2 flood, as filed by the National Weather Service.
Every event with a place to put it; 2 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 30, 7:58 PM EST, 6 hours 7 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE WILMINGTON OH 858 PM EDT FRI JUL 30 2004 .AVIATION (00Z-24Z)... SCATTERED CONVECTION CONTINUED THIS EVENING WITH TAF SITES IN AN UNSTABLE AIR MASS BEHIND A WARM FRONT. NOT MANY CHANGES TO TAFS. WITH WIDESPREAD PCPN AT THE TAF SITES AND ANTICIPATED RAINFALL...IFR CIGS AND VSBYS ARE EXPECTED AFTER THE RAIN ENDS (FOG AND STRATUS). CONDITIONS SHOULD IMPROVE BEYOND 16Z. && THE FOLLOWING WAS ORIGINALLY ISSUED AT 240 PM EDT JUL 30 2004 .SHORT TERM (TONIGHT THROUGH SUNDAY NIGHT)... SHOWERS AND THUNDERSTORMS BEGINNING TO FILL IN ACROSS NORTHERN KENTUCKY THIS AFTERNOON. THIS APPEARS TO BE AHEAD OF DEVELOPING 8H JET WHICH IS FORECAST TO LIFT UP ACROSS AREA THROUGH EARLY EVENING. THIS SHOULD ALLOW FOR SCATTERED SHOWER/THUNDERSTORM ACTIVITY TO WORK ITS WAY UP ACROSS OUR AREA THROUGH THE REST OF THIS AFTERNOON. MEANWHILE...INITIAL SHORT WAVE WITH APPROACHING MID LEVEL TROF HELPING TO PRODUCE MORE MORE WIDESPREAD RAIN BACK ACROSS WESTERN INDIANA AND EASTERN ILLINOIS. ETA TRYING TO TAKE SHORT WAVE MORE TO THE NORTH OF OUR AREA THIS EVENING WHILE RUC CONSISTENT IN KEEPING IT FURTHER TO THE SOUTH AND AFFECTING MORE OF OUR AREA. BASED ON CURRENT TRENDS...WILL LEAN TOWARD RUC SOLUTION AND WILL KEEP PRETTY HIGH POPS GOING ACROSS THE WEST THROUGH THIS EVENING. LATER TONIGHT...PRETTY GOOD UPPER LEVEL DIVERGENCE FORECAST TO DEVELOP ACROSS THE AREA IN RRQ OF 250 MB JET AS MID LEVEL TROF SHIFTS EAST. THIS SHOULD KEEP SHOWERS GOING LATER TONIGHT AND INTO SATURDAY MORNING. MODELS CONTINUE TO TREND A LITTLE QUICKER WITH PUSHING THINGS OUT THROUGH THE AFTERNOON SO WILL DECREASE POPS FROM NORTHWEST TO SOUTHEAST THROUGH THE AFTERNOON. REMAINDER OF SHORT TERM DRY AS SURFACE HIGH PRESSURE BEGINS TO BUILD INTO THE AREA. && THE FOLLOWING WAS ORIGINALLY ISSUED AT 240 PM EDT JUL 30 2004 .LONG TERM (MONDAY THROUGH FRIDAY)... MODELS IN FAIRLY GOOD AGREEMENT FOR LONG TERM. UPPER LEVEL TROF SWINGS THROUGH THE REGION MONDAY AND TUESDAY BRINGING NW FLOW TO THE AREA. FORECAST CONCERN IS TIMING AND STRENGTH OF SHORT WAVES. GFS INDICATES STRONG VORT ON TUE BUT APPEARS TO HAVE CONVECTIVE FEEDBACK PROBLEM AND PREFER TO SEE SEVERAL MORE RUNS FIRST. ANOTHER VORT SWINGS THROUGH ON THU BEFORE HIGH CENTERED OVER SW BEGINS TO BUILD INTO THE OHIO VALLEY. WILL ADD SLIGHT CHANCE PRECIPITATION ON TUE...DRY FORECAST WED AND MAINTAIN SLIGHT CHANCE THU. FRI LOOKS DRY AT THIS TIME WITH CANADIAN SURFACE HIGH PRESSURE RIDGE OVER THE OHIO VALLEY. WILL SEE WARMING IN TEMPERATURES TOWARD MID WEEK AND THEN COME COOLING. HAVE MADE MINOR CHANGES TO PREVIOUS FORECAST TEMPERATURES. && .ILN WATCHES/WARNINGS/ADVISORIES... OH...NONE. IN...NONE. KY...NONE. &&
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE WILMINGTON OH 508 AM EDT FRI JUL 30 2004 INZ050-058-059-066-073>075-080-KYZ089>100-OHZ026-034-035-042>046- 051>056-060>065-070>074-077>082-088-301107- ADAMS OH-AUGLAIZE OH-BOONE KY-BRACKEN KY-BROWN OH-BUTLER OH- CAMPBELL KY-CARROLL KY-CHAMPAIGN OH-CLARK OH-CLERMONT OH-CLINTON OH- DARKE OH-DEARBORN IN-DELAWARE OH-FAIRFIELD OH-FAYETTE OH-FAYETTE IN- FRANKLIN OH-FRANKLIN IN-GALLATIN KY-GRANT KY-GREENE OH-HAMILTON OH- HARDIN OH-HIGHLAND OH-HOCKING OH-KENTON KY-LEWIS KY-LICKING OH- LOGAN OH-MADISON OH-MASON KY-MERCER OH-MIAMI OH-MONTGOMERY OH- OHIO IN-OWEN KY-PENDLETON KY-PICKAWAY OH-PIKE OH-PREBLE OH-RIPLEY IN- ROBERTSON KY-ROSS OH-SCIOTO OH-SHELBY OH-SWITZERLAND IN-UNION OH- UNION IN-WARREN OH-WAYNE IN- 508 AM EDT FRI JUL 30 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN INDIANA...NORTHERN KENTUCKY AND THE SOUTHWEST QUARTER OF OHIO. .DAY ONE...TODAY ISOLATED SEVERE THUNDERSTORMS MAY OCCUR TONIGHT AS A COLD FRONT ENTERS THE REGION. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH THURSDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED.
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OH
1015 PM EDT FRI JUL 30 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0817 PM TORNADO HOLTON 39.08N 85.38W
07/30/2004 RIPLEY IN LAW ENFORCEMENT
TORNADO TOUCHDOWN.
&&
JCThe national radar mosaic for the moment the first event began.
2 flood. Local standard time, as filed.
Waves of thunderstorms moved along a stalled out frontal boundary during the early morning hours. Up to four inches of rain fell across Ohio County, causing numerous road closures due to high water.
Waves of thunderstorms moved along a stalled out frontal boundary during the early morning hours. Up to four inches of rain fell across Ohio County, causing numerous road closures due to high water.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Indiana in 2004Every state in 2004This day in weather historyWarnings in Indiana, July 2004
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: 5417214, 5417215.