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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: 4/19 | 4/20 | 4/21 | 4/22 | 4/23 | 4/24 | 4/25 | >>Wind Obs Map<<

Alcatraz Computer Forecast Table - Meteogram

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Date	Sunday, April 19								Monday, April 20
Time				11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)				4	8	9	7	7	9	10	10	10	10	7	8	4
Direction
Temperature (F)				59	59	58	54	54	54	52	54	56	57	56	53	52
Model	NAM 12km								NAM 12km
Model Run				04/19 18z	04/19 18z	04/19 18z	04/19 18z	04/19 18z	04/19 18z	04/19 18z	04/19 18z	04/19 18z	04/19 18z	04/19 18z	04/19 18z	04/19 18z
Precipitation (in)
Pressure (mb)				1013	1012	1011	1011	1012	1012	1012	1012	1013	1014	1013	1013	1014
Visibility (mi)
Cloud Cover (%)				11	27	38	100	72	58	90	64	100	100	100	100	100
Additional Data	Show Additional Data
Date	Tuesday, April 21								Wednesday, April 22
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	4	5	6	10	9	13	11	13	9	6	3	4	11	12	10	7
Direction
Temperature (F)	52	53	54	55	53	53	51	52	52	51	52	57	60	58	53	50
Model	NAM 12km								GFS 0.5 Deg
Model Run	04/19 18z	04/19 18z	04/19 18z	04/19 18z	04/19 18z	04/19 18z	04/19 18z	04/19 18z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z
Precipitation (in)
Pressure (mb)	1013	1013	1013	1013	1014	1014	1015	1016	1017	1019	1021	1022	1022	1022	1022	1022
Visibility (mi)
Cloud Cover (%)	96	91	64	58	100	83	100	92	17	5	1	7
Additional Data	Show Additional Data
Date	Thursday, April 23								Friday, April 24
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	6	6	5	2	4	8	9	6	4	2	2	2	7	8	6	5
Direction
Temperature (F)	49	48	50	56	59	60	53	50	49	49	52	58	61	61	56	52
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z
Precipitation (in)
Pressure (mb)	1021	1020	1020	1019	1017	1015	1015	1015	1014	1013	1013	1013	1013	1011	1012	1012
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data
Date	Saturday, April 25								Sunday, April 26
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	6	4	6	8	13	12	10	11	11	11	8	8	11	12	9	8
Direction
Temperature (F)	52	52	55	58	60	58	53	51	51	52	52	55	58	57	53	51
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z
Precipitation (in)
Pressure (mb)	1012	1012	1012	1012	1012	1011	1011	1012	1012	1012	1014	1015	1014	1014	1015	1015
Visibility (mi)
Cloud Cover (%)										10	50	66	10	11
Additional Data	Show Additional Data
Date	Monday, April 27								Tuesday, April 28
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	7	6	6	8	11	10	8	7	8	12	8	8	13	11	11	8
Direction
Temperature (F)	51	50	52	58	60	58	53	52	54	54	53	56	56	52	51	49
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z	04/19 12z
Precipitation (in)
Pressure (mb)	1015	1015	1016	1016	1016	1015	1016	1016	1016	1015	1015	1016	1016	1016	1016	1017
Visibility (mi)
Cloud Cover (%)										78	65	12	36	25	1	3
Additional Data	Show Additional Data
Date	Wednesday, April 29
Time	2am	5am
Wind (mph)	11	8
Direction
Temperature (F)	51	50
Model	GFS 0.5 Deg
Model Run	04/19 12z	04/19 12z
Precipitation (in)
Pressure (mb)	1017	1017
Visibility (mi)
Cloud Cover (%)	94	18
Additional Data	Show Additional Data