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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