Alert archive / Missouri / Tornado Warnings in 2003

Tornado Warning 74, NWS Springfield, MO

July 11, 2003Benton County, Missouri

NWS Springfield, MO issued this tornado warning at Jul 11, 2003, 5:57 PM CDT for Benton County, Missouri. It was in force for 48 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, 5:57 PM CDT (22:57 UTC)
Expired
Jul 11, 2003, 6:45 PM CDT
In force
48 min
Issued by
NWS Springfield, MO
Area
Counties, with a storm outline in the text

County Benton County, MO

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jul 11, 5:10 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 11.0 hours before the alert went out and 147 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 2003-07-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2003-07-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 45 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2141 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
45 m²/s²
0-3 km storm-relative helicity
222 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

923 
WFUS53 KSGF 112257
TORSGF
MOC015-112345-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
557 PM CDT FRI JUL 11 2003

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN BENTON COUNTY IN MISSOURI

* UNTIL 645 PM CDT.

* AT 556 PM CDT...LOCAL LAW ENFORCEMENT REPORTED A TORNADO 7 MILES
  SOUTHWEST OF WARSAW...OR 22 MILES SOUTHEAST OF CLINTON...AND MOVING
  SOUTHEAST AT 35 MPH.

* THE TORNADO WILL REMAIN OVER MAINLY RURAL AREAS OF...
  BENTON COUNTY.

THE TOWNS OF WHITAKERVILLE AND FRISTOE ARE ALSO IN THE PATH OF THIS
TORNADIC STORM.

THIS TORNADO WARNING REPLACES THE SEVERE THUNDERSTORM WARNING THAT
WAS IN EFFECT FOR THE SAME AREA. GO TO A BASEMENT OR SMALL INTERIOR
ROOM ON THE LOWEST FLOOR

LAT...LON 3829 9349 3808 9353 3806 9318 3817 9309

$$

IZZI

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 11, 2:31 PM CDTSevere Thunderstorm WarningSGFBenton, Morgan59 min
Jul 11, 5:20 PM CDTSevere Thunderstorm WarningSGFCamden40 min
Jul 11, 5:52 PM CDTSevere Thunderstorm WarningSGFBenton53 min
Jul 11, 6:07 PM CDTSevere Thunderstorm WarningSGFCamden, Laclede53 min
Jul 11, 6:08 PM CDTSevere Thunderstorm WarningSGFDallas52 min
Jul 11, 6:15 PM CDTSevere Thunderstorm WarningSGFHickory45 min
Jul 11, 6:18 PM CDTTornado WarningSGFDallas42 min
Jul 11, 6:55 PM CDTSevere Thunderstorm WarningSGFWright65 min

Nearby

Tornado Warnings in Missouri, 2003Every tornado warning in 2003Tornadoes 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.