Area Forecast Discussion
Issued by NWS Mt. Holly, NJ

Current Version | Previous Version | Text Only | 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 KPHI 271342 AFDPHI Area Forecast Discussion National Weather Service Mount Holly NJ 942 AM EDT Tue Oct 27 2020 .SYNOPSIS... A weak front will continue to cross the area this morning before moving to the south and weakening. Weak high pressure will build over the area later today and remain into Wednesday. Low pressure and the remnants of tropical system Zeta will move across our area Thursday and Friday. High pressure will move in for Saturday. Another front may affect the area Sunday. && .NEAR TERM /UNTIL 6 PM THIS EVENING/... A few light showers associated with the cold front moving through the region, will gradually push towards the coast through this morning. That front will move offshore prior to lunchtime. The front then remains stationary south of the region. Behind the front, some drier air builds into the region. Skies remain fairly cloudy for much of the day with occasional breaks of sunshine through this afternoon. Surface dew points will drop from the 50s/low 60s into the 40s by this afternoon. The front begins to lift back north late in the day, and some strong mid-level shortwave energy will pass through the southern Poconos and far northwest New Jersey late. Will carry slight chance PoPs for the northern half of the forecast area late in the day. Highs will top off in the 50s along and north of the Fall Line, and in the low to mid 60s across southern New Jersey, the Delaware Valley, and Delmarva. Only minor adjustments to the forecast to better reflect current observations and trends. && .SHORT TERM /6 PM THIS EVENING THROUGH 6 AM WEDNESDAY/... The front continues to lift north as a warm front tonight. Shortwaves pass through the region as well. Will keep slight chance PoPs in the forecast through the overnight. && .LONG TERM /WEDNESDAY THROUGH MONDAY/... Wednesday/Wednesday evening...Fair much of the time, but increasing clouds Wed evening. Rain may move into srn parts of the forecast area late if model trends for a quicker arrival of the rains continue. Temperatures close to normal. Wed late-night/Thu and Thu night...Rain and gusty winds with the front and remnants of Zeta moving across the area. Rain could be moderate to heavy at times with total rain of 1.5 to 2.5 inches possible. Cool. Rain may mix with a little snow across the southern Poconos around dawn Fri. Limited confid in this attm. Fri/Sat...Precip ends Fri from SW to NE with cold and breezy conditions the rest of the day. Fair weather Sat. Sun/Mon...Mostly fair weather expected. A couple showers for the far northern areas possible Sun. Cold. && .AVIATION /14Z TUESDAY THROUGH SATURDAY/... The following discussion is for KPHL, KPNE, KTTN, KABE, KRDG, KILG, KMIV, KACY and surrounding areas. Today...Mainly VFR conditions expected. A few lingering MVFR ceilings at KACY should clear between 15Z-17Z. Light N to NW winds. High confidence. Tonight...Generally VFR, but sub-VFR conditions possible in -SHRA. LGT/VRB winds. High confidence on winds, low confidence on timing of potential sub-VFR conditions. Outlook... Wed...VFR expected. Wed night...VFR early then increasing clouds. Rain and lower conditions across Delmarva and SE PA/Srn NJ towards dawn. Thu thru Fri night...MVFR with IFR at times. Gusty winds. Rain and fog much of the time. LLWS possible. Sat...VFR expected with gusty winds. && .MARINE... Winds and seas remain below Small Craft Advisory criteria today and tonight. Outlook... Wednesday thru Thursday...sub-SCA expected. Rain arrives late Wed night/Thu morning. Thu night thru Fri night...SCA expected. Gale gusts possible. Rain. Sat/Sat night...SCA seas. Fair weather with choppy seas. && .PHI WATCHES/WARNINGS/ADVISORIES... PA...None. NJ...None. DE...None. MD...None. MARINE...None. && $$ Synopsis...O`Hara Near Term...Meola/MPS Short Term...MPS Long Term...O`Hara Aviation...Meola/MPS/O`Hara Marine...MPS/O`Hara

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