Alert archive / Kansas / Severe Thunderstorm Watches in 2003

Severe Thunderstorm Watch 194

May 1, 200328 counties in Kansas; 10 counties in Oklahoma

The Storm Prediction Center issued this severe thunderstorm watch at May 1, 2003, 12:10 AM CDT for 28 counties in Kansas; 10 counties in Oklahoma. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
May 1, 2003, 12:10 AM CDT (05:10 UTC)
Expired
May 1, 2003, 5:00 AM CDT
In force
5 hr
Issued by
the Storm Prediction Center
All 38 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, Douglas County, KS, Elk County, KS, Franklin County, KS, Greenwood County, KS, Harvey County, KS, Labette County, KS, Linn County, KS, Lyon County, KS, Marion County, KS, McPherson County, KS, Montgomery County, KS, Morris County, KS, Neosho County, KS, Osage County, KS, Sedgwick County, KS, Sumner County, KS, Wilson County, KS, Woodson County, KS, Craig County, OK, Garfield County, OK, Grant County, OK, Kay County, OK, Noble County, OK, Nowata County, OK, Osage County, OK, Pawnee County, OK, Rogers County, OK, Washington County, OK

The radar

The Wichita radar (KICT), 72 km from the middle of the area, began a volume at 05:10 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

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

IssuedProductOfficeCountiesLasted
May 1, 12:12 AM CDTSevere Thunderstorm WarningOUNKay63 min
May 1, 12:16 AM CDTFlash Flood WarningSGFBourbon3 hr
May 1, 12:32 AM CDTSevere Thunderstorm WarningICTSedgwick, Sumner58 min
May 1, 12:42 AM CDTSevere Thunderstorm WarningTOPDickinson, Morris63 min
May 1, 12:46 AM CDTSevere Thunderstorm WarningTSAOsage59 min
May 1, 12:47 AM CDTSevere Thunderstorm WarningICTCowley43 min
May 1, 1:03 AM CDTSevere Thunderstorm WarningICTMcPherson42 min
May 1, 1:16 AM CDTSevere Thunderstorm WarningSGFBourbon, Crawford44 min
May 1, 1:20 AM CDTSevere Thunderstorm WarningICTChautauqua40 min
May 1, 1:25 AM CDTSevere Thunderstorm WarningICTSedgwick, Sumner50 min
May 1, 1:47 AM CDTSevere Thunderstorm WarningICTCowley43 min
May 1, 1:58 AM CDTSevere Thunderstorm WarningICTChautauqua62 min
May 1, 2:14 AM CDTFlash Flood WarningICTChautauqua5 hr
May 1, 2:18 AM CDTSevere Thunderstorm WarningICTMontgomery57 min
May 1, 2:27 AM CDTSevere Thunderstorm WarningICTCowley63 min
May 1, 2:45 AM CDTSevere Thunderstorm WarningICTLabette60 min
May 1, 3:52 AM CDTSevere Thunderstorm WarningSGFCherokee38 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 00:00Z, 5.2 hours before the alert went out and 165 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 00:00Z on 2003-05-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3988 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, Topeka, KS at 00:00Z on 2003-05-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 85 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
3988 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
1381 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
85 m²/s²
0-3 km storm-relative helicity
122 m²/s²
Significant tornado parameter
1.0
Supercell composite
10.2

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 30, 7:30 PM CDTSevere Thunderstorm WatchSPCAllen, Anderson, Atchison, Butler, Chase, Chautauqua and 23 more6 hr
Apr 30, 7:31 PM CDTMesoscale DiscussionSPCDoniphan, Johnson, Leavenworth, Wyandotte119 min
Apr 30, 9:22 PM CDTMesoscale DiscussionSPCBourbon, Crawford, Linn, Miami83 min
Apr 30, 9:30 PM CDTSevere Thunderstorm WatchSPCBourbon, Cherokee, Crawford, Johnson, Leavenworth, Linn and 2 more6 hr
Apr 30, 9:52 PM CDTMesoscale DiscussionSPCAllen, Anderson, Atchison, Butler, Chase, Chautauqua and 23 more83 min
Apr 30, 10:31 PM CDTMesoscale DiscussionSPCDoniphan, Johnson, Leavenworth, Wyandotte89 min
Apr 30, 11:47 PM CDTMesoscale DiscussionSPCAllen, Anderson, Butler, Chase, Chautauqua, Coffey and 13 more118 min
May 1, 12:00 AM CDTMesoscale DiscussionSPCBourbon, Cherokee, Crawford, Johnson, Leavenworth, Linn and 2 more90 min
May 1, 2:27 AM CDTMesoscale DiscussionSPCAllen, Anderson, Bourbon, Chautauqua, Cherokee, Coffey and 10 more2 hr
May 1, 12:58 PM CDTMesoscale DiscussionSPCCheyenne, Rawlins, Sherman, Wallace2 hr
Apr 30, 8:17 PM CDTMesoscale DiscussionSPCAlfalfa, Blaine, Caddo, Canadian, Comanche, Cotton and 14 more88 min
May 1, 10:55 AM CDTMesoscale DiscussionSPCBryan, Coal, Johnston, Love, Marshall2 hr
May 1, 2:13 PM CDTMesoscale DiscussionSPCChoctaw, Haskell, Latimer, LeFlore, McCurtain, McIntosh and 4 more3 hr
May 1, 3:45 PM CDTTornado WatchSPCAdair, Cherokee, Choctaw, Delaware, Haskell, Latimer and 11 more5 hr
May 1, 6:58 PM CDTMesoscale DiscussionSPCAdair, Cherokee, Choctaw, Delaware, Haskell, Latimer and 12 more92 min

Nearby

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