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 Northern Indiana wrote its last area forecast discussion before the first event at May 30, 7:23 PM EST, 4 hours 7 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE NORTHERN INDIANA 723 PM EST SUN MAY 30 2004 .UPDATE... ZONE FRECAST UPDATED HAS BEEN ISSUED FOR TORNADO WATCH NUMBER 343 WHICH INCLUDES THE ENTIRE NORTHERN INDIANA FORECAST AREA. THE REST OF THE FORECAST CONTINUES TO LOOK GOOD AND WAS NOT CHANGED. && .AVIATION... A LINE OF THUNDERSTORMS OVER ILLINOIS IS APPROACHING THE AREA THIS EVENING. A WARM FRONT EXTENDING FROM DANVILLE ILLINOIS TO GRISSON AFB TO NORTH OF DAYTON WILL CONTINUE MOVING SLOWLY NORTH. THUNDERSTORMS HAVE BROKEN OUT AHEAD OF THE WARM FRONT AND SOUTH OF OF IT. A COLD FRONT WILL THE CROSS THE AREA LATER TONIGHT INCREASING THE THUNDERSTORM THREAT. THIS ACTIVITY WILL CONTINUE TIL WELL INTO TONIGHT. IFR CONDITIONS ARE POSSIBLE WITH THE TUNUDERSTORMS. THE ACTIVITY WILL WIND DOWN TOWARD MORNING. THERE IS ANOTHER CHANCE OF THUNDER LATER MONDAY...BUT IT WAS LEFT OUT DUE TO UNCERTAINTY IN THE LATER PERIOD. && .PREVIOUS DISUCSSION... SHORT TERM... STRONG STORM SYSTEM CENTERED OVER THE NORTHERN PLAINS WILL PUSH A COLD FRONT THROUGH THE AREA LATER TONIGHT. STRONG VERTICAL WIND SHEAR AND INCREASING INSTABILITY AHEAD OF THE COLD FRONT WILL CONTINUE CHANCES OF SEVERE WEATHER THROUGH MUCH OF TONIGHT. MODELS ARE IN REASONABLY GOOD AGREEMENT IN MOVEMENT OF THE FRONT WITH THE GFS A LITTLE BETTER. A SECONDARY FRONT WILL SWEEP THROUGH THE AREA MONDAY GIVING THE REGION ANOTHER CHANCE OF THUNDERSTORMS. LONG TERM... THE WESTERLIES WILL CONTINUE TO CROSS THE NORTHERN UNITED STATES THROUGH AT LEAST NEXT WEEKEND. BOTH THE GFS AND ECMWF ARE IN AGREEMENT IN MOVING A STRONG UPPER LOW TO NORTHERN WISCONSIN BY MONDAY NIGHT. THIS WILL KEEP SHOWERS AND THUNDERSTORMS IN THE AREA THROUGH WEDNESDAY AS THIS SYSTEM WILL BE SLOW TO MOVE EAST INTO SOUTHEAST CANADA. A SHORT WAVE RIDGE WILL THEN MOVE INTO THE UPPER MIDWEST WEDNESDAY NIGHT. THIS WILL GIVE THE WESTERN LOWER GREAT LAKES A PERIOD OF DRY WEATHER WHICH WILL EXTEND INTO NEXT WEEKEND. ANOTHER SHORTWAVE WILL ENTER THE MIDWEST LATE SATURDAY GIVING THE AREA ANOTHER CHANCE OF SHOWERS AND THUNDERSTORMS ON SUNDAY. CURRENT FORECAST LOOKS GOOD SO NO CHANGES ARE PLANNED. && .IWX WATCHES/WARNINGS/ADVISORIES... IN...TORNADO WATCH NUMBER 343 ALL COUNTIES. MI...TORNADO WATCH NUMBER 343 ALL COUNTIES. OH...TORNADO WATCH NUMBER 343 ALL COUNTIES. && SLL/GLL
