Hail and Damaging Winds in Oklahoma, July 1, 1999

Name: Hail and Damaging Winds in Oklahoma, July 1, 1999
Start: 1999-07-01T07:00
End: 1999-07-01T11:05
Location: Oklahoma

July 1, 1999 · NWS TSA · 23 events in 10 counties and zones

Summary of events for July 1 1999:A solid line of thunderstorms crossed the Kansas state line and moved southward across eastern Oklahoma on the morning of July 1. Along the way, there were spotty reports of marginally severe hail and severe winds.

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

Open the live radar over this ground

The toll

Deaths: 0
Injuries: 0
Property damage: $54,000
Crop damage: None recorded
Events: 23

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.

The radar

The Tulsa radar (KINX), 118 km away, was scanning. The volume nearest the first event began at 13:00 UTC.

Open the radar archive at this moment

Event by event

13 thunderstorm wind, 10 hail. Local standard time, as filed.

Thunderstorm Wind, Osage

When: July 1, 7:00 AM CST
Where: Osage County, Shidler
Measured: 61 kt (70 mph)
Property damage: $500
Reported by: EMERGENCY MANAGER
Coordinates: 36.780, -96.650

Several trees were blown down in Shidler.

Thunderstorm Wind, Pawnee

When: July 1, 7:05 AM CST
Where: Pawnee County, Pawnee
Measured: 52 kt (60 mph)
Reported by: LAW ENFORCEMENT
Coordinates: 36.330, -96.800

Two storage barns were turned over in a back yard of the Reeves Addition in Pawnee. Also, tree and tree limbs were blown over by the winds. A storm spotter reported 60 mile an hour winds with this storm. Somewhere west of Pawnee, a trailer house was moved by the strong winds.

Thunderstorm Wind, Osage

When: July 1, 7:15 AM CST
Where: Osage County, 4 mi WNW of Pawhuska
Property damage: $20,000
Reported by: TRAINED SPOTTER
Coordinates: 36.680, -96.400

Winds damaged several boat docks at the second cove by Bluestem Lake. Trees were down along the shoreline. Roof damage and other damage were also evident.

Thunderstorm Wind, Pawnee

When: July 1, 7:35 AM CST
Where: Pawnee County, Terlton
Property damage: $100
Reported by: GENERAL PUBLIC
Coordinates: 36.180, -96.480

Tree limbs were blown down in Terlton.

Thunderstorm Wind, Osage

When: July 1, 7:35 AM CST
Where: Osage County, 4 mi W of Hulah
Property damage: $3,000
Reported by: PARK/FOREST SERVICE
Coordinates: 36.930, -96.100

Trees and tree limbs were blown down near Hulah Lake. A pop-up camper was overturned.

Thunderstorm Wind, Washington

When: July 1, 7:50 AM CST
Where: Washington County, 1 mi N of Copan
Property damage: $16,000
Reported by: EMERGENCY MANAGER
Coordinates: 36.920, -95.930

Winds damaged a barn and a mobile home just north of Copan. Many trees were also blown down.

Thunderstorm Wind, Washington

When: July 1, 8:00 AM CST
Where: Washington County, Bartlesville Arpt to Bartlesville
Property damage: $10,000
Reported by: NEWSPAPER
Coordinates: 36.770, -96.020

A building at the Bartlesville Airport sustained wind damage. Four large trees and several smaller ones were either damaged or uprooted at the Sunset Country Club in Bartlesville.

Thunderstorm Wind, Nowata

When: July 1, 8:00 AM CST
Where: Nowata County, Wann
Property damage: $500
Reported by: POST OFFICE
Coordinates: 36.920, -95.800

Several trees were blown down in Wann.

Thunderstorm Wind, Rogers

When: July 1, 8:05 AM CST
Where: Rogers County, 2 mi N of Oologah
Property damage: $500
Reported by: FIRE DEPT/RESCUE SQUAD
Coordinates: 36.480, -95.700

Several trees were blown down north of Oologah.

