Area Forecast Discussion
Issued by NWS

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 KPBZ 152307 AAA AFDPBZ AREA FORECAST DISCUSSION...UPDATED NATIONAL WEATHER SERVICE PITTSBURGH PA 707 PM EDT MON SEP 15 2014 .SYNOPSIS... SHOWERS WILL ACCOMPANY A COLD FRONT TONIGHT. GENERALLY DRY AND COOL CONDITIONS ARE EXPECTED THROUGH THE WEEK. && .NEAR TERM /THROUGH TUESDAY/... CLOUD COVERAGE WILL INCREASE QUICKLY THIS EVENING AHEAD OF AN APPROACHING COLD FRONT...WITH SHOWERS SPREADING ACROSS THE REGION LATE EVENING. THE COLD FRONT WILL CLEAR THE RIDGES WELL BEFORE DAYBREAK...WITH A FEW LEFTOVER SHOWERS EARLY TUESDAY MORNING IN COLD ADVECTION. HIGHEST POPS TONIGHT ACROSS THE I-80 CORRIDOR CLOSER TO BETTER UPPER LEVEL SUPPORT...CHANCE POPS EARLY TUESDAY ENDING LATE MORNING AS DEEPER DRYING MOVES IN. TEMPS A CLOSE BLEND OF MODEL MOS. && .SHORT TERM /TUESDAY NIGHT THROUGH THURSDAY NIGHT/... GENLY ZONAL TO WNWLY H5 FLOW XPCD MID-WEEK WITH SFC HIPRES XPCD TO PROMOTE MODEST DRYING OF LOW-LVL AMS. SHRTWV TROF WILL CROSS THE RGN WED NGT-THU AND MAY INVIGORATE A FEW SHWRS MAINLY IN NRN ZONES THU MRNG. SUBSIDENCE AND RENEWED DRYING WILL FOSTER A LACK OF PCPN CHCS BY LATE THU AFTN AS HIPRES BUILDS AT THE SFC ONCE AGAIN. TEMPS WILL BE RELATIVELY CONSISTENT DURG THIS PD. MAXIMA WILL BE IN THE 60S...AND MINIMA WILL BE IN THE 40S. && .LONG TERM /FRIDAY THROUGH MONDAY/... DESPITE BROAD UPPER TROF IN PLACE AT THE BEGINNING OF THE EXTENDED PERIOD...A SFC HIGH WILL KEEP POPS OUT OF THE FORECAST THROUGH THE EARLY PART OF NEXT WEEKEND. HIGH PRESSURE SLOWLY OOZES EAST THROUGH SAT WITH A FRONT MOVING IN BY SUN EVENING. STRONG AGREEMENT ACROSS GFS/ECMWF WITH REGARDS TO THE EARLY EVOLUTION AND STRUCTURE OF THE FRONT...BUT GFS IS TRENDING A BIT SLOWER ATTM. WILL CARRY CHC POPS ALONG THE FRONT WITH A GENERAL BLEND FOR TIMING PURPOSES. TAX && .AVIATION /23Z MONDAY THROUGH SATURDAY/...
-- Changed Discussion --
VFR CONDITIONS FOR THE REMAINDER OF THE EVENING. DETERIORATING CONDITIONS WITH A PERIOD OF SHOWERS OVERNIGHT...ACCOMPANIED BY MVFR STRATUS. STRATUS WILL HANG ON FOR A FEW HOURS BEHIND THE FRONT TUESDAY MORNING. DEEPER MOISTURE LOOKS TO ALLOW FOR IFR AT KFKL AND KDUJ LATE TONIGHT/TUESDAY MORNING. WINDS WILL BECOME NORTHWEST OVERNIGHT UNDER 10 KTS. OUTLOOK...TUESDAY NIGHT THROUGH SATURDAY... VFR CONDITIONS EXPECTED IN GENL WITH PSBLTY OF RESTRICTIONS TUE NGT OWING TO VLLY FOG.
-- End Changed Discussion --
&& .PBZ WATCHES/WARNINGS/ADVISORIES... MD...NONE. OH...NONE. PA...NONE. WV...NONE. && $$

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