160  
FXUS63 KIWX 120554  
AFDIWX  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE NORTHERN INDIANA  
1254 AM EST WED NOV 12 2025  
   
KEY MESSAGES
 
 
- SLICK SPOTS POSSIBLE OVERNIGHT AND FOR THE WEDNESDAY MORNING  
COMMUTE, ESPECIALLY ON SECONDARY ROADS.  
 
- THE REST OF THE WEEK WILL BE DRY WITH WARMING TEMPERATURES.  
 
- NEXT CHANCE FOR RAIN ARRIVES SATURDAY NIGHT INTO SUNDAY.  
 

 
   
DISCUSSION
 
 
ISSUED AT 146 PM EST TUE NOV 11 2025  
 
SCATTERED SNOW FLURRIES ARE MOVING THROUGH THE AREA TODAY, WITH  
LITTLE TO NO ACCUMULATION EXPECTED. THOUGH NOT AS COLD AS THE PAST  
TWO NIGHTS, OVERNIGHT LOWS WILL DROP TO NEAR OR JUST BELOW FREEZING.  
MELTING SNOW THIS AFTERNOON/EVENING COULD RESULT IN SOME SLICK SPOTS  
OVERNIGHT AND WEDNESDAY MORNING AS IT REFREEZES OVERNIGHT.  
 
AFTER A VERY ACTIVE PAST FEW DAYS, THE UPCOMING NEXT SEVERAL DAYS  
WILL BE MAINLY QUIET, DRY, AND GRADUALLY WARMER. A TIGHTENING  
PRESSURE GRADIENT BETWEEN HIGH PRESSURE CENTERED OVER THE SOUTHEAST  
US AND LOW PRESSURE OVER WESTERN ONTARIO WILL MAKE FOR BREEZY  
CONDITIONS THIS EVENING THROUGH THE DAY ON WEDNESDAY. DURING THE DAY  
WEDNESDAY, WEST WINDS WILL BE SUSTAINED AROUND 15 TO 20 MPH WITH  
POTENTIAL FOR GUSTS UP TO 30 MPH. WEST/SOUTHWEST WINDS AND  
INCREASING WAA THROUGH THE WEEK WILL ALLOW FOR TEMPERATURES TO  
MODERATE BACK TOWARDS SEASONABLE LEVELS BY THE END OF THE WORK WEEK.  
TOMORROW HIGH'S WILL BE IN THE MID TO UPPER 40S AND BY THE WEEKEND,  
HIGHS ARE ANTICIPATED TO BE IN THE 60S!  
 
A LOW PRESSURE SYSTEM WILL LIFT THROUGH THE UPPER MIDWEST INTO  
ONTARIO ON SATURDAY. IT'S ATTENDANT WARM FRONT MAY BRING SCATTERED  
RAIN SHOWERS DURING THE DAY SATURDAY (LOW CHANCES), BUT BETTER  
CHANCES FOR RAIN ARRIVE SATURDAY NIGHT INTO THE DAY SUNDAY WITH THE  
SYSTEM'S ATTENDANT COLD FRONT. AS THIS IS 4-5 DAYS OUT, THERE IS  
STILL A LOT OF UNCERTAINTY TO WORK THROUGH REGARDING THE OVERALL  
TIMING AND RAINFALL AMOUNTS.  
 

 
   
AVIATION /06Z TAFS THROUGH 06Z THURSDAY/
 
 
ISSUED AT 1244 AM EST WED NOV 12 2025  
 
VFR CONDITIONS EXPECTED AT THE TAF SITES THROUGH THE PERIOD,  
WITH LLWS TO 45 KNOTS TAPERING OFF AT KFWA OVER THE NEXT COUPLE  
OF HOURS. WINDS LINGER OUT OF THE W-SW THROUGH THE PERIOD, WITH  
GUSTS OF AROUND 25KTS EARLY THIS MORNING AT KSBN/LATE MORNING AT  
KFWA. BROKEN TO SCATTERED CLOUDS AROUND 4-5KFT WILL LINGER  
THROUGH LATE MORNING/EARLY AFTERNOON BEFORE DIMINISHING ALL  
TOGETHER.  
 

 
   
IWX WATCHES/WARNINGS/ADVISORIES
 
 
IN...NONE.  
OH...NONE.  
MI...NONE.  
MARINE...SMALL CRAFT ADVISORY UNTIL 10 AM EST THURSDAY FOR LMZ043-046.  
 

 
 

 
 
DISCUSSION...JOHNSON  
AVIATION...MCD  
 
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