


Area Forecast Discussion
Issued by NWS Wilmington, OH
Issued by NWS Wilmington, OH
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475 FXUS61 KILN 301002 AFDILN Area Forecast Discussion National Weather Service Wilmington OH 602 AM EDT Mon Jun 30 2025 .SYNOPSIS... An upper level disturbance will bring thunderstorms and the potential for damaging winds today. A cold front will move through Monday night into Tuesday bringing with it additional thunderstorm chances. Dry conditions will be present for Wednesday before a weaker system brings some additional precipitation chances for Thursday. && .NEAR TERM /UNTIL 6 PM THIS EVENING/... A disturbance moving through this morning will continue to bring showers and thunderstorms to the region. A stronger disturbance moves through later in the day bringing with it additional thunderstorm chances. Will continue to highlight the potential for damaging winds in the HWO. In addition will continue to mention the potential for isolated flooding as well. && .SHORT TERM /6 PM THIS EVENING THROUGH 6 PM TUESDAY/... The cold front will work through tonight into Tuesday. This will bring with it additional thunderstorm chances until the passage of the frontal boundary. Cannot rule out an isolated strong to severe storm on Tuesday as well. The best chance for this would be across southern and eastern portions of the forecast area. Will mention isolated potential in the HWO. && .LONG TERM /TUESDAY NIGHT THROUGH SUNDAY/... On Tuesday evening, a cold front will have just cleared through the ILN forecast area, and will continue to move east. Behind the front, surface high pressure -- and a cooler and drier air mass -- will settle into the region. This will lead to quiet weather conditions Tuesday night through Thursday morning. By Thursday, there will be a slight shift to the weather pattern, as troughing develops over the northeastern states, and ridging develops through the central part of the CONUS. A weak shortwave in the northwest flow may bring some precipitation to northern Indiana and northern Ohio on Thursday afternoon. By Friday, the surface high will be moving further to the east, and the ridging over the central CONUS will begin drifting eastward as well. This will place the Ohio Valley in a warm advection pattern through the weekend, which will allow both heat and humidity to gradually increase. In terms of temperatures, highs in the lower 90s can be expected on Saturday and Sunday as well. As temperatures increase, chances for precipitation will begin to increase again as well -- just a little bit on Friday, and then with greater chances on Saturday and Sunday. While chances for storms will increase, as of now, no clear signs for organized convection or significant hazards through the extended forecast period. && .AVIATION /10Z MONDAY THROUGH FRIDAY/... An area of showers and isolated thunder is moving into the western TAF sites KCVG, KLUK, and KDAY. Additional shower and thunderstorm development is expected through the day. Precipitation will decrease in coverage overnight tonight before picking up near the front during the day on Tuesday at the longer KCVG TAF. Cigs will be a mix of MVFR and VFR. Cannot rule out briefly lower cigs, however in general most will be VFR or MVFR. There will be the potential for fog in spots tonight. OUTLOOK...Thunderstorms possible on Tuesday. && .ILN WATCHES/WARNINGS/ADVISORIES... OH...None. KY...None. IN...None. && $$ SYNOPSIS... NEAR TERM... SHORT TERM... LONG TERM...Hatzos AVIATION...