10 thunderstorm wind, 1 flash flood, as filed by the National Weather Service.
Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. 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 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 4, 6:28 PM EST, 7 hours 2 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE WILMINGTON OH 728 PM EDT FRI JUL 4 2003 HAVE UPDATED ZONES FOR NEW WATCH UNTIL 4Z THAT INCLUDES MOST OF COUNTIES NOT IN OTHER WATCH UNTIL 4Z SAVE SOME KY COUNTIES. WIND DAMAGE WILL BE THE MAIN THREAT BUT ROTATION HAS BEEN SEEN IN SOME OF THE STORMS IN THE NW. .ILN... SVR TS WATCH UNTIL 9 PM EDT FOR OHZ026-034-035-042>044-051>053 OHZ045-046-054>056 SVR TS WATCH UNTIL MIDNIGHT EDT FOR INZ050-058-059-OHZ060>062 OHZ063>065-074-77 INZ066-073>075-080-KYZ091>093-OHZ070>072-078 OHZ073-079>082-088 HEAT ADVISORY FOR HAMILTON COUNTY THROUGH SATURDAY 8 PM. CENTER
INZ050-058-059-066-073>075-080-KYZ089>100-OHZ026-034-035-042>046- 051>056-060>065-070>074-077>082-088-041130- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE WILMINGTON OH 533 AM EDT FRI JUL 4 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN INDIANA...NORTHERN KENTUCKY AND THE SOUTHWEST QUARTER OF OHIO. .DAY ONE...TODAY HOT AND HUMID CONDITIONS WILL CREATE HEAT INDICES BETWEEN 95 AND 100 TODAY. AS A RESULT A HEAT ADVISORY IS IN EFFECT FOR CINCINNATI (HAMILTON COUNTY). THE THREAT FOR SEVERE THUNDERSTORMS EXISTS MAINLY AFTER SUNSET NORTH OF DAYTON AND COLUMBUS AS A COLD FRONT SLIDES SOUTH INTO NORTHERN OHIO. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY THE COLD FRONT WILL CONTINUE TO SLIDE SOUTH INTO CENTRAL AND SOUTHERN OHIO SATURDAY INTO SUNDAY. THIS WILL BRING AFTERNOON/EVENING THREATS OF STRONG TO SEVERE THUNDERSTORMS EACH DAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED TONIGHT...SATURDAY AND SUNDAY. TIPTON
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON, OH
919 PM EDT FRI JUL 4 2003
TIME(EDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0915 PM WILMINGTON OH 59 MPH WIND GUST
07/04/03 CLINTON REPORTED BY NWS OFFICE.
JWCPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON, OH
930 PM EDT FRI JUL 4 2003
TIME(EDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0855 PM OXFORD OH 60 MPH WIND GUST
07/04/03 BUTLER
RLGPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON, OH
933 PM EDT FRI JUL 4 2003
TIME(EDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0900 PM FAIRFIELD OH WIND DAMAGE
07/04/03 BUTLER LARGE LIMBS DOWN
RLGINZ050-058-059-066-073>075-080-KYZ089>100-OHZ060>065-070>074-077>082- 088-050320- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 1048 PM EDT FRI JUL 4 2003 ...SEVERE THUNDERSTORM WATCH FOR THE SOUTHWESTERN HALF OF OHIO AND PARTS OF SOUTHEAST INDIANA HAS BEEN CANCELED... THE THREAT OF SEVERE THUNDERSTORMS HAS COME TO AN END FOR THE TIME BEING ACROSS SOUTHWESTERN HALF OF OHIO AND PARTS OF SOUTHEAST INDIANA. HOWEVER, THUNDERSTORMS OVERNIGHT MAY CONTAIN LARGE HAIL AND VERY HEAVY RAIN. STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA SOURCE FOR THE LATEST INFORMATION ON THE EXPECTED STORMS OVERNIGHT. TIPTON
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON, OH
1149 PM EDT FRI JUL 4 2003
TIME(EDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0800 PM COUNTYWIDE OH WIND DAMAGE
07/04/03 AUGLAIZE TREES AND POWER LINES DOWN
0755 PM COUNTYWIDE OH WIND DAMAGE
07/04/03 SHELBY TREES AND POWER LINES DOWN
0750 PM COUNTYWIDE OH WIND DAMAGE
07/04/03 DARKE TREES AND POWER LINES DOWN
0800 PM 3 NE CELINA OH FLOOD
07/04/03 MERCER COUPLE OF CARS STRANDED
0819 PM 1 N BELLEFONTAINE OH 60 MPH WIND GUST
07/04/03 LOGAN
0820 PM COUNTYWIDE OH WIND DAMAGE
07/04/03 PREBLE TREES AND POWER LINES DOWN
0830 PM COUNTYWIDE OH WIND DAMAGE
07/04/03 MIAMI TREES AND POWER LINES DOWN
0930 PM COUNTYWIDE OH FLOOD
07/04/03 AUGLAIZE HIGH WATER ON NUMEROUS
COUNTY ROADS
0830 PM COUNTYWIDE IN WIND DAMAGE
07/04/03 WAYNE TREES DOWN
RLGPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON, OH
1236 AM EDT SAT JUL 5 2003
TIME(EDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0835 PM COUNTYWIDE OH WIND DAMAGE
07/04/03 MONTGOMERY TREES AND POWER LINES DOWN
0845 PM SPRINGFIELD OH WIND DAMAGE
07/04/03 CLARK ROOF DAMAGE
0909 PM FAIRBORN OH WIND DAMAGE
07/04/03 GREENE LARGE LIBMS DOWN
0900 PM COUNTYWIDE IN WIND DAMAGE
07/04/03 FRANKLIN TREES DOWN
0900 PM WEST COLLEGE CORNER IN WIND DAMAGE
07/04/03 UNION TREES AND POWER LINES DOWN
0900 PM COUNTYWIDE OH WIND DAMAGE
07/04/03 WARREN TREES AND POWER POLES DOWN
1030 PM 1 S BATH IN FLOOD
07/04/03 FRANKLIN COUPLE CREEKS OUT OF THEIR
BANKS
1030 PM FALMOUTH KY WIND DAMAGE
07/04/03 PENDLETON TREES DOWN
1030 PM BUTLER KY WIND DAMAGE
07/04/03 PENDLETON TREES DOWN
1156 PM CELINA OH FLASH FLOOD
07/04/03 MERCER NUMEROUS ROADS WITH HIGH
WATER
1030 PM GRANT LICKS KY WIND DAMAGE
07/04/03 CAMPBELL TREES AND POWER LINES DOWN
RLGThe Cincinnati radar (KILN), 105 km away, was scanning. The volume nearest the first event began at 00:44 UTC.
10 thunderstorm wind, 1 flash flood. Local standard time, as filed.
The Franklin-Monroe school sustained basement flooding, with water up to five feet deep in spots.
Trees and powerlines were knocked down.
Trees and powerlines were downed.
Several large limbs were knocked downed.
Trees were downed on Miami River Road.
Trees were downed.
Large limbs and powerlines were downed.
Numerous trees and powerlines downed.
Several trees were knocked down.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Ohio in 2003Every state in 2003This day in weather historyWarnings in Ohio, July 2003
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: 5330303, 5330295, 5330296, 5330297, 5330298, 5330302, 5330252, 5330253, 5330299, 5330300, 5330301.