Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 327, NWS Tulsa, OK

July 22, 2003Cherokee County, McIntosh County, Muskogee County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Jul 22, 2003, 3:54 AM CDT for Cherokee County, McIntosh County, Muskogee County, Oklahoma. It was in force for 51 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 22, 2003, 3:54 AM CDT (08:54 UTC)
Expired
Jul 22, 2003, 4:45 AM CDT
In force
51 min
Issued by
NWS Tulsa, OK
Area
Counties, with a storm outline in the text

Counties Cherokee County, OK, McIntosh County, OK, Muskogee County, OK

The radar

The Tulsa radar (KINX), 67 km from the middle of the area, began a volume at 08:56 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
Jul 22, 1:20 AM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 8.9 hours before the alert went out and 171 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 2003-07-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1551 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 2003-07-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 20 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
1551 J/kg
Mixed-layer CIN
-188 J/kg
Mixed-layer LCL
2297 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
20 m²/s²
0-3 km storm-relative helicity
63 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.7

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KTSA 220854
SVRTUL
OKC021-091-101-220945-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
354 AM CDT TUE JUL 22 2003

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN CHEROKEE COUNTY IN EAST CENTRAL OKLAHOMA
  MUSKOGEE COUNTY IN EAST CENTRAL OKLAHOMA
  MCINTOSH COUNTY IN SOUTHEAST OKLAHOMA

* UNTIL 445 AM CDT

* AT 354 AM CDT...DOPPLER RADAR INDICATED SEVERE THUNDERSTORM WINDS 
ALONG A LINE EXTENDING FROM 10 MILES NORTHWEST OF FORT GIBSON TO 6 
MILES EAST OF BOYNTON TO 17 MILES WEST OF COUNCIL HILL...MOVING 
SOUTH AT 40 MPH.

* SOME LOCATIONS NEAR THE PATH OF THESE STORMS INCLUDE...PUMPKIN
  CENTER...KEEFETON...EUFAULA...CHECOTAH...HANNA...RAIFORD...
  VIVIAN...STIDHAM...RENTIESVILLE...MUSKOGEE...COUNCIL HILL...
  WARNER...OKTAHA...BOYNTON...BRAGGS...TAFT AND FORT GIBSON.

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 3555 9574 3568 9572 3577 9555 3584 9525
          3597 9524 3582 9495 3537 9531 3519 9575
          3516 9598 3539 9592

$$

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 22, 3:10 AM CDT, 44 minutes earlier.

Area forecast discussion, Jul 22, 3:10 AM CDT, 44 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OKLAHOMA
310 AM CDT TUE JUL 22 2003

A TIGHT PRESSURE GRADIENT BETWEEN A LARGE UPPER LOW OVER
NORTHEASTERN CANADA AND A STRONG UPPER HIGH PARKED OVER THE
SOUTHWEST UNITED STATES IS RESULTING IN FAIRLY STRONG MID AND UPPER
NORTHWEST FLOW ACROSS THE MID SECTION OF THE COUNTRY. A FAIRLY
STRONG SURFACE FRONT FOR THIS TIME OF YEAR IS CURRENTLY MAKING ITS
WAY SOUTHWARD ACROSS OKLAHOMA AND ARKANSAS.

ONGOING SHOWERS AND THUNDERSTORMS WILL CONTINUE TO AFFECT THE REGION
THROUGH THE DAY AS THE FRONT PROGRESSES SOUTHWARD. PRECIP WILL END
FROM NORTHWEST TO SOUTHEAST DURING THE AFTERNOON AND EARLY EVENING.
NORTHERLY WIND BEHIND THE FRONT WILL USHER IN MUCH COOLER AND DRYER
AIR...PROVIDING A COUPLE OF VERY MILD DAYS WEDNESDAY AND THURSDAY.

