Oklahoma, 1999

Hail and Damaging Winds in Oklahoma, May 31, 1999

May 31, 1999 · NWS TSA · 20 events in 12 counties and zones

Summary of events for May 31 1999:A line of severe thunderstorms moved southward out of Kansas early on the morning of Memorial Day, May 31. This line quickly swept southward through all of eastern Oklahoma before finally weakening below severe limits in far southeast Oklahoma.

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
$25,000
Crop damage
None recorded
Events
20

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 TSA wrote it up.

Summary of events for May 31 1999:A line of severe thunderstorms moved southward out of Kansas early on the morning of Memorial Day, May 31. This line quickly swept southward through all of eastern Oklahoma before finally weakening below severe limits in far southeast Oklahoma. These storms mainly produced damaging winds.

The radar

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

Open the radar archive at this moment

Event by event

18 thunderstorm wind, 2 hail. Local standard time, as filed.

Thunderstorm Wind, Osage

When
May 31, 1:45 AM CST
Where
Osage County, Foraker
Property damage
$100
Reported by
GENERAL PUBLIC
Coordinates
36.870, -96.550

Tree limbs were blown down in Foraker.

Hail, Washington

When
May 31, 3:15 AM CST
Where
Washington County, Dewey
Measured
0.75 in hail
Reported by
AMATEUR RADIO
Coordinates
36.800, -95.930

Thunderstorm Wind, Nowata

When
May 31, 3:30 AM CST
Where
Nowata County, Lenapah
Property damage
$100
Reported by
GENERAL PUBLIC
Coordinates
36.850, -95.630

Several 3-inch tree limbs were blown down.

Thunderstorm Wind, Osage

When
May 31, 3:40 AM CST
Where
Osage County, Hominy
Measured
52 kt (60 mph)
Reported by
AMATEUR RADIO
Coordinates
36.420, -96.400

Thunderstorm Wind, Tulsa

When
May 31, 3:53 AM CST to 3:58 AM CST
Where
Tulsa County, Collinsville to Owasso
Property damage
$12,000
Reported by
AMATEUR RADIO
Coordinates
36.370, -95.830

In Collinsville, a 150-year old tree was blown onto a house, leaving a large hole in the roof. In Owasso, tree limbs were blown down, and the roof was blown off of a metal shed.

Thunderstorm Wind, Osage

When
May 31, 4:00 AM CST
Where
Osage County, Skiatook to 7 mi W of Skiatook
Property damage
$8,000
Reported by
OTHER FEDERAL AGENCY
Coordinates
36.370, -96.130

Part of the roof of a daycare center located 2 miles west of Skiatook was blown off. Just north of Skiatook Lake, a home had several shingles blown off, and several 3-inch diameter tree limbs were blown down.

Hail, Tulsa

When
May 31, 4:10 AM CST
Where
Tulsa County, Owasso
Measured
0.75 in hail
Reported by
AMATEUR RADIO
Coordinates
36.270, -95.850

Thunderstorm Wind, Rogers

When
May 31, 4:15 AM CST
Where
Rogers County, 5 mi E of Catoosa
Measured
61 kt (70 mph)
Reported by
TRAINED SPOTTER
Coordinates
36.180, -95.670

Wind gusts estimated near 70 miles an hour caused tree damage east of Catoosa.

Thunderstorm Wind, Tulsa

When
May 31, 4:15 AM CST
Where
Tulsa County, 9 mi E of Tulsa
Property damage
$500
Reported by
TRAINED SPOTTER
Coordinates
36.150, -95.780

Several trees (3-4 inch tree trunks, 6-8 feet tall) were blown down in the median of 11th Street South near Memorial Drive in Tulsa. A large road sign was blown down onto I-244 near US Hwy 169 in Tulsa.

Thunderstorm Wind, Tulsa

When
May 31, 4:25 AM CST to 4:30 AM CST
Where
Tulsa County, Broken Arrow
Measured
52 kt (60 mph)
Property damage
$100
Reported by
NWS EMPLOYEE(OFF DUTY)
Coordinates
36.050, -95.780

Several large tree limbs were blown down in Wedgewood Park (near 81st and 145th East Avenue) by winds estimated at 60 miles an hour. Throughout Tulsa County, between 15,000 and 20,000 electric customers lost power when the storm caused tree limbs to fall onto power lines, lightning to hit transformers and wind gusts to blow down power lines.

Thunderstorm Wind, Rogers

When
May 31, 4:40 AM CST
Where
Rogers County, Inola
Property damage
$100
Reported by
LAW ENFORCEMENT
Coordinates
36.150, -95.500

Tree limbs were blown down in Inola.

Thunderstorm Wind, Wagoner

When
May 31, 4:50 AM CST
Where
Wagoner County, Coweta
Property damage
$100
Reported by
LAW ENFORCEMENT
Coordinates
35.950, -95.650

Tree limbs were blown down in Coweta.

Thunderstorm Wind, Mayes

When
May 31, 5:00 AM CST
Where
Mayes County, 3 mi E of Locust Grove
Property damage
$3,000
Reported by
EMERGENCY MANAGER
Coordinates
36.200, -95.120

Trees and power lines were blown down east of Locust Grove.

Thunderstorm Wind, Wagoner

When
May 31, 5:10 AM CST
Where
Wagoner County, 2 mi E of Redbird
Property damage
$500
Reported by
TRAINED SPOTTER
Coordinates
35.880, -95.570

Several large trees were blown down east of Redbird at the Hilltop Golf Course.

Thunderstorm Wind, Adair

When
May 31, 5:50 AM CST
Where
Adair County, Westville
Property damage
$100
Reported by
LAW ENFORCEMENT
Coordinates
35.980, -94.570

Several 4-inch diameter tree limbs were blown down in Westville.

Thunderstorm Wind, McIntosh

When
May 31, 6:05 AM CST
Where
McIntosh County, Eufaula
Measured
54 kt (62 mph)
Reported by
EMERGENCY MANAGER
Coordinates
35.280, -95.580

Thunderstorm Wind, Pittsburg

When
May 31, 6:45 AM CST
Where
Pittsburg County, Hartshorne
Property damage
$100
Reported by
EMERGENCY MANAGER
Coordinates
34.830, -95.530

Several 6 to 8-inch tree limbs were blown down in Hartshorne.

Thunderstorm Wind, Latimer

When
May 31, 6:45 AM CST
Where
Latimer County, Gowen
Property damage
$100
Reported by
POST OFFICE
Coordinates
34.870, -95.470

Several large tree limbs were blown down in Gowen.

Thunderstorm Wind, Latimer

When
May 31, 7:00 AM CST
Where
Latimer County, Red Oak
Property damage
$100
Reported by
GENERAL PUBLIC
Coordinates
34.950, -95.080

Several 4 to 5-inch tree limbs were blown down in Red Oak.

Thunderstorm Wind, Pushmataha

When
May 31, 7:15 AM CST
Where
Pushmataha County, Clayton
Property damage
$500
Reported by
EMERGENCY MANAGER
Coordinates
34.580, -95.350

Several trees were uprooted in Clayton.

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: 5700660, 5700662, 5700663, 5700661, 5700664, 5700666, 5700677, 5700665, 5700678, 5700601, 5700668, 5700669, 5700667, 5700670, 5700671, 5700672, 5700673, 5700674, 5700675, 5700676.