National Weather Service Text Product Display

Area Forecast Discussion
Issued by NWS Caribou, ME

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000
FXUS61 KCAR 150219
AFDCAR

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CARIBOU ME
1019 PM EDT TUE MAY 14 2013

.SYNOPSIS...
HIGH PRESSURE WILL HOLD IN PLACE OVER NORTHERN NEW ENGLAND FOR
ONE MORE DAY ON WEDNESDAY. LOW PRESSURE MOVING THROUGH SOUTHERN
CANADA WILL DRAG A COLD FRONT ACROSS THE REGION ON THURSDAY.
UNSETTLED WEATHER IS EXPECTED TO CONTINUE INTO FRIDAY.

&&

.NEAR TERM /THROUGH WEDNESDAY/...
1020 PM UPDATE: ADJUSTED THE SKY AND POPS BASED ON THE LATEST OBS
AND SATL IMAGERY SHOWING THINGS SHIFTING TO THE EAST. TEMPERATURES
OVER THE EASTERN PORTION OF THE CWA HAVE BEEN HELD UP DUE THE
CLOUDS. BACK ACROSS THE CENTRAL HIGHLANDS AND WESTERN MAINE,
TEMPERATURE HAVE FALLEN OFF IN THE MID AND UPPER 30S W/CLEAR SKIES
AND LIGHT WINDS. STILL EXPECTING FROST OVERNIGHT JUST ABOUT
EVERYWHERE INCLUDING THE COAST.

TEMPERATURES WILL PLUMMET OVERNIGHT...WITH MANY LOCATIONS
APPROACHING OR SURPASSING THE FREEZING MARK. FROST ADVISORY OUT FOR
THE SOUTHERN ZONES ALL THE WAY TO THE OCEAN. COASTAL LOCATIONS MAY
BE MODERATED A BIT...BUT SEVERAL LOCATIONS WILL STILL PROBABLY SEE
TEMPERATURES COLD ENOUGH TO PRODUCE A FROST.

&&

.SHORT TERM /WEDNESDAY NIGHT THROUGH FRIDAY/...
LOW PRESSURE WILL TRACK ACROSS SOUTHERN CANADA AND PASS JUST TO
THE NORTH OF THE CWA. THIS SYSTEM WILL DRAG A COLD FRONT WITH IT
AS IT MOVES THROUGH...BRINGING A QUICK SHOT OF QPF TO THE AREA.
THE FLOW ALOFT IS RATHER PROGRESSIVE SO IT SHOULD MOVE QUICKLY OFF
TO THE EAST FRIDAY MORNING. THAT BEING SAID...CYCLONIC FLOW ALOFT
BEHIND THE SYSTEM WILL KEEP INSTABILITY SHOWERS IN THE FORECAST
ACROSS MOST OF THE REGION...ESPECIALLY OVER FAVORED UPSLOPE AREAS
IN THE MOUNTAINS.

&&

.LONG TERM /FRIDAY NIGHT THROUGH TUESDAY/...
HIGH PRESSURE WILL BEGIN TO BUILD IN FROM THE NORTH FOR THE
REMAINDER OF THE FORECAST PERIOD WITH THE NEXT SYSTEM EXPECTED
SOMETIME EARLY NEXT WEEK.

&&

.AVIATION /02Z WEDNESDAY THROUGH SUNDAY/...
EXPECT VFR CONDITIONS AT ALL TAF LOCATIONS TONIGHT AND TOMORROW.
IFR/LIFR CONDITIONS ARE EXPECTED TO DEVELOP TOMORROW NIGHT AS THE
LOW PRESSURE MOVES THROUGH TO THE NORTH.

&&

.MARINE...
CONDITIONS SHOULD REMAIN FAIRLY QUIET TONIGHT AND TOMORROW.
CONDITIONS MEETING SMALL CRAFT ADVISORY ARE POSSIBLE LATE TOMORROW
AND TOMORROW NIGHT AS A LOW PRESSURE SYSTEM MOVES THROUGH THE REGION.

&&

.CAR WATCHES/WARNINGS/ADVISORIES...
ME...FROST ADVISORY UNTIL 9 AM EDT WEDNESDAY FOR MEZ011-015>017-
     029>032.
MARINE...NONE.

&&

$$
NEAR TERM...HEWITT

National Weather Service Weather Forecast Office