Thunderstorms containing heavy rain moved across central Indiana early in the morning on 10 July 2004, and again that evening.
Every event with a place to put it; 3 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 episode as NWS IND wrote it up.
Thunderstorms containing heavy rain moved across central Indiana early in the morning on 10 July 2004, and again that evening.
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 Indianapolis, IN wrote its last area forecast discussion before the first event at Jul 9, 3:00 PM EST, 9 hours 25 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE INDIANAPOLIS IN 300 PM EST FRI JUL 9 2004 .DISCUSSION...MAIN FOCUS WILL BE ON POPS AND TIMING OF THUNDERSTORMS NEXT SEVERAL DAYS. LIGHTNING CHART AND RADAR SHOWS A CLUSTER OF THUNDERSTORMS OVER SOUTHEAST INDIANA AND ANOTHER ONE OVER NORTHEAST ILLINOIS AND BOTH ARE MOVING EASTWARD. SURFACE CHART SHOWS SLOW MOVING WARM FRONT FROM SOUTH CENTRAL OHIO TO JUST NORTH OF KIND AND WEST INTO CENTRAL MISSOURI. A VERY WARM AND HUMID AIR MASS IS SOUTH OF THE FRONT WITH DEWPOINTS AS HIGH AS THE MID 70S IN SOME AREAS. MODELS MOVE WARM FRONT INTO NORTHERN INDIANA OVERNIGHT BUT THEN KEEP IT QUASI-STATIONARY OVER NORTH CENTRAL INDIANA UNTIL LATE SUNDAY WHEN IT FINALLY MOVES NORTH INTO THE SOUTHERN GREAT LAKES. EVEN THOUGH MODELS ARE IN GENERAL AGREEMENT THEIR ARE DIFFERENCES IN TIMING AND AMOUNT OF PRECIP. BELIEVE CLUSTER OF THUNDERSTORMS OVER SE INDIANA WILL MOVE EASTWARD THIS EVENING AS INDICATED BY RUC...SO WILL GO ONLY CHANCE OF THUNDERSTORMS THIS EVENING. AS SHORT WAVE APPROACHES LATER TONIGHT WILL GO LIKELY POPS NORTHERN TWO THIRDS OF OUR FORECAST AREA. MODELS ALSO SHOW GOOD LOW LEVEL CONVERGENCE OVER NORTHERN ILLINOIS AND HPC SHOWS ISOLATED EXCESSIVE RAIN AMOUNTS ARE POSSIBLE NEXT 24 HOURS OVER THE NORTHERN HALF OF OUR FORECAST AREA. WILL CUT TEMPERATURES A FEW DEGREES SATURDAY NORTH AND CENTRAL DUE TO THUNDERSTORMS. MODELS ARE NOT CLEAR ABOUT DEGREE OF THUNDERSTORM ACTIVITY FOR SUNDAY...HOWEVER WITH FRONT MOVING NORTHWARD WILL GO WITH CHANCE CATEGORY FOR NOW. IN EXTENDED WILL LEAN TOWARDS NCEP SCENARIO WHICH KEEPS FRONT JUST NORTH OF OUR FORECAST AREA UNTIL DAY 7. WILL MENTION CHANCE OF THUNDERSTORMS MOST OF THIS PERIOD UNTIL DAY 7. && .IND WATCHES/WARNINGS/ADVISORIES...NONE. && JEH
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE INDIANAPOLIS IN 1240 PM EST FRI JUL 9 2004 INZ021-028>031-035>049-051>057-060>065-067>072-101032- BARTHOLOMEW-BOONE-BROWN-CARROLL-CLAY-CLINTON-DAVIESS-DECATUR- DELAWARE-FOUNTAIN-GREENE-HAMILTON-HANCOCK-HENDRICKS-HENRY-HOWARD- JACKSON-JENNINGS-JOHNSON-KNOX-LAWRENCE-MADISON-MARION-MARTIN-MONROE- MONTGOMERY-MORGAN-OWEN-PARKE-PUTNAM-RANDOLPH-RUSH-SHELBY-SULLIVAN- TIPPECANOE-TIPTON-VERMILLION-VIGO-WARREN- 1240 PM EST FRI JUL 9 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL INDIANA. .DAY ONE...THIS AFTERNOON AND TONIGHT SCATTERED THUNDERSTORMS WILL MOVE ACROSS CENTRAL INDIANA THIS AFTERNOON AND EVENING. ADDITIONAL THUNDERSTORMS WILL DEVELOP LATER TONIGHT. THE STORMS WILL BE CAPABLE OF PRODUCING HEAVY RAIN AND WIND GUSTS OVER 35 MPH. AN ISOLATED SEVERE THUNDERSTORM WITH DAMAGING WINDS CANNOT BE RULED OUT. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY SEVERAL LARGE COMPLEXES OF STORMS MAY IMPACT CENTRAL INDIANA OVER THE COMING WEEK. AT THIS TIME IT IS NEARLY IMPOSSIBLE TO PINPOINT THE TIMING OF ANY SUCH CLUSTER OF STORMS. .SPOTTER INFORMATION STATEMENT... THERE IS A SMALL CHANCE THAT SPOTTERS MAY BE NEEDED THIS AFTERNOON AND TONIGHT. && MORE INFORMATION CAN BE FOUND AT OUR WEBSITE... HTTP://WWW.CRH.NOAA.GOV/IND
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
655 PM EST FRI JUL 09 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0650 PM FLASH FLOOD STATE LINE CITY 40.20N 87.53W
