Oklahoma, 1999

Damaging Winds in Oklahoma, September 4, 1999

September 4, 1999 · NWS OUN · 2 events in 2 counties and zones

Scattered thunderstorms developed during the afternoon of the 4th across portions of central Oklahoma, producing isolated severe wind gusts. In Blanchard in McClain County, a wooden fence was blown down.

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
$700
Crop damage
None recorded
Events
2

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.

Scattered thunderstorms developed during the afternoon of the 4th across portions of central Oklahoma, producing isolated severe wind gusts. In Blanchard in McClain County, a wooden fence was blown down. Numerous trees were blown down in Ada in Pontotoc County, where a sign was also blown down in the north part of town.

The radar

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

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Event by event

2 thunderstorm wind. Local standard time, as filed.

Thunderstorm Wind, McClain

When
September 4, 3:45 PM CST
Where
McClain County, Blanchard
Measured
52 kt (60 mph)
Property damage
$200
Reported by
OFFICIAL NWS OBS.
Coordinates
35.130, -97.670

Thunderstorm Wind, Pontotoc

When
September 4, 5:00 PM CST
Where
Pontotoc County, Ada
Property damage
$500
Reported by
EMERGENCY MANAGER
Coordinates
34.770, -96.670

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.

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, September 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: 5718947, 5718948.