Area Forecast Discussion
Issued by NWS Sterling, VA

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000
FXUS61 KLWX 010756
AFDLWX

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
356 AM EDT WED APR 1 2015

.SYNOPSIS...

HIGH PRESSURE WILL BUILD OVERHEAD TODAY BEFORE MOVING OFF THE
COAST TONIGHT AND THURSDAY. A WARM FRONT WILL SETUP OVER THE
NORTHERN MID-ATLANTIC THURSDAY NIGHT AND FRIDAY. A COLD FRONT
WILL MOVE THROUGH THE REGION FRIDAY NIGHT. HIGH PRESSURE WILL
RETURN FOR SUNDAY.

&&

.NEAR TERM /TODAY/...

AS OF 07Z...1019MB SFC HIGH IS OVER SRN OHIO. THIS HIGH WILL SLOWLY
STRENGTHEN AS IT SHIFTS EAST OVERHEAD THROUGH MIDDAY TODAY. NLY/NWLY
FLOW WILL EASE THROUGH THE MORNING HOURS...BECOMING LIGHT AND
VARIABLE THIS AFTERNOON. THE HIGH SHIFTS OFFSHORE THIS EVENING...
BECOMING A BERMUDA HIGH THURSDAY. UPR RIDGE AXIS SHIFTS EAST ACROSS
THE MID-ATLANTIC LATE TONIGHT THROUGH THURSDAY MORNING. RETURN FLOW
TONIGHT AND THURSDAY SLOWLY RETURNS MOISTURE TO THE AREA. PVA AHEAD
OF THE NEXT TROUGH ALLOWS CHANCE POPS FOR THE ALLEGHENY
HIGHLANDS LATE THURSDAY.

MAX TEMPS GENERALLY MID TO UPR 50S TODAY WITH LOW 60S AROUND KCHO
WHERE MORE MIXING IS EXPECTED AS THE HIGH PASSES.

&&

.SHORT TERM /TONIGHT THROUGH THURSDAY/...

MIN TEMPS MID TO UPR 30S TONIGHT AS LIGHT RETURN FLOW LIMITS
IDEAL RADIATIONAL COOLING UNDER CLEAR SKIES.

THURSDAY IS WARM AND DRY WITH SWLY FLOW INCREASING AROUND THE
DEVELOPING BERMUDA HIGH. FIRE WX THREAT AGAIN THAT DAY (SEE FIRE
WEATHER SECTION BELOW). CONTINUED GOING ABOVE GUIDANCE FOR MAX TEMPS
WITH LOW TO MID 70S WEST AND SOUTH FROM DC WITH MID TO UPR 60S FOR
CNTRL MD/BALTIMORE.

&&

.LONG TERM /THURSDAY NIGHT THROUGH TUESDAY/...

THU NGT A COLD FNT WL STRETCH FM NY STATE ACROSS OH TO MO. IN THE
MID ATLC THIS WL LEAD TO A WARM NGT W/ LOWS IN THE 50S W/ CHC POPS
ACROSS THE WRN PART OF THE FCST AREA. IT APPEARS THAT LOW PRES WL
DVLP ALONG THE FNT OVR KY FRI. THIS WL KEEP THE FNT FM PUSHING
THRU THE AREA...AND WHILE IT WL BE M CLDY FRI IT WL ALSO BE WARM
W/ MUCH OF THE AREA XPCTD TO CLIMB INTO THE 70S DURG THE AFTN.

THE FNT IS XPCTD TO FINALLY MOVE THRU THE AREA FRI NGT. HV INCRSD
POPS TO 70 FRI AFTN/NGT. ISOLD THUNDER WL ALSO BE PSBL.

HIGH PRES WL BUILD BACK INTO THE AREA SAT. XPCT A BRZY/M SUNNY
DAY W/ HIGHS BACK INTO THE 50S.

HIGH PRES SETTLES OVR THE AREA SUN. LGTR WINDS W/ AFTN TEMPS
CLIMBING BACK INTO THE 60S.

NEXT CHC OF RA LOOKS TO BE TUE/WED.

&&

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

HIGH PRESSURE BUILDS THROUGH MIDDAY TODAY BEFORE DRIFTING OFFSHORE
THIS  EVENING AND BECOMES A BERMUDA HIGH THURSDAY. NWLY FLOW EASES
THROUGH THE MORNING...LIGHT AND VARIABLE THIS AFTERNOON BEFORE
BECOMING SLY THIS EVENING THROUGH THURSDAY. POSSIBLE SWLY GUSTS TO
20 KT THURSDAY.

THE NEXT CHC FOR SUB VFR CONDS LOOKS TO BE LATE FRI/FRI NGT W/ A
CD FNTL PASSAGE. RW/ISOLD TSTMS PSBL. HIGH PRES RETURNS FOR SAT.
GUSTY WNW WINDS XPCTD. XCLNT FLYING CONDS XPCTD SUNDAY.

&&

.MARINE...

SCA FOR MOST WATERS UNTIL NOON AS HIGH PRESSURE BUILDS OVERHEAD.
LIGHT AND VARIABLE FLOW THIS AFTERNOON BEFORE BECOMING SLY TONIGHT.
WINDS INCREASE THURSDAY WITH AN SCA STARTING LATE THURSDAY MORNING
CONTINUING THROUGH THE AFTERNOON.

RW/ISOLD TSTMS PSBL ON THE WATERS LATE FRI/FRI NGT. HIGH PRES BLDG
BACK INTO THE SAT WL LKLY LEAD TO THE ISSUANCE OF AN SCA. NO PROBS
XPCTD SUNDAY.

&&

.FIRE WEATHER...

SLY/SWLY FLOW AROUND DEVELOPING BERMUDA HIGH BECOMES GUSTY THURSDAY
WITH HIGH TEMPERATURES INTO THE 70S FOR MOST OF THE AREA. GREATEST
FIRE THREAT IS IN CENTRAL VIRGINIA WHERE WINDS AND HIGHEST
TEMPERATURES MIX.

SAT LOOKS TO BE A BRZY/PSBLY WINDY DAY. DEPENDING UPON HOW MUCH
RAIN FALLS FRI NGT WL DETERMINE HOW MUCH OF A FIRE THREAT EXISTS
SAT.


&&

.LWX WATCHES/WARNINGS/ADVISORIES...
DC...NONE.
MD...NONE.
VA...NONE.
WV...NONE.
MARINE...SMALL CRAFT ADVISORY UNTIL NOON EDT TODAY FOR ANZ531>534-537-
     539>543.
     SMALL CRAFT ADVISORY UNTIL 4 AM EDT EARLY THIS MORNING FOR
     ANZ530-535-536-538.

&&

$$
PRODUCTS...BAJ/WOODY!


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