Alert archive / Kansas / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 335, NWS Springfield, MO

July 11, 2003Cherokee County, Kansas

NWS Springfield, MO issued this severe thunderstorm warning at Jul 11, 2003, 9:50 PM CDT for Cherokee County, Kansas. It was in force for 55 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 11, 2003, 9:50 PM CDT (02:50 UTC)
Expired
Jul 11, 2003, 10:45 PM CDT
In force
55 min
Issued by
NWS Springfield, MO
Area
Counties, with a storm outline in the text

County Cherokee County, KS

The radar

The Springfield radar (KSGF), 124 km from the middle of the area, began a volume at 02:52 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 11, 3:45 PM CDTSevere Thunderstorm WatchSPC6 hr
Jul 11, 9:40 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 2.8 hours before the alert went out and 94 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 2003-07-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1159 joules per kilogram.LCLEL10008507005003002001001 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 2003-07-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 67 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
1159 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
1763 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
67 m²/s²
0-3 km storm-relative helicity
309 m²/s²
Significant tornado parameter
0.2
Supercell composite
4.0

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KSGF 120250
SVRSGF
KSC021-120345-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
950 PM CDT FRI JUL 11 2003

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CHEROKEE COUNTY IN KANSAS

* UNTIL 1045 PM CDT.

* AT 947 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SEVERE THUNDERSTORMS CAPABLE OF PRODUCING HAIL TO THE SIZE OF
  QUARTERS...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS
  WERE LOCATED ALONG A LINE EXTENDING FROM 6 MILES NORTHWEST OF
  PURCELL TO MCCUNE...AND MOVING SOUTHEAST AT 30 MPH.

* THE SEVERE THUNDERSTORMS WILL BE NEAR...
   COLUMBUS BY 1010 PM CDT.
   GALENA BY 1020 PM CDT.
   BAXTER SPRINGS BY 1030 PM CDT.

THE TOWNS OF ROSELAND...SKIDMORE...STIPPVILLE...LAWTON AND HALLOWELL
ARE ALSO IN THE PATH OF THESE STORMS.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS.

LAT...LON 3729 9462 3731 9506 3701 9503 3701 9464

$$

IZZI

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 Springfield, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 11, 9:30 PM CDT, 20 minutes earlier.

Area forecast discussion, Jul 11, 9:30 PM CDT, 20 minutes before
MESOSCALE FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SPRINGFIELD MO
930 PM CDT FRI JUL 11 2003

.DISCUSSION...
LATEST SATELLITE/PROFILERS AND RADAR CONTINUE TO INDICATE STRONG TO
SEVERE THUNDERSTORMS PROPAGATING SOUTHEAST AT 35 TO 45 KTS ACROSS
SOUTHERN MISSOURI. DEEP LAYER SHEAR REMAINS HIGH (50-65 KTS) OVER
THE REGION WITH GOOD VEERING FROM THE SURFACE TO 50H. LOWEST 5K WIND
PROFILER NETWORK HAS INDICATED A STRENGTHENING LOW LEVEL JET OVER
NORTHERN OKLAHOMA...INTO SOUTHEAST KANSAS SINCE 01Z. ALSO VIS/FOG
SATELLITE HAS AN INCREASE AMOUNT OF CUMULUS DEVELOPING OVER CENTRAL
MISSOURI DURING THE LAST HOUR...WITH CONVECTION RE-DEVELOPING OVER
CENTRAL MISSOURI ALONG GREATEST 85H THETA-E AXIS.

IF CONDITIONS CONTINUE TO DEVELOP ALONG THE ORIENTATION OF THE LOW
LEVEL JET INTO SOUTHEAST KANSAS...RE-DEVELOPMENT OF CONVECTION WILL
CONTINUE OVER CENTRAL AND SOUTHERN MISSOURI DURING THE NEXT FEW
HOURS...WHICH MEANS THE INCREASE POSSIBILITY OF HEAVY/FLOODING RAINS.

&&

.SGF WATCHES/WARNINGS/ADVISORIES...
.MO...NONE.
.KS...NONE.

JLT
Hazardous weather outlook, Jul 11, 6:45 PM CDT, 3 hours 5 minutes before
KSZ073-097-101-MOZ055>058-066>071-077>083-088>098-101>106-121100-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SPRINGFIELD MO
645 PM CDT FRI JUL 11 2003

...SEVERE THUNDERSTORMS WITH HEAVY RAINFALL POSSIBLE TONIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE MISSOURI OZARKS AND EXTREME
SOUTHEAST KANSAS.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

  WEATHER HAZARDS EXPECTED:

  NUMEROUS THUNDERSTORMS TONIGHT...ISOLATED STORMS MAY
  CONTAIN:
    HAIL UP TO THE SIZE OF HALF DOLLARS.
    WIND GUSTS IN EXCESS 60 MPH.

