1 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 Cleveland, OH wrote its last area forecast discussion before the first event at Aug 4, 2:35 PM EST, 3 hours 25 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE CLEVELAND OH 335 PM EDT MON AUG 4 2003 AXIS OF HIGHEST INSTABILITY ACRS N CNTRL AND NE OH BEING DRIVEN SOMEWHAT BY DAYTIME HEATING AND SHUD BGN TO DECREASE BY SUNSET. FLLOD WATCH WL NOT NEED TO BE EXTENDED EXCEPT WL ISSUE FOR EASTERN COUNTIES FM CANTON TO YTOWN WHERE ACTIVITY IS GOING GOOD AND SOME TRAINING TAKING PLACE WITH LOW FLASH FLOOD GUIDANCE. VORT MAX MAKING DECENT PROGRESS ACRS S CNTRL INDIANA AND PROGGED INTO S CNTRL OH OVNGT. ACTIVITY ASSOCD WITH WAVE AND TROUGH MAY CONT WELL INTO THE NGT BUT MOST SHUD STAY S OF FCST AREA. BULK OF ACTIVITY LINED UP WITH TROUGH ALOFT WHICH SHUD SHIFT E OF FCST AREA BY TOMORROW NGT WITH LESSER CHANCES DURING THE DAY TUE NW OH. LESSER CHANCES WED BUT STILL COULD BE A FEW CELLS AROUND THEN A SOMEWHAT BETTER CHC THUR AS ANOTHER WAVE ROTATES INTO TROUGH. TEMP GUIDANCE OK AND DIURNAL RANGES SHUD INCR AS SKIES OPEN UP SOME NEXT COUPLE OF DAYS. .CLE... OH...FLOOD WATCH NE OH TIL 10 PM OHZ022-023-032-033. PA...NONE. KOSARIK
OHZ003-006>014-017>023-027>033-036>038-047-089-PAZ001>003-041100- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CLEVELAND OH 504 AM EDT MON AUG 4 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR MUCH OF NORTHERN OHIO AND A PORTION OF NORTHWESTERN PENNSYLVANIA. .DAY ONE...TODAY SCATTERED THUNDERSTORMS WILL OCCUR TODAY...AND THERE IS A SLIGHT RISK THAT SOME OF THE THUNDERSTORMS COULD BE SEVERE MAINLY DURING THE AFTERNOON AND EVENING HOURS. BRIEF HEAVY DOWNPOURS MAY ALSO OCCUR AND COULD CAUSE SOME LOCALIZED STREET AND LOWLAND FLOODING. .DAYS TWO THROUGH SEVEN... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER CALL TO ACTION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED TODAY OR TONIGHT.
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CLEVELAND,OH
444 PM EDT MON AUG 4 2003
TIME(EDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0333 PM HUBBARD OH 1.75 INCH HAIL
08/04/03 TRUMBULL
FMKPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CLEVELAND,OH
453 PM EDT MON AUG 4 2003
TIME(EDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0435 PM PORTAGE OH .88 INCH HAIL
08/04/03 WOOD
FMKPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CLEVELAND,OH
538 PM EDT MON AUG 4 2003
TIME(EDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0400 PM MAGNOLIA OH FLOOD
08/04/03 STARK MANY FLOODED ROADS AND
DITCHES.
0510 PM MADISON OH WIND DAMAGE
08/04/03 LAKE COUPLE TREES AND SOME
WIRES KNOCKED DOWN.
FMKThe national radar mosaic for the moment the first event began.
1 flood. Local standard time, as filed.
Thunderstorms dumped locally heavy rains on portions of Seneca County. Several roads were flooded near Bascom. Minor basement flooding also occurred.
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, August 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: 5332814.