Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 276, NWS Tulsa, OK

June 8, 1998McIntosh County, Pittsburg County, Oklahoma

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

TimeReportWhereRemark
Jun 8, 8:05 PM CDTHail 0.75Hanna, OK
Jun 8, 8:14 PM CDTThunderstorm Wind 52Hanna, OKLocation: near the toll gate on the Indian Nations Turnpike
Jun 8, 8:28 PM CDTTornado F0Scipio, OK
Jun 8, 8:43 PM CDTTornado F0Indianola, OK
Jun 8, 8:55 PM CDTTornado F0Crowder, OK
Jun 8, 9:10 PM CDTTornado F0Blocker, 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.

IssuedProductOfficeLasted
Jun 8, 6:15 PM CDTTornado WatchSPC6 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.

Skew-T log-pSkew-T log-p diagram, Norman, OK at 00:00Z on 1998-06-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2377 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Norman, OK at 00:00Z on 1998-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 270 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
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

Open this sounding in Storm Lab

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   SEQUOYAH
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   SEQUOYAH

The office that day

Everything else NWS Tulsa, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 8, 7:39 PM CDTSevere Thunderstorm WarningTSAOkfuskee51 min
Jun 8, 8:09 PM CDTTornado WarningTSAPittsburg51 min
Jun 8, 8:21 PM CDTTornado WarningTSAMcIntosh39 min
Jun 8, 8:50 PM CDTTornado WarningTSAHaskell, McIntosh, Pittsburg70 min
Jun 8, 9:25 PM CDTTornado WarningTSALatimer50 min
Jun 8, 9:29 PM CDTFlash Flood WarningTSAHaskell, Pittsburg3 hr
Jun 8, 9:55 PM CDTTornado WarningTSAHaskell, Latimer, LeFlore65 min
Jun 8, 10:16 PM CDTSevere Thunderstorm WarningTSACreek, Okfuskee44 min
Jun 8, 10:29 PM CDTSevere Thunderstorm WarningTSAOsage46 min
Jun 8, 10:42 PM CDTSevere Thunderstorm WarningTSAOkmulgee48 min
Jun 8, 10:44 PM CDTTornado WarningTSALeFlore46 min
Jun 8, 11:13 PM CDTSevere Thunderstorm WarningTSAMuskogee47 min
Jun 8, 11:33 PM CDTSevere Thunderstorm WarningTSALeFlore42 min
Jun 8, 11:56 PM CDTSevere Thunderstorm WarningTSACherokee, Muskogee49 min
Jun 9, 12:24 AM CDTSevere Thunderstorm WarningTSAAdair51 min
Jun 9, 12:38 AM CDTFlash Flood WarningTSAMuskogee2 hr
Jun 9, 12:41 AM CDTSevere Thunderstorm WarningTSACherokee, Muskogee49 min
Jun 9, 12:55 AM CDTFlash Flood WarningTSAAdair, Cherokee3 hr
Jun 9, 1:09 AM CDTSevere Thunderstorm WarningTSASequoyah51 min
Jun 9, 1:12 AM CDTSevere Thunderstorm WarningTSAAdair48 min
Jun 9, 1:26 AM CDTSevere Thunderstorm WarningTSACherokee34 min
Jun 9, 1:43 AM CDTSevere Thunderstorm WarningTSASequoyah47 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.