Alert archive / Kansas / Severe Thunderstorm Watches in 2001

Severe Thunderstorm Watch 692

August 23, 200119 counties in Kansas; 14 counties in Nebraska

The Storm Prediction Center issued this severe thunderstorm watch at Aug 23, 2001, 5:00 PM CDT for 19 counties in Kansas; 14 counties in Nebraska. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Aug 23, 2001, 5:00 PM CDT (22:00 UTC)
Expired
Aug 23, 2001, 10:00 PM CDT
In force
5 hr
Issued by
the Storm Prediction Center
All 33 counties

Barton County, KS, Cloud County, KS, Dickinson County, KS, Ellis County, KS, Ellsworth County, KS, Jewell County, KS, Lincoln County, KS, Marion County, KS, McPherson County, KS, Mitchell County, KS, Osborne County, KS, Ottawa County, KS, Phillips County, KS, Republic County, KS, Rice County, KS, Rooks County, KS, Russell County, KS, Saline County, KS, Smith County, KS, Adams County, NE, Buffalo County, NE, Clay County, NE, Dawson County, NE, Fillmore County, NE, Franklin County, NE, Hall County, NE, Hamilton County, NE, Harlan County, NE, Kearney County, NE, Nuckolls County, NE, Phelps County, NE, Thayer County, NE, Webster County, NE

The radar

The Grand Island radar (KUEX), 50 km from the middle of the area, began a volume at 22:01 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

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

IssuedProductOfficeCountiesLasted
Aug 23, 5:06 PM CDTSevere Thunderstorm WarningDDCEllis54 min
Aug 23, 5:11 PM CDTTornado WarningICTRussell49 min
Aug 23, 5:13 PM CDTSevere Thunderstorm WarningGIDHarlan47 min
Aug 23, 5:14 PM CDTSevere Thunderstorm WarningGIDRooks46 min
Aug 23, 5:29 PM CDTSevere Thunderstorm WarningGIDSmith61 min
Aug 23, 5:29 PM CDTSevere Thunderstorm WarningGIDOsborne61 min
Aug 23, 5:36 PM CDTSevere Thunderstorm WarningGIDPhillips54 min
Aug 23, 5:44 PM CDTTornado WarningICTLincoln61 min
Aug 23, 5:45 PM CDTSevere Thunderstorm WarningDDCEllis60 min
Aug 23, 6:09 PM CDTSevere Thunderstorm WarningGIDWebster66 min
Aug 23, 6:30 PM CDTSevere Thunderstorm WarningGIDJewell60 min
Aug 23, 6:37 PM CDTSevere Thunderstorm WarningGIDAdams53 min
Aug 23, 6:44 PM CDTTornado WarningICTLincoln61 min
Aug 23, 6:44 PM CDTSevere Thunderstorm WarningGIDNuckolls61 min
Aug 23, 7:24 PM CDTSevere Thunderstorm WarningTOPOttawa66 min
Aug 23, 7:29 PM CDTSevere Thunderstorm WarningICTSaline61 min
Aug 23, 7:35 PM CDTSevere Thunderstorm WarningICTEllsworth55 min
Aug 23, 8:28 PM CDTSevere Thunderstorm WarningICTMcPherson, Saline62 min
Aug 23, 8:51 PM CDTSevere Thunderstorm WarningTOPClay, Dickinson, Geary, Riley39 min
Aug 23, 9:12 PM CDTSevere Thunderstorm WarningICTMarion63 min

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 10.0 hours before the alert went out and 241 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, N. Platte/Lee Bi, NE at 12:00Z on 2001-08-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2466 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, N. Platte/Lee Bi, NE at 12:00Z on 2001-08-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 22 square meters per square second.1939Sfc1 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
2466 J/kg
Mixed-layer CIN
-32 J/kg
Mixed-layer LCL
665 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
22 m²/s²
0-3 km storm-relative helicity
19 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 23, 1:30 PM CDTSevere Thunderstorm WatchSPCCheyenne, Decatur, Edwards, Ellis, Finney, Ford and 23 more7 hr
Aug 23, 3:30 PM CDTSevere Thunderstorm WatchSPCComanche6 hr

Nearby

Severe Thunderstorm Watches in Kansas, 2001Severe Thunderstorm Watches in Nebraska, 2001Every severe thunderstorm watch in 2001

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.