Oklahoma, 1997

Damaging Winds and Lightning Strikes in Oklahoma, May 19, 1997

May 19, 1997 · NWS OUN · 6 events in 4 counties and zones

Summary of events of May 19, 1997:Late night and early morning thunderstorms produced severe straight-line winds that resulted in tree and limb damage in parts of north-central and central Oklahoma. The highest measured wind speed was 64 mph at the Oklahoma Mesonet site near Blackwell in Kay County.

Where it happened

Every event with a place to put it; 2 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

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The toll

Deaths
0
Injuries
0
Property damage
$15,000
Crop damage
None recorded
Events
6

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.

Summary of events of May 19, 1997:Late night and early morning thunderstorms produced severe straight-line winds that resulted in tree and limb damage in parts of north-central and central Oklahoma. The highest measured wind speed was 64 mph at the Oklahoma Mesonet site near Blackwell in Kay County. Damage was reported in Ponca City in Kay County, in Norman in Cleveland County, and in Seminole in Seminole County. Lightning damage was also reported in Enid in Garfield County and in Norman in Cleveland County.See preceding individual Storm Data entries for further details and additional reports.

The radar

The Vance AFB radar (KVNX), 78 km away, was scanning. The volume nearest the first event began at 08:06 UTC.

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Event by event

4 thunderstorm wind, 2 lightning. Local standard time, as filed.

Thunderstorm Wind, Kay

When
May 19, 2:05 AM CST
Where
Kay County, 4 mi SSE of Blackwell
Measured
56 kt (64 mph)
Coordinates
36.750, -97.250

measured at the Oklahoma Mesonet site

Thunderstorm Wind, Kay

When
May 19, 2:16 AM CST
Where
Kay County, Ponca City (Kpnc)
Measured
50 kt (58 mph)
Property damage
$100
Coordinates
36.700, -97.100

Wind gusts to 58 mph were measured at the Ponca City Municipal Airport (KPNC). Limbs and trees were downed throughout town by the severe winds.

Lightning, Garfield

When
May 19, 6:00 AM CST
Where
Garfield County, Enid
Property damage
$5,000
Coordinates
36.379, -97.783 (the zone’s center; the record gives no point)

Lightning struck a three-story brick building on the Phillips Unversity Campus, damaging the front and the roof.

Thunderstorm Wind, Cleveland

When
May 19, 7:00 AM CST
Where
Cleveland County, Norman
Property damage
$100
Coordinates
35.220, -97.450

Large trees were downed in town by severe thunderstorm winds. (time estimated)

Lightning, Cleveland

When
May 19, 7:05 AM CST
Where
Cleveland County, Norman
Property damage
$10,000
Coordinates
35.203, -97.326 (the zone’s center; the record gives no point)

Lightning struck and set fire to a house.

Thunderstorm Wind, Seminole

When
May 19, 8:00 AM CST
Where
Seminole County, Seminole
Property damage
$10
Coordinates
35.230, -96.680

Numerous large tree limbs were downed in Seminole. (time estimated)

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.
Lightning
A lightning strike that killed, injured or caused damage.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Oklahoma in 1997Every state in 1997This day in weather historyWarnings in Oklahoma, May 1997

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: 5613686, 5613687, 5613691, 5613689, 5613690, 5613688.