636  
FXUS61 KBTV 302340  
AFDBTV  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE BURLINGTON VT  
740 PM EDT SUN MAR 30 2025  
   
SYNOPSIS
 
 
THE FREEZING RAIN THREAT HAS COME TO AN END WITH A PERIOD OF  
WET WEATHER EXPECTED TO CONTINUE THROUGH MONDAY AFTERNOON. A  
BRIEF PERIOD OF DRIER WEATHER IS EXPECTED FOR TUESDAY AND MUCH  
OF WEDNESDAY BEFORE ANOTHER FRONTAL SYSTEM BRINGS A MIX OF RAIN,  
SNOW, SLEET, AND FREEZING RAIN BACK TO THE REGION WEDNESDAY  
NIGHT AND THURSDAY. UNSETTLED WEATHER LOOKS TO CONTINUE ON  
FRIDAY AND THIS UPCOMING WEEKEND WITH CHANCES FOR RAIN AND/OR  
SNOW SHOWERS EACH DAY.  
 

 
   
NEAR TERM /THROUGH MONDAY NIGHT/
 
 
AS OF 731 PM EDT SUNDAY...SCATTERED LIGHT RAIN SHOWERS CONTINUE  
ACROSS OUR REGION THIS EVENING. SOME AREAS EAST OF THE GREENS  
STILL RIGHT AROUND FREEZING, BUT MOST AREAS ARE ABOVE FREEZING  
NOW. NO BIG CHANGES FOR THIS FORECAST UPDATE AS THE GOING  
FORECAST IS IN GOOD SHAPE. PREVIOUS DISCUSSION FOLLOWS.  
 
PRECIPITATION CONTINUES TO LIFT NORTH THIS AFTERNOON WITH WARM  
AIR EVER SO SLIGHTLY BEGINNING TO DISPLACE THE BELOW FREEZING  
AIR THAT HAS BEEN ENTRENCHED ACROSS THE REGION OVER THE PAST 36  
HOURS. THIS IS ALLOWING FOR FREEZING RAIN TO CHANGE TO PLAIN  
RAIN BEFORE ULTIMATELY ENDING. WE HAVE BEEN ABLE TO SLOWLY  
CANCEL THE WARNINGS AND ADVISORIES ACROSS THE REGION AS A RESULT  
BUT IT SEEMS PLENTY OF DAMAGE WAS SEEN WITH THE ICE ACROSS  
PORTIONS OF NORTHERN NEW YORK AND VERMONT. BASED ON THE LATEST  
OBSERVATIONS, THERE ARE ONLY A HANDFUL OF PLACES AT OR BELOW  
FREEZING BUT ARE EXPECTED TO RISE ABOVE FREEZING RIGHT AT  
PRECIPITATION ENDS. THUS, WE HAVE DECIDED TO GO AHEAD AND CANCEL  
ALL WARNINGS AND ADVISORIES WITH THE ISSUANCE OF THIS FORECAST  
PACKAGE.  
 
LOOKING FORWARD, WE WILL CONTINUE TO SEE DISORGANIZED RAIN  
SHOWERS THROUGH THE OVERNIGHT PERIOD AS WE WILL SEE A SERIES OF  
SHORTWAVE TRAVERSE THE WESTERN PERIPHERY OF THE UPPER LEVEL  
RIDGE. GIVEN CONTINUED WARM AIR ADVECTION, WE WILL SEE  
TEMPERATURES SLOWLY RISE THROUGHOUT THE OVERNIGHT PERIOD. WE  
WILL SEE TEMPERATURES "SKYROCKET" TOMORROW AFTERNOON INTO THE  
60S WITH A FEW PLACES NEARING 70 DEGREES ACROSS SOUTHERN  
VERMONT. MODEL SOUNDINGS AND HREF MEMBERS ARE HINTING AT 100-500  
J/KG OF CAPE DEVELOPING WITHIN THE WARM SECTOR, MAINLY ACROSS  
VERMONT. THIS MAY SUPPORT SOME EMBEDDED THUNDERSTORMS AHEAD OF A  
COLD FRONT TUESDAY AFTERNOON. OVERALL RAINFALL AMOUNTS WILL  
RANGE FROM A QUARTER TO HALF OF AN INCH BUT COULD SEE VERY  
LOCALIZED AMOUNTS UP TO AN INCH WHERE THUNDERSTORMS DEVELOP. FOR  
MORE ON FLOODING POTENTIAL, PLEASE SEE THE HYDRO SECTION BELOW.  
 
