Area Forecast Discussion
Issued by NWS Burlington, VT

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000 FXUS61 KBTV 190815 AFDBTV AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE BURLINGTON VT 415 AM EDT WED JUN 19 2013 .SYNOPSIS...
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HIGH PRESSURE WILL CONTINUE TO GRADUALLY BUILD INTO THE NORTH COUNTRY TODAY AND PERSIST OVER THE AREA THROUGH THURSDAY NIGHT. THIS FEATURE WILL BRING PLENTY OF SUNSHINE TO THE REGION ALONG WITH DRY WEATHER AND A GRADUAL WARMING TREND. A WEAK FRONT WILL APPROACH THE AREA ON FRIDAY WHICH COULD TOUCH OFF A FEW SHOWERS...BUT MOST AREAS WILL REMAIN DRY WITH SOME AREAS SEEING HIGHS IN THE LOWER 80S.
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&& .NEAR TERM /UNTIL 8 PM THIS EVENING/...
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AS OF 415 AM EDT WEDNESDAY...OTHER THAN SOME PATCHY EARLY MORNING FOG...RELATIVELY QUIET WEATHER WILL EXIST TODAY AS HIGH PRESSURE BUILDS INTO THE REGION. THERE MAY BE SOME SHALLOW CUMULUS FORMING OVER THE MOUNTAINS...OTHERWISE A GOOD DEAL OF SUNSHINE IS EXPECTED. LOW LEVEL THERMAL PROFILE SUGGESTS HIGH TEMPERATURES WILL BE IN THE UPPER 60S TO MID 70S...VERY SIMILAR TO TUESDAY. NORTHERLY PRESSURE GRADIENT WILL EXIST...BUT WINDS WILL GENERALLY BE 10 MPH OR LESS.
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&& .SHORT TERM /8 PM THIS EVENING THROUGH FRIDAY/...
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AS OF 415 AM EDT WEDNESDAY...HIGH PRESSURE SETTLES IN RIGHT OVER THE AREA TONIGHT AND PERSIST THROUGH THURSDAY NIGHT. DRY WEATHER WILL CONTINUE WITH PLENTY OF SUNSHINE EXPECTED DURING THIS PERIOD. LOW LEVEL THERMAL PROFILE HAS A SLIGHT WARMING TREND...THUS LOOKING AT HIGH TEMPERATURES IN THE 70S ON THURSDAY. A WEAK FRONTAL BOUNDARY TRIES TO MOVE DOWN FROM CANADA ON FRIDAY...BUT REMAINS FAR ENOUGH NORTH AND WEST TO NOT HAVE A SIGNIFICANT IMPACT ON THE AREA. WHILE THERE MIGHT BE SOME ISOLATED SHOWERS...MOST OF THE REGION WILL REMAIN DRY. HAVE ONLY MENTIONED A SLIGHT CHANCE OF SHOWERS IN THE AREA FOR NORTHERN AREAS. LOW LEVEL THERMAL PATTERN CONTINUES TO SHOW RISING TEMPERATURES...SO HIGH TEMPERATURES ON FRIDAY WILL BE IN THE MID 70S TO LOWER 80S.
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&& .LONG TERM /FRIDAY NIGHT THROUGH TUESDAY/...
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AS OF 415 AM EDT WEDNESDAY...NO BIG CHANGES FROM PREVIOUS THINKING IN REGARDS TO THE OVERALL PATTERN FOR THE EXTENDED PERIOD WITH THE FORECAST HIGHLIGHTS CONTINUING TO BE INCREASING HEAT AND HUMIDITY ALONG WITH CHANCES FOR AFTERNOON SHOWERS AND STORMS. UPPER LEVEL RIDGE ACROSS THE CENTRAL CONUS FRIDAY NIGHT BREAKS DOWN INTO A FAST WESTERLY FLOW ACROSS MUCH OF THE NORTHERN CONUS THROUGH THE WEEKEND AND INTO EARLY NEXT WEEK. AT THE SAME TIME...BERMUDA HIGH BECOMES WELL ESTABLISHED ACROSS THE SOUTHEAST AND INTO THE MID-ATLANTIC STATES ALLOWING SUB-TROPICAL MOISTURE TO FEED NORTHWARD INTO THE NORTHEAST. THUS...WE CONTINUE TO EXPECT TEMPERATURES AND HUMIDITY TO SLOWLY CLIMB EACH DAY THROUGH THE PERIOD STARTING WITH HIGHS IN THE UPPER 70S TO LOWER 80S SATURDAY...AND REACHING INTO THE MID TO UPPER 80S BY WEDNESDAY. WARM NIGHTS CAN ALSO BE EXPECTED WITH LOWS GENERALLY IN THE UPPER 50S TO UPPER 60S...WITH DEWPOINTS LIKELY HOLDING ONLY A FEW DEGREES BELOW MIN TEMPS MAKING IT MUGGY AS WELL. IN REGARDS TO PRECIP POTENTIAL...GIVEN THE PROXIMITY OF FAST WESTERLIES JUST NORTH OF THE BORDER THROUGH THE PERIOD WE`LL LIKELY SEE SOME SHORTWAVE ENERGY PASS NEAR OR THROUGH THE BTV CWA. THIS...COMBINED WITH AMPLE AFTERNOON INSTABILITY FROM THE INCREASING HEAT AND HUMIDITY WILL LIKELY SPARK SOME SHOWERS AND STORMS...BUT CERTAINLY TOO FAR OUT TO TIME SUCH SMALL FEATURES SO WILL CONTINUE TO MENTION SLIGHT TO LOW CHANCE POPS DURING THE DAYLIGHT HOURS EACH DAY...LOWERING DURING THE OVERNIGHT PERIODS WITH THE LOSS OF DAYTIME HEATING.
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&& .AVIATION /08Z WEDNESDAY THROUGH SUNDAY/... THROUGH 06Z THURSDAY...SURFACE HIGH PRESSURE OVER THE GREAT LAKES WILL CONTINUE TO BRING VFR CONDITIONS TO THE BTV AIRSPACE THROUGH THE PERIOD. ONLY FLIGHT CONDITION ISSUES WILL BE ONGOING FOG AT KRUT AND POSSIBLE BR/FG AT KMPV FOR THE OVERNIGHT HOURS THROUGH ABOUT 12Z. OTHERWISE...CLEAR SKIES TONIGHT WILL GIVE WAY TO SOME DIURNAL CUMULUS FROM 15-00Z BEFORE CLEARING AGAIN FOR WEDNESDAY NIGHT. GENERALLY LIGHT NORTH TO NORTHWEST WINDS ARE EXPECTED THROUGH THE PERIOD...SLIGHTLY STRONGER IN THE CHAMPLAIN VALLEY. OUTLOOK 06Z WEDNESDAY THROUGH SUNDAY... 06Z WEDNESDAY THROUGH 06Z FRIDAY...VFR UNDER HIGH PRESSURE WITH PATCHY LATE NIGHT/EARLY MORNING FOG POSSIBLE 06-12Z EACH MORNING...WITH THE GREATEST POTENTIAL AT KSLK/KMPV. 06Z FRIDAY THROUGH SUNDAY...GENERALLY VFR WITH ISOLATED/SCATTERED AFTERNOON SHOWERS/THUNDERSTORMS POSSIBLE. && .BTV WATCHES/WARNINGS/ADVISORIES... VT...NONE. NY...NONE. && $$ SYNOPSIS...EVENSON NEAR TERM...EVENSON SHORT TERM...EVENSON LONG TERM...LAHIFF AVIATION...LAHIFF

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