102  
FXUS62 KILM 131023  
AFDILM  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE WILMINGTON NC  
623 AM EDT TUE OCT 13 2026  
   
WHAT HAS CHANGED  
 
NO MAJOR CHANGES MADE WITH THE LATEST FORECAST UPDATE. AVIATION  
DISCUSSION HAS BEEN UPDATED FOR THE 12Z TAF SET.  
 
 
   
KEY MESSAGES  
 
- 1) DRY FORECAST DOMINATES THROUGH FRIDAY, WITH TEMPERATURES  
NEARING RECORD HIGHS WEDNESDAY AND THURSDAY.  
 
- 2) MOST SIGNIFICANT COOLDOWN OF THE SEASON SO FAR SETTLES IN  
THIS WEEKEND.  
 
 
   
DISCUSSION  
 
KEY MESSAGE 1...DRY FORECAST DOMINATES THROUGH FRIDAY, WITH  
TEMPERATURES NEARING RECORD HIGHS WEDNESDAY AND THURSDAY.  
 
LATEST SURFACE ANALYSIS SHOWS A SURFACE HIGH LINGERING NEAR THE  
LA/MS/AL GULF COAST. THIS SURFACE RIDGE IS ASSOCIATED WITH THE  
UPPER RIDGE LOCATED IN BASICALLY THE SAME PLACE. THIS RIDGE WILL  
GRADUALLY POKE NORTHWARD TOWARDS ARKLAMISS BY WEDNESDAY, BEFORE  
ELONGATING INTO THE SOUTHEAST AND WESTERN ATLANTIC BY THURSDAY.  
UPPER HEIGHTS AND THICKNESSES SOAR, ALLOWING FOR WIDESPREAD  
SUBSIDENCE, WHICH KEEPS THE FORECAST DRY.  
 
500 MB HEIGHTS HANG AROUND 592-594 DAM, WHICH EASILY RANK IN  
CLIMATOLOGICAL MAXIMUMS IN THIS AREA, PER SPC SOUNDING  
CLIMATOLOGY ALONG KCHS, KMHX, AND KHAT. THIS MEANS VERY  
UNSEASONABLY WARM TEMPERATURES THAT LOOK A LOT MORE LIKE MID-  
TO-LATE JUNE THAN MID-OCTOBER. WIDESPREAD HIGHS IN AT LEAST THE  
MID 80S EXPECTED TODAY THROUGH FRIDAY. WEDNESDAY AND THURSDAY  
APPEAR TO BE THE WARMEST, WHERE 90 DEGREES CANNOT BE RULED OUT  
IN SEVERAL INLAND AREAS. RECORD-TYING OR RECORD-BREAKING HIGH  
TEMPERATURES ARE IN PLAY HERE.  
 
CURRENT FORECAST VS. RECORDS:  
WEDNESDAY, OCTOBER 14:  
- WILMINGTON, NC (KILM): 87F (RECORD OF 89F IN 1928)  
- NORTH MYRTLE BEACH, SC (KCRE): 83F (86F IN 1959)  
- FLORENCE, SC (KFLO): 88F (88F IN 2021)  
- LUMBERTON, NC (KLBT): 89F (91F IN 1928)  
 
THURSDAY, OCTOBER 15:  
- WILMINGTON, NC (KILM): 88F (RECORD OF 88F IN 1985)  
- NORTH MYRTLE BEACH, SC (KCRE): 84F (85F IN 2008)  
- FLORENCE, SC (KFLO): 88F (89F IN 2021)  
- LUMBERTON, NC (KLBT): 89F (91F IN 1919)  
 
KEY MESSAGE 2...MOST SIGNIFICANT COOLDOWN OF THE SEASON SO FAR  
SETTLES IN THIS WEEKEND.  
 
TRADE IN THE SHORTS AND SWEAT TOWELS FOR FLANNEL AND BOOTS, FOR  
THE FAMOUS FALL COLD FRONT IS COMING. A TROUGH OUT OF ALBERTA  
AND SASKATCHEWAN AMPLIFIES BY THE TIME IT ENTERS THE UPPER  
MIDWEST THURSDAY, REACHING THE GREAT LAKES AND OHIO VALLEY  
REGION BY FRIDAY. THE JET STREAK BOTTOMS OUT NEAR THE NC/VA AS  
IT SWEEPS THROUGH FRIDAY NIGHT, SENDING THE HEAT RIDGE OFFSHORE  
FOR GOOD, AND SWEEPING A COLD FRONT THROUGH THE AREA. GUIDANCE  
CONTINUES TO SHOW AN OVERALL LACK OF MOISTURE WITH THIS FRONT,  
AND SHOULD MOSTLY MANIFEST IN MID-TO-HIGH CLOUD COVER FRIDAY  
EVENING. PERHAPS THE FAR NORTHERN AND EASTERN PORTIONS OF THE  
FORECAST AREA WILL TRY TO SQUEEZE OUT SOME DRIZZLE DURING FRIDAY  
NIGHT LIGHTS. WESTERLY WINDS PICK UP AHEAD OF THE FRONT, VEERING  
TO THE NORTH AFTER THE FRONT MOVES THROUGH IN THE MIDDLE OF THE  
NIGHT. DON'T BE SURPRISED IF THE WIND STIRS YOU AWAKE FRIDAY  
NIGHT INTO SATURDAY MORNING. CAA ALREADY KICKS OFF, WITH LOWS IN  
THE LOW-TO-MID 50S.  
 
