524   
FXUS61 KBGM 300612  
AFDBGM  
  
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE BINGHAMTON NY  
212 AM EDT THU OCT 30 2025  
   
SYNOPSIS  
  
RAIN MOVES INTO THE REGION TONIGHT AS LOW PRESSURE APPROACHES   
FROM THE SOUTH. WIDESPREAD SOAKING RAIN IS EXPECTED ON   
THURSDAY. LOW PRESSURE EXITS TO THE NORTH ON FRIDAY, BUT  
UNSETTLED WEATHER WILL CONTINUE WITH GUSTY WINDS AND SCATTERED   
RAIN SHOWERS. A COOL NORTHWEST FLOW PATTERN THEN PERSISTS   
THROUGH THE WEEKEND, WITH SCATTERED LAKE EFFECT SHOWERS.  
  
  
   
NEAR TERM /THROUGH TODAY/  
  
RAIN PUSHES INTO THE REGION FROM THE SOUTH LATE TONIGHT AND  
EARLY THURSDAY MORNING. SURFACE LOW PRESSURE TRACKS ACROSS  
CENTRAL NY ON THURSDAY WITH A WIDESPREAD SOAKING RAINFALL  
EXPECTED. DRY ANTECEDENT CONDITIONS IN PLACE TAKES AWAY ANY  
FLOODING CONCERNS WITH THIS HEAVY RAINFALL, HOWEVER, LOCALIZED  
URBAN FLOODING ISSUES COULD ARISE DUE TO CLOGGED DRAINS AND  
CULVERTS FROM LEAF DEBRIS. ALONG WITH THE RAIN ON THURSDAY,   
SUSTAINED EASTERLY WINDS OF 10-15MPH GUSTING TO 25 MPH PICK UP  
IN THE MORNING AND LAST INTO THE EVENING. WINDS WILL LIGHTEN UP  
AS THE CENTER OF THE LOW MOVES OVERHEAD THURSDAY NIGHT.   
  
MUCH NEEDED RAIN WILL FALL ACROSS THE AREA, WITH THE 1-2 INCHES  
OF RAIN IS EXPECTED FROM THE FINGER LAKES THROUGH THE SOUTHERN   
TIER AND INTO THE SOUTHERN CATSKILLS. FARTHER NORTH, 0.75-1 INCH   
OF RAIN IS EXPECTED INTO THURSDAY EVENING.  
  
  
   
SHORT TERM /TONIGHT THROUGH SATURDAY NIGHT/  
  
LOW PRESSURE MOVES OFF TO THE NE ON FRIDAY. BY FRIDAY MORNING   
WE WILL BE IN THE SW QUADRANT OF THE LOW WHICH WILL INTRODUCE A   
WIND DIRECTION CHANGE AND WE WILL SEE WINDS SHIFT FROM EASTERLY   
TO WNW. TO GO ALONG WITH THIS SHIFT, THE PRESSURE GRADIENT  
TIGHTENS AND WIND SPEEDS WILL INCREASE. STRONG WINDS ARE EXPECTED  
FRIDAY INTO EARLY SATURDAY MORNING. GUSTS UP TO 45 MPH WILL BE  
POSSIBLE, ESPECIALLY ACROSS THE HIGHER TERRAIN. WINDS REMAIN   
GUSTY OVERNIGHT INTO SATURDAY MORNING, WITH GUSTS OF 35 TO 40 MPH  
POSSIBLE. WE WILL KEEP A CLOSE EYE ON HOW THE LOW PRESSURE   
CENTER DEVELOPS AND TRACKS. IF THE LOW DEEPENS A LITTLE MORE   
THAN CURRENTLY FORECAST, WINDS WILL BE STRONGER AND A WIND   
ADVISORY MAY BE NEEDED FOR PARTS OF THE AREA ON FRIDAY INTO  
FRIDAY NIGHT.  
  
A COLD FRONT WILL PUSH THROUGH THE AREA ON FRIDAY MORNING.   
COOL NW FLOW WILL SET UP AND REMAIN THROUGH MUCH OF THE WEEKEND.  
RAIN SHOWERS CONTINUE ON FRIDAY AS WRAP AROUND PRECIP FROM THE   
DEPARTING LOW WILL BE ENHANCED BY COLD AIR MOVING ACROSS THE   
GREAT LAKES. THIS PRECIP WILL SWITCH TO ALL LAKE EFFECT BY   
SATURDAY MORNING, WITH THE FINGER LAKES INTO THE MOHAWK VALLEY   
SEEING SCATTERED RAIN SHOWERS. THESE LAKE EFFECT SHOWERS WILL   
LAST THROUGH SATURDAY NIGHT. TEMPS SATURDAY NIGHT WILL BE IN THE  
MID TO UPPER 30S FOR MOST, WITH LOW 40S IN THE WYOMING VALLEY   
AND NORTHERN FINGER LAKES AND LOW 30S ACROSS NORTHERN ONEIDA   
COUNTY AND CAN'T RULE OUT A FEW SNOW FLAKES SATURDAY NIGHT.   
  
THE TRICK OR TREAT FORECAST LOOKS PRETTY GLOOMY FOR THOSE   
PLANNING ON PARTAKING IN THE FESTIVITIES. STRONG WINDS WILL   
CAUSE WIND CHILLS TO BE IN THE MID 30S ACROSS MUCH OF THE AREA,   
WITH SCATTERED RAIN SHOWERS ALONG AND NORTH OF THE SOUTHERN   
TIER.  
  
