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

Human Meteorologist Forecasts: Today's Briefing Extended Discussion

Computer Model Data: 8/18 | 8/19 | 8/20 | 8/21 | 8/22 | 8/23 | 8/24 | >>Wind Obs Map<<

Alcatraz Computer Forecast Table - Meteogram

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Date	Tuesday, August 18								Wednesday, August 19
Time				11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)				5	8	8	7	7	6	7	6	6	8	8	8	7
Direction
Temperature (F)				61	64	64	61	58	57	57	56	58	62	63	60	57
Model	NAM 12km								NAM 12km
Model Run				08/18 18z	08/18 18z	08/18 18z	08/18 18z	08/18 18z	08/18 18z	08/18 18z	08/18 18z	08/18 18z	08/18 18z	08/18 18z	08/18 18z	08/18 18z
Precipitation (in)
Pressure (mb)				1018	1017	1015	1015	1015	1014	1013	1014	1015	1014	1013	1013	1014
Visibility (mi)
Cloud Cover (%)				95	35	26	40	94	100	100	100	98	61	54	59	99
Additional Data	Show Additional Data
Date	Thursday, August 20								Friday, August 21
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	6	6	5	6	8	8	7	7	5	5	5	3	6	8	7	5
Direction
Temperature (F)	56	56	56	57	62	64	60	57	60	59	61	68	71	70	62	60
Model	NAM 12km								GFS 0.5 Deg
Model Run	08/18 18z	08/18 18z	08/18 18z	08/18 18z	08/18 18z	08/18 18z	08/18 18z	08/18 18z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z
Precipitation (in)
Pressure (mb)	1013	1013	1015	1015	1015	1014	1014	1015	1014	1014	1016	1016	1015	1015	1015	1015
Visibility (mi)
Cloud Cover (%)	100	100	100	98	61	52	46	80
Additional Data	Show Additional Data
Date	Saturday, August 22								Sunday, August 23
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	4	4	4	4	6	8	6	5	5	4	4	5	8	9	7	5
Direction
Temperature (F)	59	59	61	68	73	72	64	61	60	59	62	69	72	71	63	60
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z
Precipitation (in)
Pressure (mb)	1015	1015	1016	1016	1014	1013	1013	1014	1014	1014	1015	1015	1014	1013	1014	1015
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data
Date	Monday, August 24								Tuesday, August 25
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	6	5	5	6	9	9	6	6	5	5	4	5	8	8	7	5
Direction
Temperature (F)	60	59	60	68	71	69	62	59	57	56	57	65	68	67	60	57
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z
Precipitation (in)
Pressure (mb)	1015	1014	1016	1016	1016	1015	1015	1016	1016	1016	1017	1017	1015	1014	1014	1015
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data
Date	Wednesday, August 26								Thursday, August 27
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	6	6	4	5	7	8	7	6	5	4	4	4	7	8	8	6
Direction
Temperature (F)	57	56	58	65	69	69	61	59	58	57	59	65	69	68	60	58
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z	08/18 12z
Precipitation (in)
Pressure (mb)	1014	1014	1015	1016	1014	1012	1012	1013	1013	1013	1014	1014	1013	1012	1013	1014
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data
Date	Friday, August 28
Time	2am	5am
Wind (mph)	5	6
Direction
Temperature (F)	57	57
Model	GFS 0.5 Deg
Model Run	08/18 12z	08/18 12z
Precipitation (in)
Pressure (mb)	1013	1013
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data