000
FXUS61 KLWX 190723
AFDLWX

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
323 AM EDT WED JUN 19 2013

.SYNOPSIS...

HIGH PRESSURE OVER LAKE HURON WILL BUILD INTO THE NORTHEASTERN
U.S. THROUGH FRIDAY. THE HIGH WILL MOVE OFFSHORE THIS WEEKEND
INTO EARLY NEXT WEEK...BRINGING A RETURN OF WARM AND HUMID
CONDITIONS.

&&

.NEAR TERM /TODAY/...

SFC ANLYS SHOWS CD FNT HAS MOVED WELL S INTO N CAROLINA. HIGH PRES
OVR LAKE HURON. LAST VESTIGES OF PCPN IN CENTRAL MD/NRN VA/ERN WV
BUT WEAKENING WHILE TRACKING SE. THE CLD CVR IN ASSO W/ THESE IS
KEEPING OVRNGT FOG AT BAY.

AS DRIER AIR MOVES INTO THE RGN SOME VERY PLSNT WX IS ON TAP AS
SPRING COMES WINDS DOWN. CLRG SKIES...DWPTS IN THE 50S...HIGH
TEMPS IN THE U70S/80S.

&&

.SHORT TERM /TONIGHT THROUGH THURSDAY NIGHT/...

...AND THE FINAL MOMENTS OF SPRING LOOK TO END ON A FINE NOTE IN
THE MID ATLC AS WELL... HIGH PRES OVR THE NERN U.S. TNGT THRU THU
NGT. DWPTS CONT ON THE DRY SIDE. LOWS IN THE 50S BOTH NGTS W OF
I-95...60S IN THE CITIES AND ALONG THE BAY. HIGH TEMPS THU IN THE L80S.

&&

.LONG TERM /FRIDAY THROUGH TUESDAY/...

BROAD UPPER RIDGE OVER THE CENTRAL CONUS BUILDS EWD OVER THE
MID-ATLANTIC STATES ON FRI AND REMAINS OVERHEAD THIS WEEKEND INTO
ERY NEXT WEEK. TEMPS WILL TREND SLIGHTLY WARMER EACH DAY UNDER THE
INFLUENCE OF WEAK RETURN FLOW BUT OPPRESSIVE HEAT NOT EXPECTED TO
DEVELOP. HIGHS IN THE 90S MAY RETURN BY ERY NEXT WEEK.

MOST OF THE AREA WILL BE RAIN FREE THRU THE WEEKEND WITH SUBSIDENCE
INVERSION CAPPING CONVECTION. HOWEVER...A FEW POP UP SHOWERS AND
STORMS ARE POSSIBLE OVER THE MTS DURING THE PEAK HEATING HRS EACH
DAY.

SLIGHTLY HIGHER CHANCES FOR AFTN SHOWERS AND STORMS ERY NEXT WEEK AS
SUBSIDENCE INVERSION WEAKENS AND BOUNDARY LAYER MOISTURE INCREASES.
FOR RIGHT NOW...HAVE CONFINED CHANCE POPS ACROSS THE HIGHER TERRAIN
WITHOUT ORGANIZED FORCING TO MAINTAIN CONVECTION FARTHER EAST TOWARD
THE I-95.

&&

.AVIATION /07Z WEDNESDAY THROUGH SUNDAY/...

SCT SHRA OVR CENTRAL MD/NRN VA ARE ON THE WANE. ALTHO THERE WAS
QUITE A BIT OF RA YDA IT SEEMS THAT THE OVRNGT CLD CVR IS KEEPING
THE PSBLTY OF FOG AT BAY. TDA VFR CONDS WL BE SEEN AT ALL
AIRPORTS. FOG WL BE PSBL TNGT...THEN VFR AGN THU.

MAINLY VFR THRU ERY NEXT WEEK. PATCHY RADIATIONAL FOG MAY REDUCE
VSBYS DURING THE ERY MRNG...ESPECIALLY DURING THE FOG PRONE
TERMINALS SUCH AS MRB/CHO.

&&

.MARINE...

HIGH PRES OVR THE GRT LKS WL TRACK E TOWARDS NEW ENGLAND TDA/TNGT.
ALTHO THE PRES GRAD IS NOT GRT...SUSPECT THAT THE WARM/CHANNELING
DOWN THE CHES BAY COULD BRING GUSTS TO SCA LVLS...WITH THE WATERS
S OF DRUM PT BEING THE MOST LKLY LOCATION. AN SCA HAS BEEN ISSUED
THERE FOR THE AFTN HRS.

NO PROBS XPCTD ON THE WATERS TNGT THRU THU NGT. LGT SLY WINDS THRU
THE WEEKEND WITH HIPRES IN CONTROL.

&&

.LWX WATCHES/WARNINGS/ADVISORIES...
DC...NONE.
MD...NONE.
VA...NONE.
WV...NONE.
MARINE...SMALL CRAFT ADVISORY FROM 11 AM THIS MORNING TO 6 PM EDT THIS
     EVENING FOR ANZ534.

&&

$$
PRODUCTS...WOODY!/JRK