2 flash flood, as filed by the National Weather Service.
Every event with a place to put it; 2 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 Lincoln, IL wrote its last area forecast discussion before the first event at Jun 15, 1:45 AM CST, 6 hours 33 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LINCOLN IL 245 AM CDT TUE JUN 15 2004 .DISCUSSION... PLENTY OF CHALLENGES CONTINUE WITH PRECIPITATION CHANCES BEING THE MAIN CHALLENGE IN NEAR TERM. LATEST 06Z SFC ANALYSIS PLACES SURFACE STATIONARY FRONT FROM MICHIGAN SOUTHWEST THROUGH CENTRAL ILLINOIS AND ACROSS NORTH CENTRAL MISSOURI. LATEST 0615Z IR SATELLITE PLACES PLENTY OF MID AND HIGH CLOUDS ACROSS GULF COAST REGION NORTH INTO THE MIDWEST. MORE ENHANCED CLOUDS WERE ACROSS PLAINS STATES AND INTO NORTHWEST MISSOURI WITH CONVECTION. LATEST 0615Z WATER VAPOR IMAGE PLACES SEVERAL SHORT WAVES ACROSS PLAINS STATES. LATEST 0634Z KILX RADAR SHOWS A SCATTERED SHOWERS AND THUNDERSTORMS ALONG THE FRONT FROM NEAR MEREDOSIA NORTHEAST TO DANVILLE. WITH LOW CONFIDENCE WITH MODELS PAST FEW DAYS WILL CONTINUE TO GO WITH A BLEND OF MODELS. SHORT TERM...TUESDAY THROUGH THURSDAY... ETA MAINLY H50 ZONAL FLOW THROUGH 00Z WED. H50 TROUGH IS ACROSS UPPER MIDWEST SOUTH INTO ARKANSAS WITH H50 RIDGE ACROSS SOUTHEAST U.S. BY 00Z THU-12Z THU. SFC STATIONARY FRONT REMAINS ACROSS CWA WITH ANOTHER PUSH OF THE FRONT LATE WEDNESDAY INTO THURSDAY AS IT SLOWLY PUSHES THROUGH BY FRIDAY MORNING. TIME/HEIGHT CROSS SECTIONS INDICATES SOME HIGH AND LOW LEVEL RH TODAY. THEN TIME/HEIGHT CROSS SECTIONS INDICATES HIGH RH AT ALL LEVELS FROM 06Z WED-00Z THU. LATEST MODEL SOUNDING DATA INDICATES LI/S OF -5 TO -8 AND CAPES OF NEAR 2-3K J/KG TODAY. MODEL SOUNDING DATA DOES NOT INDICATE GOOD RH AT ALL LEVELS UNTIL 12Z WED. THEN FAIRLY GOOD RH AT ALL LEVELS THROUGH 00Z FRI. ETA PLACES 850MB TEMPS AT +18C THROUGH 00Z WED...THEN DECREASES 850MB TEMPS TO +16C BY 00Z THU...AND 850MB TEMPS DECREASE TO +14C TO +15C BY 00Z FRI. 310K ISENTROPIC SFC INDICATES SOME WEAK LIFT AND COND PRES DEF ACROSS CWA THROUGH 00Z WED. 310K ISENTROPIC SFC INDICATES BETTER LIFT AND COND PRES DEF ACROSS CWA BY 12Z WED. THEN 310K ISENTROPIC SFC MAINTAINS WEAK LIFT AND COND PRES DEF ACROSS CWA THROUGH 12Z THU. ETA 250MB DIVERGENCE PLACES SOME WEAK 250MB DIVERGENCE ACROSS CWA THROUGH 00Z WED WITH SOME GREATER 250MB DIVERGENCE ACROSS SOUTHEAST CWA FROM 18Z TUE-00Z WED. THEN WEAK 250MB DIVERGENCE CONTINUES ACROSS CWA THROUGH 12Z WED...WITH BETTER 250MB DIVERGENCE ACROSS NORTHERN CWA BY 18Z WED. EXPECT SCATTERED SHOWERS AND THUNDERSTORMS TO CONTINUE EARLY THIS MORNING ALONG BOUNDARY. WILL MONITOR RADAR TRENDS AND MAY ADJUST PCPN CHANCES THIS MORNING DEPENDING ON COVERAGE AT ISSUANCE TIME. LONG TERM...FRIDAY THROUGH MONDAY... ANOTHER SYSTEM APPROACHES LATE FRIDAY NIGHT INTO SATURDAY NIGHT. MADE SOME ADJUSTMENTS TO PRECIPITATION...MINOR TEMPERATURE AND CLOUD CHANGES. HOWEVER...WITH LOW CONFIDENCE AGAIN WILL NOT MAKE TOO MANY CHANGES TO EXTENDED AT THIS TIME. && .ILX WATCHES/WARNINGS/ADVISORIES... IL...NONE. && 13
