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
-- Highlight Changed Discussion --
-- Discussion containing changed information from previous version are highlighted. --
000 FXUS61 KPBZ 221945 AFDPBZ AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PITTSBURGH PA 245 PM EST SAT NOV 22 2014 .SYNOPSIS...
-- Changed Discussion --
SEVERAL WEAK DISTURBANCES WILL CROSS THE REGION THIS WEEKEND. LOW PRESSURE WILL BRING WIDESPREAD RAIN SUNDAY NIGHT.
-- End Changed Discussion --
&& .NEAR TERM /UNTIL 6 AM SUNDAY MORNING/...
-- Changed Discussion --
JUST A FEW SHWRS WL CONT INTO THIS EVE AS A SHRTWV EXITS. ANOTHER WK WAVE IS PROGGED TO ADVN ACRS THE RGN TNGT. MAINTAINED SLGT OR CHC POPS GENLY FM PIT N WHERE SLGTLY MORE MSTR IS PROGGED OVRNGT. IT WL BE MUCH WARMER TNGT WITH LOWS SVRL DEG ABV AVG.
-- End Changed Discussion --
&& .SHORT TERM /6 AM SUNDAY MORNING THROUGH TUESDAY/...
-- Changed Discussion --
A BROAD UPR TROF WL CONT TO DVLP AND ADVN ACRS THE CNTRL CONUS THRU THE WKEND. A SHRTWV IS PROGGED TO ROUND THE BASE OF THE TROF AND ADVN ACRS THE OH VLY AND GT LKS RGN SUN NGT. WITH SUFFICIENT DEEP MOISTURE...LLVL JET AND UPR SPPRT MAINTAINED CATEGORICAL RAIN CHCS WITH IT/S PASSAGE. THE MAIN UPR TROF IS EXPD TO SLOWLY ADVN INTO THE GT LKS TO MS VLY RGN BY ERLY NXT WK. ANOTHER SHRTWV AND ASSOCIATED CDFNT IS PROGGED FOR A MON PASSAGE. MSTR IS EXPD TO BE LTD WITH FROPA SO MAINTAINED CHC POPS WITH THIS FEATURE. IN ADDITION...GUSTY WNDS ARE EXPD MON AS THE PRES GRADIENT TIGHTENS ARND A DEEPENING UPR GT LKS SFC LOW. COLD ADVCTN IS EXPD MON NGT INTO TUE UNDER THE BROAD UPR TROF. BNDRY LYR FLOW IS PROGGED TO RMN SW SO NO LK CONNECTION IS EXPD. ENOUGH LLVL MOISTURE MAY ALLOW FOR A FEW SNW SHWRS IN THE RIDGES BUT WITH MOISTURE DEPTH LTD ONLY INCLUDED SLGT CHC POPS. AFT WELL ABV AVG TEMPS ERLY IN THE PD...EXP READINGS BLO SEASONAL LVLS AGAIN BY TUE.
-- End Changed Discussion --
&& .LONG TERM /TUESDAY NIGHT THROUGH SATURDAY/...
-- Changed Discussion --
BELOW AVERAGE TEMPERATURES WILL REMAIN THROUGH THE WEEK AS THE EASTERN STATES SIT UNDER A BROAD LONGWAVE TROUGH THROUGH THE PERIOD. A STRONGER SHORTWAVE WILL BRING THE CHANCE FOR SNOW SHOWERS THURSDAY...FOLLOWED BY A REINFORCING SHOT OF COLD AIR INTO THE WEEKEND.
-- End Changed Discussion --
&& .AVIATION /20Z SATURDAY THROUGH THURSDAY/...
-- Changed Discussion --
IFR AT KDUJ WILL IMPROVE AFTER 19Z AS SHORTWAVE EXITS AND RAIN DIMINISHES. ELSEWHERE IMPROVEMENT TO VFR THROUGH THE AFTERNOON AND WILL CONTINUE INTO SUNDAY. SOUTHWEST WINDS MAINLY UNDER 10 KTS. OUTLOOK.../SUNDAY NIGHT THROUGH THURSDAY/... POSSIBLE MVFR TO IFR CONDITIONS SUNDAY NIGHT INTO MONDAY AS THE NEXT STORM MOVES THROUGH. POSSIBLE RESTRICTIONS THURSDAY IN SNOW SHOWERS.
-- End Changed Discussion --
&& .PBZ WATCHES/WARNINGS/ADVISORIES... MD...NONE. OH...NONE. PA...NONE. WV...NONE. && $$ 07/10

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