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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: 9/18 | 9/19 | 9/20 | 9/21 | 9/22 | 9/23 | 9/24 | >>Wind Obs Map<<

Alcatraz Computer Forecast Table - Meteogram

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NAM 12km

GFS 0.5 Deg

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Date	Thursday, September 18								Friday, September 19
Time				11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)				8	11	7	8	6	6	5	3	1	3	6	6	6
Direction
Temperature (F)				62	64	63	61	61	61	61	61	62	64	64	61	60
Model	NAM 12km								NAM 12km
Model Run				09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z
Precipitation (in)
Pressure (mb)				1011	1011	1010	1009	1010	1011	1011	1012	1013	1013	1013	1013	1015
Visibility (mi)
Cloud Cover (%)				60	50	100	100	100	96	98	100	99	52	35	30	88
Additional Data	Show Additional Data
Date	Saturday, September 20								Sunday, September 21
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	4	4	4	5	7	9	7	6	4	5	4	4	6	8	6	5
Direction
Temperature (F)	60	60	59	60	64	63	61	60	60	60	60	67	70	70	62	61
Model	NAM 12km								GFS 0.5 Deg
Model Run	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z
Precipitation (in)
Pressure (mb)	1015	1016	1017	1018	1017	1016	1016	1017	1014	1014	1015	1015	1013	1011	1011	1012
Visibility (mi)
Cloud Cover (%)	100	100	100	94	41	14	48	100
Additional Data	Show Additional Data
Date	Monday, September 22								Tuesday, September 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	9	6	6	5	4	2	1	4	8	6	6
Direction
Temperature (F)	60	59	59	64	69	69	61	59	59	58	61	68	73	73	64	62
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z
Precipitation (in)
Pressure (mb)	1011	1012	1013	1013	1011	1009	1010	1011	1010	1010	1011	1011	1009	1008	1010	1010
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data
Date	Wednesday, September 24								Thursday, September 25
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	7	7	6	8	10	10	7	6	6	5	5	2	3	7	5	4
Direction
Temperature (F)	60	59	60	66	68	65	58	58	58	57	58	63	67	66	60	59
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z
Precipitation (in)
Pressure (mb)	1011	1011	1013	1014	1013	1012	1014	1014	1013	1013	1014	1015	1014	1013	1013	1013
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data
Date	Friday, September 26								Saturday, September 27
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	4	3	2	2	5	6	6	6	6	4	3	6	9	9	4	2
Direction
Temperature (F)	58	57	58	64	68	68	61	59	58	58	59	65	67	66	60	59
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z	09/18 18z
Precipitation (in)
Pressure (mb)	1012	1012	1013	1013	1011	1010	1010	1011	1011	1011	1012	1012	1012	1012	1012	1013
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data
Date	Sunday, September 28
Time	2am	5am	8am	11am
Wind (mph)	2	2	3	4
Direction
Temperature (F)	59	58	59	66
Model	GFS 0.5 Deg
Model Run	09/18 18z	09/18 18z	09/18 18z	09/18 18z
Precipitation (in)
Pressure (mb)	1012	1012	1013	1012
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data