Area Forecast Discussion
Issued by NWS Portland, ME

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FXUS61 KGYX 281908
AFDGYX

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GRAY ME
308 PM EDT THU MAY 28 2015

.SYNOPSIS...
SHOWERS AND THUNDERSTORMS...SOME WITH GUSTY WINDS...TORRENTIAL
RAIN...AND HAIL...WILL CROSS THE AREA BY EARLY EVENING BEFORE
EXITING THE COAST WITH A COLD FRONT. HIGH PRESSURE RETURNS FRIDAY
AND MOVES OFF THE COAST OVER THE WEEKEND ALLOWING A WARM AND HUMID
SOUTHWEST FLOW TO RETURN. ANOTHER COLD FRONT CROSSES THE REGION
SUNDAY MORNING. COOL...CANADIAN HIGH PRESSURE WILL BUILD BACK
OVER THE REGION EARLY NEXT WEEK.

&&

.NEAR TERM /THROUGH TONIGHT/...
SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 7 PM THIS EVENING ALL
AREAS. DAMAGING WINDS...LARGE HAIL...AND HEAVY RAIN ARE LIKELY IN
STORMS. THE FRONT MOVES OFF THE COAST EARLY THIS EVENING BRINGING
AN END TO ANY SHOWERS AND THUNDERSTORMS AS A COOLER AND DRIER
AIRMASS MOVES INTO THE REGION.

&&

.SHORT TERM /FRIDAY THROUGH FRIDAY NIGHT/...
A MOSTLY SUNNY DAY FRIDAY WITH HIGHS MAINLY IN THE 70S...WITH
SOME LOWER 80 DEGREE READINGS POSSIBLE.

&&

.LONG TERM /SATURDAY THROUGH THURSDAY/...
SOUTHERLY FLOW INCREASES SATURDAY AS HIGH PRESSURE SHIFTS
OFFSHORE. LARGE SCALE TROUGHING SWINGS THROUGH CANADA PUSHING A
COLD FRONT INTO NORTHERN NEW ENGLAND BY SUNDAY MORNING. THIS WILL
BRING TEMPERATURES DOWN FROM THE 70S AND 80S THAT HAVE BEEN
HAVING LATELY CLOSER TO THE MID TO UPPER 60S AS COOL CANADIAN CP
AIR FILTERS IN. TEMPERATURES BEGIN TO WARM UP AGAIN BY WEDNESDAY
AND THURSDAY AS LARGE SCALE RIDGING BUILDS UP AND SW WINDS SET
UP.

&&

.AVIATION /19Z THURSDAY THROUGH TUESDAY/...
SHORT TERM...LOCAL IFR CONDITIONS IN SHOWERS/STORMS THROUGH 00Z
THIS EVENING...THEN VFR TONIGHT THROUGH FRIDAY. SOME PATCHY FOG
POSSIBLE LATE TONIGHT.

LONG TERM...FRIDAY NIGHT INTO SATURDAY MORNING SHOULD REMAIN VFR
WITH CONDITIONS DETERIORATING TO MVFR OR LOWER AS A COLD FRONT
MOVES THROUGH.

&&

.MARINE...
SHORT TERM...EXPECT MARGINAL SCA CONDS AHEAD OF A COLD FRONT
THROUGH MIDNIGHT TONIGHT...THEN WINDS AND SEAS BELOW SCA FOR LATE
TONIGHT AND FRIDAY.

LONG TERM...SCA CONDITIONS CONTINUE SATURDAY NIGHT INTO SUNDAY
AFTERNOON.

&&

.FIRE WEATHER...
WIDELY SCATTERED SHOWERS WILL GIVE ISOLATED AREAS HEAVY RAIN THIS
EVENING. DRIER WEATHER ARRIVES FOR FRIDAY.

&&

.GYX WATCHES/WARNINGS/ADVISORIES...
ME...NONE.
NH...NONE.
MARINE...SMALL CRAFT ADVISORY UNTIL MIDNIGHT TONIGHT ANZ150-
152-154.

&&

$$

EKSTER/HANES



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