Oklahoma, 1999

Hail and Damaging Winds in Oklahoma, May 9 to 10, 1999

May 9 to 10, 1999 · NWS OUN · 34 events in 23 counties and zones

Severe thunderstorms affected a large part of western Oklahoma and a small portion of central Oklahoma from late afternoon through the evening of the 9th. In addition to numerous reports of 60 mph winds and large hail, a mobile home was blown over 4 miles east-southeast of Erick in Beckham County; the roof of a mobile home was blown off 7 miles southwest of Erick, also in Beckham County; the…

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

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The toll

Deaths
0
Injuries
0
Property damage
$75,000
Crop damage
None recorded
Events
34

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 a large part of western Oklahoma and a small portion of central Oklahoma from late afternoon through the evening of the 9th. In addition to numerous reports of 60 mph winds and large hail, a mobile home was blown over 4 miles east-southeast of Erick in Beckham County; the roof of a mobile home was blown off 7 miles southwest of Erick, also in Beckham County; the steeple was blown off of Canton Christian Church in Canton in Blaine County; and large tree limbs were downed 5 miles east of Arnett in Ellis County. The final report of damage came from Alfalfa County where a roof was ripped off a mobile home, a storage trailer was blown over, and signs were downed.

The radar

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

Open the radar archive at this moment

Event by event

19 thunderstorm wind, 15 hail. Local standard time, as filed.

Thunderstorm Wind, Beckham

When
May 9, 4:55 PM CST
Where
Beckham County, 4 mi ESE of Erick
Measured
58 kt (67 mph)
Property damage
$15,000
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
35.200, -99.800

Thunderstorm Wind, Ellis

When
May 9, 5:08 PM CST
Where
Ellis County, 5 mi E of Arnett
Property damage
$10
Reported by
STORM CHASER
Coordinates
36.130, -99.680

Winds were estimated between 60 mph and 80 mph.

Hail, Washita

When
May 9, 5:25 PM CST
Where
Washita County, 3 mi W of Canute
Measured
0.75 in hail
Reported by
STORM CHASER
Coordinates
35.420, -99.330

Thunderstorm Wind, Dewey

When
May 9, 5:25 PM CST
Where
Dewey County, 4 mi WNW of Camargo
Measured
50 kt (58 mph)
Reported by
AIRPLANE PILOT
Coordinates
36.030, -99.350

Thunderstorm Wind, Woodward

When
May 9, 5:34 PM CST
Where
Woodward County, Woodward
Measured
55 kt (63 mph)
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
36.430, -99.400

Thunderstorm Wind, Beckham

When
May 9, 5:45 PM CST
Where
Beckham County, 7 mi SW of Elk City
Property damage
$15,000
Reported by
LAW ENFORCEMENT
Coordinates
35.350, -99.500

Thunderstorm Wind, Kiowa

When
May 9, 5:48 PM CST
Where
Kiowa County, 12 mi NW of Lone Wolf
Measured
50 kt (58 mph)
Reported by
STORM CHASER
Coordinates
35.100, -99.400

Thunderstorm Wind, Custer

When
May 9, 5:50 PM CST
Where
Custer County, 5 mi W of Custer City
Measured
56 kt (64 mph)
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
35.670, -98.970

Thunderstorm Wind, Dewey

When
May 9, 5:50 PM CST
Where
Dewey County, 3 mi N of Putnam
Measured
50 kt (58 mph)
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
35.900, -98.970

Thunderstorm Wind, Harper

When
May 9, 6:00 PM CST
Where
Harper County, 15 mi SE of Selman
Measured
52 kt (60 mph)
Reported by
STORM CHASER
Coordinates
36.650, -99.300

Thunderstorm Wind, Woods

When
May 9, 6:05 PM CST
Where
Woods County, Freedom
Measured
54 kt (62 mph)
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
36.770, -99.120

Hail, Greer

When
May 9, 6:11 PM CST
Where
Greer County, 10 mi W of Mangum
Measured
0.75 in hail
Reported by
STORM CHASER
Coordinates
34.880, -99.680

Hail, Kiowa

When
May 9, 6:11 PM CST
Where
Kiowa County, 6 mi SSW of Lone Wolf
Measured
0.75 in hail
Reported by
STORM CHASER
Coordinates
34.900, -99.280

Thunderstorm Wind, Woodward

When
May 9, 6:15 PM CST
Where
Woodward County, 6 mi N of Mooreland
Measured
52 kt (60 mph)
Reported by
STORM CHASER
Coordinates
36.520, -99.200

Thunderstorm Wind, Blaine

When
May 9, 6:15 PM CST
Where
Blaine County, Canton
Property damage
$20,000
Reported by
NEWSPAPER
Coordinates
36.070, -98.580