  LOCALLY HEAVY RAINFALL...WITH LOCAL AMOUNTS IN EXCESS OF AN INCH.

  AREAS AFFECTED AND TIMING:

  SCATTERED THUNDERSTORMS WILL CONTINUE TO DEVELOP ALONG AN STRONG
  MOISTURE AXIS LINE FROM WEST CENTRAL MISSOURI...SOUTH OF KANSAS
  CITY...TO SOUTH CENTRAL MISSOURI DURING THE EVENING. ALTHOUGH THE
  SEVERE THREAT WILL DIMINISH OVERNIGHT...THUNDERSTORMS WILL LIKELY
  CONTINUE...AND BECOME MORE OF HEAVY RAINFALL PRODUCER. MOST OF THE
  OZARKS AND SOUTHEAST KANSAS WILL BE IN THE THREAT AREA OVERNIGHT.

  DISCUSSION:

  A STRONG UPPER LEVEL DISTURBANCE WILL MOVE SOUTHWARD THROUGH THE
  MISSISSIPPI VALLEY TONIGHT. AS THE DISTURBANCE APPROACHES THE AREA
  SCATTERED THUNDERSTORMS WILL DEVELOP. THUNDERSTORMS WILL BECOME
  MORE NUMEROUS TONIGHT AS THE UPPER LEVEL DISTURBANCE GETS CLOSER
  TO THE AREA AND A LOW LEVEL JET DEVELOPS. STRONG WINDS ALOFT WILL
  COMBINED WITH MODERATELY STRONG INSTABILITY AND LEAD TO FAVORABLE
  CONDITIONS FOR SOME OF THE THUNDERSTORMS TO BECOME SEVERE TONIGHT.

  IN ADDITION TO THE SEVERE THREAT...SOME OF THE THUNDERSTORMS WILL
  CONTAIN HEAVY RAINFALL. AT THIS TIME CONDITIONS DO NOT APPEAR
  FAVORABLE FOR WIDESPREAD OR SIGNIFICANT FLOODING...BUT SOME
  LOCATIONS COULD SEE RAINFALL AMOUNTS OF 1 TO 2 INCHES TONIGHT.
  RAINFALL OF THIS MAGNITUDE COULD LEAD TO PONDING OF WATER OR
  MINOR FLOODING IN THE TYPICAL LOW LYING AND POOR DRAINAGE AREAS.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

  THE FRONTAL BOUNDARY IS EXPECTED TO STALL OUT OVER SOUTHERN
  MISSOURI TOMORROW. ADDITIONAL THUNDERSTORM DEVELOPMENT IS EXPECTED
  ALONG THE BOUNDARY DURING THE DAY TOMORROW. IT IS UNCLEAR HOW
  TONIGHTS THUNDERSTORMS WILL AFFECT CLOUD COVER AND SUBSEQUENT
  INSTABILITY...HOWEVER IF THE ATMOSPHERE DOES DESTABILIZE...WIND
  FIELDS WILL REMAIN SUPPORTIVE OF SEVERE THUNDERSTORMS WITH LARGE
  HAIL AND DAMAGING WINDS AGAIN ON SATURDAY.

  THUNDERSTORMS ARE AGAIN POSSIBLE TUESDAY NIGHT AND WEDNESDAY AS
  YET ANOTHER DISTURBANCE MOVES INTO THE REGION.

.SPOTTER INFORMATION STATEMENT...

  SPOTTER ACTIVATION IS LIKELY ANYTIME THIS EVENING...BUT IS
  MORE LIKELY AFTER 9 PM OVER SOUTHWEST MISSOURI AND SOUTHEAST
  KANSAS.

