Area Forecast Discussion
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000 FXUS61 KPBZ 211746 AFDPBZ Area Forecast Discussion National Weather Service Pittsburgh PA 146 PM EDT Thu Sep 21 2017 .SYNOPSIS... High pressure will maintain warm, and generally dry weather into early next week. && .NEAR TERM /UNTIL 6 PM THIS EVENING/... Dry and warm weather expected today. && .SHORT TERM /6 PM THIS EVENING THROUGH SATURDAY/... Mid/upper ridging will enhance over the Eastern U.S. in response to Western troughing and TS Jose. Dry and warm weather will thus prevail through Saturday. Expect temperatures about a dozen degrees above the averages. && .LONG TERM /SATURDAY NIGHT THROUGH WEDNESDAY/... Little change is foreseen in the overall circulation pattern through at least Tuesday, with the western trough/eastern ridging pattern persisting. The upper ridge may start to be knocked down by and approaching Upper Midwest shortwave by the end of the period, but any frontal precipitation likely won`t arrive until after Wednesday. && .AVIATION /18Z THURSDAY THROUGH TUESDAY/...
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VFR conditions will continue through the afternoon and into the early evening, with scattered cumulus. Another round of fog is expected tonight, with the valleys seeing the most restrictions. Have several terminals dropping to IFR or worse during the predawn hours. Fog will mix out by 14Z, leading to VFR conditions once again. Winds will remain light and variable. .Outlook... Other than local morning fog, no widespread restrictions expected under high pressure.
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&& .PBZ WATCHES/WARNINGS/ADVISORIES... MD...None. OH...None. PA...None. WV...None. && $$

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