Area Forecast Discussion
Issued by NWS Sterling, VA

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000 FXUS61 KLWX 260940 AFDLWX AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 540 AM EDT FRI SEP 26 2014 .SYNOPSIS...
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HIGH PRESSURE CENTERED OVER THE EASTERN GREAT LAKES WILL PERSIST THROUGH SATURDAY BEFORE DRIFTING EAST TO NEW ENGLAND FOR SUNDAY. A COLD FRONT IS EXPECTED TO SLIDE INTO THE MID-ATLANTIC FROM THE NORTH EARLY IN THE NEW WEEK. HIGH PRESSURE OVER NORTHERN NEW ENGLAND IS EXPECTED TO WEDGE DOWN THE EASTERN SEABOARD DURING MID TO LATE WEEK.
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&& .NEAR TERM /UNTIL 6 PM THIS EVENING/...
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DENSE FOG ADVSIORY FOR NORTHERN PORTIONS OF THE CWA UNTIL 9AM. SEVERAL OBS HAVE COME IN AT A QUARTER MILE. TRAFFIC CAMERAS INDICATE THE FOG IS SCATTERED IN NATURE. LOW PRESSURE IS WELL EAST OF THE JERSEY SHORE AND 1027MB SFC HIGH IS OVER THE EASTERN GREAT LAKES. CLOUDS HAVE CLEARED NORTH TO SOUTH WITH THE NORTHEASTERN HALF OF THE CWA SCATTERED OUT. CLEAR AND CALM PLACES CAN EXPECT FOG WITH WET SOIL FROM RECENT RAIN. LIGHT NLY FLOW MAY MIX DOWN ON OCCASION...BUT A DENSE FOG ADVISORY MAY STILL BE NECESSARY (BEGINNING BEFORE DAYBREAK).
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&& .SHORT TERM /6 PM THIS EVENING THROUGH 6 PM SATURDAY/... THE HIGH WILL REMAIN CENTERED OVER SRN ONTARIO THROUGH SATURDAY WITH NORTHERLY FLOW PERSISTING. THE HIGH DRIFTS EAST TO NEW ENGLAND FOR SUNDAY...VEERING THE WIND TO AN ONSHORE FLOW. QUIET WEATHER THROUGH THIS TIME. LOW CLOUDS SLOWLY ERODE TODAY. NELY FLOW SATURDAY IS ACTUALLY WARM AIR ADVECTION FROM CONTINENTAL AIR WRAPPING AROUND THE GREAT LAKES HIGH. MAX/MINS ABOVE NORMAL THROUGH THIS WEEKEND AS THE CONTINENTAL AIR PERSISTS. && .LONG TERM /SATURDAY NIGHT THROUGH THURSDAY/... NO BIG SYSTEMS FORESEEN IN THE XTND... THE 2ND HALF OF THE WKND CONTS TO LOOK GOOD W/ HIGH PRES OVR THE AREA SAT NGT AND SUN. LOWS IN THE 50S...HIGHS IN THE U70S/L80S. AS WE MOVE INTO THE NEW WK...THE MDLS ARE A LTL NEBULOUS IN THEIR DEPICTION OF THE WX. A CD FNT SHOULD BE LYING IN AN E-W ALIGNMENT IN EITHER SRN CANADA OR ACROSS NRN NEW ENGLAND..AND THERE COULD BE AN UPR LVL SHORT WV IN A WEAK SRN STREAM TRACKING NE FM THE GULF STATES. THISWL LEAD TO INCRSG CLDS AND A CHC OF RW ACROSS THE AREA BY EITHER MON NGT OR TUE. THE 2ND HALF OF NEXT WK MAY TURN OUT TO BE ON THE CLDY SIDE. HIGH PRES MAY BECOME ESTABISHED OVR NRN NEW ENGLAND AND WEDGE DOWN THE ERN SEABOARD. THIS COULD RESULT IN A PD OF CAD CONDS...BUT IT IS HARD TO PROJECT THAT W/ CONFIDENCE SO MANY DAYS IN ADVNC. HIGHS IN THE MU70S FOR THE 2ND HALF OF NEXT WK. && .AVIATION /10Z FRIDAY THROUGH TUESDAY/... LOCALIZED FOG MAINLY PIEDMONT AND WEST THROUGH DAYBREAK. HIGH PRESSURE/VFR PREVAILS THROUGH MONDAY. LIGHT NLY FLOW TODAY THROUGH SATURDAY BECOMES ONSHORE SUNDAY INTO MONDAY. VFR CONDS SUNDAY. INCRSG CLDS XPCTD MON BUT ATM XPCT CIGS TO RMN AT VFR LVLS. && .MARINE... HIGH PRESSURE LINGERS OVER THE NRN MID-ATLANTIC FRIDAY NIGHT THROUGH SATURDAY...THEN PERSISTS OVER NEW ENGLAND INTO MONDAY. LIGHT NLY FLOW FRIDAY NIGHT/SATURDAY BECOMES ONSHORE SUNDAY INTO MONDAY. WINDS XPCTD TO RMN BLO SCA VALUES SUN AND DURG THE 1ST PART OF THE NEW WK. && .LWX WATCHES/WARNINGS/ADVISORIES...
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DC...NONE. MD...DENSE FOG ADVISORY UNTIL 9 AM EDT THIS MORNING FOR MDZ003>007. VA...DENSE FOG ADVISORY UNTIL 9 AM EDT THIS MORNING FOR VAZ028-030- 031-042. WV...DENSE FOG ADVISORY UNTIL 9 AM EDT THIS MORNING FOR WVZ052-053. MARINE...SMALL CRAFT ADVISORY UNTIL 6 AM EDT EARLY THIS MORNING FOR ANZ532-540-541. SMALL CRAFT ADVISORY UNTIL 10 AM EDT THIS MORNING FOR ANZ533- 534-537-543.
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&& $$ UPDATE...JAKSON PREVIOUS...WOODY!/JACKSON@@

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