Flash Flood, Monroe
- When
- May 20, 10:41 PM EST to May 21, 1:40 AM EST
- Where
- Monroe County, Duffy
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 39.727, -81.083 (the zone’s center; the record gives no point)
State Route 7 flooded.
Flash Flood in Ohio, May 20 to 21, 2003
1 flash flood, as filed by the National Weather Service.
Where it happened
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.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 1
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.
What forecasters said that day
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 Pittsburgh, PA wrote its last area forecast discussion before the first event at May 20, 8:02 PM EST, 2 hours 39 minutes earlier.
Area forecast discussion, May 20, 8:02 PM EST, 2 hours 39 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PITTSBURGH PA 902 PM EDT TUE MAY 20 2003 UPDATED TO ADD PATCHY FOG AND REMOVE TSRA. FCSTID = 12 .PBZ... MD...NONE. OH...NONE. PA...NONE. WV...NONE. WDK
Hazardous weather outlook, May 20, 3:50 AM EST, 18 hours 51 minutes before
MDZ001-OHZ039>041-048>050-057>059-068-069-PAZ007>009-013>016-020>023- 029>032-WVZ001>004-012-021>023-041-201100- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE PITTSBURGH PA 450 AM EDT TUE MAY 20 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN PENNSYLVANIA EAST CENTRAL OHIO...NORTHERN WEST VIRGINIA AND GARRETT COUNTY MARYLAND. .DAY ONE...TODAY SHOWERS AND THUNDERSTORMS WILL MOVE INTO THE REGION TODAY. SOME OF THESE STORMS COULD PRODUCE BRIEF HEAVY DOWNPOURS AND GUSTY WINDS... MAINLY THIS AFTERNOON AND EVENING. HOWEVER...AT THIS TIME HAZARDOUS WEATHER IS NOT EXPECTED. .DAYS TWO THROUGH SEVEN... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER CALL TO ACTION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED.
The radar
The Pittsburgh radar (KPBZ), 116 km away, was scanning. The volume nearest the first event began at 03:41 UTC.
Event by event
1 flash flood. Local standard time, as filed.
What these are
- Flash Flood
- Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Flooding in Illinois, May 20 to 28, 2003
- Flooding in Iowa, May 20 to 28, 2003
- Hail in Arkansas, May 20, 2003
- Damaging Wind in Ohio, May 20, 2003
- Waterspout in Gulf of Mexico, May 20, 2003
- Flood in Alabama, May 20 to 22, 2003
- Waterspout in Gulf of Mexico, May 20, 2003
- Marine Thunderstorm Wind in Gulf of Mexico, May 20, 2003
- Waterspout in Gulf of Mexico, May 20, 2003
- Waterspout in Gulf of Mexico, May 20, 2003
- Waterspout in Gulf of Mexico, May 20, 2003
- Damaging Wind in Florida, May 20, 2003
More
Every storm in Ohio in 2003Every state in 2003This day in weather historyWarnings in Ohio, May 2003
Sources
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: 5356328.