Ohio, 1999

Tornado and Damaging Winds in Ohio, July 9, 1999

July 9, 1999 · NWS ILN · 21 events in 19 counties and zones

20 thunderstorm wind, 1 tornado, as filed by the National Weather Service.

Where it happened

Every event with a place to put it. 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

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
$155,000
Crop damage
None recorded
Events
21

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 radar

The Cincinnati radar (KILN), 150 km away, was scanning. The volume nearest the first event began at 21:21 UTC.

Open the radar archive at this moment

Event by event

20 thunderstorm wind, 1 tornado. Local standard time, as filed.

Thunderstorm Wind, Hardin

When
July 9, 4:20 PM EST to 4:25 PM EST
Where
Hardin County, Ada
Measured
60 kt (69 mph)
Property damage
$50,000
Reported by
LAW ENFORCEMENT
Coordinates
40.770, -83.820

A television tower was blown over, a roof damaged, and trees and power poles were downed.

Thunderstorm Wind, Auglaize

When
July 9, 4:43 PM EST to 4:45 PM EST
Where
Auglaize County, Cridersville
Measured
50 kt (58 mph)
Property damage
$3,000
Reported by
LAW ENFORCEMENT
Coordinates
40.650, -84.130

Numerous large limbs downed.

Thunderstorm Wind, Auglaize

When
July 9, 5:10 PM EST to 5:15 PM EST
Where
Auglaize County, Wapakoneta
Measured
50 kt (58 mph)
Property damage
$5,000
Reported by
LAW ENFORCEMENT
Coordinates
40.570, -84.200

Trees downed.

Thunderstorm Wind, Shelby

When
July 9, 5:33 PM EST to 5:40 PM EST
Where
Shelby County, Jackson Center
Measured
60 kt (69 mph)
Property damage
$25,000
Reported by
TRAINED SPOTTER
Coordinates
40.430, -84.030

Roofs were damaged on several buildings and trees were knocked down.

Thunderstorm Wind, Preble

When
July 9, 6:04 PM EST to 6:05 PM EST
Where
Preble County, West Alexandria
Measured
60 kt (69 mph)
Reported by
TRAINED SPOTTER
Coordinates
39.750, -84.530

Winds gusted to 70 mph.

Tornado, Miami

When
July 9, 6:05 PM EST to 6:10 PM EST
Where
Miami County, Potsdam
Rating
F0
Path length
0.3 mi
Path width
50 yd
Property damage
$10,000
Reported by
NWS STORM SURVEY
Coordinates
39.970, -84.420

A weak tornado knocked down trees and power lines and made a path through a corn field.

Thunderstorm Wind, Miami

When
July 9, 6:15 PM EST to 6:20 PM EST
Where
Miami County, West Milton
Measured
50 kt (58 mph)
Property damage
$5,000
Reported by
NWS STORM SURVEY
Coordinates
39.970, -84.330

Trees and power lines downed.

Thunderstorm Wind, Union

When
July 9, 6:16 PM EST to 6:17 PM EST
Where
Union County, 5 mi E of Marysville
Measured
60 kt (69 mph)
Reported by
TRAINED SPOTTER
Coordinates
40.230, -83.270

Winds gusted to 70 mph.

Thunderstorm Wind, Champaign

When
July 9, 6:31 PM EST to 6:35 PM EST
Where
Champaign County, St Paris
Measured
50 kt (58 mph)
Property damage
$3,000
Reported by
LAW ENFORCEMENT
Coordinates
40.120, -83.950

Trees knocked down.

Thunderstorm Wind, Montgomery

When
July 9, 6:39 PM EST to 6:45 PM EST
Where
Montgomery County, Englewood
Measured
52 kt (60 mph)
Reported by
TRAINED SPOTTER
Coordinates
39.870, -84.300

Winds gusted to 60 mph.

