171  
FXUS61 KOKX 030715  
AFDOKX  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE NEW YORK NY  
315 AM EDT FRI APR 3 2026  
   
WHAT HAS CHANGED
 
 
DENSE FOG ADVISORY ISSUED FOR THE COASTAL WATERS THRU THIS  
MORNING.  
 

 
   
KEY MESSAGES
 
 
1. PERIODS OF FOG AND DRIZZLE POSSIBLE THRU SUNDAY.  
 
2. A COLD FRONTAL PASSAGE ON SUNDAY WILL DROP TEMPERATURES FOR  
NEXT WEEK.  
 

 
   
DISCUSSION
 
   
KEY MESSAGE 1
 
 
AREAS OF FOG AND DZ EXPECTED THRU THE MRNG WITH FLOW COMING IN  
FROM THE ATLC AND SW FLOW ALOFT. A WARM FRONT LIFTS THRU DURING  
THE LATE MRNG INTO THE AFTN, WHICH SHOULD ALLOW FOR AT LEAST  
SOME PARTIAL CLEARING AND A DISSIPATION OF THE FOG AND DZ. THE  
BOUNDARY COMES BACK DOWN THRU THE AREA TNGT, WITH PERHAPS A FEW  
SHWRS AND SOME PATCHY FOG AND DZ, THEN SAT NGT MORE EXTENSIVE  
FOG IS POSSIBLE WITH ANOTHER ROUND OF E FLOW OFF THE WATER. MOS  
INDICATES THE POTENTIAL FOR DENSE FOG ACROSS THE AREA SAT NGT  
INTO SUN MRNG.  
 
   
KEY MESSAGE 2
 
 
A WARMING TREND THE NEXT TWO DAYS DESPITE A RETURN TO E FLOW ON  
SAT. THERE IS A BIT OF A CONCERN REGARDING THE ACTUAL NUMBERS  
HOWEVER, WITH THE NBM MUCH WARMER THAN THE MOS. IF THE CLEARING  
OCCURS AS EXPECTED TODAY, THE NBM NUMBERS LOOK ACHIEVABLE. ON  
SAT HOWEVER IT MAY BE DIFFICULT TO BREAK OUT OF THE MARINE  
LAYER, WITH THE MOS SUGGESTING A 10+ DEGREE BUST POSSIBLE. HAVE  
STUCK WITH THE NBM FOR NOW, BUT THIS MAY NEED TO BE ADDRESSED  
WITH SUBSEQUENT FCSTS. A COLD FRONT COMES THRU ON EASTER, BUT  
THE FROPA MAY ALLOW TEMPS TO SPIKE IN THE AFTN DUE TO THE  
MIXING NW FLOW AND SCATTERING OF CLOUDS. TIMING OF THE FRONT A  
BIT UNCERTAIN THIS FAR OUT HOWEVER, WITH THE NAM NOTABLY SLOWER  
THAN THE GFS. COOLER MON AND BEYOND WITH THE COLDER AIRMASS IN  
PLACE...LOWER RH THOUGH.  
 

 
   
AVIATION /06Z FRIDAY THROUGH TUESDAY/
 
 
A WARM FRONT WILL LIFT SLOWLY NORTH OVERNIGHT AND ACROSS THE  
AREA DURING THE LATE MORNING INTO THE EARLY AFTERNOON.  
 
WIDESPREAD IFR/LIFR CONDITIONS OVERNIGHT WITH A LOW  
CHANCE/ISOLATED VLIFR CONDITIONS. THERE MAY BE OCCASIONAL  
POCKETS OF -DZ THROUGH THE NIGHT. CONDITIONS IMPROVE TO VFR  
BEHIND THE WARM FRONT FRIDAY. THE EASTERN TERMINALS, KISP AND  
KGON, WILL BE THE LAST TO IMPROVE TO VFR, FROM ABOUT 18Z-20Z.  
IT'S POSSIBLE LOWER CEILINGS LINGER PAST THESE TIMES, ESPECIALLY  
AT KGON. LOW LEVEL MOISTURE MAY ALLOW FOR LOW STRATUS TO  
REDEVELOP FRIDAY NIGHT INTO SATURDAY MORNING WITH A LOW CHANCE  
OF ADDITIONAL -SHRA. LOW STRATUS DEVELOPMENT MORE LIKELY FOR  
EASTERN COASTAL TERMINALS. HANDLED THIS WITH PROB30 AT THIS  
TIME.  
 
