Area Forecast Discussion
Issued by NWS Wilmington, OH

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622 FXUS61 KILN 100812 AFDILN AREA FORECAST DISCUSSION National Weather Service Wilmington OH 412 AM EDT Fri May 10 2024 .SYNOPSIS...
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A fast moving upper disturbance will pass across the area early this morning. High pressure will briefly build in during the day. A trough of low pressure will swing across the region late tonight into Saturday.
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&& .NEAR TERM /UNTIL 6 PM THIS EVENING/...
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Positively tilted upper trough is sliding across the region early this morning. Showers are occurring out ahead of this feature which will all pass east of the area toward daybreak. Clouds will decrease in the wake of the trough and surface ridging will extending into the region this afternoon. It will be cooler with highs in the mid to upper 60s.
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&& .SHORT TERM /6 PM THIS EVENING THROUGH SATURDAY NIGHT/...
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Next short wave in active northwest flow will approach the region late tonight and move across the area on Saturday, deepening as it does. Surface low associated with this will stay well north of the area, but a well defined trough (not really a cold front as it will be warmer once this passes) extending from the parent low will cross the area. A band of showers, possibly with some embedded thunder, will occur just ahead of this trough, developing southward as the entire system moves east. Will once again see an improvement in sky condition once this system passes. But cannot rule out some additional isolated to scattered showers or thunderstorms on Saturday afternoon, generally in central Ohio where it will be a bit unstable due to the juxtaposition of cooler temperatures aloft and surface heating. It will be a cool night with most places falling into the mid to upper 40s. But some warming will occur on Saturday with highs in the mid 60s to lower 70s.
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&& .LONG TERM /SUNDAY THROUGH THURSDAY/...
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High pressure tracking across Tennessee will provide dry weather Saturday night and Sunday. A cold front developing to the northwest will be the focus for showers and thunderstorms that may move in Monday afternoon. Potent low pressure moving up the boundary from the southwest is forecast to bring numerous to widespread showers and thunderstorms on Tuesday. Lingering moisture to the southeast may allow a few showers on Wednesday and Thursday. Highs Sunday are expected to reach the low and mid 70s in the circulation around high pressure, with mid and upper 70s forecast for Monday in the increasing southwest flow ahead of the cold front. A retreat to the upper 60s to mid 70s is indicated for Tuesday behind the front, before temperatures rise through the 70s Wednesday and the mid 70s to around 80 on Thursday under renewed warm advection.
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&& .AVIATION /08Z FRIDAY THROUGH TUESDAY/... Ceilings will be improving during the early part of the period becoming VFR areawide before 12Z. Clouds will then scatter out with just a few clouds late in the period. North winds will persist around 10 kt until towards 00Z when then will decrease and back. OUTLOOK...MVFR ceilings area possible late tonight into Saturday morning. MVFR ceiling and visibilities as well as thunderstorms possible Monday night into Tuesday. && .ILN WATCHES/WARNINGS/ADVISORIES... OH...None. KY...None. IN...None. && $$ SYNOPSIS... NEAR TERM... SHORT TERM... LONG TERM...Coniglio AVIATION...