Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 137, NWS Tulsa, OK

May 8, 2003Tulsa County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at May 8, 2003, 1:55 AM CDT for Tulsa County, Oklahoma. It was in force for 50 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
May 8, 2003, 1:55 AM CDT (06:55 UTC)
Expired
May 8, 2003, 2:45 AM CDT
In force
50 min
Issued by
NWS Tulsa, OK
Area
Counties, with a storm outline in the text

County Tulsa County, OK

The radar

The Tulsa radar (KINX), 38 km from the middle of the area, began a volume at 06:58 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.

Did it verify

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 7, 10:55 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 6.9 hours before the alert went out and 159 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 2003-05-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1026 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 2003-05-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 123 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
1026 J/kg
Mixed-layer CIN
-80 J/kg
Mixed-layer LCL
1110 m above ground
0-6 km bulk shear
75 kt
0-1 km storm-relative helicity
123 m²/s²
0-3 km storm-relative helicity
300 m²/s²
Significant tornado parameter
1.0
Supercell composite
5.9

Open this sounding in Storm Lab

The text

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

316 
WUUS54 KTSA 080655
SVRTUL
OKC143-080745-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
155 AM CDT THU MAY 8 2003

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN TULSA COUNTY IN NORTHEAST OKLAHOMA

* UNTIL 245 AM CDT

* AT 155 AM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 3
  MILES SOUTHEAST OF GLENPOOL...MOVING NORTHEAST AT 25 MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...BIXBY...
  GLENPOOL AND BROKEN ARROW.

HAIL TO THE SIZE OF PENNIES AND WIND GUSTS TO 60 MPH CAN BE EXPECTED
IN THE WARNED AREA. STAY INDOORS AND AWAY FROM WINDOWS UNTIL THE
STORM HAS PASSED.

LAT...LON 3595 9603 3588 9597 3599 9576 3618 9579

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 May 7, 11:40 PM CDT, 2 hours 15 minutes earlier.

Area forecast discussion, May 7, 11:40 PM CDT, 2 hours 15 minutes before
MESOSCALE FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OKLAHOMA
1140 PM CDT WED MAY 7 2003

SEVERE THUNDERSTORMS CONTINUE TO TRACK ACROSS WESTERN/SOUTHWESTERN
OKLAHOMA.  LOW LEVEL JET FIRMLY ESTABLISHED VIA PROFILER NETWORK
WITH BROAD AREA OF 45-50KT 850MB WINDS ACROSS OK.  EXPECT STRONG
WARM ADVECTION ZONE TO TRANSLATE INTO EASTERN OKLAHOMA SERVING TO
SUSTAIN ONGOING CONVECTION WHILE IGNITING ADDITIONAL THUNDERSTORMS.
DEEP LAYER SHEAR MORE THAN ADEQUATE FOR ELEVATED SUPERCELLS NORTH OF
THE WARM FRONT.  AT 1130 PM...SURFACE WARM FRONT CONTINUED ALONG THE
RED RIVER VALLEY WITH NORTHWARD PROGRESS ANTICIPATED OVERNIGHT.
REPORTS ASSOCIATED WITH WESTERN OK STORMS SUBSTANTIATE LARGE HAIL THREAT
WITH ISOLATED TORNADO THREAT POSSIBLE FOR STORMS THAT TRACK
ALONG/SOUTH OF THE WARM FRONT OVERNIGHT.

FORECAST ID= 07

.TSA...
AR...NONE.
OK...NONE.
Hazardous weather outlook, May 7, 11:10 PM CDT, 2 hours 45 minutes before
ARZ001-002-010-011-019-020-029-OKZ049-053>076-081100-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
1110 PM CDT WED MAY 7 2003

THIS OUTLOOK IS FOR NORTHWEST AND WEST CENTRAL ARKANSAS AS WELL AS
MUCH OF EASTERN OKLAHOMA.

.DAY ONE...TONIGHT

SEVERE WEATHER OUTLOOK

...CHANCE OF SEVERE THUNDERSTORMS OVERNIGHT MAINLY ACROSS NORTHEAST
   OKLAHOMA...

A WARM FRONT IS LOCATED ALONG THE RED RIVER VALLEY AND WILL SLOWLY
LIFT NORTHWARD OVERNIGHT.  ELEVATED THUNDERSTORMS WILL DEVELOP NORTH
OF THE WARM FRONT OVERNIGHT AS THE LOW LEVEL JET STRENGTHENS.  LARGE
HAIL AND VERY HEAVY RAIN WILL BE POSSIBLE IN THE STRONGER STORMS...
MAINLY ALONG AND NORTH OF A MCALESTER...FORT SMITH LINE.
THUNDERSTORMS THAT DEVELOP MAY MOVE INTO NORTHWEST ARKANSAS EARLY
THURSDAY MORNING.

ADDITIONAL STORMS MAY CONTINUE SOUTH OF THE WARM FRONT AND AFFECT
FAR SOUTHEAST OKLAHOMA.  THUNDERSTORMS THAT DEVELOP IN THIS REGION
WILL HAVE POTENTIAL TO PRODUCE SIGNIFICANT SEVERE WEATHER INCLUDING LARGE
HAIL AND ISOLATED TORNADOES.

