Area Forecast Discussion
Issued by NWS Sterling, VA

Current Version | Previous Version | Graphics & Text | Print | Product List | Glossary Off
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
-- Remove Highlighting --
-- Discussion containing changed information from previous version are highlighted. --
000 FXUS61 KLWX 261343 AFDLWX AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 943 AM EDT WED AUG 26 2015 .SYNOPSIS... HIGH PRESSURE WILL BUILD OVERHEAD THROUGH THURSDAY. A WARM FRONT WILL PASS THROUGH THE AREA FRIDAY INTO SATURDAY. HIGH PRESSURE OVER THE ATLANTIC WILL CONTROL THE WEATHER PATTERN DURING THE EARLY AND MIDDLE PORTION OF NEXT WEEK. && .NEAR TERM /THROUGH TONIGHT/...
-- Changed Discussion --
HIGH PRESSURE WILL BUILD INTO THE MIDDLE ATLANTIC REGION AND PROVIDE DRY AND PLEASANT CONDITIONS ACROSS THE REGION. AFTERNOON HIGH TEMPERATURES WILL LIKELY REACH THE UPPER 70S WEST AND LOWER 80S EAST OF THE BLUE RIDGE. MIDLEVEL CLOUDS HAVE BEEN MORE PERSISTENT THAN ANTICIPATED BUT SHOULD GRADUALLY THIN AS THE DAY GOES BY. PRIMARILY AT INLAND VIRGINIA LOCALES WHERE IT CLEARS OUT AND REMAINS CLEAR TONIGHT...PATCHY FOG IS POSSIBLE. LOWS WILL FALL BACK INTO THE 50S WEST WITH 60S EAST OF THE BLUE RIDGE.
-- End Changed Discussion --
&& .SHORT TERM /THURSDAY THROUGH THURSDAY NIGHT/... HIGH PRESSURE WILL CONTINUE ON THURSDAY WITH AFTERNOON HIGH TEMPERATURES ONCE AGAIN REACHING THE UPPER 70S WEST AND LOWER 80S EAST OF THE BLUE RIDGE. SURFACE HIGH PRESSURE WILL REMAIN OVER THE REGION THURSDAY NIGHT...ALLOWING FOR DRY AND COOL CONDITIONS. A BOUNDARY WILL REMAIN TO OUR SOUTH DURING THIS TIME...BUT WARM AND MOIST AIR WILL BEGIN TO OVERRUN THE BOUNDARY...CAUSING MORE CLOUD COVER. && .LONG TERM /FRIDAY THROUGH TUESDAY/... HIGH PRESSURE WILL MOVE OUT INTO THE ATLANTIC OCEAN FRIDAY AND IT WILL REMAIN OVER THE ATLANTIC THROUGH TUESDAY. A WARM FRONT WILL PASS THROUGH THE AREA FRIDAY INTO SATURDAY...AND A SOUTHERLY FLOW BEHIND THE BOUNDARY WILL USHER IN WARM AND HUMID CONDITIONS. THE INCREASED HEAT AND HUMIDITY MAY LEAD TO A FEW POPUP THUNDERSTORMS...MAINLY DURING THE AFTERNOON AND EVENING HOURS EACH DAY. && .AVIATION /14Z WEDNESDAY THROUGH SUNDAY/... VFR CONDITIONS WILL CONTINUE AT ALL TERMINAL SITES THROUGH THURSDAY. LIGHT NW WINDS WILL PERSIST TODAY...SHIFTING TO NORTHERLY ON THURSDAY. VFR CONDITIONS ARE EXPECTED THROUGH FRIDAY. A FEW POPUP THUNDERSTORMS ARE POSSIBLE DURING THE AFTERNOON/EVENING HOURS SATURDAY AND SUNDAY...BUT COVERAGE WILL REMAIN ISOLATED TO WIDELY SCATTERED. && .MARINE...
-- Changed Discussion --
OCCASIONAL SCA CONDITIONS EXPECTED THIS MORNING...TAPERING OFF BY 15Z. HIGH PRESSURE WILL BUILD OVER THE WATERS REMAINDER OF TODAY THROUGH THURSDAY AND WINDS ARE EXPECTED TO REMAIN BELOW CRITERIA DURING THIS TIME. HIGH PRESSURE OVERHEAD THURSDAY NIGHT WILL MOVE OFFSHORE FRIDAY. A SOUTHERLY FLOW WILL DEVELOP FRIDAY AND REMAIN IN PLACE THROUGH EARLY NEXT WEEK. A FEW POPUP THUNDERSTORMS ARE POSSIBLE DURING THE AFTERNOON AND EVENING HOURS SATURDAY THROUGH MONDAY...BUT COVERAGE WILL REMAIN ISOLATED TO WIDELY SCATTERED.
-- End Changed Discussion --
&& .LWX WATCHES/WARNINGS/ADVISORIES...
-- Changed Discussion --
DC...NONE. MD...NONE. VA...NONE. WV...NONE. MARINE...SMALL CRAFT ADVISORY UNTIL 11 AM EDT THIS MORNING FOR ANZ533- 534-537-541>543.
-- End Changed Discussion --
&& $$ SYNOPSIS...BJL NEAR TERM...KRW/RCM SHORT TERM...BJL/KRW LONG TERM...BJL AVIATION...BJL/KRW/RCM MARINE...BJL/KRW/RCM

USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.