Oklahoma, 1999

Tornado 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.

Where it happened

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

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The toll

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.

What happened

The episode as NWS OUN wrote it up.

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.

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

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

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.
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.

The same day elsewhere

More

Every storm in Oklahoma in 1999Every state in 1999This day in weather historyThe tornado archive for Oklahoma, 1999Warnings in Oklahoma, May 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: 5705957, 5705958, 5705960, 5705961, 5705713, 5705714, 5705715, 5705716, 5705717, 5705956, 5705953, 5705954, 5705959, 5705718, 5705719, 5705720, 5705952, 5705955.