Alert archive / Oklahoma / Tornado Warnings in 1997
Tornado Warning 7, NWS Tulsa, OK
NWS Tulsa, OK issued this tornado warning at May 2, 1997, 4:47 PM CDT for LeFlore County, Oklahoma. It was in force for 28 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- May 2, 1997, 4:47 PM CDT (21:47 UTC)
- Expired
- May 2, 1997, 5:15 PM CDT
- In force
- 28 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
County LeFlore County, OK
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 2, 4:49 PM CDT | Hail 1 | Spiro, OK | A severe thunderstorm produced quarter size hail at Spiro. |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 9.8 hours before the alert went out and 237 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 915 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 283 m²/s²
- 0-3 km storm-relative helicity
- 413 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTUL 022145 RRA TORTUL OKC079-022215- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE TULSA OK 447 PM CDT FRI MAY 2 1997 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 515 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHEAST OKLAHOMA ...NORTHERN LE FLORE COUNTY AT 4 48 PM A TORNADO WAS INDICATED NEAR SPIRO. MOVEMENT WAS TO THE EAST-NORTHEAST AT 40 MILES AN HOUR. SPIRO IS IN PATH OF THIS STORM. IF YOU LIVE IN SPIRO...TAKE COVER NOW!!! THIS IS A DANGEROUS STORM SITUATION. ACT QUICKLY. IF YOU ARE IN THE PATH OF THIS TORNADO MOVE TO A SHELTER BELOW GROUND IF AVAILABLE. OTHERWISE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR POSSIBLE. STAY AWAY FROM OUTSIDE WALLS AND AVOID WINDOWS. ABANDON CARS AND MOBILE HOMES FOR A REINFORCED BUILDING OR GET IN A GROUND DEPRESSION. KEEP TUNED TO THIS STATION FOR THE LATEST WEATHER BULLETINS.
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 2, 12:09 AM CDT | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 51 min |
| May 2, 12:55 AM CDT | Severe Thunderstorm Warning | TSA | Creek, Osage, Pawnee, Tulsa | 65 min |
| May 2, 12:55 AM CDT | Severe Thunderstorm Warning | TSA | Washington | 65 min |
| May 2, 2:07 AM CDT | Severe Thunderstorm Warning | TSA | Creek | 53 min |
| May 2, 2:31 AM CDT | Severe Thunderstorm Warning | TSA | Okmulgee, Tulsa | 44 min |
| May 2, 2:46 AM CDT | Severe Thunderstorm Warning | TSA | Muskogee, Wagoner | 44 min |
| May 2, 3:30 AM CDT | Severe Thunderstorm Warning | TSA | Cherokee, Muskogee | 30 min |
| May 2, 12:21 PM CDT | Severe Thunderstorm Warning | TSA | Craig | 39 min |
| May 2, 4:11 PM CDT | Severe Thunderstorm Warning | TSA | Haskell | 49 min |
| May 2, 4:30 PM CDT | Severe Thunderstorm Warning | TSA | LeFlore | 45 min |
Nearby
Tornado Warnings in Oklahoma, 1997Every tornado warning in 1997Tornadoes in 1997
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.