906  
FXUS61 KGYX 220725  
AFDGYX  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE GRAY ME  
325 AM EDT FRI JUN 22 2018  
   
SYNOPSIS
 
 
HIGH PRESSURE WILL CONTINUE TO BUILD INTO THE REGION TODAY WITH  
FAIR WEATHER EXPECTED. LOW PRESSURE APPROACHES FROM THE  
SOUTHWEST EARLY ON SATURDAY WITH THE POTENTIAL FOR SHOWERS WHICH  
WILL CONTINUE INTO MONDAY. HIGH PRESSURE THEN BUILDS IN LATER  
MONDAY, BRINGING DRY CONDITIONS INTO MIDWEEK NEXT WEEK ALONG  
WITH A MODERATING TREND.  
 

 
   
NEAR TERM /UNTIL 6 PM THIS EVENING/
 
 
SOME EARLY MORNING PATCHY FOG WILL QUICKLY BE FOLLOWED BY MAINLY  
SUNNY AND DRY CONDITIONS TODAY. HIGH PRESSURE WILL CREST OVER  
NORTHERN NEW ENGLAND THIS MORNING BEFORE BEGINNING TO MOVE EAST  
THIS AFTERNOON.  
 
AN ONSHORE FLOW WILL DEVELOP TODAY AS THE RIDGE MOVES EAST. THE  
FLOW WILL BE WEAK AND GENERALLY LIGHT, NEVERTHELESS EXPECT  
COOLER READINGS RIGHT ALONG THE SHORELINE WITH HIGHS MAINLY IN  
THE UPPER 60S TO LOWER 70S. FURTHER INLAND, TEMPERATURES WILL  
CLIMB INTO THE MID AND UPPER 70S THIS AFTERNOON.  
 
SUFFICIENT SUNSHINE, LIGHT ENOUGH WINDS WITH MILD TEMPERATURES  
HAVE TRIGGERED A HIGH PADDLECRAFT RISK FOR TODAY. WILL HIGHLIGHT  
IN PRODUCTS FOR TODAY.  
 

 
   
SHORT TERM /6 PM THIS EVENING THROUGH 6 PM SATURDAY/
 
 
CLOUDS WILL BE ON THE INCREASE TONIGHT. A BAROCLINIC ZONE WILL  
MOVE UP THE MID ATLANTIC COASTLINE WHILE AND UPPER LEVEL LOW  
ALSO APPROACHES FROM THE NORTHERN OHIO VALLEY. THERE SHOULD BE  
SUFFICIENTLY ENOUGH CLOUD COVER TO PREVENT PATCHY, INLAND VALLEY  
FOG TO DEVELOP TONIGHT. THE CLOUD COVER WILL ALSO SERVE TO KEEP  
READING A LITTLE WARMER THEN LAST NIGHT, MAINLY IN THE 40S TO  
LOWER 50S.  
 
SHOWERS WILL THEN ENTER THE REGION FROM SOUTHWEST TO NORTHEAST  
ON SATURDAY AS THE UPPER LEVEL LOW APPROACHES FROM THE WEST AND  
INCREASED WARM AIR ADVECTION OCCURS IN THE LOWER LEVELS OF THE  
ATMOSPHERE. THERE IS AN OUTSIDE RISK FOR A THUNDERSTORM, HOWEVER  
THE CHANCE IS SMALL. CLOUD COVER WILL PREVENT TEMPERATURES FROM  
CLIMBING HIGHER THEN THE UPPER 60S TO LOWER 70S.  
 

 
   
LONG TERM /SATURDAY NIGHT THROUGH THURSDAY/
 
 
COLD FRONT WILL GRADUALLY SAG SOUTH INTO THE REGION SATURDAY NIGHT  
AND WILL STALL OVER THE REGION ON SUNDAY. LOOKING FOR OCCASIONAL  
SHOWERS AS THIS BOUNDARY DROPS SOUTH BUT FORCING WILL BE RATHER  
LIMITED AND EXPECT RAINFALL AMOUNTS WILL BE ON THE LIGHT SIDE.  
LOWS OVERNIGHT WILL ONLY DIP INTO THE MID TO UPPER 50S.  
 
