Oklahoma, 1998Flash Flood and Hail in Oklahoma, June 18 to 19, 1998
June 18 to 19, 1998 · NWS OUN · 41 events in 5 counties and zones
Summary of events of June 18, 1998:Severe thunderstorms developed over southwest Oklahoma during the early evening of the 18th and moved across southern Oklahoma, producing large hail, damaging winds, and flash flooding. Storms were particularly persistent over Jefferson County, lasting for more than 4 hours.
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
Open the live radar over this ground
- Deaths
- 0
- Injuries
- 0
- Property damage
- $3,000
- Crop damage
- None recorded
- Events
- 41
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.
Summary of events of June 18, 1998:Severe thunderstorms developed over southwest Oklahoma during the early evening of the 18th and moved across southern Oklahoma, producing large hail, damaging winds, and flash flooding. Storms were particularly persistent over Jefferson County, lasting for more than 4 hours. Rainfall amounts were reported to be in excess of 10 inches near Addington. Wind gusts measured up to 86 mph, and golf ball sized hail fell during the course of the severe thunderstorms in Jefferson County. Love County sustained tree and power line damage from the storms as they tracked across south-central Oklahoma late in the evening. See preceding individual Storm Data entries for further details and additional reports.
Event by event
25 hail, 15 thunderstorm wind, 1 flash flood. Local standard time, as filed.
Hail, Stephens
- When
- June 18, 4:02 PM CST
- Where
- Stephens County, Comanche
- Measured
- 0.88 in hail
- Reported by
- UNKNOWN
- Coordinates
- 34.370, -97.970
Hail, Stephens
- When
- June 18, 4:05 PM CST
- Where
- Stephens County, 3 mi NE of Comanche
- Measured
- 0.75 in hail
- Reported by
- UNKNOWN
- Coordinates
- 34.400, -97.930
Hail, Stephens
- When
- June 18, 4:10 PM CST
- Where
- Stephens County, 6 mi W of Velma
- Measured
- 0.75 in hail
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 34.450, -97.770
Hail, Garvin
- When
- June 18, 4:26 PM CST
- Where
- Garvin County, Foster
- Measured
- 0.88 in hail
- Reported by
- UNKNOWN
- Coordinates
- 34.620, -97.480
Hail, Stephens
- When
- June 18, 5:55 PM CST
- Where
- Stephens County, 2 mi S of Loco
- Measured
- 0.88 in hail
- Reported by
- UNKNOWN
- Coordinates
- 34.300, -97.680
Hail, Garvin
- When
- June 18, 6:00 PM CST
- Where
- Garvin County, Pernell
- Measured
- 0.88 in hail
- Reported by
- UNKNOWN
- Coordinates
- 34.570, -97.500
Hail, Jefferson
- When
- June 18, 6:00 PM CST to 10:00 PM CST
- Where
- Jefferson County, Addington
- Measured
- 1.75 in hail
- Reported by
- NEWSPAPER
- Coordinates
- 34.270, -97.980
Severe thunderstorms lasted for more than 4 hours around Addington. Ranchers near Addington witnessed hail as large as golf balls falling at least 10 times during those thunderstorms. The large hail damaged a barn roof and cracked a car windshield.
Hail, Carter
- When
- June 18, 6:05 PM CST
- Where
- Carter County, Fox
- Measured
- 0.88 in hail
- Reported by
- UNKNOWN
- Coordinates
- 34.350, -97.480
Hail, Jefferson
- When
- June 18, 6:18 PM CST
- Where
- Jefferson County, 4 mi NW of Addington
- Measured
- 0.75 in hail
- Reported by
- UNKNOWN
- Coordinates
- 34.300, -98.030
Hail, Stephens
- When
- June 18, 6:30 PM CST
- Where
- Stephens County, Loco
- Measured
- 1.75 in hail
- Reported by
- UNKNOWN
- Coordinates
- 34.330, -97.680
Thunderstorm Wind, Jefferson
- When
- June 18, 6:35 PM CST
- Where
- Jefferson County, 10 mi E of Waurika
- Measured
- 52 kt (60 mph)
- Reported by
- UNKNOWN
- Coordinates
- 34.170, -97.820
Hail, Carter
- When
- June 18, 6:39 PM CST
- Where
- Carter County, 1 mi W of Tatums
- Measured
- 1 in hail
- Reported by
- UNKNOWN
- Coordinates
- 34.480, -97.470
Thunderstorm Wind, Jefferson
- When
- June 18, 6:40 PM CST
- Where
- Jefferson County, 1 mi N of Ringling
- Measured
- 75 kt (86 mph)
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 34.200, -97.580
Measured by the Oklahoma Mesonet
Hail, Garvin
- When
- June 18, 6:45 PM CST
- Where
- Garvin County, Pernell
- Measured
- 0.88 in hail
- Reported by
- UNKNOWN
- Coordinates
- 34.570, -97.500
Thunderstorm Wind, Jefferson
- When
- June 18, 6:45 PM CST
- Where
- Jefferson County, 1 mi N of Ringling
- Measured
- 65 kt (75 mph)
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 34.200, -97.580
Measured by the Oklahoma Mesonet
Thunderstorm Wind, Jefferson
- When
- June 18, 6:45 PM CST
- Where
- Jefferson County, Claypool
- Property damage
- $2,000
- Reported by
- NEWSPAPER
- Coordinates
- 34.170, -97.750
Severe thunderstorm winds destroyed a vacant trailer house and downed power lines.
