Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 196, NWS Tulsa, OK

May 13, 2003Haskell County, Muskogee County, Sequoyah County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at May 13, 2003, 4:14 PM CDT for Haskell County, Muskogee County, Sequoyah County, Oklahoma. It was in force for 76 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 13, 2003, 4:14 PM CDT (21:14 UTC)
Expired
May 13, 2003, 5:30 PM CDT
In force
76 min
Issued by
NWS Tulsa, OK
Area
Counties, with a storm outline in the text

Counties Haskell County, OK, Muskogee County, OK, Sequoyah County, OK

The radar

The Western Arkansas radar (KSRX), 54 km from the middle of the area, began a volume at 21:17 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 13, 2:20 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 9.2 hours before the alert went out and 192 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, Springfield, MO at 12:00Z on 2003-05-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Springfield, MO at 12:00Z on 2003-05-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 168 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1853 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
168 m²/s²
0-3 km storm-relative helicity
173 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KTSA 132114
SVRTUL
OKC061-101-135-132230-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
412 PM CDT TUE MAY 13 2003

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN MUSKOGEE COUNTY IN EAST CENTRAL OKLAHOMA
  SEQUOYAH COUNTY IN EAST CENTRAL OKLAHOMA
  HASKELL COUNTY IN SOUTHEAST OKLAHOMA

* UNTIL 530 PM CDT

* AT 412 PM CDT...DOPPLER RADAR INDICATED SEVERE THUNDERSTORMS       
  ALONG A LINE EXTENDING FROM NORTHERN SEQUOYAH COUNTY...TO          
  VIAN...TO WARNER...MOVING SOUTH AT 15 MPH.

ROTATION HAS BEEN NOTED WITH THIS STORM APPROXIMATELY 3 MILES SOUTH 
OF WEBBERS FALLS.  THIS IS A DANGEROUS STORM.  TAKE SHELTER 
IMMEDIATELY

SALLISAW...WEBBERS FALLS...PORUM...TAMAHA...BRIARTOWN...
STIGLER...KEOTA...AND GANS ARE NEAR THE PATH OF THIS STORM.

WIND GUSTS TO 70 MPH CAN BE EXPECTED IN THE WARNED AREA. STAY INDOORS 
AND AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

LAT...LON 3564 9474 3542 9535 3510 9535 3523 9483
          3554 9456

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 13, 3:50 PM CDT, 24 minutes earlier.

Area forecast discussion, May 13, 3:50 PM CDT, 24 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OKLAHOMA
350 PM CDT TUE MAY 13 2003

AN MCS OVER KANSAS HAS MOVED INTO NORTHEAST OK/NORTHWEST AR THIS
AFTERNOON. SEVERE THUNDERSTORMS ASSOCIATED WITH THIS SYSTEM WILL
CONTINUE TO MOVE TO THE SOUTHEAST THRU THE EVENING.

OVERNIGHT...A STRONG UPPER LOW WILL TRACK EAST ACROSS THE HIGH
PLAINS. WITH A COLD FRONT SETTING UP TO THE WEST...EXPECT ANOTHER
MCS TO FORM ALONG THE BOUNDARY IN KANSAS AND MOVE SOUTHEAST INTO
NORTHEAST OK/NORTHWEST AR. HOWEVER...IF THE ATMOSPHERE DOESNT
RECOVER FROM THIS AFTERNOON/EVENING CONVECTION...STORMS MAY HAVE A
MORE DIFFICULT TIME MAINTAINING STRENGTH. A LLJ WILL DEVELOP IN
NORTHEAST TX WITH A WARM FRONT NEAR THE RED RIVER...LEADING TO SOME
OVERRIDING PRECIP AND POSSIBLY ANOTHER COMPLEX OF STORMS TONIGHT.

AS THE COLD FRONT/DRY LINE APPROACH TOMORROW...SUFFICIENT
INSTABILITY AND MOISTURE WILL BE PLACE...AS WELL AS NUMEROUS LEFT
OVER OUTFLOW BOUNDARIES...FOR THUNDERSTORMS TO DEVELOP AND MOVE THRU
THE REGION. SFC FRONT WILL CONTINUE TO THE EAST WED NIGHT WITH
DECREASING RAIN CHANCES FROM WEST TO EAST.