WE WILL ALSO SEE SOME GUSTY WINDS ON MONDAY AHEAD OF THE  
AFOREMENTIONED COLD FRONT WITH WINDS GUSTING BETWEEN 15 AND 30  
MPH WITH GUSTS UP TO 40 MPH ACROSS LAKE CHAMPLAIN. THESE WINDS  
ARE EXPECTED TO WEAKEN SLIGHTLY AND SHIFT TO THE NORTHWEST IN  
THE WAKE OF THE COLD FRONT MONDAY EVENING.  
 

 
   
SHORT TERM /TUESDAY THROUGH TUESDAY NIGHT/
 
 
AS OF 243 PM EDT SUNDAY...OUTSIDE OF SOME MORNING SNOW OR RAIN  
SHOWERS, TUESDAY IS SHAPING UP TO BE DRY WITH SEASONALLY COOL  
TEMPERATURES IN THE 30S. MOST SNOW SHOWERS WILL BE LIMITED TO  
THE HIGH TERRAIN WITH SNOW ACCUMULATIONS WELL UNDER AN INCH  
EXPECTED. ALTHOUGH SURFACE HIGH PRESSURE BEGINS TO NOSE INTO THE  
REGION ON TUESDAY, WE SHOULD STILL SEE ENOUGH GRADIENT FLOW TO  
SEE NORTHWEST WINDS OF 10 TO 20 MPH THROUGHOUT THE DAY.  
 

 
   
LONG TERM /WEDNESDAY THROUGH SUNDAY/
 
 
AS OF 243 PM EDT SUNDAY...WHILE WEDNESDAY LOOKS TO START OFF  
RELATIVELY CALM, HIGH PRESSURE WILL DEPART TO THE NORTHEAST AS A  
TROUGH AND ASSOCIATED PRECIPITATION APPROACHES BY WEDNESDAY  
NIGHT. TEMPERATURES LOOK TO BE IN THE LOW 40S FOR HIGHS AND MID  
TO LOW 30S FOR THE OVERNIGHT LOWS. PRECIPITATION LOOKS TO BEGIN  
AS SNOW ACROSS MOST OF THE REGION, WITH SOME RAIN MIXING IN  
ACROSS THE ST. LAWRENCE AND CHAMPLAIN VALLEYS. A WARM FRONT WILL  
LIFT INTO THE REGION FROM THE SOUTH WEDNESDAY NIGHT WHICH WILL  
DRAW IN ELEVATED WARM AIR, HOWEVER, WITH THE DEPARTING HIGH TO  
THE NORTHEAST AND NORTHERLY COOLER AIR AT THE SURFACE, A DEEP  
WARM NOSE ALOFT LOOKS TO FORM WITH A COOL SURFACE. CONFIDENCE  
HAS GROWN IN THE WINTRY MIX POTENTIAL AS COLD AIR LOOKS TO  
REMAIN ENTRENCHED EAST OF THE GREENS AND WITHIN THE ADIRONDACKS  
WEDNESDAY NIGHT. ALL WINTER PRECIPITATION TYPES LOOK TO BE IN  
POSSIBLE. BY THURSDAY MORNING, STRONGER WAA WILL ALLOW A  
CHANGEOVER TO ALL RAIN, WHICH LOOKS TO PERSIST THROUGH THURSDAY  
NIGHT AS A COLD FRONT HELPS TO CLEAR OUT THE REGION OF MOISTURE.  
TEMPERATURES THURSDAY AND FRIDAY WILL BE SEVERAL DEGREES ABOVE  
AVERAGE WITH HIGHS IN THE 50S AND 60S. BEYOND FRIDAY  
TEMPERATURES LOOK TO WILL FALL SLIGHTLY BELOW AVERAGE AS A BROAD  
RIDGE OF HIGH PRESSURE FILTERS IN.  
 

