2 thunderstorm wind, as filed by the National Weather Service.
Every event with a place to put it. 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 Sep 24, 2:06 PM EST, 3 hours 44 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE NORTHERN INDIANA 206 PM EST WED SEP 24 2003 17Z SFC ANALYSIS HAS COLD FRONT EXTENDING ALONG EASTERN WI AND BACK DOWN THROUGH NW IL AND INTO N MO. KLOT RADAR SHOWING TS/SHRA DEVELOPING ALONG FRONT IN N IL. AIMASS DESTABLIZING OVER NC IL WHERE SUN WAS ABLE TO BREAK OUT. RUC INDICATING CAPES NOW OVER 1000J/KG WITH LI -4 IN THIS AREA. EXPECT SH/TSRA TO CONTINUE TO BREAK OUT ALONG FRONT THIS AFTERNOON AS RUC SOUNDINGS HAVE CAPES GOING TO OVER 1500J/KG AND LI -6 BY 21Z OVER SW CWA...SO WILL CONTINUE WITH LIKELY POPS FOR TONIGHT. WIND PROFILES BECOME MORE UNIDIRECTIONAL IN THE 0-3KM LAYER SO ANY SEVERE THREAT WOULD LIKELY BE DAMAGING WINDS. E-W LINE OF ELEVATED CONVECTION ALSO NOW DEVELOPING ACROSS N IN IN VICINITY OF 850MB THETAE GRADIENT WHICH COULD POSE A THREAT FOR HEAVY RAIN. COLD FRONT TO MOVE TO IN/OH BORDER AROUND 03Z SO WILL WORK PRECIP ACROSS WEST TO EAST...ENDING IN SE CWA BEFORE MIDNIGHT. GOOD SHOT OF COLD AIR TO COME IN BEHIND FRONT WITH MODELS PROJECTING 850MB TEMPS DOWN TO 0-2C BY TOMORROW AFTERNOON. WILL HAVE DRY FCST FOR THU AS SFC HIGH MOVES OVER THE AREA BUT SHOULD SEE DECENT CU FIELD ESPECIALLY IN NORTHERN CWA. WILL SEE A GRADUAL INCREASE IN CLOUDS ON FRI AS NEXT SYSTEM DROPS DOWN INTO NW GREAT LAKES REGION BY FRIDAY EVENING. THIS WILL BRING A CHANCE FOR SHRA FRIDAY NIGHT AND CONTINUE THROUGH THE DAY SATURDAY. COOL AIRMASS BEHIND FRONT WILL PUT TEMPS AROUND 10 DEGREES BELOW NORMAL FOR THU. GUIDANCE CLOSE AND REASONABLE ON TEMPS ALL PERIODS. EXTENDED DISCUSSION... FALL LIKE PATTERN WILL BE THE RULE SUNDAY THROUGH WEDNESDAY AS A LONG WAVE TROUGH SETS UP OVER THE GREAT LAKES REGION. SPEED AND STRENGTH OF SHORT WAVES ROTATING ABOUT THE LARGER LOW PRESSURE AREA WILL BE PIVOTAL IN TIMING AND AMOUNT OF ASSOCIATED PRECIPITATION. WILL GO WITH LOW POPS SUNDAY THROUGH TUESDAY...ESPECIALLY NORTHERN AREAS AND NO MENTION OF PRECIP ON WEDNESDAY. THE UPPER LOW WILL ALSO CAUSE TEMPS TO BE FALL LIKE. MRF THICKNESSES SUGGEST FREEZING TEMPS...THUS MAYBE SOME SNOW. AT THIS TIME WILL LEAVE ONLY MENTION OF RAIN AS TOO MUCH MODEL VARIABILITY LIKELY IN LONG TERM. CAN BE BETTER HANDLED AS TIME APPROACHES. .IWX... IN...NONE. MI...NONE. OH...NONE. JAL/SE
INZ003>009-012>018-020-022>027-032>034-MIZ077>081-OHZ001-002-004-005- 015-016-024-025-251045- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE NORTHERN INDIANA 542 AM EST WED SEP 24 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN INDIANA...NORTHWEST OHIO AND SOUTHWEST LOWER MICHIGAN. .DAY ONE...TODAY AND TONIGHT THERE IS A CHANCE FOR SEVERE THUNDERSTORMS MAINLY LATE THIS AFTERNOON AND EARLY TONIGHT. THE GREATEST THREAT FROM THESE STORMS IS DAMAGING WINDS. A FAST MOVING COLD FRONT WILL REACH NORTHWEST INDIANA AND FAR SOUTHWEST LOWER MICHIGAN BY LATE AFTERNOON AND THEN PUSH ACROSS THE REGION EARLY TONIGHT. THE STORMS MAY DEVELOP INTO A SQUALL LINE AND PRODUCE STRONG WINDS. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED THIS LATE AFTERNOON AND EARLY TONIGHT. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES, OR CHECK OUR WEB SITE AT WWW.CRH.NOAA.GOV/IWX
The Detroit radar (KDTX), 115 km away, was scanning. The volume nearest the first event began at 22:49 UTC.
2 thunderstorm wind. Local standard time, as filed.
Emergency management reported trees down northeast of Hillsdale.
Emergency management reported trees down in North Adams.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Michigan in 2003Every state in 2003This day in weather historyWarnings in Michigan, September 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: 5375378, 5375379.