Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 259, NWS Tulsa, OK

June 4, 1998Okfuskee County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Jun 4, 1998, 9:32 PM CDT for Okfuskee County, Oklahoma. It was in force for 43 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
Jun 4, 1998, 9:32 PM CDT (02:32 UTC)
Expired
Jun 4, 1998, 10:15 PM CDT
In force
43 min
Issued by
NWS Tulsa, OK
Area
Whole counties

County Okfuskee County, OK

The radar

The Norman radar (KTLX), 88 km from the middle of the area, began a volume at 02:31 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 4, 9:45 PM CDTHail 1.75Castle, 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 nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 2.5 hours before the alert went out and 101 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 1998-06-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 31 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 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 1998-06-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 123 square meters per square second.1939587897Sfc1 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
31 J/kg
Mixed-layer CIN
-569 J/kg
Mixed-layer LCL
574 m above ground
0-6 km bulk shear
79 kt
0-1 km storm-relative helicity
123 m²/s²
0-3 km storm-relative helicity
325 m²/s²
Significant tornado parameter
0.0
Supercell composite
15.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KTUL 050232 RRA
SVRTUL
OKC107-050315-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
932 PM CDT THU JUN 4 1998

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...

  OKFUSKEE COUNTY IN EAST CENTRAL OKLAHOMA

* UNTIL 1015 PM CDT

* AT 930 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A
  SEVERE THUNDERSTORM 2 MILES SOUTHWEST OF CASTLE...MOVING NORTHEAST
  AT 30 MPH.

* SOME LOCATIONS AFFECTED INCLUDE...
  CASTLE
  OKEMAH
  OKFUSKEE

  HAIL TO THE SIZE OF NICKELS AND WIND GUSTS TO 60 MPH CAN BE
  EXPECTED IN THE WARNED AREA.



BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS AS STORMS APPROACH.

WHEN THUNDERSTORMS APPROACH...TAKE COVER INSIDE A STURDY 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 THlE 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 4, 3:30 PM CDT, 6 hours 2 minutes earlier.

Area forecast discussion, Jun 4, 3:30 PM CDT, 6 hours 2 minutes before
FPUS3 KTUL 042042
AFDTUL

EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OK
330 PM CDT THU JUN 4 1998

SFC BNDRY ACRS THE AREA HAS MOVD LTL THRU THE DAY.  AT 20Z BNDRY
STRETCHED FRM FAR NW CORNER OF AR...TO NEAR MKO...TO NORTH OF
MLC...THEN ON ACRS S-CNTL PART OF STATE.  TEMPS HAVE CLIMBED TO NEAR
90 SOUTH OF THE BNDRY WITH SFC DEWPTS IN THE M/U 70S...SO ATMOS HAS
BECM VRY UNSTABLE.  CAP HAS KEPT TSTM DVLPMNT OUT OF ERN OK/NW AR
THUS FAR...BUT WITH CAP CONTG TO WEAKEN...SHRA/TSRA WILL BE DVLPG
INTO THE AREA OVR THE NXT HR OR SO.  WL MENTION PSBL SVR FOR THIS
EVNG MAINLY IN ZNS ALONG AND AHD OF THE FNT.  FNT IS EXPECTED TO
BEGIN TO ONCE AGN PUSH SEWRD LATER TNGT AS S/WV MOVES OUT OF THE
SW...AND ALSO AS CONVCTN HELPS PULL BNDRY ON THRU THE AREA.

WL LIMIT POPS TO FAR SRN AND FAR ERN ZNS FOR FRI...THEN LOOKS DRY FOR
FRI NGT AND SAT WITH FNT ON TO THE SOUTH AND EAST...AND SFC HIGH
CONTG TO BUILD IN.  COOLER TEMPS WILL PROVIDE A NICE CHG FOR ALL OF
THE AREA OVR THE NXT FEW DAYS...AND LIKE THE COOLER FAN GUID.

FCSTID = 4
TUL   60  75  55  70 /  40  10   0   0
FSM   68  80  56  73 /  50  30  10   0
MLC   65  80  58  75 /  40  20  10   0
BVO   58  75  52  70 /  30  10   0   0
FYV   60  75  55  70 /  60  10   0   0
IDB   70  84  60  80 /  30  30  10   0
BYV   61  75  55  69 /  60  10   0   0
MIO   59  75  53  70 /  50  10   0   0
MKO   60  75  55  71 /  40  10   0   0
F10   60  75  55  70 /  40  10   0   0
HHW   69  82  59  78 /  30  30  10   0

.TUL...
OK...NONE.
AR...NONE.

In the hours before

Local storm report, Jun 4, 6:54 PM CDT, 2 hours 38 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
654 PM CDT THU JUN 4 1998

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0630 PM    MOUNTAINBURG              AR   0.75 INCH HAIL
06/04/98   CRAWFORD                       REPORTED BY POLICE DEPT

0630 PM    MOUNTAINBURG              AR   60 MPH WIND GUST
06/04/98   CRAWFORD                       REPORTED BY POLICE DEPT

0640 PM    5 NW OZARK                AR   70 MPH WIND GUST
06/04/98   FRANKLIN
Local storm report, Jun 4, 7:23 PM CDT, 2 hours 9 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
723 PM CDT THU JUN 04 1998

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0705 PM    ALTUS                     AR   WIND DAMAGE
06/04/98   FRANKLIN                       THREE FOOT DIAMETER TREES
                                          BLOWN DOWN IN ALTUS.
Local storm report, Jun 4, 7:25 PM CDT, 2 hours 7 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
725 PM CDT THU JUN 04 1998

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0713 PM    OZARK                     AR   1.75 INCH HAIL
06/04/98   FRANKLIN                       QUARTER TO GOLFBALL SIZE
                                          HAIL IN OZARK. REPORT FROM
                                          KHBS TV.
Local storm report, Jun 4, 8:46 PM CDT, 46 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
846 PM CDT THU JUN 04 1998

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0820 PM    2 W BOSWELL               OK   WIND DAMAGE
06/04/98   CHOCTAW                        TREES BLOWN DOWN ALONG
                                          HIGHWAY 70 JUST WEST OF
                                          BOSWELL.
Local storm report, Jun 4, 8:58 PM CDT, 34 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
858 PM CDT THU JUN 04 1998

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0845 PM    1 E HUGO                  OK   WIND DAMAGE
06/04/98   CHOCTAW                        LARGE TREE BLOWN DOWN AND
                                          BLOCKING ROAD JUST EAST OF
                                          HUGO.
Local storm report, Jun 4, 9:08 PM CDT, 24 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
908 PM CDT THU JUN 04 1998

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0845 PM    HUGO                      OK   WIND DAMAGE
06/04/98   CHOCTAW                        NUMEROUS TREES AND SOME
                                          POWER LINES DOWN AROUND
                                          HUGO.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 4, 7:56 PM CDTSevere Thunderstorm WarningTSAChoctaw49 min
Jun 4, 8:16 PM CDTSevere Thunderstorm WarningTSAPushmataha59 min
Jun 4, 8:44 PM CDTSevere Thunderstorm WarningTSAChoctaw46 min
Jun 4, 9:54 PM CDTSevere Thunderstorm WarningTSAOkmulgee21 min
Jun 4, 10:22 PM CDTSevere Thunderstorm WarningTSAWagoner38 min
Jun 4, 10:45 PM CDTSevere Thunderstorm WarningTSACherokee, Mayes45 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.