636
FXUS61 KGYX 210619 CCA
AFDGYX
AREA FORECAST DISCUSSION...CORRECTED
NATIONAL WEATHER SERVICE GRAY ME
219 AM EDT WED OCT 21 2026
WHAT HAS CHANGED
NO SIGNIFICANT CHANGES TO THE GOING FORECAST THIS EARLY
WEDNESDAY MORNING OTHER TO ADD MORE WIND INFORMATION FOR LATER
THURSDAY INTO FRIDAY.
KEY MESSAGES
1. HIGH PRESSURE REMAINS IN CONTROL OF THE WEATHER PATTERN
ACROSS NORTHERN NEW ENGLAND THROUGH THE WEEKEND WHILE AN OCEAN
STORM PASSES OFFSHORE. NORTHERLY GUSTS OF 30 TO 35 MPH POSSIBLE
LATER THURSDAY INTO FRIDAY.
DISCUSSION
KEY MESSAGE 1 DESCRIPTION...
HIGH PRESSURE KEEPS NORTHERN NEW ENGLAND DRY THROUGH THE END OF
THE WEEK AND THE WEEKEND, WHILE AN OFFSHORE OCEAN STORM BRINGS
SOME CLOUD COVER INTO PARTS OF THE REGION THIS WEEK.
AN INVERSION AROUND 925MB MOVES IN ALOFT DURING THE DAYTIME
TODAY, KEEPING TEMPS A BIT COOLER TODAY. ADDITIONALLY, HIGH
CLOUD COVER SPREADS INLAND FROM THE COASTLINE AS CIRRUS FROM THE
OFFSHORE STORM MOVES NORTHWARD.
TEMPS RISE A FEW MORE DEGREES AHEAD OF A WEAK FRONT ON
THURSDAY, BEFORE FALLING BACK AGAIN ON FRIDAY. THE OCEAN STORM
MAKES ITS CLOSEST PASS WEDNESDAY NIGHT AND THURSDAY, BEFORE
TRACKING NEAR THE CANADIAN MARITIMES.
THE PRESSURE GRADIENT BETWEEN THE OFFSHORE STORM AND HIGH
PRESSURE BUILDING IN FROM THE NORTHWEST COULD CAUSE GUSTY WINDS
LATER THURSDAY INTO FRIDAY MORNING. CURRENT FORECAST SOUNDINGS
INDICATE THAT NORTHERLY GUSTS COULD TOP 30 TO 35 MPH.
THE BROAD HIGH PRESSURE CENTER THEN DRIFTS SOUTHWARD FROM THE
END OF THE WEEK THROUGH THE WEEKEND. CENTERED SOUTH OF NEW
ENGLAND, THE HIGH BRINGS A MODERATING TREND THROUGH THE WEEKEND
AND EARLY NEXT WEEK, ALONG WITH CONTINUED DRY CONDITIONS. HIGHS
RETURN TO THE 60S BY SUNDAY, WITH SOME LOW 70S POSSIBLE BY
MONDAY NEXT WEEK. A WEAK COLD FRONT IS POSSIBLE BY TUESDAY NEXT
WEEK, BUT AT THIS POINT IT LOOKS MOSTLY DRY AS WELL.
AVIATION /01Z WEDNESDAY THROUGH SUNDAY/
TODAY...VFR PREVAILS. NORTHERLY WINDS AROUND 10 KNOTS.
OUTLOOK...
THURSDAY: MOSTLY VFR. NORTHWEST WINDS MAY GUST 20-30 KT.
THURSDAY NIGHT-MONDAY...VFR PREVAILS. NORTHERLY GUSTS UP TO 30
KT THURSDAY NIGHT INTO FRIDAY MORNING.
MARINE
HIGH PRESSURE REMAINS IN CONTROL OF THE WEATHER PATTERN ACROSS
NEW ENGLAND, WHILE AN OCEAN STORM TRACKS OUTSIDE THE GULF OF
MAINE AND THROUGH THE GRAND BANKS THROUGH FRIDAY. SCA WINDS IN
NORTHEASTERLY FLOW LAST THROUGH AT LEAST THURSDAY, WHILE WAVES
LIKELY PERSIST INTO THE WEEKEND. NORTHERLY GALES ARE POSSIBLE
LATER THURSDAY INTO FRIDAY AS THE LOW DEEPENS EAST OF THE
WATERS. SEAS THEN GRADUALLY SUBSIDE THROUGH THE WEEKEND AS HIGH
PRESSURE REMAINS IN CONTROL.
GYX WATCHES/WARNINGS/ADVISORIES
ME...NONE.
NH...NONE.
MARINE...SMALL CRAFT ADVISORY UNTIL 6 PM EDT THIS EVENING FOR ANZ150-
152-154.
GALE WATCH FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON FOR
ANZ150-152-154-180-182-184.
CLAIR/HARGROVE/EKSTER
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