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Excessive Heat Warning — Hardin, OH, Mercer, OH, Auglaize, OH, Darke, OH, Shelby, OH, Logan, OH, Union, OH, Delaware, OH, Miami, OH, Champaign, OH, Clark, OH, Madison, OH, Franklin, OH, Licking, OH, Preble, OH, Montgomery, OH, Greene, OH, Fayette, OH, Pickaway, OH, Fairfield, OH, Butler, OH, Warren, OH, Clinton, OH, Ross, OH, Hocking, OH, Hamilton, OH, Clermont, OH, Brown, OH, Highland, OH, Adams, OH, Pike, OH, Scioto, OH
Issued
Expires
7:00 PM CDT · Thu, Jul 2 2026
Issuing Office
NWS KILN

Affected Areas

Hardin, OH Mercer, OH Auglaize, OH Darke, OH Shelby, OH Logan, OH Union, OH Delaware, OH Miami, OH Champaign, OH Clark, OH Madison, OH Franklin, OH Licking, OH Preble, OH Montgomery, OH Greene, OH Fayette, OH Pickaway, OH Fairfield, OH Butler, OH Warren, OH Clinton, OH Ross, OH Hocking, OH Hamilton, OH Clermont, OH Brown, OH Highland, OH Adams, OH Pike, OH Scioto, OH

Official Bulletin

646
WWUS71 KILN 301615
NPWILN

URGENT - WEATHER MESSAGE
National Weather Service Wilmington OH
1215 PM EDT Tue Jun 30 2026

INZ050-058-059-066-073>075-080-KYZ089>100-OHZ026-034-035-042>046-051>056-060>065-070>074-077>082-088-010415-
/O.CON.KILN.XH.W.0001.000000T0000Z-260703T0000Z/
Wayne-Fayette-Union-Franklin-Ripley-Dearborn-Ohio-Switzerland-
Carroll-Gallatin-Boone-Kenton-Campbell-Owen-Grant-Pendleton-
Bracken-Robertson-Mason-Lewis-Hardin-Mercer-Auglaize-Darke-Shelby-
Logan-Union-Delaware-Miami-Champaign-Clark-Madison-Franklin-
Licking-Preble-Montgomery-Greene-Fayette-Pickaway-Fairfield-
Butler-Warren-Clinton-Ross-Hocking-Hamilton-Clermont-Brown-
Highland-Adams-Pike-Scioto-
Including the cities of Franklin, Manchester, Kenton,
Blanchester, Tollesboro, Versailles, Lancaster, Maysville,
Lebanon, Hidden Valley, Alexandria, Plain City, Milford, Downtown
Cincinnati, Burlington, Winchester, Carrollton, Marysville,
Warsaw, Eaton, Lawrenceburg, Washington Court House, Xenia, Mount
Olivet, Waverly, Connersville, Peebles, Logan, Milan, Minster,
Piqua, Head Of Grassy, Bright, Wilmington, Newport, Aurora,
Camden, Osgood, Fairborn, Troy, West Union, Beavercreek,
Aberdeen, Downtown Columbus, Liberty, Oxford, Dayton, Mount
Repose, Urbana, Camp Dix, Augusta, West Jefferson, Hamilton,
Ripley, Day Heights, Withamsville, Kettering, Downtown Dayton,
Erlanger, Florence, Butler, Brooksville, Bellefontaine, Tipp
City, Mount Carmel, Vanceburg, Middletown, Summerside,
Batesville, New Bremen, Landen, Springfield, London, Fort Thomas,
Georgetown, Portsmouth, Delaware, Sidney, Wheelersburg,
Fairfield, Independence, Highland Heights, Williamstown, Newark,
West College Corner, Piketon, St. Marys, Pike Lake, Seaman,
Mulberry, Springboro, Rising Sun, Vevay, Dry Ridge, Circleville,
Celina, Greenfield, Owenton, Mason, Hillsboro, Mount Orab,
Pickerington, Crittenden, Brookville, Greendale, Chillicothe,
Oakbrook, Dillsboro, Wapakoneta, Coldwater, Richmond, Ada,
Covington, Bellevue, Greenville, and Falmouth
1215 PM EDT Tue Jun 30 2026

...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THURSDAY...

* WHAT...Dangerously hot conditions with heat index values up to 107.

* WHERE...Portions of east central and southeast Indiana, northeast
  and northern Kentucky, and central, south central, southwest, and
  west central Ohio.

* WHEN...Until 8 PM EDT Thursday.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat and high humidity events, particularly for those
  working or participating in outdoor activities.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in air-conditioned rooms, stay out of
the sun, and check up on relatives and neighbors.

Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.

&&

$$

Campbell