Area Forecast Discussion
Issued by NWS Caribou, ME

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000 FXUS61 KCAR 051447 AFDCAR AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE CARIBOU ME 947 AM EST THU MAR 5 2015 .SYNOPSIS... COLD CANADIAN HIGH PRESSURE WILL BUILD ACROSS THE REGION TODAY INTO FRIDAY. A COLD FRONT WILL APPROACH FRIDAY NIGHT AND CROSS THE REGION SATURDAY. && .NEAR TERM /THROUGH TONIGHT/... 930 AM UPDATE: THE MOST SIG CHG THIS UPDATE WAS TO INCREASE THE WIND GUST FACTOR FOR LATE MORN THRU MID AFTN...WITH STEEP LAPSE RATES AND STRONGER WINDS ALF ALLOW FOR BETTER MIXING OF GUSTS SPCLY FOR FAR NRN PTNS OF THE FA WHERE SKIES WILL BE SUNNIEST. OTHERWISE...MINOR CHGS WERE MADE TO FCST HRLY CLD CVR AND TEMPS THRU THE REST OF THE DAY BASED ON TRENDS FROM LATEST SAT IMAGERY AND OBSVD 8-9 AM TEMPS. ORGNL DISC: A LARGE AREA OF HIGH PRESSURE PUSHING IN FROM THE WEST WILL BRING A RETURN OF VERY COLD WEATHER TO THE AREA TODAY AND TONIGHT. CLEARING SKIES WILL PROGRESS SOUTH ACROSS THE AREA TODAY AS A COLD FRONT PUSHES OFFSHORE. TEMPERATURES THIS AFTERNOON WILL ONLY BE IN THE SINGLE DIGITS IN THE FAR NORTH TO MID 20S DOWNEAST IN SPITE OF BRIGHT SUNSHINE. TONIGHT WILL THEN BE MOONLIT AND VERY COLD WITH LOWS FROM THE TEENS BELOW ZERO ACROSS THE NORTH TO NEAR ZERO DOWNEAST. && .SHORT TERM /FRIDAY THROUGH SATURDAY/... HIGH PRESSURE WILL MOVE SOUTHEAST OF THE REGION FRIDAY WITH MOSTLY/PARTLY SUNNY SKIES ACROSS NORTHERN AREAS AND MOSTLY SUNNY SKIES DOWNEAST. A COLD FRONT WILL APPROACH NORTHERN AREAS LATER FRIDAY NIGHT WITH INCREASING CLOUDS AND A SLIGHT CHANCE OF SNOW SHOWERS LATE...WITH MOSTLY CLEAR SKIES DURING THE EVENING BECOMING PARTLY CLOUDY OVERNIGHT DOWNEAST. THE COLD FRONT WILL CROSS THE REGION SATURDAY THROUGH EARLY SATURDAY NIGHT. MOSTLY CLOUDY SKIES ALONG WITH A SLIGHT CHANCE OF SNOW SHOWERS ARE EXPECTED ACROSS NORTHERN AREAS SATURDAY...WITH INCREASING CLOUDS ALONG WITH A SLIGHT CHANCE OF SNOW SHOWERS LATE DOWNEAST. COULD HAVE A SLIGHT CHANCE OF SNOW SHOWERS ACROSS THE FORECAST AREA EARLY SATURDAY NIGHT...WITH DECREASING CLOUDS OVERNIGHT WITH BUILDING HIGH PRESSURE. TEMPERATURES WILL BE AT BELOW NORMAL LEVELS FRIDAY/SATURDAY. && .LONG TERM /SATURDAY NIGHT THROUGH WEDNESDAY/... UNCERTAINTY EXISTS REGARDING THE TIMING OF WEAK LOW PRESSURE WHICH COULD MOVE EAST ACROSS THE REGION SUNDAY INTO MONDAY WITH A CHANCE OF LIGHT SNOW OR SNOW SHOWERS. CLOUD COVER AND SNOW CHANCES SUNDAY INTO MONDAY WILL BE DEPENDENT ON THE EVENTUAL TIMING OF THE LOW. LOW PRESSURE SHOULD TRACK NORTH OF MAINE LATER TUESDAY INTO WEDNESDAY WITH MOSTLY CLOUDY SKIES ALONG WITH A CHANCE OF LIGHT SNOW OR SNOW SHOWERS ACROSS NORTHERN AREAS...WITH PARTLY CLOUDY SKIES DOWNEAST. TEMPERATURES WILL BE AT BELOW NORMAL LEVELS SUNDAY/MONDAY...WITH NEAR NORMAL LEVEL TEMPERATURES TUESDAY AND SLIGHTLY ABOVE NORMAL LEVEL TEMPERATURES WEDNESDAY. && .AVIATION /15Z THURSDAY THROUGH MONDAY/... NEAR TERM: VFR CONDITIONS CAN BE EXPECTED ACROSS THE AREA TODAY AND TONIGHT. SHORT TERM: GENERALLY EXPECT VFR CONDITIONS ACROSS THE REGION FRIDAY THROUGH FRIDAY NIGHT...THOUGH OCCASIONAL MVFR CONDITIONS COULD OCCUR ACROSS NORTHERN AREAS LATER FRIDAY NIGHT. OCCASIONAL MVFR CONDITIONS ARE POSSIBLE ACROSS THE REGION SATURDAY INTO SATURDAY NIGHT. CONDITIONS SUNDAY INTO MONDAY WILL BE DEPENDENT ON THE UNCERTAIN TIMING OF WEAK LOW PRESSURE WHICH IS EXPECTED TO MOVE EAST ACROSS THE REGION. && .MARINE... NEAR TERM: AN SCA WILL CONTINUE TODAY AND TONIGHT FOR WINDS GUSTING UP TO 25 KT. A FREEZING SPRAY ADVISORY WILL BE UP FOR LATE THIS EVENING THROUGH THE OVERNIGHT PERIOD TONIGHT AS COLD ARCTIC AIR MOVES ACROSS THE WATERS. SHORT TERM: CONDITIONS ARE EXPECTED TO BE BELOW SMALL CRAFT ADVISORY LEVELS FRIDAY. SMALL CRAFT ADVISORY CONDITIONS ARE THEN EXPECTED FRIDAY NIGHT INTO SATURDAY NIGHT. LIGHT FREEZING SPRAY IS EXPECTED FRIDAY INTO SATURDAY MORNING. && .CAR WATCHES/WARNINGS/ADVISORIES... ME...NONE. MARINE...SMALL CRAFT ADVISORY UNTIL 7 AM EST FRIDAY FOR ANZ050>052. FREEZING SPRAY ADVISORY FROM 10 PM THIS EVENING TO 7 AM EST FRIDAY FOR ANZ050>052. && $$ NEAR TERM...VJN SHORT TERM...NORCROSS LONG TERM...NORCROSS AVIATION...VJN/NORCROSS MARINE...VJN/NORCROSS

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