1 lightning, 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 Nov 4, 7:15 PM EST, 2 hours 45 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE NORTHERN INDIANA 715 PM EST TUE NOV 4 2003 .AVIATION... COLD FRONT INTO IL WITH LINE OF SHOWERS AND STORMS NEAR ORD AND A FEW SHOWERS AHEAD OF FRONT. WILL CONTINUE THUNDER AT TAF SITES WITH FROPA LATER THIS EVENING THEN RAIN AND IFR CONDITIONS AS SURFACE LOW SLOWLY PULLS FRONT THROUGH REGION. RAIN WILL END BEFORE DAYBREAK AT SBN AND EARLY MORNING FWA WITH CIGS IMPROVING THROUGHOUT THE DAY. MODELS WANT TO CLEAR SKIES OUT QUICKLY MIDDAY WED AND WHILE THIS MAY BE TOO QUICK HAVE TRENDED TOWARD THIS. && .PREV DISCUSSION... STRONG COLD FRONT WAS ENTERING CORNER OF NW IL AT 19Z. FRONT SHOULD ACCELERATE AS SFC LOW OVER CENTRAL WI MOVES NE. EXPECT FRONTAL PASSAGE OVERNIGHT WITH EXPECTED TIMING AROUND 05Z AT SBN AND 11Z AT AOH. AIRMASS HAS DESTABILIZED TODAY AHEAD OF FRONT WITH DAYTIME HEATING...SO GIVEN AVAILABLE LOW LEVEL MOISTURE OVER THE AREA AND STRENGTH AND SPEED OF FRONT...EXPECT THUNDERSTORMS AS FRONT PASSES. SEVERE WEATHER PARAMETERS NOT IMPRESSIVE AT THIS TIME...SO WILL NOT MENTION SEVERE AS MESO ETA INDICATES CAPE VALUES LESS THAN 1000 J/KG AND HELICITY LESS THAN 200 (M2/S2). DIURNAL RISES FROM LOWS TONIGHT TO HIGHS WEDNESDAY OF 3 TO 5 DEGREES MAY STILL BE TOO OPTIMISTIC. OTHERWISE...EXPECT CLOUD COVER MOST OF THE DAY WITH SHOWERS ENDING FROM NW TO SE. LONG TERM... THURSDAY THRU TUESDAY. SPLIT FLOW CONTINUES OVER THE AREA WITH THE NORTHERN BRANCH PROVIDING THE DOMINANT WEATHER INFLUENCE. IN GENERAL A NARROW RIDGE OF HIGH PRESSURE WITH ORIGINS IN CANADA WILL BE THE PREDOMINANT WEATHER FEATURE THRU THE PERIOD. THUS THE AREA WILL BE DRY AND COOL THRU MOST OF THE PERIOD. THE EXCEPTIONS TO THIS RULE WILL BE A SYSTEM THAT MOVES IN TO THE AREA ON SUNDAY AND MONDAY. THIS SYSTEM WILL OFFER A CHANCE OF RAIN OR SNOW. MID RANGE MODELS ARE IN DECENT AGREEMENT SO USED BLEND. .IWX... IN...NONE. MI...NONE. OH...NONE. && EDDY/SKIP
INZ003>009-012>018-020-022>027-032>034-MIZ077>081-OHZ001-002-004-005- 015-016-024-025-050945- HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE NORTHERN INDIANA 845 AM EST TUE NOV 4 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN INDIANA...NORTHWEST OHIO AND SOUTHWEST LOWER MICHIGAN. .DAY ONE...TODAY AND TONIGHT THUNDERSTORMS WILL DEVELOP AHEAD OF A COLD FRONT IN WESTERN PORTIONS OF THE AREA TODAY...AND IN THE EAST AFTER MIDNIGHT. THE STORMS COULD CONTAIN GUSTY WINDS BUT ARE NOT EXPECTED TO BE SEVERE. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES, OR CHECK OUR WEB SITE AT WWW.CRH.NOAA.GOV/IWX
The Northern Indiana radar (KIWX), 57 km away, was scanning. The volume nearest the first event began at 02:59 UTC.
1 lightning. Local standard time, as filed.
South Bend Fire Chief reported lightning struck a 16 unit apartment building in the Park Jefferson complex setting it on fire and destroying it.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Indiana in 2003Every state in 2003This day in weather historyWarnings in Indiana, November 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: 5335559.