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. --
778 FXUS61 KPBZ 030845 AFDPBZ AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PITTSBURGH PA 345 AM EST WED FEB 3 2016 .SYNOPSIS... RAIN WILL RUSH EASTWARD THIS MORNING...EXITING THE RIDGES EARLY IN THE AFTERNOON. COLDER AIR WILL SETTLE IN FOR THE REST OF THE WEEK. && .NEAR TERM /UNTIL 6 PM THIS EVENING/... RAIN WILL QUICKLY MOVE EASTWARD THIS MORNING AND SHOULD CLEAR THE SOUTHEASTERN RIDGES THIS AFTERNOON. ONCE THE RAIN EXITS...EXPECT THE REST OF THE DAY TO BE DRY WITH A SLOW DECREASE IN CLOUD COVER. HIGHS WILL AGAIN BE ABOVE NORMAL. && .SHORT TERM /6 PM THIS EVENING THROUGH FRIDAY/... COLD AIR ADVECTION WILL BEGIN IN ERNEST TONIGHT AND CONTINUE THROUGH THURSDAY MORNING. EXPECT LARGE STRATOCU DECK TO ACCOMPANY THE COLDER AIR AND SCATTERED SNOW SHOWERS MAINLY OVER THE NORTH AND RIDGES. THE SHORTWAVE...PUSHING THE COLD AIR EASTWARD...WILL SHEAR TOWARD THE NORTH AND WINDS WILL TAKE MOST OF THE NIGHT TO SWING AROUND TO THE WEST-NORTHWEST. ANY SNOWFALL WILL BE LIGHT WITH LITTLE TO NO ACCUMULATION IS EXPECTED. AFTER SCATTERED SNOW SHOWERS THURSDAY MORNING...EXPECT THE REST OF THE DAY TO BE DRY AS COLD AIR ADVECTION PAUSES AND THE FLOW ALOFT WEAKENS. MAIN TROUGH AXIS WILL SWING THROUGH THURSDAY NIGHT...PROVIDING ANOTHER SHOT OF COLDER AIR. FLOW ALOFT WILL TEMPORARILY INCREASE WITH THE PASSAGE OF THE SYSTEM...BUT DO NOT EXPECT MUCH IN THE WAY OF SNOW SHOWER ACTIVITY. CURRENT MODEL SOUNDINGS ARE SHOWING RATHER LOW INVERSION HEIGHTS...BELOW THE DENDRITIC SNOW GROWTH ZONE...AND ALSO A DRY AIRMASS BUILDING IN NEAR THE SURFACE. FOR NOW WILL LEAVE POPS OUT. MORE SEASONABLE TEMPERATURES THURSDAY AND FRIDAY. && .LONG TERM /FRIDAY NIGHT THROUGH TUESDAY/... FOR THE MOST PART...THE WEEKEND LOOKS QUIET WITH SEASONABLE TEMPERATURES. MODEL SOLUTIONS BECOME RATHER MUDDLED EARLY NEXT WEEK AS LARGE TROUGH BUILDS OVER THE EASTERN CONUS. THE LONG TERM WAS CREATED USING THE SUPERBLEND. && .AVIATION /09Z WEDNESDAY THROUGH SUNDAY/... VFR CIGS IN LIGHT RAIN SHOWERS UNTIL AN APPROACHING STRONG LOW PRESSURE SYSTEM PUSHES A COLD FRONT TO KZZV TOWARD 09Z AND THROUGH KPIT TOWARD 12Z. WHILE SOME MVFR SHOWERS EXPECTED...WINDS WILL BE MAIN FACTOR WITH SOUTH TO SOUTHEAST WINDS GUSTING TO 25KTS...WITH LOW LEVEL JET EXPECTED TO PRODUCE LLWS UNTIL AFTER FROPA. .OUTLOOK.../WEDNESDAY NIGHT THROUGH SUNDAY/... RESTRICTIONS ARE POSSIBLE WITH SCATTERED SHOWERS THURSDAY. && .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.