Severe thunderstorms developed over southern Ohio ahead of a cold front during the afternoon.
Every event with a place to put it. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS ILN wrote it up.
Severe thunderstorms developed over southern Ohio ahead of a cold front during the afternoon.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Wilmington, OH wrote its last area forecast discussion before the first event at Jul 15, 9:50 AM EST, 2 hours 25 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE WILMINGTON OH 1050 AM EDT SUN JUL 15 2007 .SYNOPSIS... A WEAK COLD FRONT WILL MOVE SLOWLY SOUTH ACROSS THE AREA TODAY...AND STALL OUT AND DISSIPATE ACROSS KENTUCKY TONIGHT. ANOTHER FRONT WILL DROP SOUTH INTO THE REGION FOR MONDAY NIGHT AND TUESDAY. && .NEAR TERM /UNTIL 6 PM THIS EVENING/... UPDATED ZONES TO REMOVE MORNING WORDING. WITH SCATTERED RADAR ECHOES SHOWING A SLIGHT INCREASE IN INTENSITY AND WITH MODELS INDICATING MODERATE INSTABILITY THIS AFTERNOON...KEPT CHANCE OF THUNDERSTORMS MOST LOCATIONS. TEMPERATURE FORECAST ALSO LOOKS GOOD TOPPING OUT IN THE LOW TO MID 80S. && .SHORT TERM /6 PM THIS EVENING THROUGH TUESDAY NIGHT/... FRONT IS EXPECTED TO STALL OUT AND DISSIPATE OVER KENTUCKY LATER TONIGHT...ALLOWING FOR PARTIAL CLEARING ACROSS THE ILN CWA. SREF AND GFS ENSEMBLE SOLUTIONS SEEMED REASONABLE FOR REMAINDER OF THIS PERIOD. NAM SEEMED TO FIT THIS SCENARIO THROUGH ABOUT 00Z TUES WITH THE GFS BECOMING THE BETTER FIT FOR MONDAY NIGHT INTO TUESDAY. FOR TUESDAY NIGHT...A GFS/NAM BLEND SEEMED TO MATCH UP WELL WITH THE SREF AND GFS ENSEMBLE SOLUTIONS. AS THE FRONT MOVES INTO KY TONIGHT...EXPECT PRECIP TO COME TO AN END. FORECAST SOLUTION JUST NOTED HAS OUR NEXT FRONT MOVING INTO THE NORTHERN PART OF OUR AREA MONDAY NIGHT...AND THEN MOVING SLOWLY SOUTH INTO THE FORECAST AREA ON TUESDAY. FRONT NOT EXPECTED TO MAKE MUCH PROGRESS THROUGH TUESDAY NIGHT...SO HAVE KEPT CHANCE POPS ENTIRE AREA DUE TO GENERAL UNCERTAINTY WITH FRONTAL POSITION. USED MAV/MET MOS BLEND FOR TEMPS MOST PERIODS EXPECT WHERE GFS THE FAVORED SOLUTION. && .LONG TERM /WEDNESDAY THROUGH SATURDAY/... GFS ENSEMBLE MEAN INDICATING MID LEVEL RIDGE SLOWLY BUILDING IN FROM THE WEST THROUGH THE LATTER PART OF NEXT WEEK. HOWEVER...ANOTHER SURFACE BOUNDARY IS FORECAST TO PUSH DOWN FROM THE NORTH THROUGH FRIDAY. WITH MID LEVEL RIDGE TRYING TO BUILD IN...NOT EXACTLY SURE HOW GREAT OF A CHANCE OF PCPN WE WILL HAVE WITH THIS BOUNDARY. AS A RESULT...WILL JUST GO WITH A 20 POP FOR FRIDAY INTO SATURDAY. GIVEN POTENTIAL FOR INCREASING HEIGHTS...WILL ALSO TREND TEMP FORECAST A LITTLE WARMER THAN WHAT IS SUGGESTED BY GUIDANCE AS WE HEAD INTO NEXT WEEKEND. && .AVIATION /15Z SUNDAY THROUGH THURSDAY/... WEAK COLD FRONT EXTNDG ACRS NRN 1/2 FCST AREA THIS MRNG SW INTO CNTRL INDIANA/ILLINOIS. WDLY SCT -SHRA MOVING ACRS EASTERN INDIANA AND WESTERN OHIO IN WEAK LO LVL CONV ZONE JUST AHEAD OF FRNTL BNDRY. APPEARS THIS ACTIVITY WILL REMAIN SOUTH OF KDAY AND NORTH OF KCVG AND KLUK OVER THE NEXT FEW HOURS. IF SCT PCPN CAN HOLD TOGETHER THOUGH...IT WILL LIKELY AFFECT KILN BY 12Z OR SHORTLY THEREAFTER. HAVE INTRODUCED A CB MENTION RIGHT FROM 12Z AS A RESULT. COMBINATION OF POOLING LO LVL MOISTURE (EVIDENCED BY M60S DEWPTS) AHEAD OF BNDRY AND 1000-1500 MLCAPES DVLPG BY ERLY AFTN AS A RESULT OF DAYTIME HEATING WILL RESULT IN AN INCREASE IN CONVECTION ACRS SRN 1/2 FCST AREA FOR AFTN/EVNG HOURS. CURRENT RUC ANALYSIS INDCG LO LVL CONV AXIS SETTING UP ACRS SRN FCST AREA DURING AFTN HOURS. HOWEVER...LACK OF SIGNIFICANT MID/UPR LVL FORCING SHOULD KEEP TSTMS WDLY SCT. HAVE INSERTED CB MENTION FOR KCVG/KLUK/KILN FOR DURATION OF THE AFTN AS BNDRY DROPS THRU SRN OH. WEAK SFC HI PRES BUILDS IN BY LATE EVNG AS FRNTL BNDRY BECOMES INCREASINGLY DIFFUSE NEAR OR JUST SOUTH OF THE OHIO RIVER. DECREASING CLOUDS AND LGT WINDS WILL LIKELY PROMOTE SOME LOCALIZED BR DVLPMNT AFT MIDNIGHT...PARTICULARLY IN ANY AREAS THAT RECEIVE PCPN LATER TODAY. HAVE INSERTED MVFR VSBYS AT KCVG/KLUK/KILN AFT MIDNIGHT. A FEW CI MAY AFFECT NORTHERN TERMINALS LATE TONIGHT AS A MID LVL S/WV PASSES TO THE NORTH THRU THE GRT LKS...BUT HAVE LEFT SKIES MSTLY CLR FOR THE TIME BEING AT KDAY/KCMH/KLCK. OUTLOOK...SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE TUESDAY THROUGH WEDNESDAY NIGHT. RYAN && .ILN WATCHES/WARNINGS/ADVISORIES... OH...NONE. KY...NONE. IN...NONE. &&
