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 ·

Grand Rapids Downtown
> Current Wind Graph
> Meteogram
> Onsite Report
> Wind Yesterday
> Last 7 Days
> Wind Archive
> Local Info
> Sensor Notes
> Wind Alert

MI - south

Real-Time Data
> Dynamic Map
> Wind Obs Summary

Computer Forecasts
> Model Tables

More Maps

>Wind Obs
>Wind Vector Fx
>Wind FlowViz Fx
>Radar
>Satellite
>Radar + Satellite
>General Weather
>Comfort Index
>Pressure / Isobar fx
>Storm Prediction
>Wind Obs + Gust

Other Resources

>Great Lakes Marine Forecast
>Nearshore Marine Forecast
>Sea Surface Temps

Watches/Warnings
>None Active

Home : xt_USA : xt_Great Lakes : MI - south : Grand Rapids Downtown : Forecast Graphs

Computer Model Data: 9/11 | 9/12 | 9/13 | 9/14 | 9/15 | 9/16 | 9/17 | >>Wind Obs Map<<

Grand Rapids Downtown Computer Forecast Table - Meteogram

Help us improve this product by taking the survey!

Quick Look
More Hours

WF-WRF 3km - Lake Michigan

NAM 12km

GFS 0.5 Deg

Help

Date	Wednesday, September 11								Thursday, September 12
Time							8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)							2	4	4	4	4	4	8	11	7	8
Direction
Temperature (F)							73	68	64	61	59	76	84	85	77	71
Model	NAM 12km								NAM 12km
Model Run							09/12 00z	09/12 00z	09/12 00z	09/12 00z	09/12 00z	09/12 00z	09/12 00z	09/12 00z	09/12 00z	09/11 18z
Precipitation (in)
Pressure (mb)							1017	1017	1018	1019	1020	1020	1020	1018	1018	1019
Visibility (mi)
Cloud Cover (%)											18			3	6	15
Additional Data	Show Additional Data
Date	Friday, September 13								Saturday, September 14
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	7	7	7	7	13	13	8	8	7	6	7	6	11	11	7	8
Direction
Temperature (F)	66	63	61	72	80	81	73	67	62	58	56	72	79	80	74	69
Model	NAM 12km								NAM 12km
Model Run	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z
Precipitation (in)
Pressure (mb)	1020	1020	1021	1021	1020	1019	1020	1021	1021	1021	1022	1022	1020	1019	1019	1020
Visibility (mi)
Cloud Cover (%)	64	26	86	100	76	14		1	19	10	28		2		8	74
Additional Data	Show Additional Data
Date	Sunday, September 15								Monday, September 16
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	7	6	5	6	9	8	6	8	8	7	6	6	7	10	8	8
Direction
Temperature (F)	63	61	63	78	87	87	74	68	63	60	61	78	87	86	73	65
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z
Precipitation (in)
Pressure (mb)	1019	1020	1021	1021	1020	1018	1019	1020	1020	1021	1022	1022	1020	1019	1020	1021
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data
Date	Tuesday, September 17								Wednesday, September 18
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	7	7	7	10	11	12	9	8	8	6	7	6	10	14	9	8
Direction
Temperature (F)	64	60	59	75	84	84	75	66	64	63	64	65	80	85	76	66
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z
Precipitation (in)
Pressure (mb)	1021	1021	1022	1021	1020	1018	1018	1019	1018	1019	1019	1020	1018	1016	1016	1017
Visibility (mi)
Cloud Cover (%)											4	3
Additional Data	Show Additional Data
Date	Thursday, September 19								Friday, September 20
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	6	6	6	8	7	2	5	6	6	4	3	4	4	2	5	4
Direction
Temperature (F)	62	61	62	76	84	77	74	71	68	67	67	82	90	89	76	70
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z
Precipitation (in)
Pressure (mb)	1017	1017	1017	1016	1015	1014	1014	1014	1015	1015	1015	1015	1013	1012	1013	1013
Visibility (mi)
Cloud Cover (%)						5
Additional Data	Show Additional Data
Date	Saturday, September 21
Time	2am	5am	8am	11am	2pm
Wind (mph)	5	5	2	3	7
Direction
Temperature (F)	69	67	67	82	91
Model	GFS 0.5 Deg
Model Run	09/11 18z	09/11 18z	09/11 18z	09/11 18z	09/11 18z
Precipitation (in)
Pressure (mb)	1013	1013	1013	1013	1011
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data