Area Forecast Discussion
Issued by NWS Portland, ME

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000 FXUS61 KGYX 131443 AFDGYX AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GRAY ME 1043 AM EDT SAT SEP 13 2014 .SYNOPSIS... HIGH PRESSURE WILL MOVE EAST INTO THE CANADIAN MARITIMES TODAY. A COLD FRONT WILL MOVE THROUGH NORTHERN NEW ENGLAND TONIGHT. HIGH PRESSURE WILL BUILD OVERHEAD SUNDAY AND MONDAY. A COLD FRONT WILL MOVE THROUGH THE REGION TUESDAY. HIGH PRESSURE WILL BE IN CONTROL WEDNESDAY THROUGH FRIDAY. && .NEAR TERM /THROUGH TONIGHT/... 1040 AM....OVERALL FORECAST IN DECENT SHAPE. HAVE TWEAKED POPS A BIT TO SHOW LATER ARRIVAL OF SHRA ACROSS THE CWA. SHRA ARRIVING IN CENTRAL NRN NH ~18Z...AND PROBABLY NOT UNTIL CLOSE 22-00Z FROM SEACOAST NH INTO CENTRAL ME. SOME BREAKS OF SUN THROUGH ABOUT MID AFTERNOON...ESPECIALLY NEAR THE COAST. OTHERWISE LOOK FOR A COOLER DAY WITH ONSHORE FLOW AND HIGHS ONLY MID 50S TO MID 60S. BEST CHC FOR SHRA WILL THEN BE LATE TODAY THROUGH THE EVENING...WITH QPF PROBABLY A TENTH OF AN INCH...GIVE OR TAKE...IN MOST SPOTS. SHRA WILL BE WINDING DOWN AFTER MIDNIGHT AND EXPECT SOME PARTIAL CLEARING OUTSIDE OF THE MTNS BY DAYBREAK. PREVIOUSLY...WILL BE A COOL START TO THE DAY AS SOME LOCATIONS IN THE NORTH THE GOT OUT OF THE LOW CLOUDS WERE DOWN IN THE MID 30S BY 6Z THIS MORNING. MAY BE A FEW LOCATIONS THAT PICK UP A PATCHY FROST...BUT FOR THE MOST PART AREAS SEEM TO BE FOGGING OUT AS WAS THE CASE AT BML. SHOULD START THE DAY WITH PARTLY CLOUDY SKIES...BUT CLOUDS WILL BE ON THE INCREASE AS A SHORT WAVE THAT IS CURRENTLY OVER THE GREAT LAKES PUSHES INTO THE REGION THIS AFTERNOON. && .SHORT TERM /SUNDAY/... CONDITIONS WILL START TO IMPROVE BY SUNDAY MORNING AS HIGH PRESSURE BUILDS IN. COULD SEE SOME FOG LINGER IN THE VALLEYS INTO EARLY SUNDAY MORNING...BUT AFTER SUNRISE FOG SHOULD BURN OFF FAIRLY QUICKLY AS DRIER AIR PUSHES IN. TEMPERATURES WILL BE SEASONABLE ON SUNDAY...BUT WITH CLEAR SKIES EXPECT RAPID RADIATIONAL COOLING RIGHT AFTER SUNSET. && .LONG TERM /SUNDAY NIGHT THROUGH FRIDAY/... MODELS ARE INDICATING A FAIRLY NICE PERIOD SUNDAY NIGHT THROUGH FRIDAY WITH BELOW NORMAL TEMPERATURES EXPECTED OR MID TO LATE NEXT WEEK. HIGH PRESSURE WILL CREST OVER THE AREA MONDAY. A COLD FRONT WILL APPROACH TUESDAY MORNING. THE GFS AND ECMWF ARE SIMILAR ON THE TIMING OF THIS FRONT. A SECONDARY FRONT WITH SOME VERY COLD AIR BEHIND IT WILL MOVE THROUGH LATE WEDNESDAY. LOOKS LIKE THERE COULD BE SOME FROST THURSDAY MORNING AND MORE WIDESPREAD FROST FRIDAY MORNING. && .AVIATION /15Z SATURDAY THROUGH WEDNESDAY/... SHORT TERM...1440Z UPDATE...CEILINGS WILL DROP TO MVFR LEVEL THIS AFTERNOON AS A WEAK FRONT APPROACHES. IFR CONDITIONS EXPECTED FOR A TIME SATURDAY LATE THIS AFTERNOON AND EVENING AS SHOWERS MOVE THROUGH AND LOW CIGS AND FOG WILL BE PREVALENT INTO TONIGHT. LONG TERM...EXPECT MOSTLY VFR. MVFR POSSIBLE TUESDAY MORNING IN SHOWERS. && .MARINE... SHORT TERM...CONDITIONS SHOULD REMAIN BELOW SCA CONDITIONS...HOWEVER THERE COULD BE SOME GUSTY WINDS OUT AHEAD OF THE FRONT APPROACHING THIS MORNING...BUT THEY SHOULD STAY BELOW 25 KNOTS. LONG TERM...SMALL CRAFT WINDS POSSIBLE THURSDAY AND FRIDAY. && .GYX WATCHES/WARNINGS/ADVISORIES... ME...NONE. NH...NONE. MARINE...NONE. && $$ SYNOPSIS... NEAR TERM...CEMPA SHORT TERM... LONG TERM... AVIATION... MARINE...

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