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

Human Meteorologist Forecasts: Tomorrow's Briefing Extended Discussion

Computer Model Data: 7/17 | 7/18 | 7/19 | 7/20 | 7/21 | 7/22 | 7/23 | >>Wind Obs Map<<

Alcatraz Computer Forecast Table - Meteogram

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Date	Thursday, July 17								Friday, July 18
Time						5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)						9	7	5	5	4	4	6	10	10	8	7
Direction
Temperature (F)						62	60	58	57	57	58	59	61	61	59	56
Model	NAM 12km								NAM 12km
Model Run						07/18 00z	07/18 00z	07/18 00z	07/18 00z	07/18 00z	07/18 00z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z
Precipitation (in)
Pressure (mb)						1014	1013	1015	1014	1014	1016	1017	1017	1016	1015	1016
Visibility (mi)
Cloud Cover (%)						33	28	37	52	80	79	83	46	44	44	97
Additional Data	Show Additional Data
Date	Saturday, July 19								Sunday, July 20
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	7	7	7	6	8	10	9	8	6	6	5	7	9	9	9	7
Direction
Temperature (F)	55	54	54	56	59	60	57	54	55	55	58	64	67	65	59	57
Model	NAM 12km								GFS 0.5 Deg
Model Run	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z
Precipitation (in)
Pressure (mb)	1016	1016	1018	1018	1017	1016	1016	1016	1014	1014	1015	1014	1013	1013	1013	1013
Visibility (mi)
Cloud Cover (%)	100	100	100	100	47	52	73	100
Additional Data	Show Additional Data
Date	Monday, July 21								Tuesday, July 22
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	6	6	6	9	11	12	8	6	5	6	4	6	9	10	8	6
Direction
Temperature (F)	56	57	59	63	66	65	60	57	58	58	59	63	65	65	60	57
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z
Precipitation (in)
Pressure (mb)	1013	1013	1014	1014	1014	1013	1013	1013	1013	1013	1015	1015	1015	1014	1015	1016
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data
Date	Wednesday, July 23								Thursday, July 24
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	5	4	4	4	8	11	9	6	5	4	4	3	8	10	9	7
Direction
Temperature (F)	56	55	58	65	68	68	62	57	57	56	59	65	69	68	61	58
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z
Precipitation (in)
Pressure (mb)	1016	1016	1018	1018	1017	1017	1018	1019	1019	1019	1020	1020	1019	1018	1018	1018
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data
Date	Friday, July 25								Saturday, July 26
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	6	6	6	3	9	12	9	7	6	6	5	6	11	11	9	7
Direction
Temperature (F)	56	56	58	65	68	66	60	57	56	55	58	65	68	66	61	57
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z	07/17 18z
Precipitation (in)
Pressure (mb)	1018	1017	1018	1018	1017	1016	1015	1016	1015	1015	1016	1015	1015	1014	1015	1015
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data
Date	Sunday, July 27
Time	2am	5am	8am	11am
Wind (mph)	5	5	5	5
Direction
Temperature (F)	56	55	57	64
Model	GFS 0.5 Deg
Model Run	07/17 18z	07/17 18z	07/17 18z	07/17 18z
Precipitation (in)
Pressure (mb)	1015	1015	1016	1016
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data