Thunderstorm Wind, Clark

When
July 9, 7:00 PM EST to 7:05 PM EST
Where
Clark County, Donnelsville
Measured
50 kt (58 mph)
Property damage
$5,000
Reported by
LAW ENFORCEMENT
Coordinates
39.920, -83.950

Trees downed.

Thunderstorm Wind, Franklin

When
July 9, 7:15 PM EST to 7:20 PM EST
Where
Franklin County, Gahanna
Measured
50 kt (58 mph)
Property damage
$5,000
Reported by
LAW ENFORCEMENT
Coordinates
40.020, -82.870

Trees and power lines knocked down.

Thunderstorm Wind, Licking

When
July 9, 7:25 PM EST to 7:45 PM EST
Where
Licking County, Countywide
Measured
50 kt (58 mph)
Property damage
$10,000
Reported by
LAW ENFORCEMENT
Coordinates
40.120, -82.470

Trees down in numerous locations.

Thunderstorm Wind, Greene

When
July 9, 7:30 PM EST to 7:35 PM EST
Where
Greene County, Xenia
Measured
50 kt (58 mph)
Property damage
$5,000
Reported by
TRAINED SPOTTER
Coordinates
39.680, -83.930

Trees and power lines downed.

Thunderstorm Wind, Butler

When
July 9, 7:34 PM EST
Where
Butler County, Hamilton Arpt
Measured
51 kt (59 mph)
Property damage
$5,000
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
39.370, -84.520

Winds gusted to 60 mph at the Hamilton airport. Also, trees and power lines were knocked down.

Thunderstorm Wind, Madison

When
July 9, 7:50 PM EST to 7:55 PM EST
Where
Madison County, Madison Lake
Measured
50 kt (58 mph)
Property damage
$5,000
Reported by
LAW ENFORCEMENT
Coordinates
39.870, -83.380

Trees downed.

Thunderstorm Wind, Hamilton

When
July 9, 8:08 PM EST to 8:15 PM EST
Where
Hamilton County, Miamitown
Measured
50 kt (58 mph)
Property damage
$3,000
Reported by
LAW ENFORCEMENT
Coordinates
39.220, -84.700

Trees knocked down.

Thunderstorm Wind, Warren

When
July 9, 8:10 PM EST to 8:15 PM EST
Where
Warren County, Waynesville to Oregonia
Measured
50 kt (58 mph)
Property damage
$5,000
Reported by
LAW ENFORCEMENT
Coordinates
39.530, -84.080

Trees and power lines downed.

Thunderstorm Wind, Clinton

When
July 9, 8:15 PM EST to 8:20 PM EST
Where
Clinton County, Midland to Westboro
Measured
50 kt (58 mph)
Property damage
$3,000
Reported by
LAW ENFORCEMENT
Coordinates
39.300, -83.920

Trees downed.

Thunderstorm Wind, Clermont

When
July 9, 8:30 PM EST to 8:35 PM EST
Where
Clermont County, Goshen
Measured
50 kt (58 mph)
Property damage
$3,000
Reported by
LAW ENFORCEMENT
Coordinates
39.230, -84.170

Trees knocked down.

Thunderstorm Wind, Highland

When
July 9, 8:30 PM EST to 8:35 PM EST
Where
Highland County, Hillsboro
Measured
50 kt (58 mph)
Property damage
$5,000
Reported by
NEWSPAPER
Coordinates
39.200, -83.620

Numerous large tree limbs were knocked down, some of which fell across roads.

What these are

Thunderstorm Wind
Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
Tornado
A violently rotating column of air in contact with the ground and extending from a thunderstorm, filed with its path, width and Fujita or Enhanced Fujita rating from the damage survey.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Ohio in 1999Every state in 1999This day in weather historyThe tornado archive for Ohio, 1999Warnings in Ohio, July 1999

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: 5708123, 5706845, 5708124, 5708125, 5706833, 5708128, 5708129, 5706834, 5708126, 5708127, 5706835, 5706836, 5706837, 5706838, 5706839, 5706840, 5706841, 5706843, 5706842, 5706844, 5706846.