807  
FZUS81 KCLE 172047 CCA  
ICELIO  
 
GREAT LAKES ICE OUTLOOK...CORRECTED  
NATIONAL WEATHER SERVICE CLEVELAND OHIO  
447 PM EDT WED APR 17 2019  
 
ACTIVE WATCHES...WARNINGS...AND ADVISORIES ON THE GREAT LAKES CAN  
BE FOUND AT:  
 
HTTP://WWW.WEATHER.GOV/GREATLAKES/  
 
5 DAY ICE DISCUSSION...  
 
ICE CONTINUES TO DECAY ON THE LAKES WITH ICE REMAINING MAINLY IN  
THE EASTERN BASIN OF LAKE ERIE AND IN EASTERN LAKE SUPERIOR  
AROUND AND NORTH OF SAULT STE MARIE. ICE WAS ALSO ON LAKE SUPERIOR  
FROM ONTONAGON MICHIGAN TO NEAR EAGLE RIVER.  
 
NORTHEAST WINDS TONIGHT ON LAKE SUPERIOR MAY RESULT IN DRIFTING OF  
FLOES. WINDS WILL REMAIN BELOW 25 KNOTS THURSDAY THROUGH FRIDAY  
NIGHT. ON LAKE ERIE WINDS WILL TURN SOUTHERLY OVERNIGHT AT 20 TO  
25 KNOTS. MINIMAL MOVEMENT IS EXPECTED THROUGH THE PERIOD.  
 
THE GREAT LAKES ICE ANALYSIS PRODUCTS CAN BE FOUND AT:  
 
HTTP://WWW.NATICE.NOAA.GOV/PRODUCTS/GREAT_LAKES.HTML  
 
AND  
 
HTTP://WWW.GLERL.NOAA.GOV/DATA/ICE/#CURRENTCONDITIONS  
 
MAX WIND (KNOTS) AT EACH SITE FOR THE 12 HOUR FCST PERIOD  
 
LOCATION TONIGHT THU THU NIGHT FRI FRI NIGHT  
WEST SUPERIOR 050/24 360/15 320/08 190/10 190/11  
MID SUPERIOR 040/21 360/19 350/12 220/11 170/13  
EAST SUPERIOR 040/24 360/22 360/17 300/08 150/08  
NORTH MICHIGAN 07/19 330/19 350/21 360/10 360/10  
SOUTH MICHIGAN 190/20 350/15 360/25 360/23 340/21  
NORTH HURON 120/20 320/14 360/16 360/14 030/14  
MID HURON 170/23 180/18 020/21 010/19 020/23  
SOUTH HURON 140/18 190/20 360/18 360/22 010/23  
WEST ERIE 200/17 210/21 340/13 010/17 010/19  
EAST ERIE 160/21 200/18 210/12 050/24 040/14  
CENTRAL ONTARIO 150/22 160/19 180/13 030/17 040/16  
 
A FULL GRAPHICAL FORECAST OF WIND ON THE GREAT LAKES CAN BE FOUND AT:  
HTTP://WWW.WEATHER.GOV/GREATLAKES/  
 
TEMPERATURE FORECASTS FOR SELECTED CITIES  
 
LOCATION 04/18 04/19 04/20 04/21 04/22 04/23  
DULUTH 37 49 33 57 37 61 39 54 34 52 34 50  
MARQUETTE 36 38 34 45 34 52 38 50 36 45 33 45  
GREENBAY 44 46 36 55 33 61 41 62 40 58 38 56  
MILWAUKEE 47 51 39 47 37 55 45 59 43 52 41 52  
CHICAGO 53 56 40 47 38 54 45 65 46 51 43 55  
MUSKEGON 49 53 38 50 37 56 40 59 43 56 40 56  
ALPENA 40 54 36 47 35 53 36 54 38 50 35 47  
DETROIT 49 71 45 51 40 53 41 67 48 62 44 61  
TOLEDO 51 69 46 51 41 50 41 64 50 62 48 64  
CLEVELAND 57 70 50 56 41 53 42 60 50 61 48 59  
BUFFALO 49 73 54 61 52 58 42 56 44 66 45 59  
 
A FULL GRAPHICAL FORECAST OF THE GREAT LAKES FORECAST TEMPERATURES  
CAN BE FOUND AT HTTP://WWW.WEATHER.GOV/GREATLAKES/  
 
FREEZING DEGREE DAY ACCUMULATIONS AT SELECTED STATIONS  
COMPARED TO NORMAL CALCULATED ON WED APR 17:  
 
LOCATION DATE NORMAL CURRENT  
----------------------------------------  
 
DULUTH, MN APR 16 1922 2089  
MARQUETTE, MI APR 16 1733 2173  
SAU_S_MAR, MI APR 16 1334 1560  
GREENBAY, WI APR 16 1052 952  
MILWAUKEE, WI APR 16 375 345  
CHICAGO, IL APR 16 95 203  
MUSKEGON, MI APR 16 125 264  
ALPENA, MI APR 16 938 1143  
DETROIT, MI APR 16 0 56  
TOLEDO, OH APR 16 0 0  
CLEVELAND, OH APR 16 0 0  
BUFFALO, NY APR 16 277 261  
 
 
NORMAL TEMPS FOR SELECTED LOCATIONS AROUND THE  
GREAT LAKES FOR WED APR 17  
 
LOCATION HIGH LOW  
----------------------------------------------  
 
DULUTH,MN 52 31  
MARQUETTE,MI 51 31  
GREENBAY,WI 52 31  
MILWAUKEE,WI 58 37  
CHICAGO,IL 61 40  
MUSKEGON,MI 57 39  
ALPENA,MI 52 31  
DETROIT,MI 61 40  
TOLEDO,OH 62 39  
CLEVELAND,OH 61 40  
BUFFALO,NY 57 38  
 

 
 
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