Area Forecast Discussion
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000 FXUS61 KPBZ 281617 AFDPBZ Area Forecast Discussion National Weather Service Pittsburgh PA 1217 PM EDT Tue Mar 28 2017 .SYNOPSIS... Showers will plague the Upper Ohio Region this afternoon with crossing low pressure. && .NEAR TERM /UNTIL 6 PM THIS EVENING/... Low pressure system has moved east into central Pennsylvania. Although widespread precipitation has pushed east of the region, a small area of showers continues to track east across the forecast area. Temperatures should remain nearly steady through the rest of the afternoon with widespread cloud cover. && .SHORT TERM /6 PM THIS EVENING THROUGH THURSDAY/... As high pressure moves over the Great Lakes, cooler and drier air will filter over the region. Despite the temperature moderation, readings a few degrees above the averages can be expected. Rain chances are expected to increase again by late Thursday with the advance of the next low. && .LONG TERM /THURSDAY NIGHT THROUGH MONDAY/... Another emerging Plains closed low is forecast to spread rain across much of the eastern CONUS during the latter half of the week. Expect a brief period of dry weather behind that system next weekend before redeterioration for the start of the work-week. Seasonal temperatures are expected for the period. && .AVIATION /16Z TUESDAY THROUGH SATURDAY/... MVFR to IFR conditions will continue through much of period across some terminals. The low pressure currently over PIT has helped lower ceilings with drizzle and MVFR visibility. Expect the showers to taper off later in the day as the low pressure exits east and low ceilings to remain while low level moisture remains in place. Light and variable wind direction will shift to wnw with the passage of the cold front late this afternoon. Outlook... Restrictions are likely again by late week as another broad low affects the Upper Ohio Valley. && .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.