Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 285, NWS Tulsa, OK

July 9, 2003Craig County, Nowata County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Jul 9, 2003, 10:55 PM CDT for Craig County, Nowata 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
Jul 9, 2003, 10:55 PM CDT (03:55 UTC)
Expired
Jul 9, 2003, 11:45 PM CDT
In force
50 min
Issued by
NWS Tulsa, OK
Area
Counties, with a storm outline in the text

Counties Craig County, OK, Nowata County, OK

The radar

The Tulsa radar (KINX), 67 km from the middle of the area, began a volume at 03:55 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 9, 8:50 PM CDTSevere Thunderstorm WatchSPC5 hr
Jul 9, 9:50 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 3.9 hours before the alert went out and 138 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 2003-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1823 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 2003-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 79 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
1823 J/kg
Mixed-layer CIN
-61 J/kg
Mixed-layer LCL
1357 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
79 m²/s²
0-3 km storm-relative helicity
204 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.4

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KTSA 100355
SVRTUL
OKC035-105-100445-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
1054 PM CDT WED JUL 9 2003

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CRAIG COUNTY IN NORTHEAST OKLAHOMA
  NOWATA COUNTY IN NORTHEAST OKLAHOMA

* UNTIL 1145 PM CDT

* AT 1054 PM CDT...DOPPLER RADAR INDICATED SEVERE THUNDERSTORMS ALONG
  A LINE EXTENDING FROM 5 MILES EAST OF WELCH TO 8 MILES WEST OF     
  DELAWARE...MOVING SOUTHEAST AT 40 MPH. THIS STORM HAS A HISTORY OF
  PRODUCING 65 MPH WINDS IN CENTRALIA.

* SOME LOCATIONS NEAR THE PATH OF THESE STORMS INCLUDE...NEW
  ALLUWE...NOWATA...DELAWARE...LENAPAH...WATOVA...VINITA...WHITE     
  OAK...BLUEJACKET...WELCH AND CENTRALIA.

HAIL TO THE SIZE OF PENNIES 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 3689 9501 3685 9585 3659 9582 3653 9502

$$

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 9, 9:35 PM CDT, 1 hour 20 minutes earlier.

Area forecast discussion, Jul 9, 9:35 PM CDT, 1 hour 20 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OKLAHOMA
935 PM CDT WED JUL 9 2003

UPDATED ZFP TO INCLUDE SEVERE THUNDERSTORM WATCH 708 VALID TIL 2
AM...ALSO REFINED POPS FOR OVERNIGHT. REST OF FORECAST LOOKS OKAY.

LINE OF STORMS CONTINUES TO MARCH ACROSS SE KANSAS WITH LEADING EDGE
ABOUT TO PUSH INTO OSAGE CO AS OF 920 PM. ACTIVITY SHOULD HOLD
TOGETHER A WHILE LONGER WITH SOME THREAT FOR SEVERE NEXT COUPLE OF
HOURS ACROSS NE OKLAHOMA. RADAR/SAT EXTRAPOLATION PLACES LINE
THROUGH TULSA AREA BY MIDNIGHT. STORMS SHOULD BECOME MORE ELEVATED
AS THE NIGHT WEARS ON WITH BEST CHANCES SHIFTING INTO NW ARKANSAS...
WHERE HIGHEST POPS WILL BE CARRIED AFTER 06Z.

FORECAST ID = 14

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

SULLIVAN
Hazardous weather outlook, Jul 9, 7:40 PM CDT, 3 hours 15 minutes before
ARZ001-002-010-011-019-020-029-OKZ049-053>076-101100-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
740 PM CDT WED JUL 9 2003

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

.DAY ONE...THIS EVENING AND TONIGHT

SEVERE WEATHER OUTLOOK

...SLIGHT CHANCE FOR SEVERE THUNDERSTORMS ACROSS NORTHEAST OKLAHOMA
   THIS EVENING...

