FXUS61 KCAR 061251
AFDCAR

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CARIBOU ME
751 AM EST SUN DEC 6 2009

.SYNOPSIS...
LOW PRESSURE WILL MOVE EAST OF THE REGION THIS MORNING. A HIGH
PRESSURE RIDGE WILL BUILD ACROSS THE REGION THIS AFTERNOON THROUGH
EARLY MONDAY. A WEAK TROUGH OF LOW PRESSURE WILL CROSS THE REGION
MONDAY NIGHT.
&&

.NEAR TERM /THROUGH TONIGHT/...
HAVE DROPPED ALL WARNINGS AND ADVISORIES SINCE SNOW CONTINUES TO
DIMINISH AND EXPECTING JUST SOME SCATTERED SNOW SHOWERS THROUGH
EARLY MORNING.

HIGH PRESSURE WILL BUILD ACROSS THE STATE AS SNOW ENDS THIS
MORNING ALLOWING FOR MOSTLY SUNNY SKIES OVER DOWNEAST BY LATER
THIS MORNING. WITH PLENTY OF LOW LEVEL MOISTURE, CLOUDS TO REMAIN
OVER MOST OF CENTRAL AND NORTHERN SECTIONS TODAY.

UPPER TROUGH, EVIDENT ON VAPOR IMAGERY NORTH OF THE GREAT LAKES
THIS MORNING, WILL APPROACH NORTHERN MAINE TODAY. TROUGH WILL CROSS
NORTHERN MAINE EARLY THIS EVENING BUT WITH LIMITED MOISTURE
EXPECT ONLY SCATTERED SNOW SHOWERS OR FLURRIES WITH LITTLE
ACCUMULATION.
&&

.SHORT TERM /MONDAY THROUGH TUESDAY/...
HIGH PRESSURE EARLY MONDAY WILL GIVE WAY TO A WEAK LOW PRESSURE
SYSTEM MOVING IN FROM THE GREAT LAKES REGION IN AN OPEN WAVE
ALOFT. THIS SYSTEM WILL BRING INCREASING CLOUDS AND LIGHT SNOW BY
LATER IN THE DAY. ANY ACCUMULATIONS APPEAR LIKELY FOR THE SOUTHERN
HALF OF THE CWA AND UNDER AN INCH. CLOUDS WILL LINGER INTO TUES
WITH SOME FLURRIES, 
&&

.LONG TERM /TUESDAY NIGHT THROUGH SATURDAY/...
HIGH PRESSURE WILL GRADUALLY BUILD TUES NGT WITH SKIES GRADUALLY
CLEARING IN THE NORTH AND NORTH WINDS BECOMING CALM. HAVE SOME
SINGLE DIGIT LOWS IN THE NORMALLY COLDER LOCATIONS, BUT HAVE
CONCERNS ABOUT THE SPEED AT WHICH CLOUDS DISSIPATE AND WINDS
DIMINISH DURING THE NIGHT. DUE TO THESE CONCERNS, HAVE NOT GONE
FOR ANY READINGS NEAR ZERO OR MORE WIDESPREAD SINGLE DIGIT TEMPS
AT THIS TIME. 

DURING WEDS, AN AREA OF LOW PRESSURE WILL DEVELOP OFF THE NEW
JERSEY COAST AND MOVE TOWARDS MAINE DURING WEDS NGT. THIS SYSTEM
WILL BRING SIGNIFICANT OVERRUNNING SNOW INTO THE STATE WEDS NGT
INTO EARLY THURS.  AS THE LOW MOVES INTO SOUTHERN MAINE, PRECIP
WILL CHANGEOVER TO RAIN LATER WEDS NGT. HOWEVER, MOST PRECIP WITH
THIS SYSTEM WILL BE IN THE FORM OF SNOW BEFORE CHANGING OVER. THE
CHANGEOVER SHOULD REACH AS FAR NORTH AS HOULTON OR EVEN PRESQUE
ISLE EARLY THURSDAY BEFORE COLD AIR BLASTS BACK INTO THE STATE
LATER IN THE DAY. THIS COLD AIR WILL GENERATE SNOW
FLURRIES...MOSTLY IN THE NORTHERN AND WESTERN MTS THROUGH FRIDAY.

THIS STORM WILL BE ACCOMPANIED BY STRONG EAST WINDS...MOSTLY
AFFECTING COASTAL AREAS WEDS NGT WITH GUSTS LIKELY WELL OVER 40
KTS. ON THE BACKSIDE OF THE STORM, STRONG GUSTY NW WINDS WILL
AFFECT ALL AREAS FROM LATER THURSDAY INTO SATURDAY WITH GUSTS OVER
30 KTS.
&&

.AVIATION /07Z SUNDAY THROUGH THURSDAY/...
NEAR TERM: VFR CONDITIONS WILL CONTINUE ACROSS KCAR AND KPQI
TODAY AND TONIGHT. OTHER SITES WILL IMPROVE FROM IFR IN SNOW TO
VFR BY 14Z THIS MORNING AND REMAIN VFR THROUGH TONIGHT.

SHORT TERM: EXPECT VFR MONDAY ACROSS THE FA. LATER IN THE DAY,
LIGHT SNOW WILL CAUSE OCCASIONAL IFR CONDITIONS IN SOUTHERN HALF
OF STATE TO INCLUDE BGR. TUES WILL BE MVFR TO LOW CIGS AND
FLURRIES EARLY BUT VFR WILL SPREAD ACROSS THE STATE DURING THE
AFTERNOON AND PERSIST INTO MIDDAY WEDNESDAY WHEN SNOW WILL
APPROACH AND BRING IFR TO VLIFR ACROSS THE FA BY WEDS NGT.
&&

.MARINE...
NEAR TERM: WILL KEEP CURRENT HEADLINES WITH GALE FOR OUTER WATERS
AND SCA FOR INLET THROUGH NOONTIME. AS LOW PRESSURE MOVES WELL
EAST OF THE REGION TONIGHT, WINDS WILL CONTINUE TO DECREASE
BUT SCA MAY BE NEEDED AT LEAST THROUGH MIDNIGHT AS HIGH PRESSURE
RIDGE PRODUCES BRISK WESTERLY FLOW.

SHORT TERM: EXPECT A GALE TO OCCUR LATER WEDNESDAY AND PERSIST
THROUGH THE END OF THE WEEK. AT THIS TIME, IT APPEARS CONDITIONS
WILL STAY JUST BELOW STORM WEDS NGT.
&&

.CAR WATCHES/WARNINGS/ADVISORIES...
ME...NONE.
MARINE...SMALL CRAFT ADVISORY UNTIL NOON EST TODAY FOR ANZ052.
     GALE WARNING UNTIL NOON EST TODAY FOR ANZ050-051.

&&

$$
NEAR TERM...FOSTER
SHORT TERM...MWALKER
LONG TERM...MWALKER
AVIATION...FOSTER
MARINE...FOSTER/MWALKER