Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 276, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Jun 8, 1998, 7:59 PM CDT for McIntosh County, Pittsburg County, Oklahoma. It was in force for 61 min. 6 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
- Jun 8, 1998, 7:59 PM CDT (00:59 UTC)
- Expired
- Jun 8, 1998, 9:00 PM CDT
- In force
- 61 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
Counties McIntosh County, OK, Pittsburg County, OK
The radar
The Tulsa radar (KINX), 115 km from the middle of the area, began a volume at 01:02 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 8, 8:05 PM CDT | Hail 0.75 | Hanna, OK | |
| Jun 8, 8:14 PM CDT | Thunderstorm Wind 52 | Hanna, OK | Location: near the toll gate on the Indian Nations Turnpike |
| Jun 8, 8:28 PM CDT | Tornado F0 | Scipio, OK | |
| Jun 8, 8:43 PM CDT | Tornado F0 | Indianola, OK | |
| Jun 8, 8:55 PM CDT | Tornado F0 | Crowder, OK | |
| Jun 8, 9:10 PM CDT | Tornado F0 | Blocker, OK |
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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 8, 6:15 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Norman, OK (KOUN), launched 00:00Z, 1.0 hours before the alert went out and 154 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
- 2377 J/kg
- Mixed-layer CIN
- -72 J/kg
- Mixed-layer LCL
- 1123 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 270 m²/s²
- 0-3 km storm-relative helicity
- 254 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 11.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTUL 090059 RRA SVRTUL OKC091-121-090200- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 759 PM CDT MON JUN 8 1998 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... MCINTOSH COUNTY IN EAST CENTRAL OKLAHOMA NORTHERN PITTSBURG COUNTY IN SOUTHEASTERN OKLAHOMA * UNTIL 900 PM CDT * AT 805 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A SEVERE THUNDERSTORM 10 MILES WEST OF HANNA...MOVING EAST AT 40 MPH. * SOME LOCATIONS AFFECTED INCLUDE... HANNA INDIANOLA RAIFORD SCIPIO HAIL TO THE SIZE OF QUARTERS AND WIND GUSTS TO 60 MPH CAN BE EXPECTED IN THE WARNED AREA. A TORNADO WATCH IS ALSO IN EFFECT. TORNADOES CAN DEVELOP SUDDENLY FROM SEVERE THUNDERSTORMS. BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS. BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS AS STORMS APPROACH. WHEN THUNDERSTORMS APPROACH...TAKE COVER INSIDE A STURDYr BUILDING. STAY AWAY FROM WINDOWS. TO PROTECT YOURSELF FROM LIGHTNING STAY OFF THE PHONE AND DON'T USE HAND HELD ELECTRICAL APPLIANCES. MOTORISTS SHOULD NEVER DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Tulsa, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 8, 6:10 PM CDT, 1 hour 49 minutes earlier.
Area forecast discussion, Jun 8, 6:10 PM CDT, 1 hour 49 minutes before
FPUS3 KTUL 082311 AFDTUL EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 610 PM CDT MON JUN 8 1998 NEW TORNADO WATCH JUST ISSUED FOR NE OK UNTIL 05Z. QUICK ZONE UPDATE ON THE WAY TO MENTION SVR IN ZONES COVERED BY THE NEW WATCH. SMITH .TUL... OK...TORNADO WATCH NUMBER 530 OKZ021-035-037-041-061-097-091-101- 105-107-111-115-131-143-145-147. AR...NONE.
