Alert archive / Nebraska / Severe Thunderstorm Watches in 2000

Severe Thunderstorm Watch 485

June 23, 200021 counties in Kansas; 26 counties in Nebraska

The Storm Prediction Center issued this severe thunderstorm watch at Jun 23, 2000, 6:00 PM CDT for 21 counties in Kansas; 26 counties in Nebraska. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Jun 23, 2000, 6:00 PM CDT (23:00 UTC)
Expired
Jun 23, 2000, 11:00 PM CDT
In force
5 hr
Issued by
the Storm Prediction Center
All 47 counties

Cheyenne County, KS, Decatur County, KS, Gove County, KS, Graham County, KS, Greeley County, KS, Jewell County, KS, Logan County, KS, Norton County, KS, Osborne County, KS, Phillips County, KS, Rawlins County, KS, Republic County, KS, Rooks County, KS, Scott County, KS, Sheridan County, KS, Sherman County, KS, Smith County, KS, Thomas County, KS, Trego County, KS, Wallace County, KS, Wichita County, KS, Adams County, NE, Butler County, NE, Clay County, NE, Dodge County, NE, Fillmore County, NE, Franklin County, NE, Furnas County, NE, Gage County, NE, Gosper County, NE, Hall County, NE, Hamilton County, NE, Harlan County, NE, Jefferson County, NE, Kearney County, NE, Lancaster County, NE, Merrick County, NE, Nuckolls County, NE, Phelps County, NE, Polk County, NE, Red Willow County, NE, Saline County, NE, Saunders County, NE, Seward County, NE, Thayer County, NE, Webster County, NE, York County, NE

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Jun 23, 6:03 PM CDTSevere Thunderstorm WarningGLDGraham57 min
Jun 23, 6:05 PM CDTSevere Thunderstorm WarningDDCTrego40 min
Jun 23, 6:18 PM CDTFlash Flood WarningDDCTrego3 hr
Jun 23, 6:31 PM CDTSevere Thunderstorm WarningGLDSherman59 min
Jun 23, 6:32 PM CDTTornado WarningDDCTrego28 min
Jun 23, 6:53 PM CDTSevere Thunderstorm WarningGLDNorton67 min
Jun 23, 7:00 PM CDTSevere Thunderstorm WarningDDCTrego60 min
Jun 23, 7:10 PM CDTSevere Thunderstorm WarningGLDGraham65 min
Jun 23, 7:11 PM CDTSevere Thunderstorm WarningGIDPhillips49 min
Jun 23, 7:37 PM CDTSevere Thunderstorm WarningOAXCass, Lancaster38 min
Jun 23, 7:57 PM CDTSevere Thunderstorm WarningDDCTrego48 min
Jun 23, 8:05 PM CDTSevere Thunderstorm WarningGLDGove55 min
Jun 23, 8:08 PM CDTSevere Thunderstorm WarningGLDWichita67 min
Jun 23, 9:10 PM CDTFlash Flood WarningDDCTrego4 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 11.0 hours before the alert went out and 159 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 2000-06-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 224 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 2000-06-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 square meters per square second.193958Sfc1 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
224 J/kg
Mixed-layer CIN
-570 J/kg
Mixed-layer LCL
1666 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
226 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
Jun 23, 5:15 PM CDTSevere Thunderstorm WatchSPCCass, Douglas, Johnson, Lancaster, Nemaha, Otoe and 3 more6 hr
Jun 23, 6:30 PM CDTSevere Thunderstorm WatchSPCArthur, Banner, Box Butte, Cheyenne, Dawes, Deuel and 7 more5 hr

Nearby

Severe Thunderstorm Watches in Nebraska, 2000Severe Thunderstorm Watches in Kansas, 2000Every severe thunderstorm watch in 2000

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.