FZUS81 KCLE 162315
ICELIO

GREAT LAKES ICE OUTLOOK
NATIONAL WEATHER SERVICE CLEVELAND OHIO
614 PM EST WED DEC 14 2011

A COLD FRONT LOCATED OVER THE CENTRAL GREAT LAKES WILL PUSH SOUTH
THROUGH THE EASTERN GREAT LAKES OVERNIGHT. MEANWHILE HIGH PRESSURE
OVER THE UPPER MIDWEST WILL BUILD EAST ACROSS THE REGION BEHIND THE
FRONT ON SATURDAY. A WEAK TROUGH OF LOW PRESSURE WILL MOVE THROUGH
THE NORTHERN AND CENTRAL LAKES ON SATURDAY NIGHT FOLLOWED BY A
STRONGER LOW PRESSURE SYSTEM PASSING NORTH OF THE LAKES ON SUNDAY
NIGHT. THIS SYSTEM WILL FIRST PULL A WARM FRONT NORTH ACROSS THE
LAKES LATE SUNDAY...FOLLOWED BY THE ASSOCIATED COLD FRONT PUSHING
BACK SOUTH ON MONDAY. AN AREA OF HIGH PRESSURE WILL BUILD FROM THE
UPPER MIDWEST TO THE EASTERN SEABOARD ON TUESDAY WITH YET ANOTHER
COLD FRONT DROPPING INTO THE NORTHERN LAKES ON WEDNESDAY.

NORTHWESTERLY WINDS OVER ALL THE GREAT LAKES THIS EVENING WILL BACK
TO THE SOUTHWEST LATE TONIGHT ACROSS THE NORTHERN GREAT LAKES...WITH
WINDS BACKING ACROSS THE REST OF THE LAKES ON SATURDAY. THE PASSAGE
OF A TROUGH WILL RESULT IN WINDS VEERING TO MORE WESTERLY ACROSS ALL
THE LAKES ON SATURDAY NIGHT.

TEMPERATURES WILL START OFF BELOW NORMAL ACROSS ALL OF THE LAKES
TONIGHT BEFORE REBOUNDING TO NEAR NORMAL ON SATURDAY. THE NORTHERN
LAKES WILL WARM TO ABOVE NORMAL ON SUNDAY BUT WILL RETURN TO NEAR
NORMAL TEMPERATURES...ALONG WITH THE REST OF THE LAKES THROUGH
WEDNESDAY.

MODERATE ICE GROWTH WILL CONTINUE ACROSS LAKE SUPERIOR TONIGHT WITH
SLOW ICE GROWTH ON LAKE MICHIGAN AND LAKE HURON AND LITTLE TO NO
GROWTH ON LAKE ERIE. WARMING LOW TEMPERATURES OVER THE NEXT COUPLE
DAYS WILL MAINTAIN JUST SLOW ICE GROWTH ACROSS THE NORTHERN AND
CENTRAL GREAT LAKES INTO THE MIDDLE OF NEXT WEEK.

LITTLE CHANGE IS EXPECTED ACROSS THE SOUTHERN LAKES THROUGH THE
PERIOD.

ICE IS BEGINNING TO FORM ACROSS EXTREME NORTHERN LAKE SUPERIOR AND
MANY OF THE NORTHERN BAYS...INCLUDING THUNDER BAY AND BLACK BAY ON
LAKE SUPERIOR...GREEN BAY ON LAKE MICHIGAN AND NORTHERN GEORGIAN BAY
AND THE SAGINAW BAY ON LAKE HURON.

NO ICE THICKNESS REPORTS AVAILABLE AT THIS TIME.

$$

KEC