Hail, Delaware

When: July 1, 8:21 AM CST
Where: Delaware County, Bernice
Measured: 1 in hail
Reported by: EMERGENCY MANAGER
Coordinates: 36.620, -94.920

Thunderstorm Wind, Craig

When: July 1, 8:25 AM CST
Where: Craig County, Vinita
Property damage: $3,000
Reported by: EMERGENCY MANAGER
Coordinates: 36.650, -95.150

Tree limbs and power lines were blown down in Vinita.

Thunderstorm Wind, Delaware

When: July 1, 8:30 AM CST
Where: Delaware County, 1 mi NE of Grove
Property damage: $100
Reported by: EMERGENCY MANAGER
Coordinates: 36.600, -94.750

A large tree was blown down northeast of Grove, blocking traffic for a time.

Thunderstorm Wind, Ottawa

When: July 1, 8:55 AM CST
Where: Ottawa County, 1 mi N of Commerce
Measured: 52 kt (60 mph)
Property damage: $100
Reported by: LAW ENFORCEMENT
Coordinates: 36.950, -94.870

Winds estimated at 60 miles an hour blew over a large tree.

Hail, Delaware

When: July 1, 8:58 AM CST
Where: Delaware County, Jay
Measured: 0.75 in hail
Reported by: EMERGENCY MANAGER
Coordinates: 36.420, -94.800

Hail, Osage

When: July 1, 9:23 AM CST
Where: Osage County, 1 mi S of Fairfax
Measured: 0.88 in hail
Reported by: GENERAL PUBLIC
Coordinates: 36.550, -96.700

Thunderstorm Wind, Adair

When: July 1, 9:40 AM CST
Where: Adair County, Watts
Property damage: $100
Reported by: LAW ENFORCEMENT
Coordinates: 36.120, -94.570

Several large tree limbs were blown down in Watts.

Hail, Pawnee

When: July 1, 10:10 AM CST
Where: Pawnee County, Cleveland
Measured: 1 in hail
Reported by: LAW ENFORCEMENT
Coordinates: 36.320, -96.470

Hail, Osage

When: July 1, 10:12 AM CST
Where: Osage County, Osage
Measured: 1 in hail
Reported by: FIRE DEPT/RESCUE SQUAD
Coordinates: 36.300, -96.420

Hail, Tulsa

When: July 1, 10:25 AM CST
Where: Tulsa County, 1 mi E of Collinsville
Measured: 0.75 in hail
Reported by: TRAINED SPOTTER
Coordinates: 36.370, -95.820

Location: US Hwy 169 and OK Hwy 20

Hail, Tulsa

When: July 1, 10:30 AM CST
Where: Tulsa County, Sperry
Measured: 0.75 in hail
Reported by: LAW ENFORCEMENT
Coordinates: 36.300, -96.000

Hail, Tulsa

When: July 1, 10:45 AM CST
Where: Tulsa County, 1 mi W of Owasso
Measured: 0.88 in hail
Reported by: NWS EMPLOYEE(OFF DUTY)
Coordinates: 36.270, -95.870

Hail, Osage

When: July 1, 10:45 AM CST
Where: Osage County, 10 mi N of Sand Spgs
Measured: 0.75 in hail
Reported by: GENERAL PUBLIC
Coordinates: 36.300, -96.120

Location: Zink Ranch

Hail, Rogers

When: July 1, 11:05 AM CST
Where: Rogers County, 2 mi W of Claremore
Measured: 0.88 in hail
Reported by: TRAINED SPOTTER
Coordinates: 36.320, -95.630

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

Every storm in Oklahoma in 1999 Every state in 1999 This day in weather history Warnings in Oklahoma, July 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: 5700936, 5700935, 5700213, 5700937, 5700938, 5700939, 5700274, 5700940, 5700941, 5700942, 5700215, 5700216, 5700203, 5700204, 5700206, 5700205, 5700207, 5700208, 5700214, 5700209, 5700210, 5700211, 5700212.