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE NORTHERN INDIANA 450 AM EST SUN MAY 30 2004 INZ003>009-012>018-020-022>027-032>034-MIZ077>081-OHZ001-002-004-005- 015-016-024-025-310950- ADAMS IN-ALLEN OH-ALLEN IN-BERRIEN MI-BLACKFORD IN-BRANCH MI-CASS MI- CASS IN-DE KALB IN-DEFIANCE OH-ELKHART IN-FULTON OH-FULTON IN- GRANT IN-HENRY OH-HILLSDALE MI-HUNTINGTON IN-JAY IN-KOSCIUSKO IN- LA PORTE IN-LAGRANGE IN-MARSHALL IN-MIAMI IN-NOBLE IN-PAULDING OH- PULASKI IN-PUTNAM OH-ST. JOSEPH MI-ST. JOSEPH IN-STARKE IN- STEUBEN IN-VAN WERT OH-WABASH IN-WELLS IN-WHITE IN-WHITLEY IN- WILLIAMS OH- INCLUDING THE CITIES OF...ANGOLA...ARCHBOLD...AUBURN... BENTON HARBOR...BENTON HEIGHTS...BERNE...BLUFFTON...BREMEN...BRYAN... BUCHANAN...BUTLER...COLDWATER...COLUMBIA CITY...DECATUR...DEFIANCE... DELPHOS...DOWAGIAC...DUNKIRK...DUNLAP...ELKHART...FAIR PLAIN... FAIRMOUNT...FORT SHAWNEE...FORT WAYNE...GARRETT...GAS CITY... GEORGETOWN...GOSHEN...GRANGER...GRISSOM AFB...GULIVOIRE PARK... HARTFORD CITY...HICKSVILLE...HILLSDALE...HUNTINGTON...KENDALLVILLE... KNOX...LA PORTE...LAGRANGE...LIGONIER...LIMA...LOGANSPORT...MARION... MICHIGAN CITY...MISHAWAKA...MONTICELLO...MONTPELIER...NAPOLEON... NAPPANEE...NEW HAVEN...NILES...NORTH MANCHESTER...OSSIAN...OTTAWA... PERU...PLYMOUTH...PORTLAND...ROCHESTER...SIMONTON LAKE... SOUTH BEND...ST. JOSEPH...STURGIS...SWANTON...SYRACUSE... THREE RIVERS...TRAIL CREEK...TRI-LAKES...UPLAND...VAN WERT... WABASH...WARSAW...WAUSEON...WESTVILLE...WINAMAC AND WINONA LAKE 450 AM EST SUN MAY 30 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN INDIANA...NORTHWEST OHIO AND SOUTHWEST LOWER MICHIGAN. ...SEVERE THUNDERSTORMS WITH DAMAGING WINDS...LARGE HAIL AND ISOLATED TORNADOES CAN BE EXPECTED TODAY AND TONIGHT... .DAY ONE...TODAY AND TONIGHT SEVERE THUNDERSTORMS WILL BE POSSIBLE ACROSS THE AREA TODAY...WITH LARGE HAIL AND ISOLATED TORNADOES BEING THE BIGGEST CONCERN. A WARM FRONT MOVING INTO THE REGION WILL CAUSE THUNDERSTORMS TO DEVELOP DURING THE MORNING AND EARLY AFTERNOON HOURS. A COLD FRONT WILL MOVE IN TONIGHT...INTERACTING WITH AN UNSTABLE AIR MASS EXPECTED TO BE IN PLACE. THIS WILL SET THE STAGE FOR A POTENTIALLY MORE SIGNIFICANT ROUND OF SEVERE THUNDERSTORMS...ESPECIALLY SOUTH AND WEST OF A SOUTH BEND TO FORT WAYNE LINE. THE INTENSITY OF THESE STORMS WILL BE DEPENDANT ON THE AMOUNT OF HEATING THAT OCCURS TODAY. DAMAGING WINDS WILL POSE THE GREATEST THREAT FROM THESE STORMS. HOWEVER...LOCALLY HEAVY RAINFALL AND LARGE HAIL WILL ALSO BE POSSIBLE. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY THUNDERSTORMS WILL BE POSSIBLE MONDAY THROUGH TUESDAY NIGHT. SEVERE WEATHER IS NOT EXPECTED AT THIS TIME. HOWEVER...THE STRONGEST STORMS MAY CONTAIN SMALL HAIL. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS LIKELY...ESPECIALLY LATER THIS AFTERNOON AND TONIGHT. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES, OR CHECK OUR WEB SITE AT WWW.CRH.NOAA.GOV/IWX. FISHER/JT
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
815 PM EST SUN MAY 30 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0809 PM TSTM WND DMG MONON 40.86N 86.88W
05/30/2004 WHITE IN EMERGENCY MNGR
TREES DOWN THROUGHOUT TOWN. NUMEROUS POWER POLES AND
LINES DOWN. POWER OUT TO CITY.
