Area Forecast Discussion
Issued by NWS Wakefield, VA

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000 FXUS61 KAKQ 220914 AFDAKQ AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE WAKEFIELD VA 514 AM EDT WED MAY 22 2013 .SYNOPSIS... THE COMBINATION OF HIGH PRESSURE OVER THE ATLANTIC AND SOUTHWEST WINDS WILL CONTINUE TO PULL A WARM AND HUMID AIRMASS INTO THE REGION THROUGH THURSDAY. A COLD FRONT WILL PASS THROUGH THE MID ATLANTIC THURSDAY NIGHT. HIGH PRESSURE RETURNS TO THE AREA FRIDAY INTO THE WEEKEND WITH DRIER CONDITIONS AND COOLER TEMPERATURES EXPECTED. && .NEAR TERM /UNTIL 6 PM THIS EVENING/... THE COMBINATION OF AMPLE LOW LEVEL MOISTURE AND CLEARING HAS RESULTED IN THE DEVELOPMENT OF LOW STRATUS ACROSS PORTIONS OF THE FA AS WELL AS SOME AREAS OF PATCHY FOG. ONCE AGAIN...S-SW WINDS AT OR ABOVE 5 KT WILL PREVENT WIDESPREAD FOG FROM FORMING. TEMPS WILL REMAIN WELL ABOVE NORMAL TONIGHT WITH LOWS STRUGGLING TO DIP BELOW 70. WITH HIGH PRESSURE OVER THE ATLANTIC...SOUTHERLY FLOW WILL CONTINUE WEDNESDAY. WARM AND HUMID CONDITIONS WILL ALSO PERSIST WED AND WITH MARGINAL INSTABILITY ISOLATED SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE IN THE AFTN INTO THE EVENING. NOT EXPECTING WIDESPREAD COVERAGE OF PRECIP DUE TO THE LACK OF ANY FORCING. FOR WED...HIGH TEMPS WILL BE IN THE LOW TO MID 80S WITH INCREASING CLOUDS THROUGH THE AFTN. && .SHORT TERM /6 PM THIS EVENING THROUGH FRIDAY NIGHT/... DEEP LAYER MOISTURE WILL SLOWLY INCREASE WED INTO WED NGT AHEAD OF A LO PRES SYSTM PASSING THRU THE GREAT LAKES REGION. DID INCLUDE A SLGT CHC FOR A SHWR/TSTM WED AFTN/EVENG WITH A WARM AND MOIST AIRMASS IN PLACE...HOWEVER MOST AREAS SHUD REMAIN DRY DUE TO A LACK OF FORCING. OTW...EXPECT A PRTLY CLDY SKY WITH HIGHS IN THE MID 80S. FOR THU...COLD FRNT APPROACHES FROM THE OH VALLEY...AND RAIN LIKELY WITH INCREASING MOISTURE AND S/W ENERGY ALOFT. UP TO A HALF INCH OF PRECIP PSBL WITH THE BEST CHC FOR RAIN IN THE AFTN. HI TEMPS GENRLY IN THE LO 80S. READINGS WILL BE A BIT COOLER NEAR THE COAST. THE RAIN WILL END FROM WEST TO EAST THU NGT/FRI MRNG AS THE COLD FRNT ADVANCES OFF THE COAST. NOT EXPECTING SKIES TO COMPLETELY CLR OUT...WITH MOISTURE STILL IN PLACE ALOFT FOLLOWING THE SFC FROPA. DRIER CONDS EXPECTED BY FRI AFTN AS FLOW BECOMES NWLY FOR THE FIRST TIME IN SEVERAL DAYS...AND TEMPS ONLY REACHING THE MID 70S IN MOST LOCATIONS. && .LONG TERM /SATURDAY THROUGH TUESDAY/... CANADIAN HIGH PRES