Hail, Carter
- When
- June 18, 6:55 PM CST
- Where
- Carter County, 1 mi W of Healdton
- Measured
- 1 in hail
- Reported by
- UNKNOWN
- Coordinates
- 34.230, -97.500
Hail, Jefferson
- When
- June 18, 7:05 PM CST
- Where
- Jefferson County, Ringling
- Measured
- 1.75 in hail
- Reported by
- UNKNOWN
- Coordinates
- 34.180, -97.580
Thunderstorm Wind, Jefferson
- When
- June 18, 7:05 PM CST
- Where
- Jefferson County, Ringling
- Measured
- 52 kt (60 mph)
- Reported by
- UNKNOWN
- Coordinates
- 34.180, -97.580
Hail, Jefferson
- When
- June 18, 7:16 PM CST
- Where
- Jefferson County, Ringling
- Measured
- 1.75 in hail
- Reported by
- UNKNOWN
- Coordinates
- 34.180, -97.580
Hail, Carter
- When
- June 18, 7:26 PM CST
- Where
- Carter County, Lone Grove
- Measured
- 1 in hail
- Reported by
- UNKNOWN
- Coordinates
- 34.170, -97.270
Hail, Carter
- When
- June 18, 7:34 PM CST
- Where
- Carter County, Wilson
- Measured
- 0.75 in hail
- Reported by
- UNKNOWN
- Coordinates
- 34.170, -97.420
Thunderstorm Wind, Carter
- When
- June 18, 7:34 PM CST
- Where
- Carter County, Wilson
- Measured
- 52 kt (60 mph)
- Reported by
- UNKNOWN
- Coordinates
- 34.170, -97.420
Flash Flood, Jefferson
- When
- June 18, 7:45 PM CST to 11:00 PM CST
- Where
- Jefferson County, Addington
- Reported by
- NEWSPAPER
- Coordinates
- 34.111, -97.836 (the zone’s center; the record gives no point)
Over 3 hours of heavy rain from thunderstorms over Jefferson County caused flash flooding of Cow Creek and Monument Creek. Ranchers measured 10 inches of rain in the area before they witnessed the floods.
Thunderstorm Wind, Carter
- When
- June 18, 8:05 PM CST
- Where
- Carter County, 4 mi S of Ardmore
- Measured
- 65 kt (75 mph)
- Reported by
- UNKNOWN
- Coordinates
- 34.130, -97.130
Hail, Jefferson
- When
- June 18, 8:15 PM CST
- Where
- Jefferson County, Addington
- Measured
- 0.88 in hail
- Reported by
- UNKNOWN
- Coordinates
- 34.270, -97.980
Thunderstorm Wind, Love
- When
- June 18, 8:16 PM CST
- Where
- Love County, 2 mi E of Rubottom
- Measured
- 61 kt (70 mph)
- Reported by
- UNKNOWN
- Coordinates
- 33.930, -97.400
Hail, Love
- When
- June 18, 8:20 PM CST
- Where
- Love County, 7 mi W of Overbrook
- Measured
- 0.75 in hail
- Reported by
- UNKNOWN
- Coordinates
- 34.070, -97.270
Thunderstorm Wind, Love
- When
- June 18, 8:20 PM CST
- Where
- Love County, 7 mi W of Overbrook
- Measured
- 52 kt (60 mph)
- Reported by
- UNKNOWN
- Coordinates
- 34.070, -97.270
Thunderstorm Wind, Love
- When
- June 18, 8:20 PM CST
- Where
- Love County, 5 mi E of Overbrook
- Property damage
- $500
- Reported by
- UNKNOWN
- Coordinates
- 34.070, -97.070
Two power poles were blown down.