&&
STEVENSPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
824 PM EST SUN MAY 30 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0815 PM TSTM WND DMG KNOX 41.29N 86.62W
05/30/2004 STARKE IN LAW ENFORCEMENT
NUMEROUS TREES AND POWERLINES DOWN.
&&
STEVENSPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
859 PM EST SUN MAY 30 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0858 PM TSTM WND DMG PERU 40.75N 86.07W
05/30/2004 MIAMI IN LAW ENFORCEMENT
NUMEROUS TREES AND POWERLINES DOWN ON THE WEST SIDE OF
THE CITY.
&&
WAMSLEY/STEVENSPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
916 PM EST SUN MAY 30 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0858 PM TSTM WND DMG PERU 40.75N 86.07W
05/30/2004 MIAMI IN EMERGENCY MNGR
TRAILER PARK HAS WIND DAMAGE.
&&
WAMSLEY/STEVENSPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
945 PM EST SUN MAY 30 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0855 PM TORNADO PERU 40.75N 86.07W
05/30/2004 MIAMI IN LAW ENFORCEMENT
WEST CENTER AND NORTH SIDE OF TOWN HAD WIDESPREAD TREES
AND POWER LINES DOWN. LEONDA TRAILER PARK SUSTAINED
EXTENSIVE DAMAGE WITH SEVERAL RESIDENTS INJURED.
&&
WAMSLEY/STEVENSSPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTHERN INDIANA 1041 PM EST SUN MAY 30 2004 INZ003>006-008-012>018-020-022>026-032-033-MIZ077>079-310400- ALLENIN-BERRIEN-BLACKFORD-CASSIN-CASSMI-ELKHART-FULTONIN-GRANT- HUNTINGTON-KOSCIUSKO-LAGRANGE-LAPORTE-MARSHALL-MIAMI-NOBLE-PULASKI- ST JOSEPHIN-ST JOSEPHMI-STARKE-WABASH-WELLS-WHITE-WHITLEY- 1141 PM EDT (1041 PM CDT) SUN MAY 30 2004 ...TORNADO WATCH CANCELLED... THE TORNADO WATCH NUMBER 343 HAS BEEN CANCELLED FOR THE FOLLOWING COUNTIES...IN MICHIGAN...BERRIEN...CASS...SAINT JOSEPH... AND IN INDIANA...LA PORTE...SAINT JOSEPH...ELKHART...LAGRANGE... STARKE..MARSHALL...PULASKI...FULTON...KOSCIUSKO...NOBLE...WHITLEY... ALLEN...WHITE...CASS...MIAMI...WABASH...HUNTINGTON...WELLS...GRANT... AND BLACKFORD. WHILE ISOLATED THUNDERSTORMS ARE STILL POSSIBLE OVERNIGHT...SEVERE WEATHER IS NO LONGER ANTICIPATED.
The Northern Indiana radar (KIWX), 61 km away, was scanning. The volume nearest the first event began at 04:28 UTC.
1 flash flood. Local standard time, as filed.
Fort Wayne flood control reported Spy Run Creek went out of its banks late Sunday night flooding some roads. Some sandbagging was needed to protect property along the creek but no damage to structures was reported.
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, May 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: 5397903.