345  
FXUS63 KMKX 172107  
AFDMKX  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI  
307 PM CST FRI JAN 17 2025  
   
KEY MESSAGES
 
 
 
- A GALE WARNING IS IN EFFECT FOR THE OPEN WATERS OF LAKE  
MICHIGAN INTO EARLY EVENING FOR WIND GUSTS TO 40 KNOTS.  
 
- AN ARCTIC COLD FRONT WILL CROSS SOUTHERN WISCONSIN THIS  
EVENING, ALLOWING A FRIGID AIR MASS TO BEGIN WORKING INTO THE  
REGION.  
 
- THE ARCTIC AIR REMAINS ENTRENCHED OVER SOUTHERN WISCONSIN  
FROM THIS WEEKEND INTO EARLY NEXT WEEK. COLD WEATHER HEADLINES  
WILL LIKELY BE NEEDED, PARTICULARLY DURING THE SUNDAY THROUGH  
TUESDAY NIGHT TIME FRAME.  
 
- TEMPERATURES CLIMB BACK TOWARD NORMAL LATER NEXT WEEK.  
 

 
   
SHORT TERM
 
 
ISSUED 307 PM CST FRI JAN 17 2025  
 
TONIGHT THROUGH SATURDAY NIGHT:  
 
A COLD FRONT IS EXPECTED TO SWEEP THROUGH THE FORECAST AREA  
THIS EVENING. MODELS SOUNDINGS SHOW INCREASED SATURATION ALONG  
AND JUST BEHIND THE COLD FRONT, BUT THERE IS STILL A SIGNAL OF  
A LOT OF DRY AIR BELOW 10 KFT. KEPT A MENTION OF FLURRIES GOING  
IN CASE SOME SNOW SURVIVES THE DRY LATER. TEMPERATURES WILL DROP  
BEHIND THE FRONT TONIGHT UNDER BREEZY NORTHWEST WINDS, WITH  
TEMPS NOT WARMING MUCH SATURDAY AS COLD ADVECTION ALOFT  
PERSISTS. WITH HIGHS ONLY IN THE TEENS TOMORROW, WIND CHILLS  
ARE NOT EXPECTED TO RISE MUCH ABOVE 5 DEGREES.  
 
DDV  
 

 
   
LONG TERM
 
 
ISSUED 307 PM CST FRI JAN 17 2025  
 
SATURDAY NIGHT THROUGH FRIDAY:  
 
TEMPERATURES ALOFT WILL CONTINUE TO CRASH SATURDAY NIGHT INTO  
EARLY NEXT WEEK AS A REINFORCING SHOT OF COLD AIR MOVES THROUGH.  
SUBZERO WIND CHILLS ARE EXPECTED FROM SATURDAY EVENING THROUGH  
WEDNESDAY MORNING. THE COLDEST PERIOD WILL BE SUNDAY THROUGH  
TUESDAY, WHEN WIND CHILLS MAY STRUGGLE TO GET ABOVE -15 TO -20  
DURING THE DAY, AND WILL DROP TO -20 TO -30 AT NIGHT. COLD  
WEATHER HEADLINES WILL LIKELY BE NEEDED FOR THIS COLDEST PERIOD.  
 
TEMPERATURES WILL BEGIN TO RECOVER ON WEDNESDAY, APPROACHING  
NORMAL VALUES BY THE END OF THE WEEK. DRY WEATHER IS EXPECTED  
THROUGH THE MIDDLE OF NEXT WEEK, WITH MODELS HINTING AT A CHANCE  
FOR LIGHT SNOW BY THURSDAY AS A SHORTWAVE MOVES THROUGH. KEPT  
THE FORECAST DRY FOR NOW GIVEN A CONTINUED LOW LEVEL OF  
CONFIDENCE THIS FAR OUT IN THE FORECAST.  
 
DDV  
 

 
   
AVIATION
 
 
ISSUED 307 PM CST FRI JAN 17 2025  
 
GUSTY SOUTHWEST WINDS WILL CONTINUE THROUGH LATE THIS AFTERNOON,  
BEFORE EASING A BIT EARLY THIS EVENING. A COLD FRONT WILL MOVE  
THROUGH THIS EVENING, BRINGING A SHIFT IN THE WINDS FROM  
SOUTHWEST TO NORTHWEST. THERE COULD BE FLURRIES ALONG/BEHIND THE  
FRONT, BUT MOST PLACES WILL LIKELY REMAIN DRY. WINDS WILL  
PICK UP A BIT BEHIND THE FRONT OVERNIGHT INTO AT LEAST EARLY  
SATURDAY, WITH GUSTS TO AT LEAST 25 KNOTS LIKELY. THERE MAY BE  
A PERIOD OF MVFR CEILINGS BEHIND THE FRONT TONIGHT INTO EARLY  
SATURDAY, WITH CLEARING SKIES THEN EXPECTED FOR THE REMAINDER OF  
SATURDAY AS HIGH PRESSURE BUILDS IN FROM THE NORTHWEST.  
 
DDV  
 

 
   
MARINE
 
 
ISSUED 307 PM CST FRI JAN 17 2025  
 
GALE FORCE WINDS WILL CONTINUE INTO EARLY EVENING ACROSS THE  
OPEN WATERS, AS HIGH PRESSURE CENTERED OVER NORTH CAROLINA  
DEPARTS EAST AND LOW PRESSURE MOVES EAST THROUGH SOUTHWEST  
ONTARIO. THE LOW TO THE NORTH WILL DRAG A COLD FRONT THROUGH  
THIS EVENING, WITH WINDS BECOMING NORTHWEST BEHIND THE FRONT  
WHILE DROPPING BELOW GALE FORCE BY MID-EVENING. THE SMALL CRAFT  
ADVISORY REMAINS IN EFFECT THROUGH SATURDAY AFTERNOON.  
 
BREEZY NORTHWEST TO WEST WINDS WILL THEN CONTINUE THROUGH THE  
FIRST PART OF NEXT WEEK AND WILL COMBINE WITH A MUCH COLDER  
AIRMASS FOR A PERIOD OF FREEZING SPRAY. HEAVY FREEZING SPRAY IS  
MOSTLY LIKELY ACROSS THE EASTERN TWO-THIRDS OF THE LAKE SUNDAY  
INTO EARLY WEDNESDAY.  
 
DDV  
 

 
   
MKX WATCHES/WARNINGS/ADVISORIES
 
 
WI...NONE.  
LM...GALE WARNING...LMZ080-LMZ261-LMZ362-LMZ364-LMZ366-LMZ563-  
LMZ565-LMZ567-LMZ669-LMZ671-LMZ673-LMZ675-LMZ777-LMZ779-  
LMZ868-LMZ870-LMZ872-LMZ874-LMZ876-LMZ878 UNTIL 9 PM  
FRIDAY.  
 
SMALL CRAFT ADVISORY...LMZ643-LMZ644-LMZ645-LMZ646 UNTIL 5 PM  
SATURDAY.  
 

 
 

 
 
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