013	1011	1011	1010	1009	1008	1009	1010	1011	1011	1011	1011
Visibility (mi)
Cloud Cover (%)				51	24	12	79	100	60	93	100	96	96	100	98	98
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)	4	2	2	0	4	7	6	4	3	3	3	2	6	9	6	4
Direction
Temperature (F)	59	59	60	61	62	63	60	60	60	60	61	68	71	70	63	61
Model	NAM 12km								GFS 0.5 Deg
Model Run	09/17 18z	09/17 18z	09/17 18z	09/17 18z	09/17 18z	09/17 18z	09/17 18z	09/17 18z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z
Precipitation (in)
Pressure (mb)	1011	1011	1012	1013	1014	1013	1014	1016	1016	1016	1018	1018	1016	1016	1017	1017
Visibility (mi)
Cloud Cover (%)	100	100	100	95	65	39	58	84
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)	5	4	3	3	5	7	6	5	3	3	1	2	4	8	6	4
Direction
Temperature (F)	60	60	61	68	72	72	64	62	61	61	62	70	74	72	63	61
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z
Precipitation (in)
Pressure (mb)	1016	1016	1017	1016	1015	1013	1013	1014	1013	1012	1013	1013	1011	1010	1010	1010
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)	7	6	4	2	5	7	4	2	2	2	0	3	8	6	4	3
Direction
Temperature (F)	60	60	60	59	62	65	60	59	59	58	59	64	65	64	62	60
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z
Precipitation (in)
Pressure (mb)	1010	1011	1012	1012	1013	1012	1013	1014	1013	1013	1014	1014	1013	1013	1014	1014
Visibility (mi)
Cloud Cover (%)				21	11
Additional Data	Show Additional Data
Date	Thursday, September 25								Friday, September 26
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	3	3	2	7	10	10	7	11	17	16	13	11	12	12	8	7
Direction
Temperature (F)	59	58	59	64	65	64	60	60	61	60	61	63	64	64	61	60
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z	09/17 12z
Precipitation (in)
Pressure (mb)	1014	1013	1014	1015	1014	1012	1012	1011	1009	1008	1009	1010	1011	1010	1010	1011
Visibility (mi)
Cloud Cover (%)								1	38	99	7	7	9	3
Additional Data	Show Additional Data
Date	Saturday, September 27
Time	2am	5am
Wind (mph)	8	8
Direction
Temperature (F)	61	60
Model	GFS 0.5 Deg
Model Run	09/17 12z	09/17 12z
Precipitation (in)
Pressure (mb)	1010	1010
Visibility (mi)
Cloud Cover (%)		3
Additional Data	Show Additional Data