WARNING PROBABILITIES FOR SEVERE THUNDERSTORMS AND TORNADOES CAN BE
FOUND IN THE OUTLOOK SECTION AT: WWW.SRH.NOAA.GOV/TULSA. GIVEN
PROBABILITIES REPRESENT THE POTENTIAL FOR A WARNING TO BE ISSUED AT
YOUR LOCATION.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY
THE SEVERE WEATHER THREAT WILL CONTINUE INTO THURSDAY AS A DRY LINE
APPROACHES THE AREA FROM THE WEST.  THE BEST CHANCE FOR SEVERE
STORMS WILL BE ACROSS FAR NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS
LATE THURSDAY AFTERNOON AND EVENING.  FURTHER SOUTH...ACROSS
SOUTHEAST OKLAHOMA...CONVECTION MAY BE SUPPRESSED DUE TO A STRONG
CAP.  HOWEVER ANY STORMS THAT DO DEVELOP ON THURSDAY WOULD LIKELY BE
SEVERE.

SEVERE WEATHER WILL AGAIN BE POSSIBLE ON SATURDAY AS AN UPPER LEVEL
SYSTEM MOVES ACROSS THE CENTRAL PLAINS. DRY AND COOLER WEATHER IS
EXPECTED SUNDAY THROUGH TUESDAY.

.SPOTTER / EMERGENCY MANAGEMENT ACTION STATEMENT...SPOTTER
ACTIVATION MAY BE REQUIRED TONIGHT OVER PORTIONS OF NORTHEAST
OKLAHOMA AND NORTHWEST ARKANSAS.

ADDITIONAL WEATHER INFORMATION CAN BE FOUND AT...
WWW.SRH.NOAA.GOV/TULSA

In the hours before

Local storm report, May 7, 7:55 PM CDT, 6 hours before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
0755 PM CDT WED MAY 07 2003

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

0544 PM    PARADISE                  AR   1.75 IN HAIL
05/03/03   FRANKLIN                       REPORTED BY PUBLIC

BM
Local storm report, May 7, 8:42 PM CDT, 5 hours 13 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
0842 PM CDT WED MAY 07 2003

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

1227 AM    HONOBIA                   OK   WIND DAMAGE
05/07/03   PUSHMATAHA                     LARGE TREES BLOWN ACROSS
                                          ROADWAY.
                                          REPORTED BY PUBLIC

1104 PM    8 W EUBANKS               OK   0.88 IN HAIL
05/06/03   PUSHMATAHA                     REPORTED BY PUBLIC.

1035 PM    PRAIRIE GROVE             AR   0.75 IN HAIL
05/06/03   WASHINGTON                     REPORTED BY CO-OP OBSERVER

0905 PM    BENGAL                    OK   0.75 IN HAIL
05/06/03   LATIMER                        REPORTED BY PUBLIC

0725 PM    PETTIGREW                 AR   1.00 IN HAIL
05/06/03   MADISON                        REPORTED BY PUBLIC.

0708 PM    7 S SALLISAW              OK   0.88 IN HAIL
05/06/03   SEQUOYAH                       REPORTED BY PUBLIC.

0649 PM    8 W BIDVILLE              AR   WIND DAMAGE
05/06/03   CRAWFORD                       POWER POLE BLOWN DOWN
                                          ALONG WITH SEVERAL TREES.
                                          REPORTED BY PUBLIC.

0620 PM    1 E BUNCH                 OK   0.88 IN HAIL
05/06/03   ADAIR                          REPORTED BY PUBLIC.

0620 PM    SILOAM SPRINGS            AR   60 MPH WIND GUST
05/06/03   BENTON                         REPORTED BY SPOTTER

0559 PM    2 N SPAVINAW              OK   0.88 IN HAIL
05/06/03   MAYES                          REPORTED BY PUBLIC

0557 PM    BLOCKER                   OK   0.75 IN HAIL
05/06/03   PITTSBURG                      REPORTED BY PUBLIC.

0535 PM    6 NE COOKSON              OK   0.88 IN HAIL
05/06/03   CHEROKEE                       REPORTED BY PUBLIC.

0530 PM    BOX                       OK   0.75 IN HAIL
05/06/03   SEQUOYAH                       REPORTED BY PUBLIC.

0425 PM    3 S INOLA                 OK   0.88 IN HAIL
05/06/03   ROGERS                         REPORTED BY PUBLIC.

0421 PM    10 NE COWETA              OK   0.88 IN HAIL
05/06/03   WAGONER                        REPORTED BY PUBLIC.

0415 PM    1 S COUNCIL HILL          OK   1.00 IN HAIL
05/06/03   MCINTOSH                       REPORTED BY PUBLIC

BM
Special weather statement, May 7, 10:55 PM CDT, 3 hours before
OKZ054>076-080900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1055 PM CDT WED MAY 7 2003