 
   
AVIATION /00Z MONDAY THROUGH FRIDAY/
 
 
THROUGH 00Z TUESDAY...CONDITIONS ARE QUITE VARIABLE ACROSS THE  
FORECAST AREA THIS EVENING WITH CEILINGS ANYWHERE FROM 400 TO  
6000 FEET ABOVE GROUND LEVEL AND VISIBILITIES FROM 1 TO 6+ MILES  
IN DRIZZLE AND RAIN. OUTSIDE OF MSS, MOST SHOWERS AND DRIZZLE  
ARE NOT CAUSING MAJOR REDUCTIONS IN VISIBILITY, AND FLIGHT RULE  
CATEGORIES ARE LARGELY BEING DRIVEN FROM CEILING HEIGHTS. MPV  
AND MSS ARE CURRENTLY EXPERIENCING CEILINGS 500 FEET AND LOWER  
AND CAN EXPECT SUCH CONDITIONS TO CONTINUE THROUGH AT LEAST 04Z  
MONDAY WITH CEILINGS BEGINNING TO BOUNCE BETWEEN IFR AND MVFR  
LEVELS THERE 04Z-12Z AND PERHAPS EVEN LONGER. OTHER SITES ARE  
ALSO FORECAST TO HAVE CEILINGS AND VISIBILITIES IN STEADIER RAIN  
DROP TO IFR LEVELS FROM TIME TO TIME AROUND 05Z-12Z, THEN MVFR  
CONDITIONS ARE EXPECTED TO PREVAIL THROUGHOUT THE DAY TOMORROW.  
SURFACE WINDS WILL CONTINUE TO BOB UP AND DOWN FROM SUSTAINED  
4-8 KNOTS TO 10-14 KNOTS AND GUSTS 15-25 KNOTS, GRADUALLY  
SHIFTING FROM A SOUTHERLY DIRECTION TO A WESTERLY ONE OVER THE  
NEXT 24 HOURS. ENHANCED SOUTHWESTERLY LLWS CONTINUES TO BE A  
CONCERN FOR ALL SITES OVER THE NEXT 24 HOURS AS THE LOW LEVEL  
JET SPENDS MUCH OF THIS TIME DIRECTLY OVERHEAD.  
 
OUTLOOK...  
 
MONDAY NIGHT: MAINLY VFR, WITH AREAS MVFR POSSIBLE. CHANCE SHRA,  
SLIGHT CHANCE SHSN.  
TUESDAY: VFR. NO SIG WX.  
TUESDAY NIGHT: VFR. NO SIG WX.  
WEDNESDAY: VFR. CHANCE SN.  
WEDNESDAY NIGHT: MAINLY VFR, WITH LOCAL MVFR AND IFR POSSIBLE.  
DEFINITE RA, DEFINITE SN, DEFINITE FZRA.  
THURSDAY: MAINLY MVFR, WITH LOCAL IFR POSSIBLE. DEFINITE RA,  
SLIGHT CHANCE SHRA.  
THURSDAY NIGHT: MAINLY VFR, WITH AREAS MVFR POSSIBLE. CHANCE  
SHRA.  
FRIDAY: MAINLY MVFR, WITH AREAS VFR POSSIBLE. NO SIG WX.  
 

 
   
HYDROLOGY
 
 
AS OF 245 PM EDT SUNDAY...RECENT MODEL DATA CONTINUES TO  
SUGGEST WE WILL SEE BETWEEN A QUARTER AND HALF OF AN INCH OF  
RAINFALL ON MONDAY WITH THE POTENTIAL FOR SOME LIGHT RAIN  
SHOWERS TONIGHT AS WELL. GIVEN RECENT SNOWFALL AND TEMPERATURES  
IN THE 60S TOMORROW, THE COMBINATION OF SNOW MELT AND ADDITIONAL  
RAINFALL IS EXPECTED TO CAUSE SHARP RISES ON AREA RIVERS. WHILE  
WIDESPREAD FLOODING IS NOT ANTICIPATED AT THIS TIME, THE LATEST  
RIVER FORECASTS BRING THE EAST BRANCH OF THE AUSABLE RIVER AT  
AUSABLE FORKS AND THE MAD RIVER AT MORETOWN RIGHT TO MINOR FLOOD  
STAGE. SEVERAL OTHER RIVERS WILL LIKELY APPROACH BANKFULL AS  
WELL. CRESTS SHOULD GENERALLY OCCUR MONDAY NIGHT INTO EARLY  
TUESDAY.  
 

 
   
BTV WATCHES/WARNINGS/ADVISORIES
 
 
VT...NONE.  
NY...NONE.  
 

 
 

 
SYNOPSIS...DANZIG  
NEAR TERM...CLAY/NEILES  
SHORT TERM...CLAY  
LONG TERM...DANZIG  
AVIATION...STORM  
HYDROLOGY...CLAY  
 
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