DURING THE EXTENDED PORTION OF THE FORECAST...FRIDAY THROUGH
TUESDAY...THE SEMI PERMANENT SUMMERTIME UPPER HIGH OVER THE FOUR
CORNERS REGION BUILDS EASTWARD. THIS WILL PLACE THE SOUTHERN PLAINS
UNDER WEAK UPPER FLOW...THUS PROVIDING A PERIOD OF DRY AND TRANQUIL
WEATHER. A WEAK SURFACE FRONT WILL PROVIDE LITTLE MORE THAN A
WINDSHIFT ON SUNDAY BEFORE SURFACE HIGH PRESSURE INTENSIFIES DURING
THE FIRST PART OF NEXT WEEK. THIS ALL TRANSLATES TO THE EXTENDED
PERIOD BEING ESSENTIALLY POP FREE WITH TEMPERATURES AT OR SLIGHTLY
ABOVE NORMAL. ASIDE FROM INITIALIZING DAY SEVEN...MADE ONLY MINOR
TWEAKS TO EXTENDED GRIDS.

TUL   89   65   88   64  / 50    5    5    5
FSM   89   65   89   62  / 50   10    5    5
MLC   93   65   89   63  / 40   10    5    5
BVO   87   62   87   61  / 40    5    5    5
FYV   82   58   83   55  / 60    5    5    5
BYV   80   60   82   55  / 70    5    5    5
MKO   89   65   88   64  / 50    5    5    5
MIO   82   61   83   60  / 60    0    5    5
F10   93   66   88   64  / 40   10    5    5
HHW   96   68   89   65  / 30   10    5    5

FORECAST ID= 06

.TSA...
AR...NONE.
OK...NONE.
Hazardous weather outlook, Jul 21, 9:45 PM CDT, 6 hours 9 minutes before
ARZ001-002-010-011-019-020-029-OKZ049-053>076-221100-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
945 PM CDT MON JUL 21 2003

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

.DAY ONE...TONIGHT

HAZARDOUS WEATHER OUTLOOK
SEVERAL WEAK SURFACE BOUNDARIES WERE LOCATED OVER NORTHEAST OKLAHOMA
THIS EVENING....WITH THE MAIN COLD FRONT ACROSS CENTRAL MISSOURI
INTO CENTRAL KANSAS. ISOLATED THUNDERSTORMS ARE POSSIBLE FOR MUCH OF
THE NIGHT...ALTHOUGH ANY THUNDERSTORMS THAT DEVELOP WILL BE
SHORT-LIVED.

ADDITIONAL THUNDERSTORMS OVER NEBRASKA AND KANSAS WILL MOVE
SOUTHEAST OVERNIGHT...POSSIBLY AFFECTING PORTIONS OF NORTHEAST
OKLAHOMA AND NORTHWEST ARKANSAS AFTER 3 AM. A FEW SEVERE
THUNDERSTORMS WILL BE POSSIBLE...ESPECIALLY NEAR THE OKLAHOMA-KANSAS
BORDER. DAMAGING WIND WILL BE THE MAIN THREAT.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.
THE HOT AND HUMID CONDITIONS OF LATE ARE EXPECTED TO ABATE SOMEWHAT
DURING THE WEEK...WITH TEMPERATURES ACTUALLY RUNNING SLIGHTLY BELOW
NORMAL. PRECIPITATION CHANCES WILL INCREASE EARLY TUESDAY AS A STORM
COMPLEX MOVES ACROSS THE SOUTHERN PLAINS. WEDNESDAY THROUGH SUNDAY
LOOK TO BE DRY.

.SPOTTER / EMERGENCY MANAGEMENT ACTION STATEMENT...
SPOTTER ACTIVATION MAY BE NEEDED LATE TONIGHT.

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

In the hours before

Special weather statement, Jul 22, 12:37 AM CDT, 3 hours 17 minutes before
OKZ058-220630-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1237 AM CDT TUE JUL 22 2003

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A SIGNIFICANT
WEATHER ADVISORY EFFECTIVE UNTIL 130 AM CDT FOR THE FOLLOWING COUNTY:

IN NORTHEAST OKLAHOMA
     OTTAWA

AT 1237 AM CDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM OVER
PICHER...MOVING SOUTHEAST AT 30 MPH. SOME LOCATIONS THAT WILL BE
AFFECTED BY THIS STORM INCLUDE...MIAMI...COMMERCE...WYANDOTTE...
OTTAWA...PEORIA...QUAPAW...CARDIN AND PICHER.

