1 flood, as filed by the National Weather Service.
Every event with a place to put it; 1 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 Wilmington, OH wrote its last area forecast discussion before the first event at Mar 20, 3:45 PM EST, 2 hours earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE WILMINGTON OH 345 PM EST THU MAR 20 2003 SO FAR HAVE SEEN JUST ISOLATED THUNDERSTORMS IN THE FORECAST AREA. BUT CLUSTER OF STORMS WILL SOON BE MOVING IN FROM THE SOUTH WHILE BULK OF ACTIVITY HAS BEEN TO THE WEST OF THE AREA. PLENTY OF INSTABILITY AROUND WITH FAVORABLE WET BULB HEIGHTS SUGGEST SCATTERED THUNDERSTORMS WITH HAIL INTO THE EVENING. APPEARS THAT WEAKENING MCS WILL MOVE NORTHEAST UP THE OHIO VALLEY LATER TONIGHT AHEAD OF MAIN SHORT WAVE. EXPECT THIS TO BRING AT LEAST SOME RAINFALL TO THE ENTIRE AREA. THIS PRECIPITATION COULD LINGER INTO FRIDAY MORNING ACROSS THE NORTHERN ZONES. THEN COLD FRONT WILL SWING THROUGH DURING THE DAY. MIGHT BE SUFFICIENT LOW LEVEL MOISTURE AND INSTABILITY TO DEVELOP SOME SHOWERS ALONG THE BOUNDARY. HAVE GONE ALONG WITH WARMER HIGHS SUGGESTED BY ETA 2 METER TEMPERATURES. MODELS DIVERGE A BIT IN TIMING OF THE NEXT CLOSED LOW MOVING ACROSS THE GREAT LAKES ON SATURDAY. BUT NO MATTER AS THE MAIN EFFECTS OF THIS SYSTEM SHOULD STAY NORTH OF THE AREA. NEXT CHANCE OF PRECIPITATION STILL APPEARS TO BE FOR TUESDAY AND WEDNESDAY. .ILN...NONE.
INZ050-058-059-066-073>075-080-KYZ089>100-OHZ026-034-035-042>046- 051>056-060>065-070>074-077>082-088-201045- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE WILMINGTON OH 348 AM EST THU MAR 20 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN INDIANA...NORTHERN KENTUCKY AND THE SOUTHWEST QUARTER OF OHIO. .DAY ONE...TODAY SCATTERED THUNDERSTORMS WILL BE FOUND OVER THE ENTIRE REGION TODAY. THE ATMOSPHERE SHOULD BE ABLE TO SUPPORT SMALL HAIL IN MOST OF THESE STORMS...AND A FEW OF THEM COULD PRODUCE LARGE HAIL AND POSSIBLY DAMAGING WINDS. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY SCATTERED THUNDERSTORMS REMAIN POSSIBLE TONIGHT INTO EARLY FRIDAY. THESE STORMS MAY PRODUCE HAIL AND DAMAGING WIND. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED. FRANKS
INZ050-058-059-066-073>075-080-KYZ089>100-OHZ026-034-035-042>046- 051>056-060>065-070>074-077>082-088-202100- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE WILMINGTON OH 1150 AM EST THU MAR 20 2003 A LOW PRESSURE SYSTEM WILL MOVE SLOWLY EAST ACROSS THE MID MISSISSIPPI VALLEY THROUGH TONIGHT. AS IT DOES...SOUTHERLY WINDS OUT AHEAD OF THE LOW WILL PULL WARM AND MOIST AIR INTO THE OHIO VALLEY. THIS WILL ALLOW THE AIRMASS ACROSS THE REGION TO BECOME UNSTABLE WITH SCATTERED SHOWERS AND THUNDERSTORMS DEVELOPING THROUGH THE AFTERNOON. THE STORM PREDICTION CENTER HAS PLACED THE ENTIRE REGION UNDER A SLIGHT RISK FOR SEVERE THUNDERSTORMS. THE MAIN THREAT FROM THESE STORMS WILL BE LARGE HAIL...ALTHOUGH DAMAGING WINDS ARE ALSO POSSIBLE. SPOTTER ACTIVATION MAY BE NECESSARY LATER THIS AFTERNOON. STAY TUNED TO NOAA WEATHER RADIO AND OTHER MEDIA OUTLETS FOR FURTHER DETAILS OR UPDATES.
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON, OH
326 PM EST THU MAR 20 2003
TIME(EST) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0300 PM MIDLAND OH .88 INCH HAIL
03/20/03 CLINTON HAIL COVERING GROUNDPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON, OH
354 PM EST THU MAR 20 2003
TIME(EST) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0344 PM 1 E LONDON OH .88 INCH HAIL
03/20/03 MADISON
0347 PM 1 N LONDON OH .88 INCH HAIL
03/20/03 MADISONThe national radar mosaic for the moment the first event began.
1 flood. Local standard time, as filed.
Thunderstorms producing heavy rain caused minor flooding of roadways across the western part of the county.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Kentucky in 2003Every state in 2003This day in weather historyWarnings in Kentucky, March 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: 5344599.