E WINDS AROUND 10 KT OR LESS CONTINUE TO DIMINISH TO AROUND 5 KT  
TONIGHT. WINDS SHIFT TO THE S TO SW FRIDAY MORNING AND INCREASE  
TO AROUND 10 KT BY LATE MORNING. G15-20KT POSSIBLE IN THE  
AFTERNOON.  
 
...NY METRO (KEWR/KLGA/KJFK/KTEB) TAF UNCERTAINTY...  
 
MEDIUM TO HIGH CONFIDENCE IN IFR/LIFR CONDITION, WITH A CHANCE  
OF VLIFR.  
 
AMENDMENTS LIKELY FOR TIMING CHANGES OF FLIGHT CATEGORIES.  
   
OUTLOOK FOR 06Z FRIDAY THROUGH TUESDAY
 
 
 
FRIDAY LATE NIGHT: MAINLY VFR. CHANCE OF MVFR/IFR, MAINLY AT  
THE EASTERN TERMINALS (LOW CONFIDENCE AT THIS TIME).  
 
SATURDAY: MAINLY VFR. CHANCE FOR MVFR OR LOWER SAT NIGHT.  
CHANCE OF SHOWERS. SE-S WINDS G15-20 KT.  
 
SUNDAY: MVFR OR LOWER POSSIBLE. CHANCE OF SHOWERS. SW WINDS  
G20KT DAYTIME. W-NW WINDS G20 KT AT NIGHT.  
 
MONDAY: VFR. W-NW WINDS G15-20 KT.  
 
TUESDAY: MAINLY VFR. MVFR OR LOWER POSSIBLE IN ANY SHOWERS. W  
WINDS AROUND 10 KT WITH G15-20 KT.  
 
DETAILED INFORMATION, INCLUDING HOURLY TAF WIND COMPONENT  
FORECASTS, CAN BE FOUND AT: HTTPS:/WWW.WEATHER.GOV/ZNY/N90  
 

 
   
MARINE
 
 
WITH A 1NM CRITERIA FOR FOG ON THE WATERS, ISSUED A DENSE FOG  
ADVY THRU THE MRNG HOURS ON ALL WATERS. THE SCA REMAINS IN PLACE  
ON THE OCEAN THRU TNGT, WITH BOTH WINDS AND SEAS HITTING  
CRITERIA AS THE FLOW VEERS TO THE SW. THE SCA MAY NEED TO BE  
EXTENDED INTO AT LEAST PART OF THE DAY ON SAT WITH SEAS SLOWLY  
SUBSIDING. ALL WATERS LIKELY AT SCA LVLS SUN WITH A FRONTAL SYS  
PASSING THRU. DECREASING WINDS AND SEAS ON MON, THEN ALL WATERS  
BLW SCA LVLS TUE.  
 

 
   
OKX WATCHES/WARNINGS/ADVISORIES
 
 
CT...NONE.  
NY...NONE.  
NJ...NONE.  
MARINE...DENSE FOG ADVISORY UNTIL 2 PM EDT THIS AFTERNOON FOR ANZ331-  
332-335-338-340-345-350-353-355.  
SMALL CRAFT ADVISORY UNTIL 6 AM EDT SATURDAY FOR ANZ350-353-  
355.  
 

 
 

 
 
DISCUSSION...JMC  
AVIATION...MW  
MARINE...JMC  
 
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