In the hours before
Local storm report, Jun 8, 4:01 PM CDT, 3 hours 58 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
401 PM CDT MON JUN 08 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0720 AM INOLA OK 1 INCH HAIL
06/08/98 ROGERS
0730 AM CHOUTEAU OK .75 INCH HAIL
06/08/98 MAYES
0955 AM 2 SW BUNCH OK 60 MPH TSTM GUST
06/08/98 ADAIR
1000 AM BUNCH OK 60 MPH TSTM GUST
06/08/98 ADAIR
1021 AM 1 SW GLENPOOL OK .75 INCH HAIL
06/08/98 TULSA
1033 AM 3 W BIXBY OK .75 INCH HAIL
06/08/98 TULSA
1100 AM WEBBERS FALLS OK 60 MPH TSTM GUST
06/08/98 MUSKOGEE
1115 AM 7 NW VIAN OK 60 MPH TSTM GUST
06/08/98 SEQUOYAHLocal storm report, Jun 8, 4:01 PM CDT, 3 hours 58 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
401 PM CDT MON JUN 08 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0720 AM INOLA OK 1 INCH HAIL
06/08/98 ROGERS
0730 AM CHOUTEAU OK .75 INCH HAIL
06/08/98 MAYES
0955 AM 2 SW BUNCH OK 60 MPH TSTM GUST
06/08/98 ADAIR
1000 AM BUNCH OK 60 MPH TSTM GUST
06/08/98 ADAIR
1021 AM 1 SW GLENPOOL OK .75 INCH HAIL
06/08/98 TULSA
1033 AM 3 W BIXBY OK .75 INCH HAIL
06/08/98 TULSA
1100 AM WEBBERS FALLS OK 60 MPH TSTM GUST
06/08/98 MUSKOGEE
1115 AM 7 NW VIAN OK 60 MPH TSTM GUST
06/08/98 SEQUOYAHThe office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 8, 7:39 PM CDT | Severe Thunderstorm Warning | TSA | Okfuskee | 51 min |
| Jun 8, 8:09 PM CDT | Tornado Warning | TSA | Pittsburg | 51 min |
| Jun 8, 8:21 PM CDT | Tornado Warning | TSA | McIntosh | 39 min |
| Jun 8, 8:50 PM CDT | Tornado Warning | TSA | Haskell, McIntosh, Pittsburg | 70 min |
| Jun 8, 9:25 PM CDT | Tornado Warning | TSA | Latimer | 50 min |
| Jun 8, 9:29 PM CDT | Flash Flood Warning | TSA | Haskell, Pittsburg | 3 hr |
| Jun 8, 9:55 PM CDT | Tornado Warning | TSA | Haskell, Latimer, LeFlore | 65 min |
| Jun 8, 10:16 PM CDT | Severe Thunderstorm Warning | TSA | Creek, Okfuskee | 44 min |
| Jun 8, 10:29 PM CDT | Severe Thunderstorm Warning | TSA | Osage | 46 min |
| Jun 8, 10:42 PM CDT | Severe Thunderstorm Warning | TSA | Okmulgee | 48 min |
| Jun 8, 10:44 PM CDT | Tornado Warning | TSA | LeFlore | 46 min |
| Jun 8, 11:13 PM CDT | Severe Thunderstorm Warning | TSA | Muskogee | 47 min |
| Jun 8, 11:33 PM CDT | Severe Thunderstorm Warning | TSA | LeFlore | 42 min |
| Jun 8, 11:56 PM CDT | Severe Thunderstorm Warning | TSA | Cherokee, Muskogee | 49 min |
| Jun 9, 12:24 AM CDT | Severe Thunderstorm Warning | TSA | Adair | 51 min |
| Jun 9, 12:38 AM CDT | Flash Flood Warning | TSA | Muskogee | 2 hr |
| Jun 9, 12:41 AM CDT | Severe Thunderstorm Warning | TSA | Cherokee, Muskogee | 49 min |
| Jun 9, 12:55 AM CDT | Flash Flood Warning | TSA | Adair, Cherokee | 3 hr |
| Jun 9, 1:09 AM CDT | Severe Thunderstorm Warning | TSA | Sequoyah | 51 min |
| Jun 9, 1:12 AM CDT | Severe Thunderstorm Warning | TSA | Adair | 48 min |
| Jun 9, 1:26 AM CDT | Severe Thunderstorm Warning | TSA | Cherokee | 34 min |
| Jun 9, 1:43 AM CDT | Severe Thunderstorm Warning | TSA | Sequoyah | 47 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 1998Every severe thunderstorm warning 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; radar from the NEXRAD Level II archive.