252
FXUS62 KRAH 201122
AFDRAH
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE RALEIGH NC
623 AM EST SAT DEC 20 2025
SYNOPSIS
HIGH PRESSURE WILL BUILD OVER THE REGION THROUGH TONIGHT BEFORE
SHIFTING OFFSHORE. A DRY COLD FRONT WILL MOVE SOUTH THROUGH THE AREA
SUNDAY, FOLLOWED BY ANOTHER SURGE OF COLDER HIGH PRESSURE SUNDAY
NIGHT INTO MONDAY.
NEAR TERM /TODAY THROUGH TONIGHT/
AS OF 1235 AM SATURDAY...
KEY MESSAGES
-HIGH PRESSURE WILL BRING SUNNY, DRY, AND SEASONABLE WEATHER TODAY.
-A DRY COLD FRONT WILL ARRIVE LATE SUNDAY, WITH REINFORCING CHILLY
WEATHER MONDAY.
-A BIG WARM UP IS EXPECTED BY MID TO LATE CHRISTMAS WEEK.
HIGH PRESSURE WILL BE OVER THE REGION TODAY THEN EXIT OFFSHORE
TONIGHT. HIGHS TODAY GENERALLY 50-55. LOWS TONIGHT 30-35.
SHORT TERM /SUNDAY THROUGH SUNDAY NIGHT/
AS OF 1235 AM SATURDAY...
THE DRY FRONT WILL MOVE THROUGH THE REGION SUNDAY AFTERNOON AND
EARLY EVENING. OTHER THAN WINDS BECOMING NW-N AND INCREASING TO 10-
20 MPH AFTER THE FROPA, THE FRONT WILL BRING NO RAIN. MILD TO WARM
HIGHS SUNDAY WILL REACH INTO THE 60S. IT WILL TURN COLDER SUNDAY
NIGHT WITH LOWS IN THE UPPER 20S AND LOWER 30S.
LONG TERM /MONDAY THROUGH FRIDAY/
AS OF 1220 AM SATURDAY...
HIGH PRESSURE WILL BE CENTERED OVER THE MID-ATLANTIC REGION ON
MONDAY, PROVIDING DRY AND SEASONABLY COOL CONDITIONS ACROSS THE
REGION. THIS SURFACE HIGH WILL SHIFT OFFSHORE TO THE SOUTHEAST LATE
MONDAY NIGHT, ALLOWING A RETURN OF SOUTHERLY FLOW. TEMPERATURES
MONDAY NIGHT WILL BE THE COLDEST OF THE LONG-TERM FORECAST PERIOD,
WITH OVERNIGHT LOWS FALLING INTO THE UPPER 20S TO LOWER 30S.
WARM AIR ADVECTION WILL STRENGTHEN ON TUESDAY AS SOUTHERLY FLOW
INCREASES AHEAD OF AN APPROACHING WEAK FRONTAL BOUNDARY. THIS WAA
REGIME MAY RESULT IN A CHANCE OF LIGHT SHOWERS ACROSS PORTIONS OF
THE NORTHERN PIEDMONT AND COASTAL PLAIN TUESDAY. A WEAK COLD FRONT
WILL THEN SAG SOUTHWARD INTO CENTRAL NORTH CAROLINA OVERNIGHT
TUESDAY INTO EARLY WEDNESDAY MORNING.
BEHIND THE FRONT, HIGH PRESSURE WILL BUILD SOUTHWARD ALONG THE EAST
COAST FROM THE NORTH ON WEDNESDAY AND PERSIST INTO THURSDAY.
SLIGHTLY COOLER TEMPERATURES WILL BE EXPECTED ACROSS NORTHEASTERN
SECTIONS OF THE CWA, WHILE AREAS FARTHER SOUTHWEST REMAIN IN THE LOW
TO MID 60S ON WEDNESDAY.
BY CHRISTMAS DAY, SURFACE HIGH PRESSURE WILL SHIFT OFFSHORE,
ALLOWING WARM SOUTHERLY FLOW TO REESTABLISH ACROSS THE REGION.
THURSDAY WILL BE DRY WITH WELL-ABOVE-NORMAL TEMPERATURES, AS HIGHS
CLIMB INTO THE MID TO UPPER 60S, ROUGHLY 15 DEGREES ABOVE AVERAGE.
LOWS WILL BE IN THE UPPER 40S TO NEAR 50. THE WARMING TREND WILL
CONTINUE INTO FRIDAY UNDER PERSISTENT SOUTH/SOUTHWESTERLY FLOW, WITH
HIGHS REACHING THE LOW TO MID 70S ACROSS CENTRAL NORTH CAROLINA.
AVIATION /12Z SATURDAY THROUGH WEDNESDAY/
AS OF 623 AM SATURDAY...
VFR CONDITIONS WILL PERSIST WITH LIGHT WINDS THROUGH THE 24 HOUR TAF
PERIOD.
OUTLOOK: HIGH PRESSURE AND ASSOCIATED VFR CONDITIONS WILL PERSIST
THROUGH THE REMAINDER OF THE EXTENDED PERIOD.
RAH WATCHES/WARNINGS/ADVISORIES
NONE.
SYNOPSIS...BADGETT
NEAR TERM...BADGETT
SHORT TERM...BADGETT
LONG TERM...CA
AVIATION...BADGETT
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