Oklahoma, 1999Tornado and Hail in Oklahoma, May 4, 1999
May 4, 1999 · NWS OUN · 18 events in 12 counties and zones
Severe thunderstorms affected parts of southwest and central Oklahoma from early morning through mid-afternoon of the 4th. One tornado, rated F0, was observed by 2 persons about 7 miles north-northeast of Norman in Cleveland County, near Stanley Draper Lake.
Every event with a place to put it; 2 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
- $35,000
- Crop damage
- None recorded
- Events
- 18
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.
Severe thunderstorms affected parts of southwest and central Oklahoma from early morning through mid-afternoon of the 4th. One tornado, rated F0, was observed by 2 persons about 7 miles north-northeast of Norman in Cleveland County, near Stanley Draper Lake. The only known damage occurred to fences, which were blown down near the intersection of Midwest Blvd. and SE 149th. There were also numerous reports of straight-line wind damage associated with other severe thunderstorms. Several trees were blown down at 0600 CST on Pecan Rd. and Kyme Rd. in Ponca City in Kay County. Trees were reported down again in Ponca City at 0655 CST, and power lines were downed 3 miles east of Ponca City. The last report of damage from Kay County involved a lightning strike. Lightning struck the roof of a house on North 5th St. in Ponca City, causing a large fire. Lightning also struck a barn in Yale in Payne County, setting it on fire, which then spread to a nearby barn. Other reports of damage included a blown down fence at the Postal Service Training Center in Norman in Cleveland County, large tree limbs blown down in Agra in Lincoln County, large tree limbs and power lines downed in Pauls Valley in Garvin County, and a large tree blown down at Elks Country Club in Duncan in Stephens County.
Event by event
8 thunderstorm wind, 7 hail, 2 lightning, 1 tornado. Local standard time, as filed.
Thunderstorm Wind, Kay
- When
- May 4, 6:00 AM CST
- Where
- Kay County, Ponca City
- Property damage
- $1,000
- Reported by
- NEWSPAPER
- Coordinates
- 36.700, -97.080
Lightning, Kay
- When
- May 4, 6:00 AM CST
- Where
- Kay County, Ponca City
- Property damage
- $10,000
- Reported by
- NEWSPAPER
- Coordinates
- 36.818, -97.144 (the zone’s center; the record gives no point)
Thunderstorm Wind, Cleveland
- When
- May 4, 6:00 AM CST
- Where
- Cleveland County, Norman
- Property damage
- $2,000
- Reported by
- OTHER FEDERAL AGENCY
- Coordinates
- 35.220, -97.450
Tornado, Cleveland
- When
- May 4, 6:00 AM CST to 6:03 AM CST
- Where
- Cleveland County, Norman to 7 mi NNE of Norman
- Rating
- F0
- Path length
- 2 mi
- Path width
- 50 yd
- Property damage
- $1,000
- Reported by
- STORM CHASER
- Coordinates
- 35.320, -97.400
Hail, Oklahoma
- When
- May 4, 6:15 AM CST
- Where
- Oklahoma County, Midwest City
- Measured
- 0.88 in hail
- Reported by
- STORM CHASER
- Coordinates
- 35.450, -97.400
Hail, Canadian
- When
- May 4, 6:20 AM CST
- Where
- Canadian County, 1 mi SE of Union City
- Measured
- 1 in hail
- Reported by
- STORM CHASER
- Coordinates
- 35.370, -97.920
Hail, Jackson
- When
- May 4, 6:45 AM CST
- Where
- Jackson County, Friendship
- Measured
- 0.88 in hail
- Reported by
- STORM CHASER
- Coordinates
- 34.700, -99.230
Thunderstorm Wind, Kay
- When
- May 4, 6:55 AM CST
- Where
- Kay County, 3 mi E of Ponca City
- Property damage
- $500
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 36.700, -97.030
Thunderstorm Wind, Kay
- When
- May 4, 6:55 AM CST
- Where
- Kay County, Ponca City
- Property damage
- $100
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 36.700, -97.080
Thunderstorm Wind, Lincoln
- When
- May 4, 7:07 AM CST
- Where
- Lincoln County, Agra
- Property damage
- $100
- Reported by
- STORM CHASER
- Coordinates
- 35.880, -96.870
Hail, Oklahoma
- When
- May 4, 7:10 AM CST
- Where
- Oklahoma County, Oklahoma City
- Measured
- 1 in hail
- Reported by
- STORM CHASER
- Coordinates
- 35.480, -97.530
Hail was reported about 1 mile south of Wiley Post Airport.
Lightning, Payne
- When
- May 4, 7:30 AM CST
- Where
- Payne County, Yale
- Property damage
- $20,000
- Reported by
- NEWSPAPER
- Coordinates
- 36.077, -96.976 (the zone’s center; the record gives no point)
Thunderstorm Wind, Garvin
- When
- May 4, 8:00 AM CST
- Where
- Garvin County, Pauls Valley
- Property damage
- $500
- Reported by
- NEWSPAPER
- Coordinates
- 34.730, -97.220
Hail, Comanche
- When
- May 4, 8:45 AM CST
- Where
- Comanche County, 3 mi S of Elgin
- Measured
- 0.88 in hail
- Reported by
- STORM CHASER
- Coordinates
- 34.730, -98.280
Thunderstorm Wind, Atoka
- When
- May 4, 9:30 AM CST
- Where
- Atoka County, Atoka
- Measured
- 52 kt (60 mph)
- Reported by
- STORM CHASER
- Coordinates
- 34.380, -96.130
Hail, Oklahoma
- When
- May 4, 9:30 AM CST
- Where
- Oklahoma County, 4 mi N of Bethany
- Measured
- 1 in hail
- Reported by
- STORM CHASER
- Coordinates
- 35.570, -97.630
Hail, Pontotoc
- When
- May 4, 11:38 AM CST
- Where
- Pontotoc County, Allen
- Measured
- 1 in hail
- Reported by
- STORM CHASER
- Coordinates
- 34.880, -96.400
Thunderstorm Wind, Stephens
- When
- May 4, 2:20 PM CST
- Where
- Stephens County, Duncan
- Property damage
- $100
- Reported by
- NEWSPAPER
- Coordinates
- 34.520, -97.950
- 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.
- Lightning
- A lightning strike that killed, injured or caused damage.
- 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.
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
After NWS Directive 10-1605, the rules offices file Storm Data by.
- Tornado in Texas, May 4, 199922 injured · $125 million · F3 · 1 event
- Tornado in Texas, May 4, 19991 death · $330,000 · F3 · 1 event
- Tornado in Arkansas, May 4, 1999$600,000 · F3 · 1 event
- Tornadoes and Flash Flood in Arkansas, May 4, 19991 injured · $118,000 · F3 · 17 events
- Tornado in Texas, May 4, 19992 injured · $19 million · F2 · 1 event
- Tornado in Missouri, May 4, 19991 injured · $50,000 · F3 · 1 event
- Tornado in Texas, May 4, 19997 injured · $600,000 · F2 · 1 event
- Flash Flooding in Missouri, May 4 to 5, 19991 death · $110,000 · 21 events
- Tornado in Texas, May 4, 1999$6.0 million · F2 · 1 event
- Tornado in Texas, May 4, 1999F3 · 1 event
- Tornado in Texas, May 4, 1999$5,000 · F3 · 1 event
- Tornado in Arkansas, May 4, 1999F3 · 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: 5705957, 5705958, 5705960, 5705961, 5705713, 5705714, 5705715, 5705716, 5705717, 5705956, 5705953, 5705954, 5705959, 5705718, 5705719, 5705720, 5705952, 5705955.