THIS STORM WILL BE CAPABLE OF PRODUCING SMALL HAIL AND WIND GUSTS TO
50 MPH. RESIDENTS IN THESE AREAS SHOULD REMAIN ALERT IN CASE THE
ADVISORY IS UPGRADED TO A WARNING.
Special weather statement, Jul 22, 1:18 AM CDT, 2 hours 36 minutes before
ARZ001>002-010>011-019>020-029-OKZ054>072-074-076-221300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
118 AM CDT TUE JUL 22 2003

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
#795 UNTIL 800 AM CDT TUESDAY 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 21 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               LE FLORE              MCINTOSH

THIS INCLUDES THE CITIES OF BARTLESVILLE...BENTONVILLE...
BERRYVILLE...BRISTOW...BROKEN ARROW...CEDARVILLE...CHARLESTON...
CLAREMORE...EUFAULA...EUREKA SPRINGS...FAYETTEVILLE...FORT SMITH...
HUNTSVILLE...JAY...MIAMI...MOUNTAINBURG...MUSKOGEE...NATURAL DAM...
NOWATA...OKEMAH...OKMULGEE...OZARK...PAWHUSKA...PAWNEE...POTEAU...
PRYOR...ROGERS...SALLISAW...SAND SPRINGS...SILOAM SPRINGS...
SPRINGDALE...STIGLER...STILWELL...TAHLEQUAH...TULSA...VAN BUREN...
VINITA AND WAGONER.
Special weather statement, Jul 22, 2:32 AM CDT, 1 hour 22 minutes before
OKZ054>057-061-220830-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
232 AM CDT TUE JUL 22 2003

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A SIGNIFICANT
WEATHER ADVISORY EFFECTIVE UNTIL 330 AM CDT FOR THE FOLLOWING
COUNTIES:

IN NORTHEAST OKLAHOMA
     OSAGE...WASHINGTON...NOWATA...CRAIG AND ROGERS

AT 232 AM CDT...DOPPLER RADAR INDICATED STRONG THUNDERSTORMS ALONG A
LINE EXTENDING FROM 14 MILES NORTH OF LENAPAH TO 7 MILES WEST OF
TALLANT...MOVING EAST AT 20 MPH. SOME LOCATIONS THAT WILL BE AFFECTED
BY THESE STORMS INCLUDE...VERA...RAMONA...OCHELATA...DEWEY...
NOWATA...DELAWARE...LENAPAH...WANN...WATOVA...TALALA...AVANT...
WOLCO...BARNSDALL...TALLANT...BARTLESVILLE...CENTRALIA...HOLLOW AND
CENTRAILIA.

THESE STORMS WILL BE CAPABLE OF PRODUCING WIND GUSTS TO 50 MPH.
Special weather statement, Jul 22, 3:01 AM CDT, 53 minutes before
OKZ060>062-067-220900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
301 AM CDT TUE JUL 22 2003

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A SIGNIFICANT
WEATHER ADVISORY EFFECTIVE UNTIL 400 AM CDT FOR THE FOLLOWING
COUNTIES:

IN NORTHEAST OKLAHOMA
     ROGERS...MAYES...TULSA AND WAGONER

AT 301 AM CDT...DOPPLER RADAR INDICATED STRONG THUNDERSTORMS ALONG A
LINE EXTENDING FROM CHELSEA TO JUST SOUTHWEST OF SAND
SPRINGS...MOVING SOUTHEAST AT 20 MPH. SOME LOCATIONS THAT WILL BE
AFFECTED BY THESE STORMS
INCLUDE...LIBERTY...GRAY...CLAREMORE...INOLA...CATOOSA...VERDIGRIS...
TIAWAH...FOYIL...OOLOGAH...BUSHYHEAD...TALALA...CHELSEA...TULSA...
LEONARD...BIXBY...JENKS...OWASSO...GLENPOOL...SPERRY...SKIATOOK...
COLLINSVILLE...BROKEN ARROW...ONETA...PRYOR AND ADAIR.

THESE STORMS WILL BE CAPABLE OF PRODUCING WIND GUSTS TO 50 MPH.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 22, 12:41 AM CDTSevere Thunderstorm WarningTSAOttawa64 min
Jul 22, 3:28 AM CDTSevere Thunderstorm WarningTSANowata, Rogers47 min
Jul 22, 3:39 AM CDTSevere Thunderstorm WarningTSACreek, Muskogee, Okfuskee, Okmulgee, Wagoner66 min
Jul 22, 3:55 AM CDTSevere Thunderstorm WarningTSAMayes50 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.