Classic iWindsurf
kiter? see iKitesurf.com
myiW Current Conditions and Forecasts Forums Videos Buy and Sell Services
We're curious: Are you a windsurfer or a kiter?         
You can now check this website (global.iWindsurf.com) OR our classic website (www.iWindsurf.com). Both are available to you. More info
Hi guest · Get your free membership now · Log In ·
IL- chicago area

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

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

More Maps

Other Resources
Wind Graphs
Meteograms
>Wind Cams

Watches/Warnings
>Coastal/Lakeshore Hazard Messages
>Marine Weather Warning

Global iWindsurf: Select your region for wind observations & forecasts:
North America | Europe | South America | Australia & Oceania | Asia | Africa

fzus63 klot 290748
glflm 
410 

open lake forecast for lake michigan
national weather service chicago/romeoville il
248 am cdt tue jul 29 2014

for waters beyond five nautical miles of shore on lake michigan.

waves are provided as a range of significant wave heights...which
is the average height of the highest 1/3 of the waves...along
with the average height of the highest 10 percent of the waves
which will occasionally be encountered.

.synopsis...high pressure of 30.2 inches across the northern and 
central plains will gradually weaken to 30.0 inches by daybreak
wednesday. meanwhile...low pressure of 29.9 inches will develop
across far eastern ontario by late afternoon and move to near lake
huron by tonight. this low will steer a cool front southward down
the lake tonight into early wednesday morning. another low of
similar magnitude will move southward and merge with this low on
wednesday...with a combined low near 29.8 inches expected to move
slowly into quebec on thursday and into friday. a weak cool front
extending from this low will move southward across the lakes
region during or near friday night. high pressure of 30.2 inches
will then build over the great lakes region during saturday night
into sunday.


lmz261-362-364-366-563-565-567-868-291545-
lake michigan from seul choix point to rock island passage 5 nm
offshore to mid lake-
lake michigan south of a line from seul choix point to the
mackinac bridge and north of a line from charlevoix mi to south
fox island 5 nm offshore-
lake michigan from charlevoix to point betsie mi 5 nm offshore to
mid lake-
lake michigan from point betsie to manistee mi 5 nm offshore to
mid lake-
lake michigan from rock island passage to sturgeon bay wi-
lake michigan from sturgeon bay to two rivers wi 5 nm offshore to
mid lake-
lake michigan from two rivers to sheboygan wi 5 nm offshore to
mid lake-
lake michigan from pentwater to manistee mi 5 nm offshore to mid
lake-
248 am cdt tue jul 29 2014

sheboygan wi to pentwater mi north

.today...northwest winds 10 to 15 kt becoming variable 5 to 10 kt
by early afternoon. scattered showers with isolated thunderstorms.
waves 1 to 2 ft.
.tonight...northwest winds 5 to 10 kt becoming north from late
evening on. isolated showers and thunderstorms through early
evening. waves 1 to 2 ft.
.wednesday...north winds 5 to 10 kt becoming southwest in the
afternoon. waves 1 to 2 ft.
.wednesday night...southwest winds 10 to 15 kt. waves 1 to 2 ft. 
.thursday...southwest winds 10 to 15 kt. slight chance of showers
and thunderstorms in the afternoon. waves 1 to 2 ft. 
.thursday night...southwest winds 10 to 15 kt. slight chance of
showers. waves 1 to 2 ft. 
.friday...south winds 5 to 10 kt becoming northeast friday night.
slight chance of showers. waves 1 to 2 ft.
.saturday...northeast winds 5 to 10 kt. waves around 1 ft.

$$
fzus63 klot 290748
glflm 

lmz080-669-671-673-675-777-779-870-872-874-876-878-291545-
lake michigan from michigan city in to st. joseph mi 5 nm
offshore to mid lake-
lake michigan from sheboygan to port washington wi 5 nm offshore
to mid lake-
lake michigan from port washington to north point light wi 5 nm
offshore to mid lake-
lake michigan from north point light to wind point wi 5 nm
offshore to mid lake-
lake michigan from wind point wi to winthrop harbor il 5 nm
offshore to mid lake-
lake michigan from winthrop harbor to wilmette harbor il 5 nm
offshore to mid lake-
lake michigan from wilmette harbor il to michigan city in 5 nm
offshore to mid lake-
lake michigan from whitehall to pentwater mi 5 nm offshore to mid
lake-
lake michigan from grand haven to whitehall mi 5 nm offshore to
mid lake-
lake michigan from holland to grand haven mi 5 nm offshore to mid
lake-
lake michigan from south haven to holland mi 5 nm offshore to mid
lake-
lake michigan from st. joseph to south haven mi 5 nm offshore to
mid lake-
248 am cdt tue jul 29 2014

sheboygan wi to pentwater mi south

.today...west winds 10 to 15 kt becoming northwest by 
daybreak...then becoming west again late in the afternoon.
isolated showers this morning...then scattered showers and
thunderstorms this afternoon. waves 1 to 3 ft.
.tonight...west winds 10 to 15 kt becoming northwest after
midnight. isolated showers and thunderstorms through early
evening...then slight chance of showers. waves 1 to 2 ft.
.wednesday...north winds 10 to 15 kt. waves 1 to 3 ft. 
.wednesday night...south winds 5 to 10 kt becoming southwest.
waves 1 to 2 ft. 
.thursday...west winds 10 to 15 kt veering to south. slight
chance of showers and thunderstorms in the afternoon. waves 1 to 3 
ft.
.thursday night...southwest winds 10 to 15 kt. waves 1 to 3 ft. 
.friday...southwest winds 10 to 15 kt. slight chance of showers
and thunderstorms. waves 1 to 2 ft.
.saturday...northwest winds 10 to 15 kt becoming north. slight
chance of showers. waves 1 to 3 ft.

$$
fzus63 klot 290203
glflm 
757 

open lake forecast for lake michigan
national weather service chicago/romeoville il
903 pm cdt mon jul 28 2014

for waters beyond five nautical miles of shore on lake michigan.

waves are provided as a range of significant wave heights...which
is the average height of the highest 1/3 of the waves...along
with the average height of the highest 10 percent of the waves
which will occasionally be encountered.