07/09/2004 WARREN IN COUNTY OFFICIAL
WATER COVERING NUMEROUS COUNTY ROADS SOME AS MUCH AS 6 TO
8 INCHES DEEP. SOME WATER HALFWAY UP TRUCK TIRES.
&&
SALLYPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
720 PM EST FRI JUL 09 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0715 PM TSTM WND GST 3 SW KOKOMO 40.44N 86.17W
07/09/2004 57 MPH HOWARD IN EMERGENCY MNGR
0708 PM TSTM WND DMG 8 W KOKOMO 40.48N 86.29W
07/09/2004 HOWARD IN EMERGENCY MNGR
22 INCH DIAMETER TREE DOWN
&&
SALLYPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
831 PM EST FRI JUL 09 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0715 PM HEAVY RAIN 5 WSW KOKOMO 40.45N 86.22W
07/09/2004 2.15 INCH HOWARD IN CO-OP OBSERVER
RAINFALL OF 2.15 INCHES FROM 645 PM TO 745 PM EST.
&&
PBGPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
838 PM EST FRI JUL 09 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0833 PM FLASH FLOOD WILLIAMSPORT 40.29N 87.29W
07/09/2004 WARREN IN LAW ENFORCEMENT
CR 225E WASHED OUT/TIME OF EVENT UNKNOWN.
&&
PBGPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1032 PM EST FRI JUL 09 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0800 PM HEAVY RAIN 3 N ROSSVILLE 40.46N 86.60W
07/09/2004 3.60 INCH CARROLL IN TRAINED SPOTTER
RAINFALL OF 3.60 INCHES FROM APPROX 6 PM TO 10 PM EST.
&&
PBGPRELIMINARY LOCAL STORM REPORT ... SUMMARY
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1145 PM EST FRI JUL 09 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0410 PM HAIL INDIANAPOLIS 39.78N 86.15W
07/09/2004 0.88 INCH MARION IN AMATEUR RADIO
0442 PM FLASH FLOOD INDIANAPOLIS 39.78N 86.15W
07/09/2004 MARION IN TRAINED SPOTTER
WATER OVER VARIOUS POINTS ALONG US 31 IN SOUTHERN MARION
COUNTY.
0533 PM HEAVY RAIN MOORESVILLE 39.62N 86.37W
07/09/2004 2.98 INCH MORGAN IN CO-OP OBSERVER
RAINFALL TOTAL FROM 4PM TO 530PM.
0639 PM HAIL STATE LINE CITY 40.20N 87.53W
07/09/2004 0.75 INCH WARREN IN COUNTY OFFICIAL
WARREN COUNTY EOC REPORTING
0650 PM FLASH FLOOD STATE LINE CITY 40.20N 87.53W
07/09/2004 WARREN IN COUNTY OFFICIAL
WATER COVERING NUMEROUS COUNTY ROADS SOME AS MUCH AS 6 TO
8 INCHES DEEP. SOME WATER HALFWAY UP TRUCK TIRES.
0708 PM TSTM WND DMG 8 W KOKOMO 40.48N 86.29W
07/09/2004 HOWARD IN EMERGENCY MNGR
22 INCH DIAMETER TREE DOWN
0715 PM HEAVY RAIN 5 WSW KOKOMO 40.45N 86.22W
07/09/2004 2.15 INCH HOWARD IN CO-OP OBSERVER
RAINFALL OF 2.15 INCHES FROM 645 PM TO 745 PM EST.
0715 PM TSTM WND GST 3 SW KOKOMO 40.44N 86.17W
07/09/2004 57 MPH HOWARD IN EMERGENCY MNGR
0800 PM HEAVY RAIN 3 N ROSSVILLE 40.46N 86.60W
07/09/2004 3.60 INCH CARROLL IN TRAINED SPOTTER
RAINFALL OF 3.60 INCHES FROM APPROX 6 PM TO 10 PM EST.
0833 PM FLASH FLOOD WILLIAMSPORT 40.29N 87.29W
07/09/2004 WARREN IN LAW ENFORCEMENT
CR 225E WASHED OUT/TIME OF EVENT UNKNOWN.
&&
PBGThe Indianapolis radar (KIND), 65 km away, was scanning. The volume nearest the first event began at 05:23 UTC.
3 flash flood. Local standard time, as filed.
Old Patricksburg Road and US Highway 231 were under water.
County Road 625 and 650 East were closed by high water.
Heavy rain flooded city streets and basements in Broad Ripple.
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: 5412217, 5412216, 5412218.