Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 211, NWS Tulsa, OK

July 2, 1992LeFlore County, Sequoyah County, Oklahoma; Sebastian County, Arkansas

NWS Tulsa, OK issued this severe thunderstorm warning at Jul 2, 1992, 11:13 PM CDT for LeFlore County, Sequoyah County, Oklahoma; Sebastian County, Arkansas. It was in force for 62 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: Jul 2, 1992, 11:13 PM CDT (04:13 UTC)
Expired: Jul 3, 1992, 12:15 AM CDT
In force: 62 min
Issued by: NWS Tulsa, OK
Area: Whole counties

Counties Sebastian County, AR, LeFlore County, OK, Sequoyah County, OK

What was reported inside it

Time	Report	Where	Remark
Jul 2, 11:28 PM CDT	Hail 0.75	Sequoyah, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Springfield, MO (KUMN), launched 00:00Z, 4.2 hours before the alert went out and 202 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 4506 J/kg
Mixed-layer CIN: -9 J/kg
Mixed-layer LCL: 900 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 142 m²/s²
0-3 km storm-relative helicity: 200 m²/s²
Significant tornado parameter: 2.5
Supercell composite: 13.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KFSM 030416
SVRFSM
ARC131-OKC079-135-030515-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE FORT SMITH AR
1113 PM CDT THU JUL 2 1992
 
THE NATIONAL WEATHER SERVICE IN FORT SMITH HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1215 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN WEST ARKANSAS
 
   ...SEBASTIAN COUNTY
 
 
IN EAST CENTRAL OKLAHOMA
 
   ...LE FLORE COUNTY...SEQUOYAH COUNTY
 
AT 1113 PM CDT FORT SMITH RADAR SHOWED A LINE OF SEVERE THUNDERSTORMS
EXTENDING FROM MOUNTAINBURG ARKANSAS SOUTHWEST TO BOKOSHE OKLAHOMA.
MOVEMENT WAS EAST AT 20 MPH.  NUMEROUS REPORTS OF DIME SIZED HAIL
AND GUSTY WINDS IN EXCESS OF 60 MPH HAS BEEN REPORTED WITH THIS
LINES PASSAGE.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEsAVY RAINS FLOOD ROADS QUICKLY SO
DON'T 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 Jul 2, 9:07 PM CDT, 2 hours 6 minutes earlier.

Area forecast discussion, Jul 2, 9:07 PM CDT, 2 hours 6 minutes before

AREA FORECAST DISCUSSION FOR EASTERN OKLAHOMA
NATIONAL WEATHER SERVICE TULSA OK
905 PM CDT THU JUL 2 1992

STRMS APR TO BE WEAKENING ATM BUT WL KEEP CHC SVR OVR EAST CENT ZNS TIL
MIDNIGHT. WL INCLUDE CHC OF STRMS IN SE ERLY THU AS FNTL BDRY LIKELY TO NOT
CLR SE OK TIL MIDDAY FRI. WL REMOVE POPS W OF LN AS N WNDS BRINGING
DRIER AIR TO REGION. NO CHGS FOR THE REMAINDER OF AFTN PACKAGE.

...10...

.OK...NONE.

In the hours before

Special weather statement, Jul 2, 8:47 PM CDT, 2 hours 26 minutes before

OKZ026-027-028-029-030-031-032-030200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
846 PM CDT THU JUL 2 1992

THE FOLLOWING COUNTIES HAVE BEEN REMOVED FROM SEVERE THUNDERSTORM WATCH
NUMBER 528:

CRAIG...CREEK...NOWATA...OKFUSKEE...OKMULGEE...OSAGE...OTTAWA...PAWNEE
...ROGERS...TULSA...WASHINGTON.

AS A RESULT...THE GREATER METROPOLITAN AREA OF TULSA IS NO LONGER IN
THE WATCH.

Local storm report, Jul 2, 10:07 PM CDT, 1 hour 6 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
1010 PM CDT THU JUL 02 1992

TIME         COUNTY         REPORT

540 PM       WASHINGTON    NICKEL-SIZE HAIL IN RAMONA

635 PM       TULSA         QUARTER-SIZE HAIL AT THE INTERSECTION
                           OF BRADY AND TACOMA IN THE CITY OF TULSA

649 PM       TULSA         NICKEL-SIZE HAIL AT 136TH ST NORTH AND
                           HIGHWAY 169 IN THE CITH OF TULSA

707 PM       TULSA         8 HOMES DAMAGED...1 MINOR INJURY ON 129TH
                           EAST AVE BETWEEN 166 ST NORTH AND 177 ST NORTH
                           IN THE CITY OF TULSA

700 PM      ROGERS         DIME-SIZE HAIL ON HWY 66 JUST NORTH OF
                           CLAREMORE

Local storm report, Jul 2, 10:43 PM CDT, 30 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1031 PM CDT THU JUL 02 1992