STRONG TO SEVERE THUNDERSTORMS HAVE DEVELOPED ACROSS SOUTHEAST
KANSAS EARLY THIS EVENING ALONG AN APPROACHING COLD FRONT. SCATTERED
SHOWERS AND THUNDERSTORMS WILL CONTINUE PUSHING SOUTHEAST AHEAD OF
THE FRONT...MOVING INTO FAR NORTHEAST OKLAHOMA BETWEEN 900 AND 1000
PM.  ALTHOUGH THE THUNDERSTORM ACTIVITY WILL LIKELY BEGIN TO WEAKEN
BY THIS TIME...A FEW STORMS COULD BE SEVERE...PRODUCING DIME TO
NICKEL SIZE HAIL AND WIND GUSTS TO 60 MILES PER HOUR...PRIMARILY
NORTH OF THE INTERSTATE 44 CORRIDOR.

LOCALLY HEAVY RAIN WILL BE POSSIBLE ACROSS NORTHEAST OKLAHOMA DUE TO
THE SLOW MOVEMENT OF THE COLD FRONT. IN ADDITION...ELEVATED
THUNDERSTORMS MAY DEVELOP AHEAD OF THE FRONT ACROSS NORTHWEST
ARKANSAS AFTER MIDNIGHT.  ANY STORMS THAT DEVELOP WILL ALSO BE
CAPABLE OF PRODUCING LOCALLY HEAVY RAINFALL.

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
SCATTERED THUNDERSTORMS WILL CONTINUE INTO THURSDAY AS THE COLD
FRONT STALLS ACROSS THE AREA AND EVENTUALLY LOSES DEFINITION BY
FRIDAY. ANOTHER CHANCE OF THUNDERSTORMS WILL EXIST FRIDAY NIGHT AND
SATURDAY MORNING AS THUNDERSTORMS WHICH DEVELOP OVER THE HIGH PLAINS
MAY MOVE SOUTHEAST ACROSS THE AREA. HIGH PRESSURE ALOFT WILL BUILD
OVER THE AREA SUNDAY INTO NEXT WEEK BRINGING HOT AND DRY WEATHER.

.SPOTTER / EMERGENCY MANAGEMENT ACTION STATEMENT...
SPOTTER ACTIVATION MAY BE REQUIRED THIS EVENING ACROSS PORTIONS OF
NORTHEAST OKLAHOMA...PRIMARILY NORTH OF INTERSTATE 44.

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

In the hours before

Special weather statement, Jul 9, 8:50 PM CDT, 2 hours 5 minutes before
OKZ054>074-100700-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
850 PM CDT WED JUL 9 2003

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
#708 UNTIL 200 AM CDT THURSDAY MORNING FOR THE FOLLOWING AREAS:

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               MCINTOSH              PITTSBURG

THIS INCLUDES THE CITIES OF BARTLESVILLE...BRISTOW...BROKEN ARROW...
CLAREMORE...EUFAULA...JAY...MCALESTER...MIAMI...MUSKOGEE...NOWATA...
OKEMAH...OKMULGEE...PAWHUSKA...PAWNEE...PRYOR...SALLISAW...SAND
SPRINGS...STIGLER...STILWELL...TAHLEQUAH...TULSA...VINITA AND
WAGONER.
Local storm report, Jul 9, 10:51 PM CDT, 4 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1051 PM CDT WED JUL 09 2003

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

1048 PM    CENTRALIA                 OK   WIND DAMAGE
07/09/03   CRAIG                          65 MPH WIND GUST AND TREE
                                          LIMBS DOWN IN CENTRALIA

CAS

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 9, 10:02 PM CDTSevere Thunderstorm WarningTSACraig, Nowata, Washington58 min
Jul 9, 10:24 PM CDTSevere Thunderstorm WarningTSAOsage, Pawnee66 min
Jul 9, 10:49 PM CDTSevere Thunderstorm WarningTSAOttawa56 min
Jul 9, 11:01 PM CDTSevere Thunderstorm WarningTSAWashington44 min
Jul 9, 11:31 PM CDTSevere Thunderstorm WarningTSAOsage59 min
Jul 9, 11:37 PM CDTSevere Thunderstorm WarningTSARogers53 min
Jul 9, 11:59 PM CDTSevere Thunderstorm WarningTSAMayes61 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.