608  
FXUS63 KMKX 070846  
AFDMKX  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI  
346 AM CDT THU JUL 7 2022  
   
SHORT TERM
 
 
(ISSUED 346 AM CDT THU JUL 7 2022)  
 
TODAY THROUGH FRIDAY:  
 
JUST SOME SMALL AREAS OF STRATUS EARLY THIS MORNING, ALTHOUGH  
SCT-BKN CUMULUS DEVELOPMENT IS EXPECTED BY LATE MORNING AND  
CONTINUING INTO THE AFTERNOON. RAP SOUNDINGS DO SHOW SOME CAPPING  
FOR TODAY SO WILL ONLY GO WITH LOW POPS WEST OF MADISON LATE WHEN  
A SHORTWAVE TROUGH APPROACHES FROM THE WEST. THE SHORTWAVE TROUGH  
IS EXPECTED TO MOVE ACROSS NRN IL TNT WITH A WAVE OF LOW PRESSURE  
PASSING A LITTLE FARTHER SOUTH ACROSS IL. THIS PUTS SRN WI ON THE  
NRN PERIPHERY OF A RAIN AREA SO POPS RANGE FROM 50 PERCENT AT THE  
IL BORDER TO SLIGHT CHANCES TOWARD CENTRAL WI. THE RAIN CHANCES  
WILL LINGER INTO FRI BUT DRYING WILL OCCUR LATER IN THE DAY ON  
BREEZY NELY WINDS. STILL WARM AND HUMID TODAY THEN COOLER FOR FRI.  
 
GEHRING  
 

 
   
LONG TERM
 
 
(ISSUED 346 AM CDT THU JUL 7 2022)  
 
FRIDAY NIGHT THROUGH WEDNESDAY:  
 
HIGH PRESSURE ACROSS THE NRN GREAT LAKES FOR FRI NT-SAT WILL THEN  
SHIFT SEWD ACROSS SRN WI FOR LATE SAT NT-SUN AM. PLEASANT TEMPS  
AND HUMIDITY IS EXPECTED. CHANCES FOR SHOWERS THEN RETURN FOR SUN  
NT-MON NT AS A SHORTWAVE TROUGH MOVES ACROSS THE NRN GREAT PLAINS  
TO THE NRN GREAT LAKES WITH A COLD FRONTAL PASSAGE ON MON. A  
SERIES OF SHORTWAVE TROUGHS WILL THEN FOLLOW FROM CANADA INTO THE  
GREAT LAKES, WHILE A HIGH AMPLITUDE RIDGE BECOMES ESTABLISHED  
OVER MUCH OF THE WRN USA. A PLEASANT AIRMASS IS EXPECTED BUT  
ENOUGH INSTABILITY MAY BE PRESENT FOR A FEW SHOWERS ON WED.  
 
GEHRING  
 

 
   
AVIATION
 
 
(ISSUED 346 AM CDT THU JUL 7 2022)  
 
LOCALIZED MVFR CIGS OR LIGHT FOG WILL CONTINUE THROUGH JUST  
BEYOND SUNRISE. SCT-BKN CUMULUS DEVELOPMENT IS THEN EXPECTED BY  
LATE MORNING WITH POCKETS OF MVFR CIGS POSSIBLE BEFORE RISING  
ABOVE 3 KFT DURING THE EARLY AFTERNOON. AREAS OF MVFR CIGS AND  
POSSIBLY BELOW 1 KFT MAY THEN RETURN LATE TNT INTO FRI AM AS LIGHT  
RAIN MAY DEVELOP ESPECIALLY TOWARD THE IL BORDER.  
 
GEHRING  
 

 
   
MARINE
 
 
(ISSUED 346 AM CDT THU JUL 7 2022)  
 
HIGH PRESSURE AROUND 30.1 INCHES OVER THE NORTHERN GREAT LAKES  
WILL MOVE TO THE LOWER GREAT LAKES FOR TONIGHT. LIGHT AND VARIABLE  
WINDS ARE EXPECTED. LOW PRESSURE AROUND 29.9 INCHES WILL THEN  
FOLLOW ACROSS CENTRAL ILLINOIS LATE TONIGHT AND THROUGH THE OHIO  
RIVER VALLEY ON FRIDAY. ANOTHER HIGH PRESSURE SYSTEM AROUND 30.2  
INCHES WILL THEN BUILD INTO THE REGION FRIDAY INTO SATURDAY.  
BREEZY NORTHEAST WINDS ARE EXPECTED TO DEVELOP ON FRIDAY AND LAST  
INTO FRIDAY NIGHT. A SMALL CRAFT ADVISORY WILL LIKELY BE NEEDED  
FROM SHEBOYGAN TO WINTHROP HARBOR FOR FRI AFTERNOON AND NIGHT.  
 
GEHRING  
 

 
   
MKX WATCHES/WARNINGS/ADVISORIES
 
 
WI...NONE.  
LM...NONE.  

 
 

 
 
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