1 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 St. Louis, MO wrote its last area forecast discussion before the first event at Apr 4, 3:15 AM CST, 13 hours earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE ST LOUIS MO 315 AM CST FRI APR 4 2003 MSAS INDICATED SIGNIFICANT SURFACE MOISTURE CONVERGENCE CONTINUES OVER NW MO WITH BEST INSTABILITY OVER SE KS/W CENTRAL MO. RADAR LOOP SHOWS CLUSTER OF SHOWERS/TSTORMS NW MO WHICH WERE ROLLING NEWD. PROFILER DATA INDICATES BEST CONVERGENCE CONTINUES INTO NW MO. SHORT WAVE WILL ROLL ACROSS THE REGION TODAY AND DRAG A COLD FRONT ACROSS THE AREA. THE NGM, ETA AND GFS ARE FAIRLY CLOSE ON FRONTAL POSITION WITH THE FRONT FORECAST TO BE NEAR A UIN-JLN LINE AT NOON. WILL FOLLOW TREND OF MET TEMPS FOR HIGHS TODAY IN VIEW OF SLOWER FRONTAL MOVEMENT. GET A BREAK ON SAT AS LARGE SURFACE HIGH NOSES INTO THE AREA. NEXT SHORT WAVE AT H5 IS FORECAST TO MOVE INTO THE OK PANHANDLE BY SUN MORNING WITH SYSTEM FORECAST TO CLOSE OFF NEAR GRI BY SUN EVENING BY THE GFS. ETA IS NOT AS VIGOROUS WITH THE SYSTEM AS THE GFS. THE GFS FORECASTS MOISTURE WILL SURGE BACK INTO MO ON SUN WITH SIGNIFICANT 850 MOISTURE CONVERGENCE INTO SW MO BY 12Z AND CENTRAL/NRN MO BY NOON. THE GFS IS FURTHER N THAT THE ETA WITH THE CONVERGENCE. LIKELY POPS IN CURRENT FORECAST LOOK REASONABLE FOR SUN. .STL...NONE
ILZ058>060-064-065-069-070-074-079-095>102-MOZ018-019-026-027- 034>036-041-042-047>052-059>065-072>075-084-085-099-051200- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE ST LOUIS MO 230 PM CST FRI APR 4 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL AND EASTERN MISSOURI AND WEST CENTRAL AND SOUTHWEST ILLINOIS. .DAY ONE...TODAY AND TONIGHT THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND TONIGHT ALONG A SOUTHEAST OF A LINE FROM ROLLA TO MONTGOMERY CITY MISSOURI TO PITTSFIELD ILLINOIS. THIS INCLUDES THE ST LOUIS METRO AREA. THERE IS ALSO A SLIGHT RISK OF SEVERE THUNDERSTORMS JUST NORTHWEST OF THE MODERATE RISK...GENERALLY SOUTH OF A COLUMBIA MISSOURI TO QUINCY ILLINOIS LINE. THUNDERSTORMS...SOME SEVERE...HAVE DEVELOPED ALONG A COLD FRONT OVER EASTERN MISSOURI AND SOUTHWEST ILLINOIS THIS AFTERNOON. A FEW OF THESE STORMS WILL BE SEVERE...PRODUCING DAMAGING WINDS AND LARGE HAIL. ISOLATED TORNADOES ARE ALSO POSSIBLE. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY THERE IS ANOTHER CHANCE OF THUNDERSTORMS ACROSS THE AREA SATURDAY NIGHT THROUGH SUNDAY NIGHT AS THE NEXT STORM SYSTEM MOVES ACROSS THE MIDDLE MISSISSIPPI VALLEY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND EVENING. && MORE INFORMATION MAY BE OBTAINED AT... HTTP://WWW.CRH.NOAA.GOV/LSX (ALL LOWER CASE) BRITT
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
252 PM CST FRI APR 04 2003
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0250 PM FENTON MO 0.88 INCH HAIL
04/04/03 ST LOUIS REPORTED BY SEVERE
WEATHER SPOTTERS.PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
252 PM CST FRI APR 04 2003
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0250 PM FENTON MO 0.88 INCH HAIL
04/04/03 ST LOUIS REPORTED BY SEVERE
WEATHER SPOTTERS.PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
301 PM CST FRI APR 04 2003
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0250 PM GREENFIELD IL 1.00 INCH HAIL
04/04/03 GREENE REPORTED BY GREENE COUNTY
SHERIFFS DEPARTMENT.
0253 PM 2E HARVESTER MO 1.75 INCH HAIL
04/04/03 ST CHARLES DIME TO GOLFBALL SIZED
HAIL.REPORTED BY SEVERE
WEATHER SPOTTERS.PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
301 PM CST FRI APR 04 2003
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0250 PM GREENFIELD IL 1.00 INCH HAIL
04/04/03 GREENE REPORTED BY GREENE COUNTY
SHERIFFS DEPARTMENT.
0253 PM 2E HARVESTER MO 1.75 INCH HAIL
04/04/03 ST CHARLES DIME TO GOLFBALL SIZED
HAIL.REPORTED BY SEVERE
WEATHER SPOTTERS.PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
316 PM CST FRI APR 04 2003
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0255 PM HIGH RIDGE MO 1.50 INCH HAIL
04/04/03 JEFFERSON REPORTED BY SEVERE
WEATHER SPOTTERS.
0255 PM BRIGHTON IL 1.25 INCH HAIL
04/04/03 MACOUPIN REPORTED BY SEVERE
WEATHER SPOTTERS.
0258 PM BUNKER HILL IL 1.75 INCH HAIL
04/04/03 MACOUPIN REPORTED BY SEVERE
WEATHER SPOTTERS.
0303 PM ST. CHARLES MO 1.00 INCH HAIL
04/04/03 ST CHARLES REPORTED BY SEVERE
WEATHER SPOTTERS.
0310 PM OAKVILLE MO 1.00 INCH HAIL
04/04/03 ST LOUIS REPORTED BY AMATEUR RADIO
OPERATOR.PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
316 PM CST FRI APR 04 2003
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0255 PM HIGH RIDGE MO 1.50 INCH HAIL
04/04/03 JEFFERSON REPORTED BY SEVERE
WEATHER SPOTTERS.
0255 PM BRIGHTON IL 1.25 INCH HAIL
04/04/03 MACOUPIN REPORTED BY SEVERE
WEATHER SPOTTERS.
0258 PM BUNKER HILL IL 1.75 INCH HAIL
04/04/03 MACOUPIN REPORTED BY SEVERE
WEATHER SPOTTERS.
0303 PM ST. CHARLES MO 1.00 INCH HAIL
04/04/03 ST CHARLES REPORTED BY SEVERE
WEATHER SPOTTERS.
0310 PM OAKVILLE MO 1.00 INCH HAIL
04/04/03 ST LOUIS REPORTED BY AMATEUR RADIO
OPERATOR.The St Louis radar (KLSX), 23 km away, was scanning. The volume nearest the first event began at 22:12 UTC.
1 thunderstorm wind. Local standard time, as filed.
The St. Louis County Police reported power lines downed by broken tree limbs.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Missouri in 2003Every state in 2003This day in weather historyWarnings in Missouri, April 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: 5348593.