Alert archive / Missouri / Severe Thunderstorm Warnings in 2009

Severe Thunderstorm Warning 299, NWS Springfield, MO

June 30, 20095 counties in Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Jun 30, 2009, 7:07 AM CDT for 5 counties in Missouri. It was in force for 34 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 30, 2009, 7:07 AM CDT (12:07 UTC)
Expired
Jun 30, 2009, 7:41 AM CDT
In force
34 min
Issued by
NWS Springfield, MO
Area
Storm-based polygon

Counties Christian County, MO, Dade County, MO, Greene County, MO, Lawrence County, MO, Stone County, MO

The radar

The Springfield radar (KSGF), 19 km from the middle of the area, began a volume at 12:07 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.

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 0.1 hours before the alert went out and 33 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 2009-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 73 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 2009-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 60 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
73 J/kg
Mixed-layer CIN
-179 J/kg
Mixed-layer LCL
2161 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
60 m²/s²
0-3 km storm-relative helicity
89 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

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 Jun 30, 6:48 AM CDT, 19 minutes earlier.

Area forecast discussion, Jun 30, 6:48 AM CDT, 19 minutes before
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Hazardous weather outlook, Jun 30, 5:56 AM CDT, 1 hour 11 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SPRINGFIELD MO
556 AM CDT TUE JUN 30 2009

KSZ073-097-101-MOZ055>058-066>071-077>083-088>098-101>106-011200-
BOURBON-CRAWFORD-CHEROKEE-BENTON-MORGAN-MILLER-MARIES-VERNON-
ST. CLAIR-HICKORY-CAMDEN-PULASKI-PHELPS-BARTON-CEDAR-POLK-DALLAS-
LACLEDE-TEXAS-DENT-JASPER-DADE-GREENE-WEBSTER-WRIGHT-NEWTON-
LAWRENCE-CHRISTIAN-DOUGLAS-HOWELL-SHANNON-MCDONALD-BARRY-STONE-
TANEY-OZARK-OREGON-
556 AM CDT TUE JUN 30 2009

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

.DAY ONE...TODAY AND TONIGHT.

  WEATHER HAZARDS EXPECTED:

  HAIL TO THE SIZE OF QUARTERS...
  THUNDERSTORM WIND GUSTS TO 60 MPH...
  FREQUENT CLOUD TO GROUND LIGHTNING...
  LOCALLY HEAVY RAINFALL AND FLASH FLOODING.

  AREAS AFFECTED AND TIMING:

  COMMUNITIES SOUTH AND WEST OF A LINE FROM NEVADA TO OZARK TO
  WEST PLAINS THROUGH THIS AFTERNOON.

  DISCUSSION:

  SCATTERED THUNDERSTORMS WILL CONTINUE TO IMPACT SOUTHEAST
  KANSAS AND WESTERN MISSOURI EARLY THIS MORNING. ADDITIONAL
  THUNDERSTORM DEVELOPMENT WILL THEN BE POSSIBLE LATE THIS
  MORNING AND THIS AFTERNOON SOUTH OF THE HIGHWAY 60 CORRIDOR
  AS A WEAK COLD FRONT MOVES SOUTH THROUGH THE REGION. A FEW
  OF THE STRONGER STORMS MAY PRODUCE HAIL TO THE SIZE OF
  QUARTERS...WIND GUSTS TO 60 MPH...AND FREQUENT LIGHTNING
  STRIKES. HEAVY RAINFALL AND THE POTENTIAL FOR LOCALIZED
  FLASH FLOODING WILL ALSO BE POSSIBLE WITH THESE STORMS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

  A COMPLEX OF THUNDERSTORMS IS EXPECTED TO DEVELOP WEDNESDAY
  NIGHT ACROSS THE CENTRAL HIGH PLAINS AND SLIDE SOUTHEAST
  TOWARDS THE MISSOURI OZARKS BY THURSDAY MORNING. SOME OF
  THESE STORMS MAY BE STRONG TO SEVERE WITH LOCALLY HEAVY
  RAINFALL. THUNDERSTORMS WILL THEN REMAIN POSSIBLE INTO EARLY
  NEXT WEEK AS A FRONTAL BOUNDARY REMAINS NEARLY STATIONARY
  OVER THE REGION. STRONG TO SEVERE THUNDERSTORMS WILL
  CONTINUE TO BE POSSIBLE...ALONG WITH AN INCREASING THREAT
  FOR HEAVY RAINFALL AND FLOODING.