  
   
LONG TERM /SUNDAY THROUGH WEDNESDAY/  
  
THERE REMAINS A LOT OF UNCERTAINTY THROUGH THE LONG TERM PERIOD.  
ALTHOUGH HIGH PRESSURE BUILDS INTO THE REGION ON SUNDAY, COOL  
WESTERLY FLOW MAY CONTINUE TO KICK OFF LAKE EFFECT SHOWERS. MODEL  
SOLUTIONS ARE EXTREMELY VARIED ENTERING THE BEGINNING OF NEXT   
WEEK AS THEY ARE HAVING A HARD TIME RESOLVING THE EVOLUTION OF   
ANOTHER DEEP TROUGH DIGGING INTO THE SOUTHERN MISSISSIPPI   
VALLEY ON SUNDAY. SOME GUIDANCE DIGS IT DEEP INTO THE GULF COAST  
AND CUTS IT OFF FROM THE FLOW, WHILE OTHERS DIG IT TO THE SE US  
AND PUSHES IT OFF SHORE, AND STILL OTHERS KEEP IT MUCH WEAKER   
AND PROGRESSIVE, PUSHING IT THROUGH THE SE AND INTO THE ATLANTIC  
WITHOUT DEVELOPING ANYTHING.   
  
WHILE THIS FEATURE IS DEVELOPING, ANOTHER SHORTWAVE IS PROGGED  
TO MOVE INTO THE GREAT LAKES ON MONDAY INTO TUESDAY. THIS   
SHORTWAVE COULD BRING LIGHT RAIN SHOWERS TO THE AREA OR, IF IT   
IS ABLE TO PHASE WITH THE DEEP LOW OVER THE SE US, WE COULD SEE   
ANOTHER SOAKING RAIN EVENT. THERE IS WAY TOO MUCH UNCERTAINTY TO  
SAY WITH ANY SKILL WHICH WAY THE FORECAST WILL TREND. BECAUSE   
OF THIS, NBM GUIDANCE WAS USED WHICH BRINGS SHOWERS ACROSS THE   
AREA MONDAY THROUGH WEDNESDAY.  
  
  
   
AVIATION /06Z THURSDAY THROUGH MONDAY/  
  
RAIN HAS MOVED INTO THE SOUTHERN PORTION OF THE AREA AND WILL   
SPREAD NORTH OVER THE NEXT FEW HOURS. DRY AIR AT THE SURFACE   
WILL LIMIT RESTRICTIONS TO START, BUT CEILINGS AND VISBY SHOULD   
QUICKLY FALL TO MVFR THEN IFR BY 09-12Z.  
  
AVP SHOULD HOLD OFF ON IFR RESTRICTIONS THROUGH THE OVERNIGHT   
HOURS AS EASTERLY WINDS ACROSS THE POCONOS AND INTO THE WYOMING   
VALLEY ARE DOWNSLOPING INTO THE TERMINAL, WHICH WILL HELP KEEP   
CEILINGS ABOVE IFR. IFR SHOULD FILL IN DURING THE MORNING HOURS.  
RME SHOULD ALSO HOLD OFF ON IFR OUTSIDE OF HEAVIER RAIN SHOWERS  
DROPPING VSBY DURING THE MORNING AND EARLY AFTERNOON HOURS AS   
WINDS HERE WILL ALSO DOWNSLOPE INTO THE TERMINAL.  
  
IFR CONDITIONS ARE FORECAST TO REMAIN THROUGH THE TAF PERIOD   
ACROSS THE AREA AS THE LOW PRESSURE SYSTEM DRIVING THE RAIN  
MOVES INTO THE AREA, WITH THE CENTER BEING OVER THE REGION  
AROUND 06Z.   
  
WINDS WILL BE GUSTY ACROSS ALL TERMINALS WITH EASTERLY WINDS  
GUSTING 20-25KTS EXPECTED. LLWS WILL BE A FACTOR AT MOST  
TERMINALS AS A STRONG LOW LEVEL JET IS EXPECTED TO BE PRESENT  
OVER THE REGION AHEAD OF THE APPROACHING LOW CENTER. 40-50KT  
WIND SHEAR AT 120-140 DEGREES UP TO FL020 IS EXPECTED ACROSS   
THE REGION WITH AVP AND BGM SEEING IMPACTS IN THE MORNING TO   
MID-AFTERNOON, ELM AND ITH DURING THE EARLY TO MID AFTERNOON AND  
SYR AND RME FROM THE LATE AFTERNOON TO EARLY EVENING HOURS.  
  
OUTLOOK...   
  
THURSDAY NIGHT THROUGH FRIDAY...RAIN AND ASSOCIATED   
RESTRICTIONS, ESPECIALLY THURSDAY THROUGH EARLY FRIDAY.  
  
SATURDAY THROUGH SUNDAY...MAINLY VFR WITH MVFR CEILINGS   
POSSIBLE FOR CENTRAL NY TERMINALS WITH LAKE EFFECT SHOWERS.  
  
MONDAY...CHANCE FOR RAIN AND ASSOCIATED RESTRICTIONS.  
  
  
   
BGM WATCHES/WARNINGS/ADVISORIES  
  
PA...NONE.  
NY...NONE.  
  
  
  
  
  
SYNOPSIS...MPK  
NEAR TERM...JTC/MPK  
SHORT TERM...JTC/MPK  
LONG TERM...JTC/MPK  
AVIATION...JTC  
 
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