1 tornado, 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 St. Louis, MO wrote its last area forecast discussion before the first event at Jun 11, 2:45 PM CST, 1 hour 15 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE ST LOUIS MO 345 PM CDT TUE JUN 11 2002 SFC LOW IN SWRN KS WITH FNT WAVING NEWD THRU IW TWD GREAT LAKES. LOW LVL FLOW AHD OF LOW HAS BEEN STRENGTHING SOME THIS AFTN AND GOOD WAA HELD TSTMS FRM MCC TOGETHER AS THEY MOVD EWD ACRS NRN MO...THEN BENT SEWD WITH THICKNESS VALUES INTO CNTRL IL. FF VALUES WERE AOB 2 INCHES ACRS MUCH OF CWA AND THIS AFTNS COMPLEX HAS GIVEN 1-2 OR MORE INCHES TO PRE-WET THE GROUND ALG/N OF I-70. TSTMS HAVE ALREADY FORMED ON OLD BNDRY IN WRN MO AND BEGINNING TO DVLP IN CNTRL AND ERN KS WITH VRY UNSTABLE AMS IN PLACE. STEERING FLOW OVERNIGHT WL BCMG MORE WLY W/TIME SO LOOK FOR KS ACTIVITY TO MOVE EWD ACRS CNTRL/NE MO INTO IL DURG NGT WITH LLJ INCRSG LOOK FOR QUITE A BIT OF TRAINING. HV OPTED TO ISSUE A LAST MINUTE FLASH FLOOD WATCH FOR TONIGHT AND WED FOR NRN 2/3 OF CWA. WITH FNT REMAINING STALLED AND PCPBL WATER VALUES FCST TO BE OVER 2 INCHES AND THOUGH SVR ACTIVITY WILL BE ISOLATED I EXPECT A FLOOD EVENT TO TAKE SHAPE. NO TIME FOR ADDNL INFO... .STL...FLASH FLOOD WATCH FOR TONIGHT AND WEDNESDAY NORTH OF A LINE FRM 20 SW OF KJEF TO 40 S OF KSTL TO 20S EFFINGHAM IL. THIS INCLUDES MOST OF E CNTRL AND NE MO AND SWRN IL. PEDIGO
The national radar mosaic for the moment the first event began.
1 tornado. Local standard time, as filed.
A small tornado hit northwest of Vandalia. A couple of machine sheds were damaged and one two-story home suffered roof damage. Several trees were downed along the path as well.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Illinois in 2002Every state in 2002This day in weather historyThe tornado archive for Illinois, 2002Warnings in Illinois, June 2002
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: 5298223.