.SPOTTER INFORMATION STATEMENT...

  SPOTTER ACTIVATION MAY BE NEEDED TODAY SOUTH AND WEST OF A
  NEVADA TO OZARK TO WEST PLAINS LINE.

&&

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

SCHAUMANN

In the hours before

Special weather statement, Jun 30, 4:57 AM CDT, 2 hours 10 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
457 AM CDT TUE JUN 30 2009

MOZ066-077-301030-
BARTON MO-VERNON MO-
457 AM CDT TUE JUN 30 2009

...SIGNIFICANT WEATHER ALERT FOR NORTHWESTERN BARTON AND SOUTHWESTERN
VERNON COUNTIES UNTIL 530 AM CDT...

AT 456 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR HANNON...OR 5 MILES NORTHWEST OF VERDELLA...
MOVING SOUTHEAST AT 25 MPH. NICKEL SIZE HAIL...AND WINDS AROUND 50
MPH ARE EXPECTED WITH THIS STORM.

THIS STORM WILL BE NEAR...
  VERDELLA AND 6 MILES NORTHEAST OF LIBERAL BY 505 AM CDT.
  IANTHA BY 520 AM CDT.
  IRWIN BY 525 AM CDT.
  LAMAR HEIGHTS AND 9 MILES SOUTHWEST OF MILFORD BY 530 AM CDT.

IF YOU ARE IN THE PATH OF THIS STORM...SEEK SHELTER INDOORS AND STAY
AWAY FROM WINDOWS.

CLAYCOMB
Local storm report, Jun 30, 5:48 AM CDT, 1 hour 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
548 AM CDT TUE JUN 30 2009

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0526 AM     HAIL             LAMAR                   37.49N 94.28W
06/30/2009  E1.00 INCH       BARTON             MO   LAW ENFORCEMENT

&&

BARJENBRUCH
Local storm report, Jun 30, 5:49 AM CDT, 1 hour 18 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
549 AM CDT TUE JUN 30 2009

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0526 AM     TSTM WND DMG     LAMAR                   37.49N 94.28W
06/30/2009                   BARTON             MO   LAW ENFORCEMENT

            STREET SIGN BLOWN DOWN NEAR WALMART IN LAMAR.

&&

BARJENBRUCH
Local storm report, Jun 30, 5:58 AM CDT, 1 hour 9 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
558 AM CDT TUE JUN 30 2009

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0528 AM     HAIL             JASPER                  37.34N 94.30W
06/30/2009  E0.25 INCH       JASPER             MO   PUBLIC

&&

BARJENBRUCH
Local storm report, Jun 30, 6:48 AM CDT, 19 minutes before
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Local storm report, Jun 30, 7:02 AM CDT, 5 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jun 30, 3:58 AM CDTSevere Thunderstorm WarningSGFTaney23 min
Jun 30, 5:10 AM CDTSevere Thunderstorm WarningSGFBarton, Vernon26 min
Jun 30, 5:23 AM CDTSevere Thunderstorm WarningSGFBarton, Jasper36 min
Jun 30, 5:35 AM CDTSevere Thunderstorm WarningSGFBarton, Dade19 min
Jun 30, 6:23 AM CDTFlash Flood WarningSGFJasper, Lawrence4 hr
Jun 30, 6:35 AM CDTSevere Thunderstorm WarningSGFBarry, Lawrence, Stone44 min
Jun 30, 7:02 AM CDTSevere Thunderstorm WarningSGFTaney58 min
Jun 30, 2:00 PM CDTSevere Thunderstorm WarningSGFStone, Taney35 min
Jun 30, 3:55 PM CDTSevere Thunderstorm WarningSGFDouglas, Ozark43 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2009Every severe thunderstorm warning in 2009

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.