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LINCOLN IL 503 AM CDT TUE JUN 15 2004 ILZ027>031-036>038-040>043-047>053-161100- CASS-CHRISTIAN-DE WITT-FULTON-KNOX-LOGAN-MACON-MARSHALL-MASON-MCLEAN- MENARD-MORGAN-PEORIA-SANGAMON-SCHUYLER-SCOTT-STARK-TAZEWELL-WOODFORD- INCLUDING THE CITIES OF...BLOOMINGTON...DECATUR...GALESBURG... HAVANA...JACKSONVILLE...LINCOLN...PEORIA... SPRINGFIELD AND TAYLORVILLE 503 AM CDT TUE JUN 15 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL ILLINOIS. .DAY ONE...TODAY AND TONIGHT THERE IS A SLIGHT CHANCE OF SEVERE THUNDERSTORMS ACROSS THE REGION TODAY AND TONIGHT. SCATTERED THUNDERSTORMS ARE EXPECTED TODAY AND AGAIN AFTER MIDNIGHT TONIGHT. A FEW OF THE STORMS MAY PRODUCE STRONG WIND GUSTS AND LARGE HAIL. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY THE THREAT OF THUNDERSTORMS WILL PERSIST INTO SATURDAY AS DISTURBANCES MOVE ALONG THE WAVY FRONT THAT CONTINUES TO MEANDER ACROSS ILLINOIS. .SPOTTER ACTIVATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED TODAY AND AFTER MIDNIGHT TONIGHT. ILZ044>046-054>057-061>063-066>068-071>073-161100- CHAMPAIGN-CLARK-CLAY-COLES-CRAWFORD-CUMBERLAND-DOUGLAS-EDGAR- EFFINGHAM-JASPER-LAWRENCE-MOULTRIE-PIATT-RICHLAND-SHELBY-VERMILION- INCLUDING THE CITIES OF...CHAMPAIGN...DANVILLE...EFFINGHAM...FLORA... LAWRENCEVILLE...MATTOON AND SHELBYVILLE 503 AM CDT TUE JUN 15 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL AND SOUTHEAST ILLINOIS. .DAY ONE...TODAY AND TONIGHT SCATTERED THUNDERSTORMS ARE EXPECTED TODAY AND TONIGHT. HOWEVER...THEY ARE EXPECTED TO REMAIN BELOW SEVERE LIMITS. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY THE THREAT OF THUNDERSTORMS WILL PERSIST INTO SATURDAY AS DISTURBANCES MOVE ALONG THE WAVY FRONT THAT CONTINUES TO MEANDER ACROSS ILLINOIS. .SPOTTER ACTIVATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. && THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGIC AND CLIMATE INFORMATION...IS AVAILABLE ON THE WEB AT: HTTP://WWW.CRH.NOAA.GOV/ILX. THIS ADDRESS IS ALL IN LOWER CASE. BAK
The Lincoln radar (KILX), 4 km away, was scanning. The volume nearest the first event began at 14:16 UTC.
2 flash flood. Local standard time, as filed.
Four people were rescued from their cars on Route 121 under the Canadian National/Illinois Central railroad bridge on the east side of town.
A foot of water was reported over 22nd Street near Garfield in Decatur.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Illinois in 2004Every state in 2004This day in weather historyWarnings in Illinois, June 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: 5407396, 5407397.