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
#294 UNTIL 400 AM CDT THURSDAY MORNING FOR THE FOLLOWING AREAS:

IN OKLAHOMA THIS WATCH INCLUDES 23 COUNTIES...
IN EAST CENTRAL OKLAHOMA:

CHEROKEE              MUSKOGEE              OKFUSKEE
SEQUOYAH

IN NORTHEAST OKLAHOMA:

ADAIR                 CRAIG                 CREEK
DELAWARE              MAYES                 NOWATA
OKMULGEE              OSAGE                 OTTAWA
PAWNEE                ROGERS                TULSA
WAGONER               WASHINGTON

IN SOUTHEAST OKLAHOMA:

HASKELL               LATIMER               LE FLORE
MCINTOSH              PITTSBURG

THIS INCLUDES THE CITIES OF BARTLESVILLE...BRISTOW...BROKEN ARROW...
CLAREMORE...EUFAULA...JAY...MCALESTER...MIAMI...MUSKOGEE...NOWATA...
OKEMAH...OKMULGEE...PAWHUSKA...PAWNEE...POTEAU...PRYOR...SALLISAW...
SAND SPRINGS...STIGLER...STILWELL...TAHLEQUAH...TULSA...VINITA...
WAGONER AND WILBURTON.
Special weather statement, May 8, 1:48 AM CDT, 7 minutes before
OKZ060-080715-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
148 AM CDT THU MAY 8 2003

...SIGNIFICANT WEATHER ALERT IN EFFECT FOR TULSA COUNTY UNTIL 215 AM
   CDT...

AT 148 AM CDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 5 MILES
SOUTH OF GLENPOOL...MOVING NORTHEAST AT 35 MPH. THIS STORM WILL BE
CAPABLE OF PRODUCING PEA SIZE HAIL AND WIND GUSTS TO 40 MPH.

THE COMMUNITIES OF TULSA...BIXBY...JENKS...GLENPOOL AND BROKEN ARROW
WILL BE AFFECTED BY THIS STORM THROUGH 215 AM CDT.
Special weather statement, May 8, 1:54 AM CDT, 1 minute before
OKZ054>076-080900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
154 AM CDT THU MAY 8 2003

THE NATIONAL WEATHER SERVICE HAS CLEARED A PORTION OF SEVERE
THUNDERSTORM WATCH #294. AREAS CLEARED FROM THE SEVERE THUNDERSTORM
WATCH INCLUDE:

IN OKLAHOMA THIS WATCH INCLUDES 8 COUNTIES...
IN NORTHEAST OKLAHOMA:

CRAIG                 DELAWARE              MAYES
NOWATA                OSAGE                 OTTAWA
ROGERS                WASHINGTON

THESE COUNTIES WILL BE INCLUDED IN A NEW SEVERE THUNDERSTORM WATCH
#295 VALID UNTIL 700 AM CDT.

SEVERE THUNDERSTORM WATCH #167 REMAINS VALID UNTIL 400 AM CDT
THURSDAY MORNING FOR THE FOLLOWING AREAS:

IN OKLAHOMA THIS WATCH INCLUDES 15 COUNTIES...
IN EAST CENTRAL OKLAHOMA:

CHEROKEE              MUSKOGEE              OKFUSKEE
SEQUOYAH

IN NORTHEAST OKLAHOMA:

ADAIR                 CREEK                 OKMULGEE
PAWNEE                TULSA                 WAGONER

IN SOUTHEAST OKLAHOMA:

HASKELL               LATIMER               LE FLORE
MCINTOSH              PITTSBURG

THIS INCLUDES THE CITIES OF BRISTOW...BROKEN ARROW...EUFAULA...
MCALESTER...MUSKOGEE...OKEMAH...OKMULGEE...PAWNEE...POTEAU...
SALLISAW...SAND SPRINGS...STIGLER...STILWELL...TAHLEQUAH...TULSA...
WAGONER AND WILBURTON.

The office that day

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

IssuedProductOfficeCountiesLasted
May 8, 3:50 AM CDTSevere Thunderstorm WarningTSAPittsburg55 min
May 8, 4:20 AM CDTTornado WarningTSAPittsburg55 min
May 8, 4:42 AM CDTSevere Thunderstorm WarningTSALatimer63 min
May 8, 5:04 AM CDTSevere Thunderstorm WarningTSAHaskell41 min
May 8, 5:41 AM CDTSevere Thunderstorm WarningTSALatimer, LeFlore49 min
May 8, 6:04 AM CDTTornado WarningTSALeFlore56 min
May 8, 6:56 AM CDTSevere Thunderstorm WarningTSALeFlore34 min
May 8, 5:50 PM CDTSevere Thunderstorm WarningTSAOsage55 min
May 8, 6:01 PM CDTTornado WarningTSACreek, Okfuskee59 min
May 8, 6:06 PM CDTTornado WarningTSAOsage, Pawnee54 min
May 8, 6:53 PM CDTTornado WarningTSAOsage67 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2003Every severe thunderstorm warning in 2003

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.