Area Forecast Discussion
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757 FXUS61 KPBZ 240545 AFDPBZ Area Forecast Discussion National Weather Service Pittsburgh PA 1245 AM EST Tue Jan 24 2017 .SYNOPSIS... Rain and snow is expected overnight with significant accumulations limited to higher elevations. Relatively mild temperatures will continue until a cold front crosses Wednesday night. && .NEAR TERM /THROUGH TODAY/... Update to adjust PoPs across the northeast as a spoke of precipitation rotates around the departing low. Upped snow accumulations slightly here as well. Patchy drizzle was also added to most areas...with a few areas of freezing drizzle possible in the highest elevations. Steady or slightly rising temperatures are still forecast as well. && .SHORT TERM /TONIGHT THROUGH THURSDAY NIGHT/... Relatively mild into Wednesday ahead of an approaching cold front for Wednesday night into Thursday. Above average temperatures will continue into Wednesday night, before colder temperatures work across the region Thursday. Mainly chance POPs for rain showers Wednesday into Wednesday night, mixing with and changing to snow showers Thursday, as temperatures fall toward the seasonal norms. && .LONG TERM /FRIDAY THROUGH MONDAY/... Several hard to time impulses passing through the mean northwest flow will result in periodic snow chances, with possible accumulation for the weekend with colder flow over the lakes. Temperatures will average near 5 degrees below the seasonal norm. && .AVIATION /06Z TUESDAY THROUGH SATURDAY/... Conditions are highly variable at present. VFR conditions are present from PIT on southwest, with IFR/LIFR noted to the east. Expect most terminals to settle back towards MVFR/IFR with time in the wraparound moisture, with continuing pockets of LIFR in drizzle and snow. Precipitation coverage will taper with time, with some rain and snow showers continuing along the ridges into midday. Ceilings may lift to MVFR for a time before sinking back towards IFR after sunset. North to northwest winds should remain mostly 10 knots or less. .OUTLOOK... Periodic restrictions are expected late Wed through Sat with a crossing cold front and subsequent upper troughing. && .PBZ WATCHES/WARNINGS/ADVISORIES... MD...None. OH...None. PA...None. WV...None. && $$ is the U.S. government's official web portal to all federal, state and local government web resources and services.