BY SATURDAY, THE COLD FRONT HAS RACED WELL OFFSHORE, WHILE  
CANADIAN AIR BLOWS INTO THE AREA LIKE THE LEAVES THEMSELVES.  
SATURDAY LOOKS COOL AND BLUSTERY, WITH HIGHS ONLY IN THE MID-  
TO-UPPER 60S WITH A STIFF WIND OUT OF THE NORTH THAT MAY GUST UP  
TO 30 MPH AT TIMES.  
 
OPEN UP THE WINDOWS SATURDAY NIGHT, AS WINDS WILL COME DOWN TO  
5-10 MPH OVERNIGHT, AND CRISPY LOWS IN THE LOWER 40S INLAND TO  
NEAR 50 AT THE COAST WILL COMPLEMENT BOILED PEANUTS SIMMERING IN  
THE SLOW COOKER.  
 
HIGHS SUNDAY LOOK NEARLY IDENTICAL, WITH WINDS ONLY GUSTING UP  
TO 15-18 MPH THIS TIME. WELCOME TO TRUE, SOUTHERN FALL.  
 
 
   
AVIATION /10Z TUESDAY THROUGH SATURDAY/  
 
SOME PATCHY GROUND FOG IS POSSIBLE THROUGH 13Z BUT CONFIDENCE  
IS NOT HIGH ENOUGH TO INCLUDE IN THE FORECAST AT THIS TIME. VFR  
CONDITIONS WILL BE THE RULE THROUGH THE REMAINDER WITH SOME  
BATCHES OF HIGH CLOUDS AT TIMES. OTHERWISE LIGHT WINDS ARE  
EXPECTED WITH A WEAK PRESSURE GRADIENT IN PLACE. SOME PATCHY FOG  
IS POSSIBLE AGAIN, GENERALLY AFTER 08Z WED.  
 
EXTENDED OUTLOOK...VFR IS EXPECTED TO PREVAIL THROUGH SATURDAY.  
ONLY EXCEPTION COULD BE SOME MVFR GROUND FOG IN THE EARLY  
MORNINGS WEDNESDAY THROUGH FRIDAY.  
 
 
   
MARINE  
 
THROUGH SATURDAY...BENIGN WINDS AND SEAS THROUGH AT LEAST FRIDAY  
MORNING. GENTLE BREEZE OUT OF THE NE VEER TO THE SW BY LATE  
TONIGHT, REMAINING THAT WAY THROUGH FRIDAY MORNING. SEAS AT 1-3  
FT AT FIRST, IMPROVING EVEN MORE TO 1-2 FT BY WEDNESDAY MORNING.  
FORECAST STAYS DRY.  
 
PATTERN STARTS TO CHANGE THROUGHOUT THE DAY FRIDAY, AS GRADIENT  
WINDS INCREASE SIGNIFICANTLY AHEAD OF A COLD FRONT. MODERATE  
BREEZE BUILDS IN BY MIDDAY FRIDAY, BECOMING A FRESH TO STRONG  
BREEZE BY THE EVENING RIGHT BEFORE THE FRONT PASSES. FRONT MOVES  
THROUGH OVERNIGHT FRIDAY NIGHT, ALLOWING THE WINDS TO QUICKLY  
VEER TO THE N, GRADUALLY VEERING EVEN MORE TO THE NE THROUGHOUT  
THE DAY SATURDAY. SEAS PEAK SATURDAY, RANGING FROM 3-5 FT OVER  
THE COASTAL WATERS OUT 20 NM, TO 6-8 FT OVER THE OFFSHORE WATERS  
OUT 60 NM.  
 
SMALL CRAFT ADVISORY CONDITIONS APPEAR TO BE A SLAM DUNK FRIDAY  
NIGHT INTO SATURDAY. CERTAINLY CANNOT RULE OUT GALE CONDITIONS,  
PARTICULARLY OVER THE OFFSHORE WATERS 20-60 NM OUT.  
 
 
   
ILM WATCHES/WARNINGS/ADVISORIES  
 
NC...NONE.  
SC...NONE.  
MARINE...NONE.  
 
 
 
 
 
WHAT HAS CHANGED...SRP  
KEY MESSAGES...IGB  
DISCUSSION...IGB  
AVIATION...SRP  
MARINE...IGB  
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