Alert archive / Oklahoma / Tornado Warnings in 1998
Tornado Warning 11, NWS Tulsa, OK
NWS Tulsa, OK issued this tornado warning at May 6, 1998, 6:14 PM CDT for Muskogee County, Oklahoma. It was in force for 46 min. 4 reports 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 6, 1998, 6:14 PM CDT (23:14 UTC)
- Expired
- May 6, 1998, 7:00 PM CDT
- In force
- 46 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
County Muskogee County, OK
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 6, 6:20 PM CDT | Hail 0.75 | Boynton, OK | |
| May 6, 6:21 PM CDT | Tornado F0 | Boynton, OK | Brief tornado touchdown in open country |
| May 6, 6:31 PM CDT | Thunderstorm Wind | Boynton, OK | Three-inch tree limbs blown down along SH 72 |
| May 6, 6:32 PM CDT | Hail 0.75 | Muskogee, OK | Dime-sized hail on Country Club Road in Muskogee |
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
Norman, OK (KOUN), launched 12:00Z, 11.2 hours before the alert went out and 188 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
- 213 J/kg
- Mixed-layer CIN
- -295 J/kg
- Mixed-layer LCL
- 1070 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- -116 m²/s²
- 0-3 km storm-relative helicity
- 32 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.5
The text
As transmitted, in the capitals the NWS used until 2016.
408 WFUS54 KTSA 062315 RRA TORTUL OKC101-070000- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE TULSA OK 614 PM CDT WED MAY 6 1998 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * TORNADO WARNING FOR... MUSKOGEE COUNTY - EAST CENTRAL OKLAHOMA * UNTIL 700 PM CDT * AT 610 PM... STORM SPOTTERS REPORTED A POSSIBLE TORNADO JUST WEST OF BOYNTON ON THE OKMULGEE COUNTY LINE. THE STORM WAS MOVING EAST AT 10 MPH. * THE FOLLOWING LOCATIONS ARE NEAR THE PATH OF THE TORNADO... BOYNTON WAINWRIGHT TAKE SHELTER NOW DONT WAIT UNTIL YOU SEE OR HEAR IT COMING MOVE TO AN UNDERGROUND SHELTER OR TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR. THE SAFEST PLACE IN A TORNADO IS BELOW GROUND. IF A BASEMENT OR STORM CELLAR IS NOT AVAILABLE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR. GET UNDER SOMETHING STURDY AND USE BLANKETS AND PILLOWS TO PROTECT YOUR HEAD AND BODY FROM FLYING DEBRIS. AVOID WINDOWS AND LARGE ROOMS. ABANDON MOBILE HOMES AND AUTOMOBILES FOR MORE SUBSTANTIAL SHELTER. AS A LAST RESORT TAKE COVER IN A DITCH.
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 6, 1:56 AM CDT | Severe Thunderstorm Warning | TSA | Adair | 49 min |
| May 6, 2:42 AM CDT | Severe Thunderstorm Warning | TSA | LeFlore | 48 min |
| May 6, 3:26 AM CDT | Severe Thunderstorm Warning | TSA | LeFlore | 34 min |
| May 6, 3:56 AM CDT | Flash Flood Warning | TSA | LeFlore | 2 hr |
| May 6, 3:59 AM CDT | Severe Thunderstorm Warning | TSA | LeFlore | 46 min |
| May 6, 4:41 PM CDT | Severe Thunderstorm Warning | TSA | Okfuskee | 49 min |
| May 6, 5:07 PM CDT | Severe Thunderstorm Warning | TSA | Creek, Okmulgee | 53 min |
| May 6, 5:26 PM CDT | Severe Thunderstorm Warning | TSA | Muskogee | 64 min |
| May 6, 5:41 PM CDT | Tornado Warning | TSA | Okmulgee | 49 min |
| May 6, 5:49 PM CDT | Severe Thunderstorm Warning | TSA | Wagoner | 56 min |
| May 6, 5:55 PM CDT | Severe Thunderstorm Warning | TSA | Creek, Tulsa | 65 min |
| May 6, 6:06 PM CDT | Severe Thunderstorm Warning | TSA | Muskogee | 24 min |
| May 6, 6:11 PM CDT | Severe Thunderstorm Warning | TSA | Osage, Washington | 64 min |
| May 6, 6:20 PM CDT | Tornado Warning | TSA | Nowata, Washington | 40 min |
| May 6, 6:29 PM CDT | Tornado Warning | TSA | McIntosh | 61 min |
| May 6, 6:36 PM CDT | Severe Thunderstorm Warning | TSA | Cherokee | 54 min |
| May 6, 6:38 PM CDT | Severe Thunderstorm Warning | TSA | Craig | 52 min |
| May 6, 6:43 PM CDT | Severe Thunderstorm Warning | TSA | Mayes, Rogers, Wagoner | 77 min |
| May 6, 6:54 PM CDT | Flash Flood Warning | TSA | Tulsa | 3 hr |
| May 6, 6:59 PM CDT | Severe Thunderstorm Warning | TSA | Creek | 61 min |
Nearby
Tornado Warnings in Oklahoma, 1998Every tornado warning in 1998Tornadoes in 1998
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.