524
FXUS63 KMKX 120432
AFDMKX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1132 PM CDT THU JUN 11 2026
KEY MESSAGES
- QUIET AND DRY WEATHER EXPECTED LATE TONIGHT THROUGH SATURDAY
MORNING.
- NEXT CHANCE FOR SHOWERS AND THUNDERSTORMS IS SATURDAY
AFTERNOON AND EVENING (50-90% CHANCE).
- MOSTLY BELOW NORMAL TEMPS FOR EARLY NEXT WEEK.
SHORT TERM
ISSUED 1132 PM CDT THU JUN 11 2026
TONIGHT THROUGH MONDAY NIGHT:
WLY WINDS, COLD ADVECTION AND CLEARING SKIES WILL PREVAIL THE
REMAINDER OF THE NIGHT IN THE WAKE OF THE COLD FRONT. THE LARGE
UPPER LOW BUILDING INTO ONTARIO WILL THEN REMAIN THERE INTO
EARLY NEXT WEEK WITH WEAK SHORTWAVE TROUGHS ROTATING THROUGH
WI. THE ONLY IMPACTFUL TROUGH WILL BE SAT AFTERNOON AND EVENING
WITH THE PASSAGE OF A COLD FRONT. AFTER A PLEASANT FRIDAY, WARM
ADVECTION WILL ENSUE FRI NT INTO SAT WITH SOME MOISTURE RETURN
EXPECTED. MLCAPES ARE EXPECTED TO RISE TO PERHAPS 1500 J/KG SAT
AFTERNOON WITH 50 KT OF UNIDIRECTIONAL DEEP LAYER SHEAR. GIVEN
THE FAVORABLE TIMING OF THE AFTERNOON AND EVENING, SOME SEVERE
STORMS WITH DAMAGING WINDS AND LARGE HAIL WILL BE POSSIBLE.
AFTERWARD, PARTLY CLOUDY SKIES AND COOLER TEMPS WILL PREVAIL FOR
SUN-MON GIVEN THE NWLY FLOW PATTERN.
GEHRING
LONG TERM
ISSUED 1132 PM CDT THU JUN 11 2026
TUESDAY THROUGH THURSDAY:
STRONGER SHORTWAVE TROUGHS WILL THEN ARRIVE ON NWLY FLOW ALOFT
DURING THIS PERIOD. THE FIRST UPPER TROUGH WILL BRING RAIN
CHANCES OF 50-70 PERCENT TUE AFTERNOON, BUT THE SECOND UPPER
TROUGH MAY RESULT IN SUBSTANTIAL CYCLOGENESIS FROM THE NRN GREAT
PLAINS INTO THE GREAT LAKES FOR WED-WED NT. THIS WOULD BRING A
RETURN OF THUNDERSTORMS AND POTENTIAL FOR SEVERE WEATHER AND
HEAVY RAINFALL.
GEHRING
AVIATION
ISSUED 1132 PM CDT THU JUN 11 2026
LLWS VIA A NWLY LOW LEVEL JET OF 40 KT IS EXPECTED EARLY FRI AM.
OTHERWISE VFR CONDITIONS WILL PREVAIL THU-THU NT.
GEHRING
MARINE
ISSUED 1132 PM CDT THU JUN 11 2026
MODEST TO BREEZY WEST WINDS ARE EXPECTED LATE THIS EVENING INTO
THE OVERNIGHT DUE TO THE PASSAGE OF LOW PRESSURE AND ITS COLD
FRONT. MODEST TO BREEZY WESTERLY WINDS WILL CONTINUE FRIDAY AND
SHIFT TO THE SOUTHWEST FRIDAY NIGHT INTO SATURDAY IN ADVANCE OF
A COLD FRONT PASSAGE. SCATTERED THUNDERSTORMS ARE EXPECTED WITH
THE FRONTAL PASSAGE. MODEST NORTHWEST WINDS CAN BE EXPECTED
WITH THE FRONTAL PASSAGE LATE SATURDAY NIGHT CONTINUING THROUGH
SUNDAY MORNING.
GEHRING
MKX WATCHES/WARNINGS/ADVISORIES
WI...NONE.
LM...SMALL CRAFT ADVISORY...LMZ643 UNTIL 4 AM FRIDAY.
SMALL CRAFT ADVISORY...LMZ644-LMZ645-LMZ646 UNTIL 11 PM
THURSDAY.
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