.synopsis...low pressure of 29.5 inches over new england will
move north to eastern quebec tonight while deepening to 29.4
inches. high pressure of 30.2 inches over the plains will slowly
move east and weaken into tuesday. low pressure at 29.8 inches
will develop across eastern ontario on tuesday and very slowly
move northeast into thursday. this will move a weak cold front
southward across the northern part of the lake on tuesday
afternoon and night. otherwise...the pressure pattern across the
lake during the middle to latter part of the week looks to remain
fairly tranquil.

lmz261-362-364-366-563-565-290945-
lake michigan from seul choix point to rock island passage 5 nm
offshore to mid lake-
lake michigan south of a line from seul choix point to the
mackinac bridge and north of a line from charlevoix mi to south
fox island 5 nm offshore-
lake michigan from charlevoix to point betsie mi 5 nm offshore to
mid lake-
lake michigan from point betsie to manistee mi 5 nm offshore to
mid lake-
lake michigan from rock island passage to sturgeon bay wi-
lake michigan from sturgeon bay to two rivers wi 5 nm offshore to
mid lake-
903 pm cdt mon jul 28 2014

two rivers wi to manistee mi north

.rest of tonight...southwest winds 10 to 15 kt becoming
northwest. isolated showers. waves 1 to 3 ft.
.tuesday...northwest winds 10 to 15 kt. isolated showers and
thunderstorms in the afternoon. waves 1 to 3 ft. 
.tuesday night...north winds 10 to 15 kt. waves 1 to 2 ft. 
.wednesday...northwest winds 10 to 15 kt becoming west 5 to
10 kt. waves 1 to 2 ft. 
.wednesday night...southwest winds 5 to 10 kt. waves 1 to 2 ft. 
.thursday...southwest winds 10 to 15 kt. waves 1 to 2 ft. 
.thursday night...southwest winds 10 to 15 kt. slight chance of
showers. waves 1 to 3 ft. 
.friday...variable winds 5 to 10 kt. slight chance of showers and
thunderstorms. waves around 1 ft.
.saturday...north winds around 10 kt. slight chance of showers.
waves 1 to 2 ft.

$$
fzus63 klot 290203
glflm 

lmz080-567-669-671-673-675-777-779-868-870-872-874-876-878-290945-
lake michigan from michigan city in to st. joseph mi 5 nm
offshore to mid lake-
lake michigan from two rivers to sheboygan wi 5 nm offshore to
mid lake-
lake michigan from sheboygan to port washington wi 5 nm offshore
to mid lake-
lake michigan from port washington to north point light wi 5 nm
offshore to mid lake-
lake michigan from north point light to wind point wi 5 nm
offshore to mid lake-
lake michigan from wind point wi to winthrop harbor il 5 nm
offshore to mid lake-
lake michigan from winthrop harbor to wilmette harbor il 5 nm
offshore to mid lake-
lake michigan from wilmette harbor il to michigan city in 5 nm
offshore to mid lake-
lake michigan from pentwater to manistee mi 5 nm offshore to mid
lake-
lake michigan from whitehall to pentwater mi 5 nm offshore to mid
lake-
lake michigan from grand haven to whitehall mi 5 nm offshore to
mid lake-
lake michigan from holland to grand haven mi 5 nm offshore to mid
lake-
lake michigan from south haven to holland mi 5 nm offshore to mid
lake-
lake michigan from st. joseph to south haven mi 5 nm offshore to
mid lake-
903 pm cdt mon jul 28 2014

two rivers wi to manistee mi south

.rest of tonight...north winds 10 to 15 kt becoming
variable...then becoming west late. isolated showers overnight.
waves 5 to 8 ft occasionally to 10 ft subsiding to 2 to 4 ft
overnight.
.tuesday...northwest winds 10 to 15 kt. isolated showers and
thunderstorms in the afternoon. waves 2 to 4 ft.
.tuesday night...northwest winds 10 to 15 kt. isolated showers in
the evening. waves 1 to 3 ft. 
.wednesday...north winds around 10 kt. isolated showers in the
morning. waves 1 to 3 ft.
.wednesday night...variable winds 5 to 10 kt becoming southwest.
isolated showers and thunderstorms in the evening. waves 1 to 2
ft.
.thursday...southwest winds 10 to 15 kt. slight chance of showers
in the morning...then slight chance of showers and thunderstorms
in the afternoon. waves 1 to 2 ft. 
.thursday night...southwest winds 10 to 15 kt. slight chance of
showers. waves 1 to 2 ft. 
.friday...southwest winds 5 to 10 kt. chance of showers and
slight chance of thunderstorms. waves around 1 ft.
.saturday...north winds 10 to 15 kt. slight chance of showers.
waves 1 to 2 ft.  

$$

 myiW | Wind & Forecasts | Forums | Videos | Classifieds | Membership | Support
like us on facebook 
© Copyright 1999-2014 WeatherFlow, Inc · Contact Us · Ad Marketplace