THURSDAY LOOKS TO BE DRY BEFORE THE NEXT UPPER SYSTEM APPROACHES THE
AREA THURSDAY NIGHT. ANOTHER COLD FRONT WILL MOVE THROUGH THE AREA
ON FRIDAY BRINGING SHOWERS AND THUNDERSTORMS BACK TO THE CWA.
SATURDAY LOOKS TO BE DRY BEHIND THE FRONT...HOWEVER LEFT LOW POPS
IN FOR WESTERN AR AS SYSTEM MAY NOT COMPLETELY CLEAR THAT AREA UNTIL
LATER IN THE DAY. SFC HIGH PRESSURE/UPPER RIDGE BUILDS OVER THE
REGION DURING THE WEEKEND AND INTO EARLY NEXT WEEK...SO HAVE LEFT
MAJORITY OF THE EXTENDED DRY.

TUL   65   76   55   79  / 60   50   10   10
FSM   63   77   57   79  / 60   50   20   10
MLC   67   79   58   80  / 60   50   20   10
BVO   60   74   53   77  / 60   50   10   10
FYV   58   73   52   76  / 60   50   20   10
BYV   57   73   51   74  / 60   50   20   10
MKO   63   77   56   78  / 60   50   20   10
MIO   60   74   52   76  / 60   50   10   10
F10   65   79   57   79  / 60   50   20   10
HHW   68   82   62   81  / 60   50   30   10

FORECAST ID= 03

.TSA...
AR...NONE.
OK...NONE.

KEMPF
Hazardous weather outlook, May 13, 1:00 PM CDT, 3 hours 14 minutes before
ARZ001-002-010-011-019-020-029-OKZ049-053>076-141100-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
100 PM CDT TUE MAY 13 2003

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

.DAY ONE...TODAY

SEVERE WEATHER OUTLOOK

...SEVERE THUNDERSTORMS LIKELY OVER PARTS OF NORTHEAST OKLAHOMA AND
   THE NORTHWEST CORNER OF ARKANSAS THIS AFTERNOON...

...CHANCE FOR SEVERE THUNDERSTORMS TONIGHT OVER ALL OF EASTERN
   OKLAHOMA AND NORTHWEST ARKANSAS...

EARLY THIS AFTERNOON A COMPLEX OF SHOWERS AND THUNDERSTORMS HAD
MOVED SOUTHEAST INTO NORTHEAST OKLAHOMA AND THE NORTHWEST CORNER OF
ARKANSAS FROM SOUTHEASTERN KANSAS.  A FEW OF THESE STORMS WILL HAVE
THE POTENTIAL TO PRODUCE LARGE HAIL EARLY THIS AFTERNOON.  THE BEST
CHANCE FOR SEVERE THUNDESTORMS THIS AFTERNOON WILL BE TO THE NORTH
OF A PONCA CITY TO TULSA TO FORT SMITH.   THE THUNDERSTORMS MAY
WEAKEN OR DISSIPATE AS THE AFTERNOON PROGRESSES.

HOWEVER...THUNDERSTORM CHANCES WILL ONCE AGAIN INCREASE TONIGHT AS A
VIGOROUS UPPER SYSTEM MOVES FROM THE HIGH PLAINS INTO THE MIDWEST. A
SURFACE COLD FRONT APPROACHING FROM THE NORTHWEST COMBINED WITH THIS
UPPER SYSTEM WILL RESULT IN SHOWER AND THUNDERSTORM DEVELOPMENT
ACROSS KANSAS THIS EVENING. STORMS WILL LIKELY FORM A COMPLEX AS
THEY MOVE EAST SOUTHEAST ACROSS KANSAS AND INTO NORTHEAST OKLAHOMA
AND NORTHWEST ARKANSAS LATE TONIGHT. STEEP MID LEVEL LAPSE RATES
COMBINED WITH AMPLE LIFT FROM THE COLD FRONT AND A FAVORABLE LOW
LEVEL JET AXIS MAY RESULT IN A SLIGHT CHANCE FOR SEVERE STORMS
TONIGHT. LARGE HAIL WOULD BE THE MAIN THREAT.