BUILDS INTO THE AREA FROM THE NW FRI NIGHT. CLRG & COOL WITH DECOUPLING WINDS INLAND. CSTL WNDS STAY MIXED DUE TO LOW PRS SLOWLY PULLING AWAY TO THE NE. LOWS M-U40S FROM I95 ON W... NEAR 50 INVOF CHES BAY AND L-M50S AT THE COAST. SUNNY & PLEASANT SAT WITH H5 RIDGE OVRHD. HIGHS IN THE L-M70S XCPT 60S AT THE BEACHES. PT CLDY SAT NITE AS SOME HIGH LVL MSTR OVRSPRDS RGN. LOWS 50-55. PT SUNNY AND A BIT WRMR SUN. HIGHS M-U70S XCPT 65-70 AT THE BEACHES. TRICKY FCST ERLY NEXT WEEK. MODELS NOW INCRG MSTR DUE TO COMBO OF ONSHORE E-SE FLOW AND WRM FRNT APPRCHG FROM THE SW. APPEARS BEST SPRT FOR POPS WILL BE ACROSS SRN & WRN VA/NRN NC MONDAY & MON NITE. KEPT SLGHT CHC POPS ON TUE FOR NOW GIVEN THE LOW CONFIDENCE THIS FAR OUT. HIGHS MON L-M70S. LOWS 55-60. HIGHS TUE M-U70S. && .AVIATION /09Z WEDNESDAY THROUGH SUNDAY/... EXPECT MVFR/IFR CIGS TO DEVELOP OR OCCUR ACRS THE AREA UNTIL ARND 15Z-16Z THIS MORNG DUE TO MOIST SSW FLO. VFR CONDITIONS THEN EXPECTED THE REMAINDER OF THE DAY WITH ONLY AN ISLTD SHOWER OR TSTM POSSIBLE THIS AFTN/EVENG. OUTLOOK: IFR STRATUS WILL BE POSSIBLE AGAIN THU MORNG. BETTER CHC FOR SHOWERS AND TSTMS THU AFTN AND EVENG...AS A COLD FRONT APPROACHES FM THE W. FRONT PUSHES OFF THE CST DURING FRI...WITH LAGGING UPR TROF NOT MOVNG OFFSHR UNTIL LATE FRI NGT. SO...THERE COULD BE LINGERING LWR CIGS AND VSBYS FM SCTD PCPN RIGHT THRU FRI NGT. VFR CONDITIONS RETURN FOR SAT AND SUN...AS HI PRES BLDS INTO AND OVR THE REGION. && .MARINE...
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HAVE ISSUED A SCA FOR THE THREE NRN CSTL WTRS FM THIS EVENG THRU THU EVENG. S WINDS 15 TO 20 KT WITH POSSIBLE GUSTS TO 25 KT DURING THIS TIME PERIOD WILL INCREASE SEAS TO 5 TO 6 FT. OTHERWISE...WINDS /WAVES/SEAS WILL REMAIN JUST BELOW SCA CRITERIA OVR THE REMAINDER OF THE WTRS. COLD FRNT WILL THEN CROSS THE WTRS LATE THU NGT INTO FRI AFTN. STRONG NW OR N WINDS OF 15 TO 20 KT AND GUSTY (LIKELY SCA CONDITIONS) WILL OCCUR BEHIND THE FRONT AND ASSOC LAGGING UPR TROF FRI AFTN INTO SAT. HI PRES WILL BLD IN FM THE NW FRI NGT THRU SAT.
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&& .AKQ WATCHES/WARNINGS/ADVISORIES... MD...NONE. NC...NONE. VA...NONE. MARINE...SMALL CRAFT ADVISORY FROM 8 PM THIS EVENING TO MIDNIGHT EDT THURSDAY NIGHT FOR ANZ650-652-654. && $$ SYNOPSIS...BMD NEAR TERM...BMD/DAP SHORT TERM...MAS LONG TERM...MPR AVIATION...TMG MARINE...TMG

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