Area Forecast Discussion
Issued by NWS Caribou, ME

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000 FXUS61 KCAR 042035 AFDCAR AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE CARIBOU ME 335 PM EST WED MAR 4 2015 .SYNOPSIS... A SECONDARY ARCTIC COLD FRONT WILL CROSS THE REGION OVERNIGHT. STRONG CANADIAN HIGH PRESSURE WILL BUILD ACROSS THE REGION THURSDAY INTO FRIDAY. ANOTHER COLD FRONT WILL APPROACH LATE FRIDAY NIGHT AND CROSS THE REGION LATE SATURDAY. && .NEAR TERM /THROUGH THURSDAY NIGHT/... COLDER AIR WILL BE MOVING INTO THE FA OVRNGT IN TWO SUCCESSIVE WVS...THE FIRST MID TO LATE EVE...AND A SECOND ARND DAYBREAK. THE FIRST COULD BE ACCOMPANIED BY SOME CLDNSS AND ISOLD SN SHWRS WITH A COUPLE OF ST LAWRENCE STREAMERS BEING IMPLIED FOR NRN ME BY THE LATEST HRRR HRLY SIM RADAR FCST GOING INTO THE OVRNGT. ANY ORGANIZATION OF SN SHWR STREAMERS SHOULD WEAKEN LATE TNGT AS LLVL LAPSE RATES DECREASE. JUST S OF THE FA...PRECIP WITH A SECOND WV OF LOW PRES MOVG ENE OFF THE MID ATLANTIC COAST SHOULD REMAIN JUST S OF DOWNEAST COAST LATER TNGT INTO THU MORNING...WITH NRN EDGE OF THE HI CLD SHIELD REACHING NWRD INTO INTERIOR DOWNEAST ME. OTHERWISE...SKIES SHOULD BE MSLY SUNNY...OR BECOMING MSLY SUNNY THU AS COLDER ARCTIC AIR PREVAILS ACROSS THE REGION. UNDER FAIRLY BRISK CONDITIONS...HI TEMPS THU WILL MAKE LMTD RECOVERY FROM LOWS TNGT...AND WILL BE ABOUT 20 DEG F COLDER THAN TDY`S HIGHS. WINDS SHOULD DIMINISH UNDER CLR SKIES THU EVE AS THE SFC RIDGE AXIS XTNDS WSW TO ENE ACROSS THE FA...WITH DECENT RADIATIONAL FOR MSLY BROAD VLY AREAS LATE THU NGT WHILE HIER TRRN HOLDS ON ON TO A LGT BREEZE. LOWS THU NGT WILL BE QUITE COLD...POTENTIALLY INTO THE -20S DEG F OVR THE COLDEST NW VLY AREAS WITH SINGLE DIGIT AND TEENS BELOW ZERO ELSEWHERE. && .SHORT TERM /FRIDAY THROUGH SATURDAY/... HIGH PRESSURE WILL BRING DRY WEATHER CONDITIONS TO THE REGION FRIDAY. HIGHS WILL RANGE FROM THE TEENS NORTH THE LOWER 20S DOWNEAST. A COLD FRONT APPROACHES FRIDAY NIGHT WITH INCREASING CLOUDS LATE. LOWS FRIDAY NIGHT WILL BE IN THE SINGLE DIGITS ACROSS THE AREA. A COLD FRONT WILL CROSS THE REGION SATURDAY WITH THE CHANCE FOR SOME NORTHERN SNOW SHOWERS. HIGHS ON SATURDAY WILL BE CLOSE TO NORMAL FOR THIS TIME OF YEAR. && .LONG TERM /SATURDAY NIGHT THROUGH WEDNESDAY/... THE UPPER LEVEL PATTERN WILL BE FAIRLY ZONAL THROUGH MOST OF THE LONG TERM PORTION OF THE FORECAST. THIS WILL BRING A SERIES OF SHORT WAVES ACROSS THE REGION DURING THIS PERIOD BUT NO MAJOR STORMS ARE EXPECTED. TEMPERATURES WILL ACTUALLY BE CLOSE TO SEASONAL LEVELS AT THE BEGINNING OF THE PERIOD AND THEN RISE TO A BIT ABOVE NORMAL LEVELS BY THE MIDDLE OF NEXT WEEK. && .AVIATION /20Z WEDNESDAY THROUGH MONDAY/... NEAR TERM: MSLY VFR THRU THU NGT...WITH BRIEF INTERVALS OF MVFR CLGS AND VSBYS POSSIBLE WITH ISOLD SN SHWRS OVR NRN MOST TAF SITES LATE THIS EVE INTO THE OVRNGT TNGT. SHORT TERM: VFR THROUGH MUCH OF THIS PERIOD ALTHOUGH MVFR IS POSSIBLE AT TIMES IN SCT SNOW SHOWER MAINLY ACROSS THE NORTH. && .MARINE... NEAR TERM: SCA WIND AND SEA CONDITIONS WILL PREVAIL AT LEAST INTO THU AFTN...SPCLY OVR OUTER MZS050-051. OTHERWISE...WITH COLDER AIR MOVING BACK OVR THE WATERS...A PD OF MDT FZG SPY IS POSSIBLE THU NGT. KEPT CLOSE TO WW3 WV HTS...WITH WV HTS THIS EVE RUNNING ABOUT A FOOT OR TWO ABV GUIDANCE...THEN TO GUIDANCE BY MID THU MORN. SHORT TERM: WINDS/SEAS SHOULD REMAIN BELOW SCA LEVELS FRIDAY. WIND GUSTS COULD APPROACH SCA LEVELS FRIDAY NIGHT AND SATURDAY. LIGHT FREEZING SPRAY IS POSSIBLE FRIDAY NIGHT AND SATURDAY. && .CAR WATCHES/WARNINGS/ADVISORIES... ME...NONE. MARINE...SMALL CRAFT ADVISORY UNTIL 1 PM EST THURSDAY FOR ANZ050>052. && $$ NEAR TERM...VJN SHORT TERM...DUDA LONG TERM...DUDA AVIATION...VJN/DUDA MARINE...VJN/DUDA

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