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...WEDNESDAY THROUGH MONDAY
THUNDERSTORM CHANCES WILL DECREASE IN THE WAKE OF THE FRONT FOR
THURSDAY...BUT RETURN FOR FRIDAY AS ANOTHER UPPER SYSTEM AND COLD
FRONT APPROACH THE AREA. HIGH PRESSURE WILL BUILD IN OVER THE
WEEKEND AND EARLY NEXT WEEK.

.SPOTTER / EMERGENCY MANAGEMENT ACTION STATEMENT...SPOTTER
ACTIVATION MAY BE REQUIRED LATE TONIGHT ACROSS EASTERN OKLAHOMA AND
NORTHWEST ARKANSAS.

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

In the hours before

Local storm report, May 13, 11:42 AM CDT, 4 hours 32 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1142 AM CDT TUE MAY 13 2003

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

1111 AM    VINITA                    OK   1.00 IN HAIL
05/13/03   CRAIG                          SHERRIFFS OFFICE

PS
Local storm report, May 13, 11:52 AM CDT, 4 hours 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1152 AM CDT TUE MAY 13 2003

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

1140 AM    MIAMI                     OK   1.00 IN HAIL
05/13/03   OTTAWA                         POLICE DEPT

PS
Special weather statement, May 13, 11:59 AM CDT, 4 hours 15 minutes before
OKZ055-131730-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1159 AM CDT TUE MAY 13 2003

...SIGNIFICANT WEATHER ALERT IN EFFECT FOR NORTHERN WASHINGTON
   COUNTY UNTIL 1230 PM CDT...

AT 1159 AM CDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM
MOVING INTO NORTHERN WASHINGTON COUNTY AT 30 MPH. THIS STORM
WILL BE CAPABLE OF PRODUCING SMALL HAIL AND WIND GUSTS TO 40 MPH.
THE COMMUNITIES COPAN AND DEWEY WILL BE AFFECTED BY THIS STORM
THROUGH 1230 PM CDT.
Special weather statement, May 13, 2:11 PM CDT, 2 hours 3 minutes before
OKZ062-067-132015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
211 PM CDT TUE MAY 13 2003

...SIGNIFICANT WEATHER ALERT IN EFFECT FOR SOUTHERN MAYES AND
   NORTHERN WAGONER COUNTIES UNTIL 315 PM CDT...

AT 211 PM CDT...DOPPLER RADAR INDICATED STRONG THUNDERSTORMS OVER
SOUTHEAST ROGERS COUNTY MOVING INTO SOUTHERN MAYES AND NORTHERN
WAGONER COUNTIES.  THE STORMS WERE MOVING EAST-SOUTHEAST AT 40 MPH. THESE
STORMS WILL BE CAPABLE OF PRODUCING SMALL HAIL AND WIND GUSTS TO 50
MPH.
Special weather statement, May 13, 2:16 PM CDT, 1 hour 58 minutes before
ARZ001>002-010>011-019>020-029-OKZ060>063-066>076-140100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
216 PM CDT TUE MAY 13 2003

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
#361 UNTIL 800 PM CDT TUESDAY EVENING FOR THE FOLLOWING AREAS:

IN ARKANSAS THIS WATCH INCLUDES 7 COUNTIES...
IN NORTHWEST ARKANSAS:

BENTON                CARROLL               CRAWFORD
MADISON               WASHINGTON

IN WEST CENTRAL ARKANSAS:

FRANKLIN              SEBASTIAN

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

CHEROKEE              MUSKOGEE              SEQUOYAH

IN NORTHEAST OKLAHOMA:

ADAIR                 DELAWARE              MAYES
OKMULGEE              ROGERS                TULSA
WAGONER

IN SOUTHEAST OKLAHOMA:

HASKELL               LATIMER               LE FLORE
MCINTOSH              PITTSBURG

THIS INCLUDES THE CITIES OF BENTONVILLE...BERRYVILLE...BROKEN
ARROW...CEDARVILLE...CLAREMORE...EUFAULA...EUREKA SPRINGS...
FAYETTEVILLE...FORT SMITH...HUNTSVILLE...JAY...MCALESTER...
MOUNTAINBURG...MUSKOGEE...NATURAL DAM...OKMULGEE...OZARK...POTEAU...
PRYOR...ROGERS...SALLISAW...SAND SPRINGS...SILOAM SPRINGS...
SPRINGDALE...STIGLER...STILWELL...TAHLEQUAH...TULSA...VAN BUREN...
WAGONER AND WILBURTON.
Special weather statement, May 13, 3:49 PM CDT, 25 minutes before
ARZ001>002-010>011-019>020-029-OKZ060>063-066>076-140100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
349 PM CDT TUE MAY 13 2003

