Area Forecast Discussion
Issued by NWS Portland, ME

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000 FXUS61 KGYX 192334 AFDGYX AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GRAY ME 734 PM EDT SAT JUL 19 2014 .SYNOPSIS... HIGH PRESSURE ANCHORED TO OUR EAST WILL PROVIDE FOR A DRY AND PLEASANT END OF THE WEEKEND. THE HIGH WEAKENS A BIT EARLY NEXT WEEK...AND ALLOWS WARMER AND MORE HUMID AIR TO MOVE IN FROM THE SOUTHWEST FOR MONDAY AND TUESDAY. A COLD FRONT APPROACHES ON WEDNESDAY AND MOVES THROUGH THE REGION AT END OF THE WEEK...BRINGING A THREAT OF SHOWERS AND THUNDERSTORMS. && .NEAR TERM /UNTIL 6 AM SUNDAY MORNING/...
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730 PM UPDATE: INPUT LATEST OBS DATA. NO REAL CHANGES NEEDED TO FCST AS A VEIL OF HIGH CLOUDS REMAIN OVER THE REGION. PREV DISC; WITH CLOUDS...MAINLY HIGH LEVEL...WITH SOME MID LEVEL MOISTURE CONTINUING TO SPREAD SLOWLY TO THE NORTH AND EAST OVERNIGHT...EXPECT ANY INLAND VALLEY FOG TO PRIMARILY BE CONFINED TO THE NORTHERN VALLEYS. MIN TEMPERATURES SHOULD BE A LITTLE MILDER TONIGHT WITH THE BKN TO OVC CONDITIONS. IT WILL BE MAINLY IN THE 50S FOR OVERNIGHT LOWS...HOWEVER THERE WILL BE SOME UPPER 40S IN THE MOUNTAINS.
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&& .SHORT TERM /6 AM SUNDAY MORNING THROUGH 6 PM SUNDAY/... AFTER SOME EARLY MORNING PATCHY FOG...LOOKING FOR PARTLY TO MOSTLY SUNNY SKIES AWAY FROM THE COAST ON SUNDAY. THERE WILL BE MORE CLOUDINESS HANGING TOUGH RIGHT ALONG THE COAST. AFTERNOON SEA BREEZES WILL ONCE AGAIN KEEP THE COASTLINE A LITTLE COOLER DURING THE AFTERNOON. PATCHY FOG WILL DEVELOP ONCE AGAIN SUNDAY NIGHT AS HIGH PRESSURE CONTINUES TO RIDGE OVER THE REGION FROM THE CANADIAN MARITIMES. && .LONG TERM /SUNDAY NIGHT THROUGH SATURDAY/... THE MODELS ARE IN GENERAL AGREEMENT ON THE LONGWAVE PATTERN OVER THE NEXT WEEK. THE WEAK TROUGH LIFTS OUT EARLY IN THE PERIOD WITH A SHORTWAVE RIDGE ALONG WITH BUILDING HEAT AND HUMIDITY FOR THE MID WEEK PERIOD. A TROUGH WILL CROSS THE REGION WITH UNSETTLED WEATHER FOR THURSDAY AND FRIDAY...WITH RIDGING AND DRY AIR TO RETURN IN TIME FOR THE UPCOMING WEEKEND. IN THE DAILIES...HIGH PRESSURE WILL SHIFT SLOWLY OFFSHORE THROUGH WEDNESDAY. A COLD FRONT WILL CROSS THE REGION THURSDAY. HIGH PRESSURE FOLLOWS FOR LATE FRIDAY INTO THE UPCOMING WEEKEND. && .AVIATION /00Z SUNDAY THROUGH THURSDAY/... SHORT TERM...LOCALIZED FOG...MAINLY NORTHERN AREAS WHERE THE CLOUDS WILL BE THE LEAST PREVALENT TONIGHT AND TOMORROW NIGHT. LONG TERM... WED NIGHT - THU...AREAS OF MVFR IN SHOWERS AND TSTMS. && .MARINE... SHORT TERM...FLOW OVER THE WATERS THIS WEEKEND WILL BE DOMINATED BY SEA BREEZE CIRCULATION. ADVISORY CONDITIONS ARE NOT EXPECTED. LONG TERM... TUE - THU...SMALL CRAFT WINDS AND SEAS ARE POSSIBLE. && .GYX WATCHES/WARNINGS/ADVISORIES... ME...NONE. NH...NONE. MARINE...NONE. && $$

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