Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 354, NWS Tulsa, OK

August 2, 2003Muskogee County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Aug 2, 2003, 5:25 AM CDT for Muskogee County, Oklahoma. It was in force for 65 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
Aug 2, 2003, 5:25 AM CDT (10:25 UTC)
Expired
Aug 2, 2003, 6:30 AM CDT
In force
65 min
Issued by
NWS Tulsa, OK
Area
Counties, with a storm outline in the text

County Muskogee County, OK

The radar

The Tulsa radar (KINX), 52 km from the middle of the area, began a volume at 10:27 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 00:00Z, 10.4 hours before the alert went out and 187 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 00:00Z on 2003-08-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 483 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 00:00Z on 2003-08-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 158 square meters per square second.193958Sfc1 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
483 J/kg
Mixed-layer CIN
-165 J/kg
Mixed-layer LCL
1986 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
158 m²/s²
0-3 km storm-relative helicity
280 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.4

Open this sounding in Storm Lab

The text

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

653 
WUUS54 KTSA 021025
SVRTUL
OKC101-021130-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
525 AM CDT SAT AUG 2 2003

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN MUSKOGEE COUNTY IN EAST CENTRAL OKLAHOMA

* UNTIL 630 AM CDT

* AT 525 AM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM OVER
  MUSKOGEE...MOVING EAST AT 35 MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...PUMPKIN
  CENTER...MUSKOGEE...BRAGGS AND FORT GIBSON.

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 3580 9546 3565 9546 3565 9510 3583 9514

$$

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 Aug 2, 4:09 AM CDT, 1 hour 16 minutes earlier.

Area forecast discussion, Aug 2, 4:09 AM CDT, 1 hour 16 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OKLAHOMA
409 AM CDT SAT AUG 2 2003

DISC...
--------------------------------------------
BUSY NIGHT.  MCS SLOWLY EVOLVING INTO BROAD
AREA OF SIGNIFICANT RAINFALL.   ALL SLIDING
SOUTHEAST.  PWA VALUES IN 1.75 > 2.00 RANGE.
CWA WILL BE CLOSELY  MONITORED FOR POSSIBLE
WATCH IF MORE THAN AN ISOLATED FLOOD AFFAIR.
ACTION SLIDES SOUTH THIS AFTERNOON WITH OLD
BOUNDARY.  NORTHWEST FLOW WITH WEAK EMBEDED
SHORT WAVE ROTATING AROUND GREAT LAKES LOW
MAY PROVIDE MORE TSRA TONIGHT.  GW
==========================================-

TUL   90   71   94   71  / 70   30   20   20
FSM   90   71   91   71  / 80   40   20   20
MLC   93   73   93   72  / 50   40   20   20
BVO   88   67   94   68  / 70   20   20   20
FYV   85   67   86   66  / 80   40   20   20
BYV   85   66   88   68  / 80   50   20   20
MKO   91   71   92   72  / 70   40   20   20
MIO   87   68   91   69  / 70   30   20   20
F10   92   72   94   72  / 60   40   20   20
HHW   95   76   95   74  / 50   40   20   20

FORECAST ID= 21

.TSA...
AR...NONE.
OK...NONE.
Hazardous weather outlook, Aug 2, 3:10 AM CDT, 2 hours 15 minutes before
ARZ001-002-010-011-019-020-029-OKZ049-053>076-031100-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
310 AM CDT SAT AUG 02 2003

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

.DAY ONE...TODAY AND TONIGHT

SEVERE WEATHER OUTLOOK

...CHANCE OF SEVERE THUNDERSTORMS ACROSS NORTHEAST OKLAHOMA
   AND NORTHWEST ARKANSAS THIS MORNING...

SCATTERED STRONG TO SEVERE THUNDERSTORMS HAVE DEVELOPED EARLY THIS
MORNING ACROSS PORTIONS OF NORTHEAST OKLAHOMA.  THESE STORMS WILL
LIKELY DEVELOP INTO A CONVECTIVE COMPLEX...PUSHING SOUTHEAST INTO
NORTHWEST ARKANSAS AROUND SUNRISE.  HAIL TO THE SIZE NICKELS AND
DAMAGING DOWNBURST WINDS WILL BE LIKELY IN THE STRONGER STORMS.  IN
ADDITION...LOCALIZED FLASH FLOODING WILL BE POSSIBLE OVER NORTHEAST
OKLAHOMA AS THUNDERSTORMS INITIALLY MOVE OVER THE SAME AREAS.

ADDITIONAL THUNDERSTORM DEVELOPMENT WILL BE POSSIBLE THIS AFTERNOON
ALONG ANY RESIDUAL OUTFLOW BOUNDARIES PRODUCED FROM THIS MORNINGS
STORMS.  AS THE LOW LEVEL JET STRENGTHENS TONIGHT...ELEVATED
THUNDERSTORMS MAY ONCE AGAIN DEVELOP OVER SOUTHEAST OKLAHOMA AND
WEST-CENTRAL ARKANSAS.  LARGE HAIL AND DAMAGING WINDS WILL BE
POSSIBLE WITH ANY STORMS THAT DEVELOP.

