280  
FXUS62 KILM 091602  
AFDILM  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE WILMINGTON NC  
1202 PM EDT MON MAR 9 2026  
   
WHAT HAS CHANGED  
 
DENSE FOG ADVISORY FOR THE COASTAL WATERS BETWEEN CAPE FEAR AND  
SOUTH SANTEE RIVER HAS BEEN CANCELLED AS WEBCAMS AND SATELLITE  
IMAGERY INDICATE THE FOG HAS THINNED OR DISSIPATED ACROSS MOST  
OF THE WATERS.  
 
 
   
KEY MESSAGES  
 
1)INTERMITTENT SEA FOG WILL CONTINUE TO IMPACT THE COASTAL  
WATERS AND IMMEDIATE COASTLINE THROUGH WEDNESDAY.  
 
2)THE WARMTH PEAKS WEDNESDAY BEFORE A COLD FRONT ARRIVES ON  
THURSDAY.  
 
 
   
DISCUSSION  
 
KEY MESSAGE 1...INTERMITTENT SEA FOG WILL CONTINUE TO IMPACT  
THE COASTAL WATERS AND IMMEDIATE COASTLINE THROUGH WEDNESDAY.  
 
KEY MESSAGE 1 DESCRIPTION...  
PERSISTENT ADVECTION OF WARM, MOIST AIR OVER THE WATERS WILL  
CONTINUE TO PRODUCE INTERMITTENT SEA FOG, DENSE AT TIMES,  
THROUGH MID-WEEK. BEST CHANCE WILL BE OVERNIGHT INTO MIDDAY. SEA  
FOG WILL CONTINUE TO IMPACT THE IMMEDIATE COASTLINE AS WELL,  
ESPECIALLY DURING MORNING HOURS. STRONG COLD FRONT EARLY  
THURSDAY WILL FINALLY BRING AN END TO THIS EXTENDED STRETCH OF  
ON AND OFF SEA FOG.  
 
KEY MESSAGE 2...THE WARMTH PEAKS WEDNESDAY BEFORE A COLD FRONT  
ARRIVES ON THURSDAY.  
 
KEY MESSAGE 2 DESCRIPTION...  
AS HAS BEEN THE CASE FOR SEVERAL DAYS NOW A SUMMER-LIKE BERMUDA  
HIGH PATTERN WILL KEEP TEMPERATURES WELL ABOVE NORMAL THROUGH  
THE MID WEEK PERIOD. WEDNESDAY GETS A SMALL PREFRONTAL  
BOLSTERING OF THE WAA AND INLAND LOCATIONS WILL TAKE A RUN AT  
RECORD HIGHS, LISTED BELOW. THE MARINE LAYER WILL KEEP COASTAL  
CLIMATE SITES RECORDS SAFE AS SSTS REMAIN IN THE LOW 50S. A  
STRONG COLD FRONT ARRIVES THURSDAY BRINGING SEVERAL ROUNDS OF  
SHOWERS AND THUNDERSTORMS. EXTRAPOLATING THE SPC OUTLOOKS IT'S  
EASY TO SEE THAT THE FRONT WILL BRING A SMALL BUT NON-ZERO  
CHANCE FOR STRONG TO SEVERE THUNDERSTORMS. THIS IS NOT  
SURPRISING GIVEN BOTH THE VIGOR OF THE BOUNDARY AND THE AMPLE  
WARMTH AND MOISTURE IN PLACE AHEAD OF IT PASSAGE. THE COOLDOWN  
BACK TO NORMAL TEMPERATURES LOOKS TO BE LIMITED TO THURSDAY  
NIGHT THROUGH FRIDAY NIGHT BEFORE THE POST-FRONTAL HIGH MOVES  
OFFSHORE AND WE GET BACK INTO RETURN FLOW.  
 
INLAND RECORD HIGHS FOR MARCH 11:  
FLO 86 SET IN 2015  
LBT 87 FROM 1925  
 
 
   
AVIATION /15Z MONDAY THROUGH FRIDAY/  
 
WIDESPREAD FOG WILL CONTINUE FOR THE NEXT COUPLE OF HOURS,  
POSSIBLY LIFTING TO STRATUS BY MID MORNING ACROSS THE AREA.  
RESTRICTIONS ARE EXPECTED FOR ALL TERMINALS, SLIGHTLY LONGER AT  
OUR GRAND STRAND TERMINALS WHERE SEA FOG MAY PERSIST SLIGHTLY  
LONGER INTO THE LATE MORNING. BY EARLY AFTERNOON, ALL TERMINALS  
SHOULD RETURN TO VFR. VFR SHOULD PERSIST THROUGH THE AFTERNOON  
AND MUCH OF THIS EVENING. LOWER DEW POINTS ARE EXPECTED TONIGHT  
WHICH SHOULD KEEP THE THREAT OF FOG LOWER THAN PREVIOUS NIGHTS,  
BUT SEA FOG MAY COMPLICATE THE FORECAST ALONG THE GRAND STRAND.  
 
EXTENDED FORECAST... VFR CONDITIONS ARE EXPECTED FOR MUCH OF THE  
EXTENDED PERIOD, BUT PERIODS OF FOG COULD BRING LATE NIGHT/EARLY  
MORNING RESTRICTIONS. SEA FOG COULD ADVECT INTO THE GRAND STRAND  
TERMINALS AT TIMES DURING THIS WEEK.
 
 
 
   
MARINE  
 
THROUGH TONIGHT... SHOWERS AND STORMS HAVE KEPT MOST OF THE  
NEARSHORE SEA FOG FROM REDEVELOPING. HOWEVER, AS SHOWERS MOVE  
FARTHER OFFSHORE AND LIGHT SOUTHERLY FLOW RETURNS THIS MORNING SEA  
FOG MAY REDEVELOP PRIOR TO SUNRISE. A NEARSHORE SEA BREEZE MAY BREAK  
UP EXISTING SEA FOG DURING THE LATE MORNING AND AFTERNOON, BUT  
LITTLE CHANGE IN DEW POINTS AND LIGHT WINDS TONIGHT COULD SEE IT  
REDEVELOP THROUGH EARLY TUESDAY.  
 
TUESDAY THROUGH FRIDAY... THE BERMUDA HIGH CONTINUES TO BE THE  
DOMINANT WEATHER-MAKER OVER BOTH LAND AND SEA. FOR THE MARINE  
ENVIRONMENT THIS MEANS MORE SOUTHWESTERLY FLOW GENERATING A 2-3  
FT WIND WITH A SOUTHEASTERLY SWELL. BIG CHANGES COME WITH A  
STRONG COLD FRONT THURSDAY THAT WILL SHARPLY TURN WINDS THROUGH  
W, NW, AND EVENTUALLY NE WITH SUSTAINED SCA SPEEDS AND GALE-  
FORCE GUSTS. SEAS WILL ALSO BUILD TO ADVISORY LEVELS. IT'S A  
QUICK SHOT THOUGH SO HEADLINES MAY COME DOWN AS EARLY AS  
THURSDAY NIGHT IN A VERY PROGRESSIVE SURFACE PATTERN.  
 
 
   
ILM WATCHES/WARNINGS/ADVISORIES  
 
NC...NONE.  
SC...NONE.  
MARINE...NONE.  
 
 
 
 
 
WHAT HAS CHANGED...ABW  
KEY MESSAGES...MBB/21  
DISCUSSION...MBB/21  
AVIATION...21  
MARINE...MBB/21  
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