000
FZUS81 KCLE 202116
ICELIO

GREAT LAKES ICE OUTLOOK
NATIONAL WEATHER SERVICE CLEVELAND OHIO
516 PM EDT MON APR 20 2015

ACTIVE WATCHES...WARNINGS...AND ADVISORIES ON THE GREAT LAKES CAN
BE FOUND AT...HTTP://WWW.CRH.NOAA.GOV/GREATLAKES/?C=HAZ&L=GL&P=A

5 DAY ICE DISCUSSION...
LOW PRESSURE ACROSS EASTERN LAKE SUPERIOR LATE THIS AFTERNOON WILL 
MAKE IT TO NEAR JAMES BAY BEFORE REMAINING THERE THROUGH MID WEEK. 
BY LATE IN THE WEEK IT WILL BEGIN TO REDEVELOP FURTHER EAST ACROSS 
QUEBEC. A SERIES OF WEAK TROUGHS WILL ROTATE AROUND THE LOW WHILE 
HIGH PRESSURE WILL REMAIN NEARLY STATIONARY ACROSS CENTRAL CANADA 
AND THE NORTHERN PLAINS. THE HIGH WILL SLOWLY BUILD ACROSS THE 
WESTERN LAKES LATE IN THE WEEK.

THIS WILL KEEP A PREDOMINATE NORTHWEST TO WEST-NORTHWEST FLOW ACROSS 
THE THE MAJORITY OF THE LAKES THROUGH THE WEEK WITH SUBTLE SHIFTS 
WITH EACH TROUGH PASSAGE. WINDS WILL BE WEST-SOUTHWEST ON LAKE ERIE 
UNTIL MID WEEK WHEN THEY TOO WILL SHIFT TO THE WEST-NORTHWEST. THE 
WEST-SOUTHWEST WINDS MAY EXCEED 25 KNOTS ON LAKE ERIE TUESDAY AND 
WEDNESDAY.

TEMPERATURES WILL BE BELOW NORMAL ACROSS THE NORTHERN LAKES THROUGH 
SATURDAY. ELSEWHERE TEMPERATURES WILL BE NEAR NORMAL TUESDAY...BUT 
ALSO TURN COOLER AND BE BELOW NORMAL WEDNESDAY THROUGH SATURDAY. 

IN GENERAL THE LIMITED ICE FIELDS WILL CONTINUE THEIR 
DETERIORATION...BUT AT A SLOWER PACE THAN WHAT IT COULD BE THIS TIME 
OF YEAR. BELOW NORMAL TEMPERATURES...CONSIDERABLE CLOUDINESS...AND 
THE PERSISTENT WIND FLOW WILL INHIBIT FASTER DETERIORATION. NIGHT 
LOWS WILL GET BELOW FREEZING ACROSS ALL OF THE LAKES WEDNESDAY 
THROUGH SATURDAY.
 

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

 TEMPERATURE  FORECASTS FOR SELECTED CITIES
 
 LOCATION   04/21   04/22   04/23   04/24   04/25   04/26    
   DULUTH  32  38  27  42  26  42  27  44  28  47  30  51    
MARQUETTE  33  41  28  35  26  35  27  38  28  42  31  46    
 GREENBAY  35  48  32  47  28  47  28  51  30  53  32  56    
MILWAUKEE  38  51  34  48  32  47  31  47  33  47  35  52    
  CHICAGO  39  55  36  51  34  53  34  53  35  53  37  59    
 MUSKEGON  38  45  34  43  30  46  29  50  30  54  33  56    
   ALPENA  36  47  32  40  28  40  27  44  30  47  32  48    
  DETROIT  41  55  39  47  35  47  33  51  36  52  38  53    
   TOLEDO  39  56  37  50  32  48  30  52  34  53  37  56    
CLEVELAND  44  56  39  52  32  49  32  51  34  53  37  56    
  BUFFALO  43  51  37  48  34  45  32  46  33  49  34  50    


A FULL GRAPHICAL FORECAST OF THE GREAT LAKES FORECAST TEMPERATURES
CAN BE FOUND AT: HTTP://WWW.CRH.NOAA.GOV/GREATLAKES/?C=MAP&L=GL&P=A&M=TE

A FULL GRAPHICAL FORECAST OF WIND ON THE GREAT LAKES CAN BE FOUND AT:
HTTP://WWW.CRH.NOAA.GOV/GREATLAKES/?C=MAP&L=GL&P=A&M=WS

FREEZING DEGREE DAY ACCUMULATIONS AT SELECTED STATIONS
COMPARED TO NORMAL CALCULATED ON MON APR 20:
 
LOCATION           DATE   NORMAL CURRENT
----------------------------------------
    
   DULUTH,   MN  APR   19 1896 1813    
MARQUETTE,   MI  APR   19 1711 2236    
SAU_S_MAR,   MI  APR   19 1305 2007    
 GREENBAY,   WI  APR   19 1013 1072    
MILWAUKEE,   WI  APR   19  332  500    
  CHICAGO,   IL  APR   19   41  355    
 MUSKEGON,   MI  APR   19   78  404    
   ALPENA,   MI  APR   19  906 1430    
  DETROIT,   MI  APR   19    0  387    
   TOLEDO,   OH  APR   19    0  526    
CLEVELAND,   OH  APR   19    0  321    
  BUFFALO,   NY  APR   19  232  755    
 
NORMAL TEMPS FOR SELECTED LOCATIONS AROUND THE
GREAT LAKES FOR MON APR 20
 
LOCATION     HIGH LOW 
----------------------------------------------
 
    DULUTH,MN  54  32 
 MARQUETTE,MI  52  32 
  GREENBAY,WI  54  32 
 MILWAUKEE,WI  59  38 
   CHICAGO,IL  62  41 
  MUSKEGON,MI  58  40 
    ALPENA,MI  54  32 
   DETROIT,MI  62  41 
    TOLEDO,OH  63  40 
 CLEVELAND,OH  62  41 
   BUFFALO,NY  59  40 


NOTE: ALL WEB SITE ADDRESSES SHOULD BE ENTERED INTO YOUR BROWSER IN LOWER
CASE.

$$



Ice product: ICEFBO is not current or is more than 7 days old