Synopsis for Lake Superior
.SYNOPSIS...A 29.9 INCH LOW PRESSURE SYSTEM OVER THE CENTRAL PLAINS
WILL MOVE SOUTHEAST ACROSS THE CENTRAL MISSISSIPPI VALLEY THROUGH
THIS AFTERNOON AS HIGH PRESSURE OF 30.6 INCHES BUILDS INTO THE
NORTHERN PLAINS FROM SOUTH CENTRAL CANADA. THE HIGH WILL REACH THE
SOUTHEASTERN U.S. FRIDAY MORNING AS LOW PRESSURE OF 29.5 INCHES
DEVELOPS OVER THE NORTHERN HIGH PLAINS. EXPECT THE LOW TO TRACK EAST
ACROSS THE UPPER GREAT LAKES SATURDAY THEN REACH QUEBEC BY SUNDAY
MORNING.

Synopsis for Lake Michigan
.SYNOPSIS...LOW PRESSURE AT 30.2 INCHES ACROSS WESTERN LAKE SUPERIOR 
TODAY WILL MOVE EAST TO NORTHERN LAKE MICHIGAN TONIGHT.  OCCASIONAL 
GALE FORCE WIND GUSTS WILL DEVELOP FOR A BRIEF PERIOD BEHIND THIS 
LOW AND ASSOCIATED COLD FRONT ACROSS THE LAKE THURSDAY.  WINDS WILL 
DIMINISH THURSDAY EVENING AS HIGH PRESSURE AT 30.5 INCHES MOVES 
ACROSS THE LAKE OVERNIGHT. SOUTH WINDS WILL DEVELOP ON THE BACK SIDE 
OF THIS HIGH PRESSURE AREA FRIDAY. LOW PRESSURE OF 29.5 INCHES OVER 
THE NORTHERN PLAINS FRIDAY NIGHT WILL MOVE EAST ACROSS THE AREA 
SATURDAY NIGHT...PUSHING ANOTHER COLD FRONT SOUTH ACROSS THE LAKE 
EARLY SUNDAY.  

Synopsis for Lake Huron
.SYNOPSIS...HIGH PRESSURE...AVERAGING 30.20 INCHES...OVER SOUTHERN 
LOWER MICHIGAN TODAY WILL SLOWLY WEAKEN...ALLOWING AN ARCTIC
FRONT TO SLIDE THROUGH THE CENTRAL GREAT LAKES TOMORROW. AN EVEN
STRONGER HIGH PRESSURE WILL BUILD IN FOR THURSDAY NIGHT AT 30.40
INCHES.

Synopsis for Lake Erie
.SYNOPSIS...HIGH PRESSURE 30.20 INCHES CENTERED OVER THE OHIO
VALLEY WILL WEAKEN TODAY AS LOW PRESSURE MOVES UP THE EAST COAST.
A COLD FRONT WILL DROP SOUTHEAST ACROSS LAKE ERIE ON THURSDAY. A
RIDGE 30.40 INCHES WILL MOVE EAST OVER THE LAKE ON FRIDAY. A WARM
FRONT WILL LIFT NORTH OF THE AREA SATURDAY. THE NEXT COLD FRONT
WILL SAG ACROSS THE LAKE SUNDAY EVENING.

Synopsis for Lake Ontario
.SYNOPSIS...A 29.5 INCH LOW WILL MOVE UP THE EAST COAST TODAY AND 
ACROSS ATLANTIC CANADA TOMORROW WHILE A WEAKER 29.9 INCH LOW CUTS 
ACROSS THE OHIO VALLEY. A 30.2 INCH RIDGE OF HIGH PRESSURE WILL THEN 
MOVE ACROSS THE LOWER LAKES FRIDAY. THIS RIDGE WILL MOVE TO THE EAST 
COAST BY SATURDAY AND A 29.5 INCH LOW WILL CROSS THE WESTERN GREAT 
LAKES BEFORE TRACKING INTO QUEBEC SUNDAY.