Area Forecast Discussion
Issued by NWS Caribou, ME

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
-- Highlight Changed Discussion --
-- Discussion containing changed information from previous version are highlighted. --
000 FXUS61 KCAR 151005 AFDCAR AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE CARIBOU ME 605 AM EDT TUE APR 15 2014 .SYNOPSIS... LOW PRESSURE WILL TRACK THROUGH THE SAINT LAWRENCE VALLEY TODAY. A STRONG COLD FRONT WILL CROSS THE AREA TONIGHT FOLLOWED BY COLD HIGH PRESSURE ON WEDNESDAY. && .NEAR TERM /THROUGH TONIGHT/... 6 AM UPDATE...SHOWERS ARE OCCURING IN NORTHWESTERN AREAS NEAR THE FRONT WHICH IS CURRENTLY STALLED IN THE SAINT LAWRENCE VALLEY. SHOWERS WILL CONTINUE MAINLY IN THE WEST THROUGH MIDDAY, AND THEN PRESS EAST LATE TODAY INTO THIS EVENING AS A STRONG COLD FRONT APPROACHES. WINDS WILL INCREASE TODAY AHEAD OF THE COLD FRONT. A FRONT HAS STALLED OVER THE SAINT LAWRENCE VALLEY. SOME SHOWERS ALONG THE EASTERN EDGE OF THIS FRONT WILL BRUSH WESTERN AREAS THIS MORNING. A WAVE OF LOW PRESSURE WILL TRACK UP THIS FRONT TODAY. THE GRADIENT BETWEEN THIS LOW TO OUR WEST AND STRONG HIGH PRESSURE TO OUR EAST WILL CREATE A WARM WINDY DAY. WINDS AT 925 MB ARE EXPECTED TO APPROACH 80 KT LATE TODAY INTO THIS EVENING NEAR THE COAST AND A WIND ADVISORY IS BEING ISSUED FOR WIND GUSTS UP TO 40 KT DOWNEAST LATE TODAY INTO THIS EVENING. ONCE THIS LOW TO OUR WEST LIFTS NORTH, A VERY STRONG COLD FRONT WILL PRESS IN FROM THE WEST THIS EVENING. A BAND OF RAIN, POSSIBLY BRIEFLY HEAVY, WILL ACCOMPANY THIS FRONT AS IT PUSHES INTO THE AREA. THE FRONT WILL CROSS THE REGION LATE TONIGHT AND TEMPERATURES WILL ABRUPTLY FALL BEHIND THE FRONT. RAIN MAY BRIEFLY CHANGE TO SLEET THEN SNOW BEFORE ENDING AFTER MIDNIGHT AND A COATING OF SNOW AND SLEET IS POSSIBLE, ESPECIALLY OVER HIGHER ELEVATIONS ACROSS THE NORTH. THE FRONT WILL PUSH EAST LATE TONIGHT AS COLDER AND DRIER AIR PRESSES EAST ACROSS THE AREA. && .SHORT TERM /WEDNESDAY THROUGH THURSDAY/... COULD STILL HAVE A CHANCE OF RAIN/SNOW SHOWERS ACROSS THE REGION EARLY WEDNESDAY IN THE WAKE OF AN EXITING COLD FRONT. CLOUD COVER WILL THEN DECREASE WEDNESDAY AFTERNOON WHILE HIGH PRESSURE BUILDS TOWARD THE REGION. HIGH PRESSURE WILL BUILD ACROSS THE FORECAST AREA WEDNESDAY NIGHT THROUGH THURSDAY NIGHT WITH PARTLY CLOUDY/MOSTLY CLEAR SKIES ACROSS NORTHERN AREAS...WITH MOSTLY CLEAR SKIES DOWNEAST. TEMPERATURES WILL BE AT BELOW NORMAL LEVELS WEDNESDAY/THURSDAY. && .LONG TERM /THURSDAY NIGHT THROUGH MONDAY/... HIGH PRESSURE WILL MOVE EAST FRIDAY...WITH RIDGING