Alert archive / Nebraska / Tornado Watches in 1998

Tornado Watch 566

June 13, 1998Sedgwick County, Colorado; 36 counties in Nebraska

The Storm Prediction Center issued this tornado watch at Jun 13, 1998, 2:30 PM MDT for Sedgwick County, Colorado; 36 counties in Nebraska. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
Jun 13, 1998, 2:30 PM MDT (20:30 UTC)
Expired
Jun 13, 1998, 9:00 PM MDT
In force
7 hr
Issued by
the Storm Prediction Center
All 37 counties

Sedgwick County, CO, Arthur County, NE, Banner County, NE, Blaine County, NE, Box Butte County, NE, Buffalo County, NE, Cheyenne County, NE, Custer County, NE, Dawes County, NE, Dawson County, NE, Deuel County, NE, Franklin County, NE, Frontier County, NE, Furnas County, NE, Garden County, NE, Garfield County, NE, Gosper County, NE, Grant County, NE, Harlan County, NE, Hayes County, NE, Hooker County, NE, Kearney County, NE, Keith County, NE, Kimball County, NE, Lincoln County, NE, Logan County, NE, Loup County, NE, McPherson County, NE, Morrill County, NE, Perkins County, NE, Phelps County, NE, Scotts Bluff County, NE, Sheridan County, NE, Sherman County, NE, Sioux County, NE, Thomas County, NE, Valley County, NE

The radar

The North Platte radar (KLNX), 106 km from the middle of the area, began a volume at 20:34 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

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

IssuedProductOfficeCountiesLasted
Jun 13, 2:37 PM MDTSevere Thunderstorm WarningCYSCheyenne48 min
Jun 13, 3:00 PM MDTTornado WarningCYSSioux35 min
Jun 13, 3:07 PM MDTSevere Thunderstorm WarningLBFSheridan63 min
Jun 13, 3:17 PM MDTSevere Thunderstorm WarningCYSBox Butte48 min
Jun 13, 3:19 PM MDTSevere Thunderstorm WarningGIDFranklin41 min
Jun 13, 3:19 PM MDTSevere Thunderstorm WarningLBFDeuel, Keith61 min
Jun 13, 3:27 PM MDTSevere Thunderstorm WarningLBFLincoln63 min
Jun 13, 3:34 PM MDTSevere Thunderstorm WarningLBFGarden66 min
Jun 13, 3:38 PM MDTSevere Thunderstorm WarningLBFPerkins32 min
Jun 13, 3:44 PM MDTSevere Thunderstorm WarningLBFGarden61 min
Jun 13, 3:56 PM MDTTornado WarningGIDFranklin49 min
Jun 13, 4:05 PM MDTSevere Thunderstorm WarningGIDKearney40 min
Jun 13, 4:18 PM MDTSevere Thunderstorm WarningLBFLincoln62 min
Jun 13, 4:19 PM MDTTornado WarningGIDGosper41 min
Jun 13, 4:22 PM MDTSevere Thunderstorm WarningLBFSheridan63 min
Jun 13, 4:26 PM MDTTornado WarningLBFLincoln64 min
Jun 13, 4:52 PM MDTTornado WarningGIDDawson, Phelps38 min
Jun 13, 5:08 PM MDTTornado WarningGIDBuffalo37 min
Jun 13, 5:09 PM MDTTornado WarningLBFCuster61 min
Jun 13, 5:32 PM MDTSevere Thunderstorm WarningGIDDawson43 min
Jun 13, 5:45 PM MDTSevere Thunderstorm WarningGIDBuffalo30 min
Jun 13, 6:09 PM MDTTornado WarningLBFCuster61 min
Jun 13, 6:13 PM MDTSevere Thunderstorm WarningGIDHarlan, Phelps47 min
Jun 13, 6:15 PM MDTSevere Thunderstorm WarningLBFLincoln, Logan60 min
Jun 13, 6:21 PM MDTSevere Thunderstorm WarningGIDBuffalo, Sherman49 min
Jun 13, 6:23 PM MDTSevere Thunderstorm WarningGIDKearney47 min
Jun 13, 6:32 PM MDTSevere Thunderstorm WarningLBFCuster58 min
Jun 13, 6:34 PM MDTSevere Thunderstorm WarningGIDFranklin26 min
Jun 13, 6:49 PM MDTSevere Thunderstorm WarningGIDDawson46 min
Jun 13, 6:53 PM MDTSevere Thunderstorm WarningGIDBuffalo52 min
Jun 13, 6:59 PM MDTSevere Thunderstorm WarningGIDAdams, Franklin61 min

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 8.5 hours before the alert went out and 127 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 1998-06-13Temperature 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, N. Platte/Lee Bi, NE at 12:00Z on 1998-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 75 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2202 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
75 m²/s²
0-3 km storm-relative helicity
125 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 13, 4:30 PM MDTTornado WatchSPCAdams, Boone, Butler, Clay, Colfax, Dodge and 19 more5 hr

Nearby

Tornado Watches in Nebraska, 1998Tornado Watches in Colorado, 1998Every tornado watch in 1998

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.