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE WILMINGTON OH 512 AM EDT SUN JUL 15 2007 INZ050-058-059-OHZ026-034-035-042>046-051>056-060>065-074-161000- WAYNE-FAYETTE IN-UNION IN-HARDIN-MERCER-AUGLAIZE-DARKE-SHELBY-LOGAN- UNION OH-DELAWARE-MIAMI-CHAMPAIGN-CLARK-MADISON-FRANKLIN OH-LICKING- PREBLE-MONTGOMERY-GREENE-FAYETTE OH-PICKAWAY-FAIRFIELD-HOCKING- 512 AM EDT SUN JUL 15 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL INDIANA...CENTRAL OHIO...MIAMI VALLEY OF OHIO AND WEST CENTRAL OHIO. .DAY ONE...TODAY AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED. INZ066-073>075-080-KYZ089>100-OHZ070>073-077>082-088-161000- FRANKLIN IN-RIPLEY-DEARBORN-OHIO-SWITZERLAND-CARROLL-GALLATIN-BOONE- KENTON-CAMPBELL-OWEN-GRANT-PENDLETON-BRACKEN-ROBERTSON-MASON-LEWIS- BUTLER-WARREN-CLINTON-ROSS-HAMILTON-CLERMONT-BROWN-HIGHLAND-ADAMS- PIKE-SCIOTO- 512 AM EDT SUN JUL 15 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST INDIANA...NORTHEAST KENTUCKY...NORTHERN KENTUCKY...CENTRAL OHIO...SOUTH CENTRAL OHIO AND SOUTHWEST OHIO. .DAY ONE...TODAY AND TONIGHT ISOLATED SEVERE WEATHER IS POSSIBLE THIS AFTERNOON AND EARLY EVENING. THE MAIN THREAT WILL BE LARGE HAIL AND DAMAGING WINDS. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED.
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 102 PM EDT SUN JUL 15 2007 KYZ091>093-OHZ070-077-078-151745- BOONE KY-CAMPBELL KY-KENTON KY-CLERMONT OH-HAMILTON OH-BUTLER OH- 102 PM EDT SUN JUL 15 2007 ...A STRONG THUNDERSTORM WILL AFFECT SOUTHERN BUTLER...HAMILTON... WESTERN CLERMONT...NORTHERN KENTON...NORTHERN CAMPBELL AND NORTHEASTERN BOONE COUNTIES THROUGH 145 PM EDT... AT 1258 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM LOCATED NEAR GRANDVIEW...MOVING EAST AT 30 MPH. THIS STORM WILL BE CAPABLE OF PRODUCING SMALL HAIL AND WIND GUSTS TO 40 MPH. SOME LOCATIONS THAT WILL BE AFFECTED BY THIS STORM INCLUDE...ROSS... MACK NORTH...MACK SOUTH...DENT...CINCINNATI-NORTHERN KENTUCKY INTERNATIONAL AIRPORT...BRIDGETOWN NORTH...COVEDALE...WHITE OAK WEST...CONSTANCE...WHITE OAK...CHEVIOT AND NORTHGATE. FREQUENT CLOUD TO GROUND LIGHTNING WILL ALSO OCCUR. MOVE INDOORS IMMEDIATELY LIGHTNING IS ONE OF NATURES LEADING KILLERS. REMEMBER... IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. THIS STORM WILL ALSO BE CAPABLE OF PRODUCING VERY HEAVY RAIN...WHICH MAY FLOOD ROADS...DITCHES AND LOW LYING AREAS. DO NOT DRIVE INTO PLACES WHERE WATER COVERS THE ROAD AND AVOID FLOOD PRONE AREAS.
The Cincinnati radar (KILN), 81 km away, was scanning. The volume nearest the first event began at 17:16 UTC.
7 thunderstorm wind, 3 hail. Local standard time, as filed.
Nickel sized hail also occurred with the strong winds.
Trees were uprooted, and large limbs were downed.
Numerous trees and power lines were knocked down.
Trees were knocked down.
Several campers were damaged at the campground at Mineral Springs Lake. Numerous large trees were uprooted and snapped along a three quarter mile path. The damage was consistent with straight-line winds estimated at 80 to 90 mph.
A tree was knocked down as well.
Trees were knocked down along Bethany Ridge Road.
A few trees were downed throughout Porter Township.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Ohio in 2007Every state in 2007This day in weather historyWarnings in Ohio, July 2007
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 47549, 47551, 47552, 47553, 47554, 47560, 47561, 47563, 47564, 47565.