THE NATIONAL WEATHER SERVICE HAS CLEARED A PORTION OF SEVERE
THUNDERSTORM WATCH #361. AREAS CLEARED FROM THE SEVERE THUNDERSTORM
WATCH INCLUDE:

IN OKLAHOMA THIS WATCH INCLUDES 4 COUNTIES...
IN NORTHEAST OKLAHOMA:

DELAWARE              MAYES                 ROGERS
TULSA

THIS INCLUDES THE CITIES OF BROKEN ARROW...CLAREMORE...JAY...PRYOR...
SAND SPRINGS AND TULSA.

SEVERE THUNDERSTORM WATCH #361 REMAINS VALID UNTIL 800 PM CDT TUESDAY
EVENING FOR THE FOLLOWING AREAS:

IN ARKANSAS THIS WATCH INCLUDES 7 COUNTIES...
IN NORTHWEST ARKANSAS:

BENTON                CARROLL               CRAWFORD
MADISON               WASHINGTON

IN WEST CENTRAL ARKANSAS:

FRANKLIN              SEBASTIAN

IN OKLAHOMA THIS WATCH INCLUDES 11 COUNTIES...
IN EAST CENTRAL OKLAHOMA:

CHEROKEE              MUSKOGEE              SEQUOYAH

IN NORTHEAST OKLAHOMA:

ADAIR                 OKMULGEE              WAGONER

IN SOUTHEAST OKLAHOMA:

HASKELL               LATIMER               LE FLORE
MCINTOSH              PITTSBURG

THIS INCLUDES THE CITIES OF BENTONVILLE...BERRYVILLE...CEDARVILLE...
EUFAULA...EUREKA SPRINGS...FAYETTEVILLE...FORT SMITH...HUNTSVILLE...
MCALESTER...MOUNTAINBURG...MUSKOGEE...NATURAL DAM...OKMULGEE...
OZARK...POTEAU...ROGERS...SALLISAW...SILOAM SPRINGS...SPRINGDALE...
STIGLER...STILWELL...TAHLEQUAH...VAN BUREN...WAGONER AND WILBURTON.

The office that day

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

IssuedProductOfficeCountiesLasted
May 13, 11:09 AM CDTSevere Thunderstorm WarningTSACraig51 min
May 13, 11:26 AM CDTSevere Thunderstorm WarningTSAOsage, Ottawa49 min
May 13, 11:39 AM CDTSevere Thunderstorm WarningTSADelaware51 min
May 13, 12:17 PM CDTSevere Thunderstorm WarningTSACraig43 min
May 13, 1:03 PM CDTSevere Thunderstorm WarningTSAOsage, Washington42 min
May 13, 1:24 PM CDTSevere Thunderstorm WarningTSARogers, Tulsa66 min
May 13, 2:26 PM CDTSevere Thunderstorm WarningTSACherokee, Mayes49 min
May 13, 2:31 PM CDTSevere Thunderstorm WarningTSATulsa, Wagoner44 min
May 13, 2:50 PM CDTSevere Thunderstorm WarningTSACherokee40 min
May 13, 3:11 PM CDTFlash Flood WarningTSACherokee4 hr
May 13, 3:19 PM CDTSevere Thunderstorm WarningTSAMuskogee, Wagoner56 min
May 13, 3:28 PM CDTSevere Thunderstorm WarningTSAAdair, Sequoyah62 min
May 13, 3:48 PM CDTSevere Thunderstorm WarningTSACherokee57 min
May 13, 4:36 PM CDTSevere Thunderstorm WarningTSALeFlore39 min
May 13, 5:08 PM CDTSevere Thunderstorm WarningTSALeFlore52 min
May 13, 5:55 PM CDTSevere Thunderstorm WarningTSALeFlore50 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.