Thunderstorm Wind, Love
- When
- June 18, 8:20 PM CST
- Where
- Love County, 2 mi SE of Burneyville
- Measured
- 62 kt (71 mph)
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 33.880, -97.270
Measured by the Oklahoma Mesonet
Hail, Carter
- When
- June 18, 8:20 PM CST
- Where
- Carter County, Wilson
- Measured
- 0.88 in hail
- Reported by
- UNKNOWN
- Coordinates
- 34.170, -97.420
Thunderstorm Wind, Love
- When
- June 18, 8:25 PM CST
- Where
- Love County, 2 mi SE of Burneyville
- Measured
- 55 kt (63 mph)
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 33.880, -97.270
Measured by the Oklahoma Mesonet
Thunderstorm Wind, Love
- When
- June 18, 8:30 PM CST
- Where
- Love County, 2 mi SE of Burneyville
- Measured
- 59 kt (68 mph)
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 33.880, -97.270
Measured by the Oklahoma Mesonet
Thunderstorm Wind, Love
- When
- June 18, 8:32 PM CST
- Where
- Love County, Burneyville
- Measured
- 52 kt (60 mph)
- Reported by
- UNKNOWN
- Coordinates
- 33.900, -97.280
Hail, Jefferson
- When
- June 18, 8:45 PM CST
- Where
- Jefferson County, 2 mi N of Addington
- Measured
- 1.75 in hail
- Reported by
- UNKNOWN
- Coordinates
- 34.280, -97.980
Thunderstorm Wind, Love
- When
- June 18, 9:15 PM CST
- Where
- Love County, Leon
- Property damage
- $250
- Reported by
- UNKNOWN
- Coordinates
- 33.880, -97.430
Severe thunderstorm winds downed trees.
Hail, Jefferson
- When
- June 18, 9:45 PM CST
- Where
- Jefferson County, 7 mi E of Addington
- Measured
- 0.75 in hail
- Reported by
- UNKNOWN
- Coordinates
- 34.270, -97.870
Hail, Stephens
- When
- June 18, 10:45 PM CST
- Where
- Stephens County, 10 mi E of Duncan
- Measured
- 0.75 in hail
- Reported by
- UNKNOWN
- Coordinates
- 34.520, -97.770
Hail, Stephens
- When
- June 18, 11:00 PM CST
- Where
- Stephens County, 10 mi E of Duncan
- Measured
- 1 in hail
- Reported by
- UNKNOWN
- Coordinates
- 34.520, -97.770
Hail, Stephens
- When
- June 19, 12:00 AM CST
- Where
- Stephens County, 3 mi N of Velma
- Measured
- 0.75 in hail
- Reported by
- UNKNOWN
- Coordinates
- 34.500, -97.670
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
- 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.
- 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.
- Tornadoes and Damaging Winds in Wisconsin, June 18, 199815 injured · $2.0 million · F1 · 29 events
- Tornado and Flash Flooding in Iowa, June 18, 1998$3.7 million · F1 · 78 events
- Flood and Hail in Wisconsin, June 18, 19985 injured · $1.4 million · 56 kt wind · 36 events
- Tornadoes and Hail in Illinois, June 18, 1998$116,000 · F2 · 16 events
- Flooding in Iowa, June 18 to 20, 1998$9.1 million · 16 events
- Tornadoes and Hail in Iowa, June 18, 19982 injured · $488,000 · F1 · 34 events
- Tornadoes and Hail in Minnesota, June 18, 1998$1.0 million · F1 · 13 events
- Damaging Winds in Iowa, June 18, 19981 injured · $1.2 million · 100 kt wind · 12 events
- Flash Flood in Maine, June 18, 1998$1.5 million · 1 event
- Tornado and Flash Flooding in North Dakota, June 18, 1998$750,000 · F0 · 13 events
- Tornado and Flash Flooding in Oklahoma, June 18 to 19, 1998$36,000 · F0 · 72 events
- Flood in Nebraska, June 18, 1998$500,000 · 1 event
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: 5668026, 5668029, 5668027, 5668028, 5668042, 5668038, 5668116, 5668039, 5668041, 5668034, 5668033, 5668040, 5668118, 5668032, 5668037, 5668119, 5668031, 5668035, 5668036, 5668030, 5668043, 5668044, 5668045, 5668117, 5668047, 5668046, 5668048, 5668049, 5668050, 5668051, 5668105, 5668108, 5668106, 5668107, 5668109, 5668110, 5668112, 5668113, 5668111, 5668114, and more.