EXTENDING BACK TOWARD THE FORECAST AREA. LOW PRESSURE COULD TRACK NORTHEAST ACROSS THE REGION LATER SATURDAY INTO SUNDAY...THOUGH THE EXACT TRACK AND TIMING OF THE LOW IS STILL UNCERTAIN. THE LOW WILL BRING A CHANCE OF RAIN/SNOW SHOWERS LATER SATURDAY INTO SUNDAY. THE LOW SHOULD EXIT EARLY SUNDAY...WITH HIGH PRESSURE BUILDING ACROSS THE REGION LATER SUNDAY INTO MONDAY. TEMPERATURES WILL BE AT NEAR NORMAL LEVELS FRIDAY THROUGH MONDAY. && .AVIATION /10Z TUESDAY THROUGH SATURDAY/... NEAR TERM: VFR CONDITIONS WILL LOWER TO IFR TODAY AND REMAIN IFR INTO LATE THIS EVENING. WIND SHEAR FOR STRONG SOUTHERLY WINDS ALOFT CAN BE EXPECTED, ESPECIALLY DOWNEAST. SHORT TERM: MVFR/IFR CONDITIONS ARE POSSIBLE EARLY WEDNESDAY...WITH CONDITIONS IMPROVING TO VFR LEVELS WEDNESDAY AFTERNOON. VFR CONDITIONS ARE THEN EXPECTED WEDNESDAY NIGHT INTO EARLY SATURDAY...WITH MVFR CONDITIONS POSSIBLE LATER SATURDAY. && .MARINE... NEAR TERM: A GALE WARNING IS UP TODAY THROUGH TONIGHT FOR SOUTH WINDS GUSTING UP TO 40 KT. WARM HUMID AIR MOVING OVER COLDER WATER WILL LIKELY RESULT IN SOME FOG TODAY INTO THIS EVENING. SHORT TERM: COULD STILL HAVE GALE FORCE WIND GUSTS EARLY WEDNESDAY. SMALL CRAFT ADVISORY CONDITIONS ARE THEN EXPECTED WEDNESDAY AFTERNOON INTO EARLY THURSDAY. CONDITIONS ARE EXPECTED TO BE BELOW SMALL CRAFT ADVISORY LEVELS LATER THURSDAY INTO SATURDAY. VISIBILITIES COULD BE REDUCED IN SHOWERS EARLY WEDNESDAY. && .HYDROLOGY... RIVERS CONTINUE TO RISE IN RESPONSE TO SNOW MELT AND ICE IS MOVING ON AREA RIVERS AND STREAMS. A WARM WIND TODAY WILL RESULT IN CONTINUED RAPID SNOW MELT AND ADD SUBSTANTIALLY TO THE RISES ON THE RIVERS. IN ADDITION TO SNOW MELT...UP TO AROUND AN INCH OF RAIN WILL FALL LATER TODAY INTO TONIGHT IN ADVANCE OF AN APPROACHING COLD FRONT. SOME ICE JAM FLOODING HAS BEEN REPORTED IN NEARBY NEW BRUNSWICK. THE RISK OF ICE JAMS AND FLOODING WILL CONTINUE TO INCREASE ACROSS OUR REGION AS THE SURGE FROM RAIN AND SNOW MELT RAISES RIVER LEVELS AND CAUSES MOVEMENT OF ICE. A FLOOD WATCH REMAINS IN EFFECT FOR THE FORECAST AREA TODAY THROUGH WEDNESDAY EVENING. && .CAR WATCHES/WARNINGS/ADVISORIES... ME...FLOOD WATCH THROUGH WEDNESDAY EVENING FOR MEZ001>006-010-011- 015>017-029>032. WIND ADVISORY FROM 2 PM THIS AFTERNOON TO 4 AM EDT WEDNESDAY FOR MEZ015>017-029-030. MARINE...GALE WARNING UNTIL 8 AM EDT WEDNESDAY FOR ANZ050>052. && $$ NEAR TERM...BLOOMER SHORT TERM...NORCROSS LONG TERM...NORCROSS AVIATION...BLOOMER/NORCROSS MARINE...BLOOMER/NORCROSS HYDROLOGY...BLOOMER

USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.