iWindsurf.com - Wind Forecasts

CLASSIC IWINDSURF

Hello Guest

•

kiter? see iKitesurf.com

Grab the iWindsurf Mobile App & Sign On to the New iWindsurf Website

Hi guest · Get your free membership now · Log In ·

Alcatraz
> Current Wind Graph
> Meteogram
> Onsite Report
> Wind Yesterday
> Last 7 Days
> Wind Archive
> Tides
> Local Info
> Sensor Notes

CA- sf north bay

Human Forecasts
> Daily Briefing
> Baja Guide
> Forecast Blog
> Extended Disc.

Real-Time Data
> Dynamic Map
> Wind Obs Map
> Radar + Satellite Map
> Wind Obs Summary
> Pressure Report

Computer Forecasts
> Model Tables
> Wind Vector Fx Map
> Wind FlowViz Fx Map
> Tidal Currents Map

More Maps

>Radar
>Satellite
>General Weather
>Comfort Index
>Tidal Heights
>Water Temp
>Wind Obs + Gust

Other Resources

>Coastal Waters Forecast
>Sea Surface Temps
>Swell Model Map

Watches/Warnings
>None Active

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

Human Meteorologist Forecasts: Tomorrow's Briefing Extended Discussion

Computer Model Data: 4/03 | 4/04 | 4/05 | 4/06 | 4/07 | 4/08 | 4/09 | >>Wind Obs Map<<

Alcatraz Computer Forecast Table - Meteogram

Help us improve this product by taking the survey!

Quick Look
More Hours

Date	Friday, April 03								Saturday, April 04
Time						5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)						3	3	3	2	4	7	8	4	2	4	2
Direction
Temperature (F)						65	60	60	57	56	56	62	68	70	63	62
Model	NAM 12km								NAM 12km
Model Run						04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z
Precipitation (in)
Pressure (mb)						1018	1018	1020	1019	1019	1019	1020	1019	1017	1017	1017
Visibility (mi)
Cloud Cover (%)									4	10	23	80	86	55	100	14
Additional Data	Show Additional Data
Date	Sunday, April 05								Monday, April 06
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	2	1	0	2	5	6	5	4	6	5	5	6	8	8	8	7
Direction
Temperature (F)	59	58	57	62	65	64	60	55	51	49	49	51	54	55	51	49
Model	NAM 12km								NAM 12km
Model Run	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z
Precipitation (in)
Pressure (mb)	1017	1017	1017	1017	1017	1015	1015	1016	1017	1017	1018	1019	1019	1018	1019	1020
Visibility (mi)
Cloud Cover (%)		4	3	10	24	28	15	31	62	99	100	100	76	57	80	100
Additional Data	Show Additional Data
Date	Tuesday, April 07								Wednesday, April 08
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	4	4	3	3	6	8	7	6	6	5	4	6	10	8	6	5
Direction
Temperature (F)	52	51	53	60	64	64	56	54	54	53	55	61	62	61	57	57
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z
Precipitation (in)
Pressure (mb)	1017	1017	1018	1018	1017	1015	1016	1016	1016	1015	1015	1015	1014	1012	1012	1012
Visibility (mi)
Cloud Cover (%)												1	1	4	40	32
Additional Data	Show Additional Data
Date	Thursday, April 09								Friday, April 10
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	6	6	5	5	9	7	6	5	4	5	6	7	10	11	8	7
Direction
Temperature (F)	56	54	53	55	57	57	53	51	50	50	52	57	59	58	53	51
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z
Precipitation (in)
Pressure (mb)	1011	1010	1011	1011	1011	1010	1010	1011	1011	1010	1011	1012	1011	1011	1012	1012
Visibility (mi)
Cloud Cover (%)		1	15	1	5
Additional Data	Show Additional Data
Date	Saturday, April 11								Sunday, April 12
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	8	6	8	7	8	10	7	6	7	9	6	6	10	11	10	8
Direction
Temperature (F)	50	50	51	54	59	57	52	50	50	49	50	57	60	58	52	50
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z
Precipitation (in)
Pressure (mb)	1012	1012	1014	1015	1015	1014	1015	1016	1016	1017	1018	1019	1018	1018	1018	1019
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data
Date	Monday, April 13
Time	2am	5am	8am	11am	2pm	5pm
Wind (mph)	7	6	4	3	6	12
Direction
Temperature (F)	48	47	49	55	59	58
Model	GFS 0.5 Deg
Model Run	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z	04/04 00z
Precipitation (in)
Pressure (mb)	1019	1019	1020	1020	1018	1017
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data