&&

THIS PRODUCT IS NOW AVAILABLE IN GRAPHICAL FORMAT...ALONG WITH OTHER
WEATHER...HYDROLOGICAL AND CLIMATE INFORMATION...AT
HTTP://WWW.CRH.NOAA.GOV/SGF

JLT/IZZI

In the hours before

Local storm report, Jul 11, 8:23 PM CDT, 1 hour 27 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
823 PM CDT FRI JUL 11 2003

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

0745 PM    4 SW BRINKTOWN            MO   WIND DAMAGE
07/11/03   MARIES                         TREES FELL ACROSS HIGHWAY
                                          BB. REPORTED BY LAW
                                          ENFORCEMENT OFFICIAL.
Local storm report, Jul 11, 8:45 PM CDT, 1 hour 5 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
845 PM CDT FRI JUL 11 2003

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

0845 PM    LICKING                   MO   .75 INCH HAIL
07/11/03   TEXAS                          REPORTED BY LAW
                                          ENFORCEMENT OFFICIAL.
Local storm report, Jul 11, 8:49 PM CDT, 1 hour 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
849 PM CDT FRI JUL 11 2003

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

0847 PM    MAPLETON                  KS   1.75 INCH HAIL
07/11/03   BOURBON                        REPORTED BY TRAINED STORM
                                          SPOTTER.
Local storm report, Jul 11, 9:24 PM CDT, 26 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
924 PM CDT FRI JUL 11 2003

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

0923 PM    LOWRY CITY                MO   1.75 INCH HAIL
07/11/03   ST.CLAIR                       REPORTED BY VOLUNTEER
                                          WEATHER OBSERVER.
Local storm report, Jul 11, 9:42 PM CDT, 8 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
942 PM CDT FRI JUL 11 2003

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

0925 PM    ARMA                      KS   1 INCH HAIL
07/11/03   CRAWFORD                       REPORTED BY LAW
                                          ENFORCEMENT OFFICIAL.

0930 PM    7 W WEST EMINENCE         MO   .75 INCH HAIL
07/11/03   SHANNON                        REPORTED BY COOPERATIVE
                                          OBSERVER.
Special weather statement, Jul 11, 9:45 PM CDT, 5 minutes before
KSZ073-097-101-MOZ055>058-066>071-077>083-088>098-101>106-120800-

SPECIAL WEATHER STATEMENT - SEVERE THUNDERSTORM WATCH
NATIONAL WEATHER SERVICE SPRINGFIELD MO
945 PM CDT FRI JUL 11 2003

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
NUMBER 729...IN EFFECT UNTIL 300 AM CDT SATURDAY MORNING. THIS SEVERE
THUNDERSTORM WATCH INCLUDES THE FOLLOWING COUNTIES...

IN MISSOURI:

BARRY...BARTON...BENTON...CAMDEN...CEDAR...CHRISTIAN...DADE...
DALLAS...DENT...DOUGLAS...GREENE...HICKORY...HOWELL...JASPER...
LACLEDE...LAWRENCE...MARIES...MCDONALD...MILLER...MORGAN...NEWTON...
OREGON...OZARK...PHELPS...POLK...PULASKI...SHANNON...ST. CLAIR...
STONE...TANEY...TEXAS...VERNON...WEBSTER AND WRIGHT.

IN KANSAS:

BOURBON...CHEROKEE AND CRAWFORD.

SOME CITIES IN THIS SEVERE THUNDERSTORM WATCH INCLUDE AVA...
BOLIVAR...BRANSON...CAMDENTON...FORT LEONARD WOOD...FORT SCOTT...
HOUSTON...JOPLIN...LEBANON...MONETT...MOUNT VERNON...NEOSHO...
NEVADA...OSAGE BEACH...OZARK...PITTSBURG...ROLLA...SPRINGFIELD...
STOCKTON AND WEST PLAINS.

STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL MEDIA OR YOUR CABLE
TELEVISION PROVIDER FOR ADDITIONAL INFORMATION.

A SEVERE THUNDERSTORM WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR
THE DEVELOPMENT OF SEVERE WEATHER...INCLUDING LARGE HAIL...DAMAGING
WINDS...AND LOCALLY HEAVY RAIN...IN AND CLOSE TO THE WATCH AREA.
WHILE SEVERE WEATHER MAY NOT BE IMMINENT...PERSONS SHOULD REMAIN
ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS...AND LISTEN FOR LATER
STATEMENTS AND POSSIBLE WARNINGS.

FOSTER

The office that day

Everything else NWS Springfield, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 11, 8:23 PM CDTSevere Thunderstorm WarningSGFBourbon67 min
Jul 11, 8:57 PM CDTSevere Thunderstorm WarningSGFCrawford63 min
Jul 11, 11:00 PM CDTSevere Thunderstorm WarningSGFBourbon60 min
Jul 12, 12:02 AM CDTSevere Thunderstorm WarningSGFBourbon73 min
Jul 12, 12:30 AM CDTSevere Thunderstorm WarningSGFCrawford45 min
Jul 12, 2:05 AM CDTSevere Thunderstorm WarningSGFBourbon70 min

Nearby

Severe Thunderstorm Warnings in Kansas, 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.