TIME         COUNTY         REPORT

630 PM       ROGERS         FUNNEL CLOUD REPORTED EARLIER OBSERVED TO
                            HAVE TOUCHED DOWN BRIEFLY NEAR OOLOGAH DAM.
                            NO DAMAGE.  WENT BACK UP INTO CLOUDS.
                            (ROGERS CO SO)

630 PM       CREEK          HIGH WINDS NEARLY PICKED CAR OFF ROAD
                            BETWEEN KELLYVILLE AND SAPULPA.  WINDS
                            ESTIMATED OVER 60 MPH.  (CREEK CO CD)

720 PM       ROGERS         NICKEL SIZE HAIL NEAR SEQUOYAH (NORTHEAST
                            OF CLAREMORE)  (ROGERS CO SO)

740 PM       MAYES          DIME SIZE HAIL IN ADAIR.  STRONG WINDS ALSO
                            KNOCKED DOWN A LARGE LIMB OFF A TREE AND
                            KNOCKED OUT TRAFFIC LIGHT.
800 PM      OTTAWA          QUARTER SIZE HAIL NORTHEAST OdF AFTON
                            (HAM RADIO REPORT)

Local storm report, Jul 2, 10:49 PM CDT, 24 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
1046 PM CDT THU JUL 02 1992

TIME         COUNTY         REPORT

840 PM       DELAWARE       HIGH WINDS KNOCKED DOWN TREE ON TOP OF
                            PICKUP NEAR GROVE.  (DELAWAE CO CD)

1031 PM      PITTSBURG      DIME SIZE HAIL 5 MILES SOUTHEAST OF
                            EUFAULA ALONG HIGHWAY 9.  (PITTSBURG
                            CO CD)

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 2, 7:13 PM CDT	Severe Thunderstorm Warning	TSA	Rogers	62 min
Jul 2, 7:24 PM CDT	Severe Thunderstorm Warning	TSA	Mayes	51 min
Jul 2, 7:30 PM CDT	Severe Thunderstorm Warning	TSA	Tulsa	60 min
Jul 2, 7:43 PM CDT	Severe Thunderstorm Warning	TSA	Craig	47 min
Jul 2, 7:46 PM CDT	Severe Thunderstorm Warning	TSA	Ottawa	44 min
Jul 2, 7:53 PM CDT	Severe Thunderstorm Warning	TSA	Okmulgee	52 min
Jul 2, 8:04 PM CDT	Severe Thunderstorm Warning	TSA	Delaware	56 min
Jul 2, 8:06 PM CDT	Severe Thunderstorm Warning	TSA	Wagoner	69 min
Jul 2, 8:56 PM CDT	Severe Thunderstorm Warning	TSA	Muskogee	64 min
Jul 2, 9:33 PM CDT	Severe Thunderstorm Warning	TSA	McIntosh	42 min
Jul 2, 10:04 PM CDT	Severe Thunderstorm Warning	TSA	Cherokee, Muskogee	41 min
Jul 2, 10:13 PM CDT	Severe Thunderstorm Warning	TSA	Sequoyah	62 min
Jul 2, 10:14 PM CDT	Severe Thunderstorm Warning	TSA	Adair	61 min
Jul 2, 10:16 PM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Pittsburg	59 min
Jul 2, 10:46 PM CDT	Severe Thunderstorm Warning	TSA	Haskell, Muskogee	44 min
Jul 2, 11:12 PM CDT	Severe Thunderstorm Warning	TSA	Pittsburg	63 min
Jul 3, 12:35 AM CDT	Severe Thunderstorm Warning	TSA	LeFlore	55 min
Jul 2, 8:53 PM CDT	Severe Thunderstorm Warning	TSA	Benton	67 min
Jul 2, 9:13 PM CDT	Severe Thunderstorm Warning	TSA	Washington	62 min
Jul 2, 9:43 PM CDT	Severe Thunderstorm Warning	TSA	Madison	62 min
Jul 2, 10:13 PM CDT	Severe Thunderstorm Warning	TSA	Franklin, Johnson	62 min
Jul 2, 10:57 PM CDT	Severe Thunderstorm Warning	TSA	Crawford	63 min
Jul 2, 11:31 PM CDT	Severe Thunderstorm Warning	TSA	Franklin	59 min
Jul 3, 12:00 AM CDT	Severe Thunderstorm Warning	TSA	Johnson	60 min
Jul 3, 12:16 AM CDT	Severe Thunderstorm Warning	TSA	Logan, Sebastian	59 min
Jul 3, 1:12 AM CDT	Severe Thunderstorm Warning	TSA	Logan, Scott, Sebastian	63 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1992 Severe Thunderstorm Warnings in Arkansas, 1992 Every severe thunderstorm warning in 1992

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.