Alert archive / Kansas / Severe Thunderstorm Watches in 2003

Severe Thunderstorm Watch 34

March 12, 200337 counties in Kansas; 25 counties in Missouri

The Storm Prediction Center issued this severe thunderstorm watch at Mar 12, 2003, 2:30 PM CST for 37 counties in Kansas; 25 counties in Missouri. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
Mar 12, 2003, 2:30 PM CST (20:30 UTC)
Expired
Mar 12, 2003, 9:00 PM CST
In force
7 hr
Issued by
the Storm Prediction Center
All 62 counties

Allen County, KS, Anderson County, KS, Bourbon County, KS, Butler County, KS, Chase County, KS, Chautauqua County, KS, Cherokee County, KS, Coffey County, KS, Cowley County, KS, Crawford County, KS, Dickinson County, KS, Douglas County, KS, Elk County, KS, Franklin County, KS, Geary County, KS, Greenwood County, KS, Harvey County, KS, Johnson County, KS, Labette County, KS, Linn County, KS, Lyon County, KS, Marion County, KS, McPherson County, KS, Miami County, KS, Montgomery County, KS, Morris County, KS, Neosho County, KS, Osage County, KS, Ottawa County, KS, Saline County, KS, Sedgwick County, KS, Shawnee County, KS, Sumner County, KS, Wabaunsee County, KS, Wilson County, KS, Woodson County, KS, Wyandotte County, KS, Barton County, MO, Bates County, MO, Benton County, MO, Camden County, MO, Cass County, MO, Cedar County, MO, Christian County, MO, Cooper County, MO, Dade County, MO, Dallas County, MO, Greene County, MO, Henry County, MO, Hickory County, MO, Jackson County, MO, Jasper County, MO, Johnson County, MO, Lafayette County, MO, Lawrence County, MO, Morgan County, MO, Pettis County, MO, Polk County, MO, Saline County, MO, St. Clair County, MO, Vernon County, MO, Webster County, MO

The radar

The Topeka radar (KTWX), 84 km from the middle of the area, began a volume at 20:31 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

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

IssuedProductOfficeCountiesLasted
Mar 12, 5:21 PM CSTSevere Thunderstorm WarningICTGreenwood54 min
Mar 12, 6:00 PM CSTSevere Thunderstorm WarningTOPCoffey60 min
Mar 12, 6:06 PM CSTSevere Thunderstorm WarningICTWoodson54 min
Mar 12, 6:11 PM CSTSevere Thunderstorm WarningICTGreenwood49 min
Mar 12, 6:19 PM CSTSevere Thunderstorm WarningICTElk56 min
Mar 12, 6:32 PM CSTSevere Thunderstorm WarningTOPOsage48 min
Mar 12, 6:37 PM CSTTornado WarningICTWoodson53 min
Mar 12, 6:50 PM CSTSevere Thunderstorm WarningICTWilson70 min
Mar 12, 6:57 PM CSTSevere Thunderstorm WarningTOPDouglas63 min
Mar 12, 6:58 PM CSTSevere Thunderstorm WarningTOPOsage, Shawnee62 min
Mar 12, 7:14 PM CSTSevere Thunderstorm WarningICTElk46 min
Mar 12, 7:19 PM CSTTornado WarningICTAllen56 min
Mar 12, 7:22 PM CSTSevere Thunderstorm WarningTOPDouglas, Franklin63 min
Mar 12, 7:25 PM CSTTornado WarningICTWoodson50 min
Mar 12, 7:27 PM CSTSevere Thunderstorm WarningEAXLeavenworth, Wyandotte63 min
Mar 12, 7:47 PM CSTSevere Thunderstorm WarningEAXJohnson58 min
Mar 12, 7:51 PM CSTSevere Thunderstorm WarningICTWilson54 min
Mar 12, 7:54 PM CSTTornado WarningICTWilson66 min
Mar 12, 8:01 PM CSTSevere Thunderstorm WarningEAXJackson59 min
Mar 12, 8:11 PM CSTSevere Thunderstorm WarningICTNeosho64 min
Mar 12, 8:14 PM CSTSevere Thunderstorm WarningICTAllen61 min
Mar 12, 8:21 PM CSTSevere Thunderstorm WarningSGFBourbon, Crawford39 min
Mar 12, 8:29 PM CSTSevere Thunderstorm WarningICTLabette, Montgomery61 min
Mar 12, 8:33 PM CSTSevere Thunderstorm WarningICTWilson42 min
Mar 12, 8:33 PM CSTSevere Thunderstorm WarningEAXJohnson57 min
Mar 12, 8:36 PM CSTSevere Thunderstorm WarningEAXMiami39 min
Mar 12, 8:51 PM CSTSevere Thunderstorm WarningEAXCass54 min
Mar 12, 8:55 PM CSTTornado WarningICTLabette, Neosho65 min
Mar 12, 8:57 PM CSTSevere Thunderstorm WarningSGFBourbon, Crawford48 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

Topeka, KS (KTOP), launched 12:00Z, 8.5 hours before the alert went out and 83 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, Topeka, KS at 12:00Z on 2003-03-12Temperature 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, Topeka, KS at 12:00Z on 2003-03-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 91 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
930 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
91 m²/s²
0-3 km storm-relative helicity
145 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
Mar 12, 1:40 PM CSTMesoscale DiscussionSPCAllen, Anderson, Bourbon, Butler, Chase, Chautauqua and 25 more2 hr
Mar 12, 5:52 PM CSTMesoscale DiscussionSPCAllen, Anderson, Atchison, Bourbon, Brown, Butler and 35 more83 min

Nearby

Severe Thunderstorm Watches in Kansas, 2003Severe Thunderstorm Watches in Missouri, 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.