Area Forecast Discussion
Issued by NWS Portland, ME

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000 FXUS61 KGYX 021852 AFDGYX AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GRAY ME 252 PM EDT TUE JUN 2 2015 .SYNOPSIS... LOW PRESSURE WILL EXIT INTO THE MARITIMES EARLY TONIGHT. HIGH PRESSURE WILL GRADUALLY BUILD IN FROM THE NORTHWEST TONIGHT THEN CREST OVER THE REGION WEDNESDAY. THE HIGH WILL SHIFT OFFSHORE FOR WEDNESDAY NIGHT AND THURSDAY. A COLD FRONT WILL APPROACH FROM THE NORTH THURSDAY NIGHT AND WILL DROP SOUTH THROUGH THE REGION ON FRIDAY. HIGH PRESSURE WILL BUILD IN FROM THE NORTHWEST FRIDAY NIGHT THROUGH SATURDAY AND WILL CREST OVER THE REGION ON SUNDAY. && .NEAR TERM /THROUGH TONIGHT/... THE STEADIER RAIN BAND HAS SLID OFFSHORE...HOWEVER PLENTY OF LOW LEVEL MOISTURE REMAINS IN THE NORTHEAST LOW LEVEL FLOW EVIDENT ON KGYX VAD WIND PROFILE. THE UPPER LOW WAS OVER SOUTHERN QUEBEC ON GOES IMAGERY AND DRIFTING EASTWARD. EXPECT CLOUDS TO LINGER INTO TONIGHT WITH SPOTTY LIGHT SHOWERS OR DRIZZLE...BEFORE WE SEE PARTIAL CLEARING OUTSIDE OF THE MOUNTAINS AND FOOTHILLS. LOWS TONIGHT SHOULD RANGE FROM UPPER 30S TO MID 40S...WITH PATCHY LATE NIGHT FOG. && .SHORT TERM /WEDNESDAY THROUGH WEDNESDAY NIGHT/... ANY LINGERING LOW LEVEL MOISTURE WILL QUICKLY BURN OFF WEDNESDAY MORNING AS HIGH PRESSURE BUILDS IN FROM THE NORTHWEST. MOST AREAS SHOULD SEE A FAIR AMOUNT OF SUN AND TEMPERATURES WILL REBOUND INTO THE 60S IN ALL BUT THE NORTHERN MOUNTAINS. A MARKED IMPROVEMENT OVER TODAY`S TEMPERATURES...BUT STILL A GOOD 5 TO 10 DEGREES BELOW AVERAGE FOR THE DATE. MAINLY CLEAR AND SEASONABLY COOL UNDER THE SURFACE HIGH WEDNESDAY NIGHT WITH LOWS RANGING FROM UPPER 30S TO MID 40S. && .LONG TERM /THURSDAY THROUGH MONDAY/... HIGH PRESSURE CRESTS OVER THE REGION THURSDAY WITH DRY CONDITIONS AND SEASONABLE TEMPERATURES. FOR FRIDAY THE MODELS IN THE PAST HAVE LACKED SOME CONTINUITY IN HOW TO HANDLE THE APPROACHING COLD FRONT FROM THE NORTH AND ANY INTERACTION WITH THE LOW PRESSURE SYSTEM PASSING OFF THE SOUTHERN NEW ENGLAND COAST. THERE IS NOW MORE AGREEMENT ON TIMING AND LOCATION OF THE TWO SYSTEMS. SO USED A BLEND OF THE MODELS WHICH HOLDS OFF SHOWERS OVER SOUTHERN AREAS UNTIL FRIDAY MORNING AND SCATTERED SHOWERS ACROSS THE REST OF THE AREA DEVELOPING DURING THE DAY AND INTO FRIDAY NIGHT. QPF AMOUNTS FROM THIS SYSTEM WILL REMAIN LIGHT. OVER THE WEEKEND ANOTHER CANADIAN RIDGE OF HIGH PRESSURE BUILDS IN ACROSS THE REGION BRINGING MOSTLY SUNNY SKIES AND SEASONABLE TEMPERATURES. && .AVIATION /18Z TUESDAY THROUGH SUNDAY/... SHORT TERM...MVFR/IFR CEILINGS TODAY AND TONIGHT...IMPROVING TO VFR WEDNESDAY. LONG TERM...VFR THU AND THU NIGHT BEFORE PERIODS OF MVFR CONDITIONS DEVELOP FRI AND FRI NIGHT IN SCATTERED SHOWERS. CONDITIONS RETURN TO VFR FOR THE WEEKEND. && .MARINE... SHORT TERM...HAVE EXTENDED THE CURRENT SMALL CRAFT THROUGH 8 PM...AS I EXPECT MARGINAL SCA CONDITIONS TO LINGER INTO EARLY EVENING ON PERSISTENT NORTHEAST FLOW. LONG TERM...CONDITIONS ARE EXPECTED TO REMAIN BELOW SMALL CRAFT CRITERIA THROUGH THE WEEKEND. && .FIRE WEATHER... EXPECT NO ISSUES NEXT FEW DAYS GIVEN RECENT WET PERIOD AND COOL TEMPERATURES. && .GYX WATCHES/WARNINGS/ADVISORIES... ME...NONE. NH...NONE. MARINE...SMALL CRAFT ADVISORY UNTIL 8 PM EDT THIS EVENING FOR ANZ150- 152-154. && $$ SCHWIBS/MARINE

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