Thunderstorm Wind, Custer

When
May 9, 6:15 PM CST
Where
Custer County, 5 mi NE of Thomas
Measured
52 kt (60 mph)
Reported by
STORM CHASER
Coordinates
35.800, -98.680

Thunderstorm Wind, Blaine

When
May 9, 6:15 PM CST
Where
Blaine County, Watonga
Measured
52 kt (60 mph)
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
35.850, -98.420

Hail, Kiowa

When
May 9, 6:27 PM CST
Where
Kiowa County, 3 mi SE of Cooperton
Measured
0.88 in hail
Reported by
STORM CHASER
Coordinates
34.830, -98.830

Hail, Kiowa

When
May 9, 6:41 PM CST
Where
Kiowa County, Gotebo
Measured
0.75 in hail
Reported by
STORM CHASER
Coordinates
35.070, -98.880

Thunderstorm Wind, Alfalfa

When
May 9, 6:50 PM CST
Where
Alfalfa County, Ingersoll
Property damage
$25,000
Reported by
LAW ENFORCEMENT
Coordinates
36.800, -98.380

Hail, Major

When
May 9, 6:53 PM CST
Where
Major County, 4 mi S of Ringwood
Measured
0.75 in hail
Reported by
STORM CHASER
Coordinates
36.330, -98.250

Thunderstorm Wind, Jackson

When
May 9, 7:14 PM CST
Where
Jackson County, 9 mi S of Altus
Measured
50 kt (58 mph)
Reported by
STORM CHASER
Coordinates
34.500, -99.330

Thunderstorm Wind, Tillman

When
May 9, 7:25 PM CST
Where
Tillman County, 4 mi S of Tipton
Measured
59 kt (68 mph)
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
34.450, -99.130

Hail, Kiowa

When
May 9, 7:30 PM CST
Where
Kiowa County, Roosevelt
Measured
0.75 in hail
Reported by
STORM CHASER
Coordinates
34.850, -99.020

Hail, Caddo

When
May 9, 8:00 PM CST
Where
Caddo County, 8 mi S of Carnegie
Measured
0.75 in hail
Reported by
STORM CHASER
Coordinates
34.980, -98.600

Hail, Comanche

When
May 9, 8:34 PM CST
Where
Comanche County, Fletcher
Measured
1 in hail
Reported by
STORM CHASER
Coordinates
34.820, -98.230

Hail, Caddo

When
May 9, 8:36 PM CST
Where
Caddo County, 1 mi NE of Cyril
Measured
1 in hail
Reported by
STORM CHASER
Coordinates
34.900, -98.180

Hail, Grady

When
May 9, 8:40 PM CST
Where
Grady County, 8 mi N of Verden
Measured
1 in hail
Reported by
STORM CHASER
Coordinates
35.200, -98.080

Thunderstorm Wind, Tillman

When
May 9, 8:55 PM CST
Where
Tillman County, 3 mi WNW of Grandfield
Measured
59 kt (68 mph)
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
34.250, -98.730

Thunderstorm Wind, Stephens

When
May 9, 9:05 PM CST
Where
Stephens County, 2 mi NE of Marlow
Measured
63 kt (72 mph)
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
34.670, -97.930

Hail, Cleveland

When
May 9, 9:35 PM CST
Where
Cleveland County, Norman
Measured
0.88 in hail
Reported by
NWS EMPLOYEE(OFF DUTY)
Coordinates
35.220, -97.450

Hail was reported near the intersection of NE 12th and Rock Creek.

Hail, Johnston

When
May 9, 11:39 PM CST
Where
Johnston County, Tishomingo
Measured
0.88 in hail
Reported by
STORM CHASER
Coordinates
34.230, -96.670

Hail, Atoka

When
May 10, 12:15 AM CST
Where
Atoka County, 5 mi E of Stringtown
Measured
0.88 in hail
Reported by
STORM CHASER
Coordinates
34.470, -95.970

Hail, Bryan

When
May 10, 1:10 AM CST
Where
Bryan County, Colbert
Measured
0.75 in hail
Reported by
STORM CHASER
Coordinates
33.850, -96.500

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.
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 historyWarnings 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: 5705965, 5705966, 5705968, 5705970, 5705967, 5705532, 5705973, 5705969, 5705974, 5705350, 5705352, 5705971, 5705972, 5705351, 5705353, 5705528, 5705529, 5705975, 5705976, 5705526, 5705977, 5705979, 5705527, 5705978, 5705980, 5705981, 5705982, 5705983, 5705530, 5705984, 5705985, 5705986, 5705531, 5705525.