Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 330, NWS Tulsa, OK

July 29, 2003McIntosh County, Muskogee County, Oklahoma; Madison County, Arkansas

NWS Tulsa, OK issued this severe thunderstorm warning at Jul 29, 2003, 5:15 PM CDT for McIntosh County, Muskogee County, Oklahoma; Madison County, Arkansas. It was in force for 60 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
Jul 29, 2003, 5:15 PM CDT (22:15 UTC)
Expired
Jul 29, 2003, 6:15 PM CDT
In force
60 min
Issued by
NWS Tulsa, OK
Area
Counties, with a storm outline in the text

Counties Madison County, AR, McIntosh County, OK, Muskogee County, OK

The radar

The Western Arkansas radar (KSRX), 106 km from the middle of the area, began a volume at 22:15 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 nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 10.3 hours before the alert went out and 99 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 2003-07-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 169 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, Springfield, MO at 12:00Z on 2003-07-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -33 square meters per square second.1939Sfc1 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
169 J/kg
Mixed-layer CIN
-183 J/kg
Mixed-layer LCL
998 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
-33 m²/s²
0-3 km storm-relative helicity
179 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.6

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KTSA 292215
SVRTUL
OKC091-101-292315-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
513 PM CDT TUE JUL 29 2003

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN MUSKOGEE COUNTY IN EAST CENTRAL OKLAHOMA
  EASTERN MCINTOSH COUNTY IN SOUTHEAST OKLAHOMA

* UNTIL 615 PM CDT

* AT 513 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 9   
MILES WEST OF PORUM...MOVING EAST AT 25 MPH.  THIS STORM HAS A 
HISTORY OF PRODUCING WIND DAMAGE IN STIDHAM.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...PORUM...WARNER
  AND WEBBERS FALLS.

HAIL TO THE SIZE OF QUARTERS AND WIND GUSTS TO 65 MPH CAN BE 
EXPECTED IN THE WARNED AREA. STAY INDOORS AND AWAY FROM WINDOWS 
UNTIL THE STORM HAS PASSED.

LAT...LON 3547 9553 3530 9546 3540 9509 3562 9511

$$
1 follow-up statement
551 
WUUS54 KTSA 292215 RRA
SVRTUL
ARC087-292315-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
515 PM CDT TUE JUL 29 2003

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN MADISON COUNTY IN NORTHWEST ARKANSAS

* UNTIL 615 PM CDT

* AT 515 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 4
  MILES EAST OF AURORA...MOVING SOUTHEAST AT 15 MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...ST PAUL...
  PETTIGREW...AURORA...KINGSTON...BOSTON...WITTER AND MARBLE.

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 3622 9362 3578 9382 3577 9352 3612 9343

$$

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 29, 3:35 PM CDT, 1 hour 40 minutes earlier.

Area forecast discussion, Jul 29, 3:35 PM CDT, 1 hour 40 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OKLAHOMA
335 PM CDT TUE JUL 29 2003

BOUNDARY DRAPED NORTHEAST TO SOUTHWEST ACROSS THE AREA.
THUNDERSTORMS POSSIBLE ACROSS ALMOST THE WHOLE AREA BUT THE BEST
CHANCES ARE PROBABLY OVER SOUTHEAST OKLAHOMA AND NORTHWEST ARKANSAS
OR TO THE SOUTHEAST OF THE FRONT.  THINK THE GFS POPS ARE MUCH TOO
HIGH. THE MODEL SEEMS TO HAVE A CONVECTIVE FEEDBACK PROBLEM.  DO
THINK RAIN CHANCES ARE BETTER THAN THE NGM AND ETA MOS THOUGH.

RAIN CHANCESWILL LINGER INTO THE MORNING HOURS...BUT DRYING AT THE
SURFACE AND ALOFT SHOULD LEAD TO A MORE STABLE AIR MASS TOMORROW
AFTERNOON AND TOMORROW NIGHT.  BOTH THE ETA AND GFS AGREE ON THIS.

THINK TOMORROW WILL BE COOLER THAN TODAY...ESPECIALLY IN THE
MLC...FSM AND HHW AREAS.  A WARMING TREND WILL THEN ENSUE THURSDAY
AND FRIDAY AS THE WINDS COME AREA TO THE SOUTH AND 8H TEMPS INCREASE
AGAIN.  AGREE ON WARMING TREND BUT THE ETA MAY BE OUT OF
HAND...ESECIALLY IF THE WAVE IT FORECASTS TO MOVE SOUTHEAST INTO THE
AREA FRIDAY AFTERNOON GENERATES PRECIP AS ITS QPF SUGGESTS.

HAVE INCLUDED POPS FRIDAY AFTERNOON AND EVENING AND AGAIN FROM
SATURDAY AFTERNOON INTO SUNDAY AS ANOTHER BOUNDARY MAY RIDE THE WEAK
NORTHWEST FLOW ALOFT SOUTH INTO THE AREA.  THE POTENTAIL FOR
BOUNDARIES AND NORTHWEST FLOW ALOFT SHOULD KEEP TEMPERATURES FROM
GETTING TOO OUT OF HAND INTO EARLY NEXT WEEK.

