821  
FXUS63 KMKX 101137  
AFDMKX  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI  
637 AM CDT FRI APR 10 2026  
   
KEY MESSAGES
 
 
- MILDER TODAY AND SATURDAY BEFORE 70S RETURN SUNDAY AND INTO  
NEXT WEEK.  
 
- AN ACTIVE WEATHER PATTERN RETURNS LATE THIS WEEKEND INTO NEXT  
WEEK. WARM AND HUMID CONDITIONS AND MORE SHOWERS AND STORMS  
ARE EXPECTED. SEVERE STORMS WILL BE POSSIBLE.  
 

 
   
UPDATE
 
 
ISSUED 640 AM CDT FRI APR 10 2026  
 
FORECAST REMAINS ON TRACK THIS MORNING. HAVE UPDATED NEAR-TERM  
(NEXT ~3 HOURS) PRECIP PROBABILITIES TO ALIGN WITH ONGOING  
RADAR TRENDS, WHICH POINT TOWARD RAIN SHOWERS BEING OUT OVER  
LAKE MICHIGAN BY ~9-10 AM AT THE LATEST. MOSTLY CLOUDY SKIES  
PREVAIL THROUGH MID-DAY, RESULTING IN COOL CONDITIONS.  
 
QUIGLEY  
 

 
   
SHORT TERM
 
 
ISSUED 1146 PM CDT THU APR 9 2026  
 
CURRENT OVERNIGHT THROUGH SATURDAY NIGHT:  
 
RAIN WILL CONTINUE THROUGH THE OVERNIGHT HOURS LARGELY CLEARING  
OUT BY DAWN AS THE SURFACE TROUGH SHIFTS EAST INTO THE LOWER  
GREAT LAKES REGION. HIGH PRESSURE IS THEN EXPECTED TO PUSH IN  
THIS MORNING, LEADING TO GRADUAL CLEARING FROM NORTHWEST TO  
SOUTHEAST THROUGH THE DAY. SURFACE WINDS WILL LARGELY BE  
NORTHWESTERLY TO NORTHERLY AND WEAK CAA WILL CAUSE HIGH  
TEMPERATURES TO DIP SLIGHTLY TODAY INTO THE LOW TO MID 50S.  
 
HIGH PRESSURE AND MOSTLY CLEAR TO PARTLY CLOUDY SKIES WILL  
LINGER INTO THE FIRST HALF OF SATURDAY BEFORE SKIES CLOUD OVER  
SATURDAY AFTERNOON AND UPPER LEVEL WAA BRINGS ELEVATED RAIN  
SHOWERS BACK TO THE REGION. BEST CHANCES FOR RAIN SHOULD OCCUR  
SATURDAY NIGHT (60-90% CHANCES) AS THE CORE OF AN 850MB JET  
LEANS OVER INTO THE REGION AHEAD OF A LARGE TROUGH OVER THE  
WESTERN UNITED STATES.  
 
CMILLER  
 

 
   
LONG TERM
 
 
ISSUED 1148 AM CDT THU APR 9 2026  
 
SUNDAY THROUGH WEDNESDAY:  
 
WITH STRONG WAA OVER THE REGION ON SUNDAY, A WARM FRONT IS  
ANTICIPATED TO MOVE NORTH INTO WISCONSIN THROUGH THE DAY. TEMPS  
SHOULD RISE INTO THE LOW 70S WITH DEW POINTS NEAR 60. AS THE  
WARM FRONT PUSHES IN, WAA MAY DRIVE CONTINUED RAIN SHOWERS  
THROUGH THE MORNING AND SOME POTENTIAL FOR WEAK THUNDERSTORMS  
DURING THE AFTERNOON, WITH THE RRFS HINTING THAT WE MAY HAVE  
SOME AVAILABLE CAPE <1000 J/KG DURING THE AFTERNOON.  
 
BEYOND, A MULTI-DAY PERIOD OF ACTIVE WEATHER LOOKS TO SET UP.  
THE STORM PREDICTION CENTER INCLUDES AT LEAST SOME OF OUR CWA IN  
AN OUTLOOK FOR DAYS 5, 6, AND 7. THE AFOREMENTIONED WARM FRONT  
IS EXPECTED TO BECOME A STATIONARY FRONT OVER THE REGION LATE  
SUNDAY, WITH MULTIPLE POTENT WAVES PROPAGATING ALONG THE FRONT  
MONDAY THROUGH WEDNESDAY, UNTIL A LARGER SURFACE LOW KICKS THE  
FRONT THROUGH ON THURSDAY OF NEXT WEEK. GIVEN THE SURFACE  
FRONTAL TRIGGER, SURFACE MOISTURE AND WARMTH SOUTH OF THE  
FRONT, AND UPPER LEVEL SUPPORT, SEVERE WEATHER APPEARS POSSIBLE.  
HOWEVER, IT IS STILL TOO EARLY TO PIN DOWN THE TIMING AND  
LOCATION OF THE MOST SEVERE STORMS, AS GLOBAL MODEL SOLUTIONS  
VARY WIDELY. STAY TUNED THROUGH THE WEEKEND AS THE HAZARDS FOR  
NEXT WEEK BECOME CLEARER WITH TIME.  
 
CMILLER  
 

 
   
AVIATION
 
 
ISSUED 640 AM CDT FRI APR 10 2026  
 
MIX OF MOSTLY MVFR AND IFR FLIGHT CATEGORIES PREVAIL ACROSS  
SOUTHERN WISCONSIN THIS MORNING AS -RA CONTINUES OVER THE FAR  
SOUTHEAST CORNER OF THE AREA. OCCASIONAL LIFR HAS BEEN NOTED IN  
OVERNIGHT & CURRENT OBSERVATIONS, AND HAS BEEN ACCOUNTED FOR  
OVER THE IMMEDIATE NEAR-TERM WITH TEMPO GROUPS AT FAR SOUTHEAST  
WISCONSIN AERODROMES. ANTICIPATE PRECIPITATION TO VACATE FAR  
SOUTHEAST FIELDS BY 9-10 AM AT THE LATEST. REDUCED CIGS AND  
FLIGHT CATEGORIES WILL LINGER THROUGH THE MIDDLE PART OF THE  
DAY, SKIES CLEARING FROM WEST TO EAST LATE THIS AFTERNOON/EARLY  
THIS EVENING AS HIGH PRESSURE MOVES IN FROM THE NORTHERN GREAT  
PLAINS. THUS EXPECT A RETURN OF VFR FLIGHT CATEGORIES BY EARLY  
EVENING AT ALL TERMINALS.  
 
QUIGLEY  
 

 
   
MARINE
 
 
ISSUED 1129 PM CDT THU APR 9 2026  
 
A STATIONARY FRONT WILL REMAIN JUST SOUTH OF LAKE MICHIGAN THROUGH  
FRIDAY, LEADING TO CONTINUED LIGHT TO MODERATE NORTH WINDS. HIGH  
PRESSURE WILL THEN BUILD OVER THE UPPER GREAT LAKES REGION  
FRIDAY NIGHT INTO SATURDAY MORNING, CAUSING WINDS TO BECOME  
LIGHT AND VARIABLE. SOUTHEAST WINDS RETURN SATURDAY AFTERNOON  
AND BECOME GUSTY SATURDAY NIGHT AS A SHARPER PRESSURE GRADIENT  
MOVES OVER THE LAKE AS LOW PRESSURE MOVES INTO THE NORTHERN  
GREAT PLAINS.  
 
CMILLER  
 

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

 
 

 
 
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