Alert archive / Missouri / Severe Thunderstorm Watches in 2003

Severe Thunderstorm Watch 134

April 19, 2003Bourbon County, Cherokee County, Crawford County, Kansas; 17 counties in Missouri

The Storm Prediction Center issued this severe thunderstorm watch at Apr 19, 2003, 6:55 PM CDT for Bourbon County, Cherokee County, Crawford County, Kansas; 17 counties in Missouri. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Apr 19, 2003, 6:55 PM CDT (23:55 UTC)
Expired
Apr 20, 2003, 12:00 AM CDT
In force
5 hr
Issued by
the Storm Prediction Center

Counties Bourbon County, KS, Cherokee County, KS, Crawford County, KS, Barton County, MO, Camden County, MO, Cedar County, MO, Christian County, MO, Dade County, MO, Dallas County, MO, Douglas County, MO, Greene County, MO, Hickory County, MO, Jasper County, MO, Laclede County, MO, Lawrence County, MO, Polk County, MO, St. Clair County, MO, Vernon County, MO, Webster County, MO, Wright County, MO

The radar

The Springfield radar (KSGF), 74 km from the middle of the area, began a volume at 23:56 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.

Warnings issued inside it

14 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Apr 19, 7:07 PM CDTSevere Thunderstorm WarningSGFBourbon, Crawford53 min
Apr 19, 7:13 PM CDTTornado WarningSGFCherokee47 min
Apr 19, 7:38 PM CDTTornado WarningSGFCrawford37 min
Apr 19, 8:04 PM CDTTornado WarningSGFCherokee41 min
Apr 19, 8:08 PM CDTTornado WarningSGFBarton37 min
Apr 19, 8:16 PM CDTTornado WarningSGFCrawford44 min
Apr 19, 8:22 PM CDTSevere Thunderstorm WarningSGFVernon53 min
Apr 19, 8:42 PM CDTSevere Thunderstorm WarningSGFCrawford48 min
Apr 19, 8:52 PM CDTSevere Thunderstorm WarningSGFCedar, St. Clair38 min
Apr 19, 9:28 PM CDTSevere Thunderstorm WarningSGFBenton, St. Clair62 min
Apr 19, 10:41 PM CDTSevere Thunderstorm WarningSGFCherokee49 min
Apr 19, 11:17 PM CDTSevere Thunderstorm WarningSGFJasper43 min
Apr 19, 11:29 PM CDTSevere Thunderstorm WarningSGFBarton31 min
Apr 19, 11:58 PM CDTSevere Thunderstorm WarningSGFDade47 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 11.9 hours before the alert went out and 89 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 2003-04-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 36 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 2003-04-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 251 square meters per square second.1939587897Sfc1 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
36 J/kg
Mixed-layer CIN
-416 J/kg
Mixed-layer LCL
1511 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
251 m²/s²
0-3 km storm-relative helicity
229 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 18, 7:33 PM CDTMesoscale DiscussionSPCAtchison, Brown, Doniphan, Jefferson57 min
Apr 18, 11:08 PM CDTMesoscale DiscussionSPCButler, Chase, Coffey, Douglas, Franklin, Harvey and 12 more2 hr
Apr 19, 12:58 AM CDTMesoscale DiscussionSPCBarber, Comanche, Harper, Kingman, Sumner2 hr
Apr 19, 1:25 AM CDTSevere Thunderstorm WatchSPCBarber, Butler, Chautauqua, Comanche, Cowley, Edwards and 11 more7 hr
Apr 19, 3:18 AM CDTMesoscale DiscussionSPCBourbon, Chautauqua, Cherokee, Crawford, Labette, Montgomery and 2 more117 min
Apr 19, 4:52 AM CDTMesoscale DiscussionSPCBarber, Butler, Comanche, Cowley, Greenwood, Harper and 7 more113 min
Apr 19, 9:01 AM CDTMesoscale DiscussionSPCBourbon, Cherokee, Crawford, Labette, Linn3 hr
Apr 19, 1:10 PM CDTMesoscale DiscussionSPCBarber, Comanche, Harper, Kingman, Pratt, Sedgwick and 1 more2 hr
Apr 19, 1:15 PM CDTTornado WatchSPCBarber, Clark, Comanche, Cowley, Harper, Kingman and 2 more7 hr
Apr 19, 2:30 PM CDTTornado WatchSPCButler, Chautauqua, Cherokee, Cowley, Crawford, Elk and 4 more7 hr
Apr 19, 4:58 PM CDTMesoscale DiscussionSPCAnderson, Chase, Coffey, Douglas, Franklin, Greenwood and 9 more92 min
Apr 19, 5:25 PM CDTSevere Thunderstorm WatchSPCAnderson, Coffey, Douglas, Franklin, Greenwood, Johnson and 7 more6 hr
Apr 19, 5:50 PM CDTMesoscale DiscussionSPCHarper, Kingman, Sumner85 min
Apr 19, 6:07 PM CDTMesoscale DiscussionSPCChautauqua, Cherokee, Cowley, Crawford, Elk, Labette and 3 more83 min

Nearby

Severe Thunderstorm Watches in Missouri, 2003Severe Thunderstorm Watches in Kansas, 2003Every severe thunderstorm watch 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.