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...SUNDAY THROUGH FRIDAY.

THE CHANCE FOR SHOWERS AND THUNDERSTORMS WILL REMAIN IN FORECAST FOR
THE NEXT SEVERAL DAYS AS DISTURBANCES MOVE SOUTHEAST OVER THE UPPER
RIDGE.

.SPOTTER / EMERGENCY MANAGEMENT ACTION STATEMENT...
SPOTTER ACTIVATION WILL BE REQUIRED THIS MORNING OVER NORTHEAST
OKLAHOMA AND NORTHWEST ARKANSAS.  A SEVERE THUNDERSTORM WATCH IS IN
EFFECT FOR MOST OF NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS UNTIL
700 AM CDT.

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

In the hours before

Special weather statement, Aug 2, 1:04 AM CDT, 4 hours 21 minutes before
ARZ001>002-010>011-019>020-029-OKZ054>064-066>070-072-021200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
104 AM CDT SAT AUG 2 2003

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
#830 UNTIL 700 AM CDT SATURDAY MORNING 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 17 COUNTIES...
IN EAST CENTRAL OKLAHOMA:

CHEROKEE              MUSKOGEE              SEQUOYAH

IN NORTHEAST OKLAHOMA:

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

THIS INCLUDES THE CITIES OF BARTLESVILLE...BENTONVILLE...
BERRYVILLE...BRISTOW...BROKEN ARROW...CEDARVILLE...CHARLESTON...
CLAREMORE...EUREKA SPRINGS...FAYETTEVILLE...FORT SMITH...
HUNTSVILLE...JAY...MIAMI...MOUNTAINBURG...MUSKOGEE...NATURAL DAM...
NOWATA...OKMULGEE...OZARK...PAWHUSKA...PAWNEE...PRYOR...ROGERS...
SALLISAW...SAND SPRINGS...SILOAM SPRINGS...SPRINGDALE...STILWELL...
TAHLEQUAH...TULSA...VAN BUREN...VINITA AND WAGONER.
Special weather statement, Aug 2, 2:38 AM CDT, 2 hours 47 minutes before
OKZ060-020815-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
238 AM CDT SAT AUG 2 2003

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A SIGNIFICANT
WEATHER ADVISORY EFFECTIVE UNTIL 315 AM CDT FOR THE FOLLOWING COUNTY:

IN NORTHEAST OKLAHOMA
     TULSA

AT 238 AM CDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 3 MILES
NORTHWEST OF OWASSO...MOVING SOUTHEAST AT 25 MPH. SOME LOCATIONS THAT
WILL BE AFFECTED BY THIS STORM INCLUDE...TULSA...BIXBY...JENKS...
OWASSO...GLENPOOL...SPERRY AND BROKEN ARROW.

THIS STORM WILL BE CAPABLE OF PRODUCING SMALL HAIL AND WIND GUSTS TO
40 MPH. THIS STORM WILL ALSO PRODUCE HEAVY RAIN THAT MAY CAUSE
LOCALIZED FLOODING OF LOW LYING AREAS.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 1, 7:11 PM CDTSevere Thunderstorm WarningTSACherokee49 min
Aug 1, 7:26 PM CDTSevere Thunderstorm WarningTSADelaware49 min
Aug 1, 7:40 PM CDTSevere Thunderstorm WarningTSAMuskogee50 min
Aug 1, 7:44 PM CDTSevere Thunderstorm WarningTSAAdair, Sequoyah61 min
Aug 1, 8:05 PM CDTSevere Thunderstorm WarningTSAPittsburg40 min
Aug 1, 8:15 PM CDTSevere Thunderstorm WarningTSAHaskell45 min
Aug 1, 8:28 PM CDTSevere Thunderstorm WarningTSALatimer, LeFlore77 min
Aug 1, 8:40 PM CDTSevere Thunderstorm WarningTSASequoyah50 min
Aug 1, 8:56 PM CDTSevere Thunderstorm WarningTSAHaskell34 min
Aug 2, 12:38 AM CDTSevere Thunderstorm WarningTSAOsage52 min
Aug 2, 12:57 AM CDTSevere Thunderstorm WarningTSAWashington48 min
Aug 2, 1:28 AM CDTSevere Thunderstorm WarningTSAOsage62 min
Aug 2, 1:50 AM CDTSevere Thunderstorm WarningTSAWashington40 min
Aug 2, 2:14 AM CDTSevere Thunderstorm WarningTSAPawnee46 min
Aug 2, 4:10 AM CDTFlash Flood WarningTSATulsa4 hr
Aug 2, 6:55 AM CDTFlash Flood WarningTSAWagoner3 hr

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.