1 hail, 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 5, 2:30 PM CST, 4 hours 45 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE ST LOUIS MO 330 PM CDT THU APR 5 2001 STG TSTMS CONT TO DVLP OVR NERN KS NWRN MO AND MOV NEWD INTO SWRN IA ALNG STNRY FNT EXTDG FM WRN IA SW THRU SERN NE SWRN KS AND AHD OF WK SHRTWV TROF MOVG NEWD THRU WRN IA. NRN MO APRS TO BE MAIN FOCUS FOR CONVECTION AS THE STNRY FNT SHIFTS SEWD ACRS NRN KS AND SRN IA LTR TGT...AND AS WRMFNT CONTS TO MOV NEWD THRU NERN MO W CNTRL IL LATE THIS AFTN INTO THIS EVENING. ETA MDL DEPICTS K INDICES INCRSG TO 30 TO 35 ALNG SFC BNDRY ALNG IA MO BRDR LTR TGT AND EARLY FRI MRNG. BEST 850 MB WAA...THETA E ADVCTN AND MOISTURE CNVG ALSO ACRS NRN MO ON NOSE OF 30-40 KT SWLY LOW LVL FLOW. UPR DIVERGENCE ALSO NOTED OVR IA ARND 12Z FRI IN RGT ENTRANCE REGION OF JT STRK MOVG THRU NRN GRT LKS REGION. SEE LTL FRCG FOR CONVECTION FURTHER S ACRS CNTRL SRN MO TGT AND FRI IN WRM SECTOR. SHOULD SEE A LINE OF CONVECTION RACE E-NEWD THRU CWFA FRI NGT AHD OF WK SFC TROF/DRY LINE. ETA MDL HAS A N-S STRIPE OF RELATIVELY HI K INDICES ARND 25-30...AND NEGATIVE LOW-MID LVL DELTA THETA E VALUES DEPICING CONVECTIVE INSTABILITY FRI NGT WITH DRY INTRUSION. ETA MDL ALSO DEPICTS FAIRLY STG THETA E ADVCTN AND MOISTURE CNVG ON NOSE OF 75 KT SLWY LLJ AT 06Z SAT. EVEN OUTSIDE CONVECTION GRADIENT WNDS WL BE STG FRI NGT AND SAT AS INTENSE UPR AND SFC SYSTEM PULLS NEWD ACRS THE NRN PLAINS STATES. WL GO ABV GUIDANCE ON MAX TEMPS ON FRI WITH STG SWLY LOW LVL WNDS AND PLENTY OF BRKS IN CLOUDS ESPECIALLY OVR THE SRN PTN OF THE CWFA. SHOULD BE WRMR THAN TDA AND TEMPS GETTING CLOSE TO 80 DGRS THIS AFTN OVR CNTRL MO. .STL...NONE GKS
The St Louis radar (KLSX), 166 km away, was scanning. The volume nearest the first event began at 01:15 UTC.
1 hail. Local standard time, as filed.
Hail approaching the size of baseballs pounded the Dover area along Highway Z. Several vehicles were severely damaged. Several homes in the area suffered roof and siding damage and broken windows. A motorhome damaged by the storm looked like "somebody took a hammer to every inch of it."
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Missouri in 2001Every state in 2001This day in weather historyWarnings in Missouri, April 2001
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: 5244138.