TUL   71   92   70   95  / 30   20   10   10
FSM   71   93   70   95  / 40   30   10   10
MLC   72   94   70   95  / 40   30   10   10
BVO   68   92   68   95  / 30   10   10   10
FYV   68   87   65   90  / 40   20   10   10
BYV   67   86   64   89  / 40   30   10   10
MKO   71   93   70   95  / 40   20   10   10
MIO   68   89   67   93  / 30   20   10   10
F10   72   93   70   95  / 40   20   10   10
HHW   73   94   71   95  / 40   30   10   10

FORECAST ID= 17

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

ABBAS
Hazardous weather outlook, Jul 29, 3:20 PM CDT, 1 hour 55 minutes before
ARZ001-002-010-011-019-020-029-OKZ049-053>076-301100-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
320 PM CDT TUE JUL 29 2003

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

.DAY ONE...TODAY

SEVERE WEATHER OUTLOOK

A WEAK COLD FRONT WAS DRAPED ACROSS SOUTHEAST OKLAHOMA AND FAR
NORTHWEST ARKANSAS THIS AFTERNOON...NEAR A EUFAULA...JAY LINE.
SCATTERED THUNDERSTORMS HAVE STARTED TO DEVELOP ALONG THE FRONT
ACROSS PORTIONS OF SOUTHEAST OKLAHOMA.  SCATTERED THUNDERSTORMS WILL
CONTINUE TO BE POSSIBLE ACROSS SOUTHEAST OKLAHOMA AND WEST-CENTRAL
ARKANSAS THROUGH THE EVENING HOURS.  A FEW OF THESE STORMS COULD
BRIEFLY REACH SEVERE LIMITS THROUGH EARLY EVENING...PRODUCING WIND
GUSTS TO 65 MPH AND NICKEL SIZE HAIL.

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 CONTINUE THROUGH WEDNESDAY AS THE FRONTAL
BOUNDARY REMAINS IN THE AREA.  BUILDING UPPER LEVEL HIGH PRESSURE
WILL BRING A RETURN TO DRY WEATHER AND WARMER TEMPERATURES BY THE
WEEKEND.

.SPOTTER / EMERGENCY MANAGEMENT ACTION STATEMENT...
SPOTTERS AND EMERGENCY MANAGEMENT OFFICIALS SHOULD CONTINUE TO
MONITOR WEATHER CONDITIONS THIS AFTERNOON AND EVENING ACROSS
SOUTHEAST OKLAHOMA AND WEST-CENTRAL ARKANSAS.

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

In the hours before

Special weather statement, Jul 29, 4:02 PM CDT, 1 hour 13 minutes before
OKZ071-292145-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
402 PM CDT TUE JUL 29 2003

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SIGNIFICANT WEATHER ADVISORY EFFECTIVE UNTIL 445 PM CDT
FOR THE FOLLOWING COUNTY:

IN SOUTHEAST OKLAHOMA
     MCINTOSH

AT 402 PM CDT...DOPPLER RADAR INDICATED STRONG THUNDERSTORMS ALONG A
LINE EXTENDING FROM 6 MILES NORTHWEST OF RAIFORD TO HANNA...MOVING
EAST AT 20 MPH. SOME LOCATIONS THAT WILL BE AFFECTED BY THESE
STORMS INCLUDE...EUFAULA...HANNA...RAIFORD...VIVIAN AND STIDHAM.

THESE STORMS WILL BE CAPABLE OF PRODUCING SMALL HAIL AND WIND GUSTS
TO 40 MPH. RESIDENTS IN THESE AREAS SHOULD REMAIN ALERT IN CASE THE
ADVISORY IS UPGRADED TO A WARNING.
Special weather statement, Jul 29, 5:00 PM CDT, 15 minutes before
ARZ020-029-292300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
500 PM CDT TUE JUL 29 2003

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A SIGNIFICANT
WEATHER ADVISORY EFFECTIVE UNTIL 600 PM CDT FOR THE FOLLOWING
COUNTIES:

IN WEST CENTRAL ARKANSAS
     FRANKLIN AND SEBASTIAN

AT 500 PM CDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 2 MILES
EAST OF LAVACA...STATIONARY. SOME LOCATIONS THAT WILL BE AFFECTED BY
THIS STORM INCLUDE...MILLTOWN...CHARLESTON...BRANCH...URSULA...PETER
PENDER...VESTA...LAVACA...WASHBURN...BURNVILLE...FT CHAFFEE...BLOOMER
AND CENTRAL CITY.

THIS STORM WILL BE CAPABLE OF PRODUCING WIND GUSTS TO 40 MPH.
RESIDENTS IN THESE AREAS SHOULD REMAIN ALERT IN CASE THE ADVISORY IS
UPGRADED TO A WARNING.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 29, 4:18 PM CDTSevere Thunderstorm WarningTSAMcIntosh57 min
Jul 29, 5:53 PM CDTTornado WarningTSAMadison67 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2003Severe Thunderstorm Warnings in Arkansas, 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.