THE FRONT WILL REMAIN PARKED OVER THE REGION ON SUNDAY AS A  
SHORTWAVE APPROACHES FROM THE NORTHWEST. THIS WILL SPIN UP WEAK  
LOW PRESSURE ON THE FRONT BY LATE IN THE DAY AND WILL SUPPRESS  
THIS BOUNDARY TO THE SOUTH BY EVENING. LOOKING FOR AN INCREASING  
CHANCE OF SHOWERS AS THE DAY GOES ON AND ENOUGH INSTABILITY MAY  
DEVELOP IN SOUTHERN NEW HAMPSHIRE FOR AFTERNOON OR EVENING  
CONVECTION. HIGHS ON SUNDAY WILL RANGE FROM THE UPPER 60S TO  
UPPER 70S.  
 
LOW PRESSURE WILL MOVE EAST THROUGH THE GULF OF MAINE SUNDAY NIGHT  
PRODUCING SOME BENEFICIAL RAINFALL ACROSS MUCH OF THE FORECAST  
AREA. MOST OF THE REGION WILL SEE ONE HALF TO 1 INCH OF QPF  
WITH LOCALLY6 HIGHER AMOUNTS IN EASTERN ZONES. LOWS OVERNIGHT  
WILL RANGE THROUGH THE 50S.  
 
SHOWERS WILL LINGER OVER THE AREA THROUGH THE FIRST HALF OF MONDAY  
AS LOW PRESSURE SLOWLY PULLS OFF TO THE EAST. LOOKING FOR CLEARING  
IN THE AFTERNOON AS HIGH PRESSURE BUILDS IN FROM THE WEST. HIGH  
TEMPS WILL RANGE FROM THE MID 60S NORTH TO THE MID 70S SOUTH.  
 
HIGH PRESSURE WILL CONTINUE TO BUILD IN FROM THE WEST MONDAY NIGHT  
AND TUESDAY...SHIFTING OFFSHORE SOUTH OF NEW ENGLAND BY LATE IN THE  
DAY. LOOKING FOR MOSTLY CLEAR SKIES MONDAY NIGHT WITH LOWS FROM THE  
MID 40S TO MID 50S. TUESDAY WILL FEATURE MOSTLY SUNNY SKIES WITH  
HIGHS IN THE MID 70S TO LOWER 80S.  
 
HIGH PRESSURE WILL REMAIN PARKED OFF THE NEW ENGLAND COAST TUESDAY  
NIGHT AND WILL DRIFT OFF TO THE SOUTHEAST ON WEDNESDAY AS A WARM  
FRONT APPROACHES FROM THE SOUTHWEST. LOWS TUESDAY NIGHT WILL RANGE  
THROUGH THE 50S UNDER MOSTLY CLEAR SKIES. HIGH CLOUDS WILL BE ON  
THE INCREASE ON WEDNESDAY BUT MOST OF THE AREAS SHOULD SEE A  
DRY DAY WITH HIGHS RANGING THROUGH THE 80S.  
 

 
   
AVIATION /07Z FRIDAY THROUGH TUESDAY/
 
 
SHORT TERM...MAINLY VFR CONDITIONS TODAY AND TONIGHT WITH  
LOCALIZED MVFR CONDITIONS DEVELOPING ON SATURDAY IN SCATTERED  
SHOWERS.  
 
LONG TERM...  
WIDESPREAD IFR/LIFR CEILINGS SATURDAY NIGHT THROUGH SUNDAY  
NIGHT....IMPROVING TO VFR ON MONDAY. VFR MONDAY NIGHT THROUGH  
TUESDAY.  
 

 
   
MARINE
 
 
SHORT TERM...WINDS AND SEAS WILL REMAIN BELOW SCA THRESHOLDS  
TODAY THROUGH SATURDAY.  
 
LONG TERM...  
NO PROBLEMS NOTED IN THE EXTENDED.  
 

 
   
GYX WATCHES/WARNINGS/ADVISORIES
 
 
ME...BEACH HAZARDS STATEMENT FROM 8 AM EDT THIS MORNING THROUGH  
THIS EVENING FOR MEZ023>028.  
NH...BEACH HAZARDS STATEMENT FROM 8 AM EDT THIS MORNING THROUGH  
THIS EVENING FOR NHZ014.  
MARINE...NONE.  
 

 
 

 
ES/JC  
 
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