Area Forecast Discussion
Issued by NWS Caribou, ME

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000 FXUS61 KCAR 192305 AFDCAR AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE CARIBOU ME 705 PM EDT TUE AUG 19 2014 .SYNOPSIS... HIGH PRESSURE WILL BUILD ACROSS THE REGION THROUGH MID WEEK.&& .NEAR TERM /THROUGH WEDNESDAY/...
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7 PM UPDATE... CLOUD COVER HAS DROPPED OFF THROUGH THE LATE AFTERNOON HOURS AND MOST OF THE DIURNALLY DRIVEN CUMULUS IS EXPECTED TO CONTINUE TO DECREASE IN COVERAGE THROUGH THE EVENING. THIS WILL GIVE WAY TO A MOSTLY CLEAR SKIES ACROSS THE REGION TONIGHT. NO MAJOR CHANGES MADE TO THE FORECAST BESIDES UPDATING WITH CURRENT CONDITIONS AND TRENDS. PREVIOUS DISCUSSION... SURFACE/UPPER LEVEL HIGH PRESSURE WILL BUILD ACROSS THE REGION TONIGHT THROUGH WEDNESDAY. DIURNAL CLOUDS WILL DISSIPATE THIS EVENING...LEAVING MOSTLY CLEAR SKIES OVERNIGHT. AFTER A SUNNY MORNING...DIURNAL CLOUDS WILL DEVELOP AGAIN WEDNESDAY AFTERNOON WITH PARTLY/MOSTLY SUNNY SKIES ACROSS THE FORECAST AREA. LOW TEMPERATURES TONIGHT WILL RANGE FROM THE MID 40S TO AROUND 50 NORTH...TO THE LOWER TO MID 50S DOWNEAST. HIGH TEMPERATURES WEDNESDAY WILL RANGE FROM THE UPPER 70S NORTH...TO AROUND 80 INTERIOR DOWNEAST WITH MID TO UPPER 70S ALONG THE DOWNEAST COAST.
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&& .SHORT TERM /WEDNESDAY NIGHT THROUGH FRIDAY/... HIGH PRESSURE DOMINATES THROUGH THE PERIOD WITH A LARGE BLOCKING HIGH SETTING UP IN EASTERN CANADA. A FEW LIGHT SHOWERS MAY POP UP TOWARDS PISCATAQUIS COUNTY THURSDAY AFTERNOON AND EVENING BUT WITH LATE SEASON SURFACE HEATING...LITTLE MOISTURE AND A LACK OF DYNAMICS...CONFIDENCE IS NOT TOO HIGH. ON THURSDAY NIGHT...AS THE SURFACE AND UPPER HIGHS STRENGTHEN IN NORTHERN QUEBEC...A BACKDOOR COLD FRONT WILL ARRIVE FROM THE NORTHEAST. THIS FEATURE WILL INCREASE CLOUDS ACROSS THE AREA WITH A FEW SPRINKLES AS MOISTURE FROM THE GULF OF ST LAWRENCE ADVECTS INTO THE FORECAST AREA. LOWS THURSDAY NIGHT WILL BE WARMER...IN THE MID TO UPPER 50S. THE CLOUDS AND SPRINKLES WILL PERSIST INTO FRIDAY MORNING. FRIDAY WILL BE COOLER DUE TO THE MORNING CLOUDS...A STRONGER EASTERLY FLOW AND COOLER AIR ALOFT. FOR THE MOUNTAINS FROM THE KATAHDIN SOUTHWEST INTO PISCATAQUIS COUNTY...CLOUDS MAY NOT BREAK UP UNTIL LATER IN THE AFTERNOON. && .LONG TERM /FRIDAY NIGHT THROUGH TUESDAY/... THE HIGH WITH ITS PLEASANT TEMPERATURES AND LOW HUMIDITY CONTINUES SATURDAY INTO TUESDAY. SUFFICIENT H850 MOISTURE WILL EXIST FOR MIDDAY CUMULUS FIELDS. TEMPERATURES WILL WARM TUESDAY WITH SOUTHWEST WINDS. TEMPERATURES THROUGH THE PERIOD WILL RANGE FROM HIGHS IN THE 70S TO LOWS IN THE 50S. && .AVIATION /00Z WEDNESDAY THROUGH SUNDAY/... NEAR TERM: VFR CONDITIONS ARE EXPECTED ACROSS THE REGION TONIGHT THROUGH WEDNESDAY. SHORT TERM: VFR OUTSIDE OF A CHANCE OF MVFR CEILINGS FOR TERMINALS NORTH OF HUL AND GNR ON FRIDAY MORNING. && .MARINE... NEAR TERM: WINDS/SEAS WILL REMAIN BELOW SMALL CRAFT ADVISORY LEVELS TONIGHT THROUGH WEDNESDAY. SHORT TERM: NO SIGNIFICANT ISSUES EXPECTED WITH SEAS AROUND 2 FEET AND LIGHT WINDS. && .CAR WATCHES/WARNINGS/ADVISORIES... ME...NONE. MARINE...NONE. && $$ NEAR TERM...JORDAN/NORCROSS SHORT TERM...MCW LONG TERM...MCW AVIATION...JORDAN/NORCROSS/MCW MARINE...JORDAN/NORCROSS/MCW

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