Area Forecast Discussion Issued by NWS Portland, ME
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000
FXUS61 KGYX 161906
AFDGYX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GRAY ME
306 PM EDT SUN JUN 16 2013
.SYNOPSIS...
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A WEAK AREA OF LOW PRESSURE WILL CROSS THE REGION THIS EVENING BRINGING
WIDESPREAD SHOWERS TO MOUNTAINS AND FOOTHILLS AND SCATTERED
SHOWERS ALONG THE COAST. A COLD FRONT ASSOCIATED WITH ANOTHER
AREA OF LOW PRESSURE PASSING TO OUR NORTH MONDAY WILL TRIGGER
SHOWERS AND THUNDERSTORMS ACROSS THE AREA MONDAY AFTERNOON. THE
FRONT WILL MOVE OFF THE COAST TUESDAY MORNING. HIGH PRESSURE WILL
BUILD IN FOR THE MIDDLE AND LATTER PART OF THE WEEK.-- End Changed Discussion --
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.NEAR TERM /THROUGH TONIGHT/...
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AREA OF SHOWERS CONTINUES TO MOVE EAST FROM NY STATE THIS
AFTERNOON. MUCH OF THE INITIAL PRECIP HAS BEEN EVAPORATING BEFORE
REACHING THE GROUND, ESPECIALLY IN SOUTHERN AREAS. AIR OVER MOUNTAINS
AND FOOTHILLS SHOULD SATURATE...SO EXPECT WIDESPREAD RAIN IN
THOSE AREAS THIS EVENING. ELSEWHERE...EXPECT ONLY SCATTERED
SHOWERS TO REACH THE GROUND AS AIR IS VERY DRY. PATCHY FOG
EXPECTED OVERNIGHT IN AREAS THAT GET A SHOWER THIS EVENING.-- End Changed Discussion --
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.SHORT TERM /MONDAY THROUGH MONDAY NIGHT/...
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FRONTAL BOUNDARY APPROACHES FROM THE WEST MONDAY WITH INCREASING
MOISTURE AND TEMPERATURES. AHEAD OF THE FRONT...TEMPS IN SOUTHERN
AREAS COULD REACH THE MID 80S. ATMOSPHERE BECOMES A BIT UNSTABLE
AHEAD OF THE FRONT BRINGING THE THREAT OF SHOWERS AND
THUNDERSTORMS TO THE AREA MONDAY AFTERNOON AND EVENING. FRONT
MOVES VERY THROUGH REGION WITH SHOWER THREAT CONTINUING MONDAY
NIGHT.-- End Changed Discussion --
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.LONG TERM /TUESDAY THROUGH SATURDAY/...
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FAIRLY QUIET EXTENDED PERIOD IN STORE. SHOULD BE A WEAK BOUNDARY
DRAPED ACROSS THE REGION TUESDAY MORNING THAT COULD PROVIDE A
FOCUS FOR SOME AFTERNOON CONVECTION. THE BOUNDARY IS EXPECTED TO
MOVE OFFSHORE TUESDAY NIGHT AS HIGH PRESSURE BUILDS IN FROM THE
WEST. HIGH PRESSURE THEN REMAINS IN PLACE ACROSS NORTHERN NEW
ENGLAND UNTIL AT LEAST FRIDAY. CYCLONIC FLOW ALOFT SETS UP OVER
THE REGION FRIDAY NIGHT. THE GFS IS TRYING TO DROP A WEAK BACK
DOOR COLD FRONT OUT OF CANADA FRIDAY NIGHT AND INTO SATURDAY BUT
APPEARS TO BE THE OUTLIER. WILL NOT GIVE IT TOO MUCH WEIGHT YET
BUT IT WILL REMAIN A FEATURE TO LOOK FOR OVER THE NEXT FEW DAYS.-- End Changed Discussion --
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.AVIATION /19Z SUNDAY THROUGH FRIDAY/...
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SHORT TERM...MVFR CONDITIONS POSSIBLE TONIGHT IN SHOWERS AND IFR
CONDITIONS POSSIBLE IN PATCHY FOG OVERNIGHT. MVFR TO IFR
CONDITIONS POSSIBLE IN SHOWERS AND THUNDERSTORMS MONDAY AFTERNOON
AND NIGHT.
LONG TERM...VFR CONDITIONS EXPECTED THROUGHOUT THE PERIOD.-- End Changed Discussion --
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.MARINE...
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SHORT TERM...WINDS AND SEAS EXPECTED TO BE BELOW SCA CRITERIA.
LONG TERM...NO FLAGS EXPECTED.-- End Changed Discussion --
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.GYX WATCHES/WARNINGS/ADVISORIES...
ME...NONE.
NH...NONE.
MARINE...NONE.
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SYNOPSIS...JENSENIUS
NEAR TERM...JENSENIUS
SHORT TERM...JENSENIUS
LONG TERM...POHL