Oklahoma, 1999

High Wind in Oklahoma, April 15, 1999

April 15, 1999 · NWS TSA · 2 events in 2 counties and zones

Summary of events for April 15 1999:The pressure gradient between a 993 mb low over eastern Missouri/Illionois and a 1040 mb high over the northern Rockies brought strong northwest winds to eastern Oklahoma on April 15. The strongest winds occurred in the morning.

Where it happened

Every event with a place to put it; 1 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
None recorded
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 TSA wrote it up.

Summary of events for April 15 1999:The pressure gradient between a 993 mb low over eastern Missouri/Illionois and a 1040 mb high over the northern Rockies brought strong northwest winds to eastern Oklahoma on April 15. The strongest winds occurred in the morning. While most of eastern Oklahoma experienced wind gusts of 40 to 45 miles an hour, a few locations north and northwest of Tulsa experienced wind gusts near 50 miles an hour. The following are wind gusts in excess of 50 miles an hour measured by Oklahoma mesonet sites:Time(CST) Site Wind Gust (mph)0115 7 SW Burbank 510415 7 SW Burbank 510800 2 ENE Copan 51

The radar

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

Open the radar archive at this moment

Event by event

2 high wind. Local standard time, as filed.

High Wind, Osage

When
April 15, 12:45 AM CST to 8:15 AM CST
Where
Osage forecast zone
Measured
44 kt (51 mph)
Reported by
AWOS,ASOS,MESONET,ETC

High Wind, Washington

When
April 15, 12:45 AM CST to 8:15 AM CST
Where
Washington forecast zone
Measured
44 kt (51 mph)
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
36.715, -95.904 (the zone’s center; the record gives no point)

What these are

High Wind
Sustained non-thunderstorm winds of 40 mph or more for an hour, or gusts of 58 mph or more.

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, April 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: 5690635, 5690636.