Alert archive / Nebraska / Tornado Watches in 1998

Tornado Watch 208

April 14, 199811 counties in Kansas; 30 counties in Nebraska

The Storm Prediction Center issued this tornado watch at Apr 14, 1998, 3:00 PM CDT for 11 counties in Kansas; 30 counties in Nebraska. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Apr 14, 1998, 3:00 PM CDT (20:00 UTC)
Expired
Apr 14, 1998, 9:00 PM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 41 counties

Clay County, KS, Cloud County, KS, Jewell County, KS, Lincoln County, KS, Marshall County, KS, Mitchell County, KS, Osborne County, KS, Ottawa County, KS, Republic County, KS, Smith County, KS, Washington County, KS, Adams County, NE, Butler County, NE, Cass County, NE, Clay County, NE, Colfax County, NE, Dodge County, NE, Fillmore County, NE, Franklin County, NE, Gage County, NE, Hall County, NE, Hamilton County, NE, Harlan County, NE, Jefferson County, NE, Johnson County, NE, Kearney County, NE, Lancaster County, NE, Merrick County, NE, Nemaha County, NE, Nuckolls County, NE, Otoe County, NE, Pawnee County, NE, Phelps County, NE, Polk County, NE, Richardson County, NE, Saline County, NE, Saunders County, NE, Seward County, NE, Thayer County, NE, Webster County, NE, York County, NE

The radar

The Grand Island radar (KUEX), 32 km from the middle of the area, began a volume at 19:54 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

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

IssuedProductOfficeCountiesLasted
Apr 14, 5:38 PM CDTSevere Thunderstorm WarningGIDHamilton, Merrick37 min
Apr 14, 5:44 PM CDTTornado WarningOAXGage, Pawnee31 min
Apr 14, 6:19 PM CDTTornado WarningOAXJohnson31 min
Apr 14, 6:22 PM CDTTornado WarningGIDHall23 min
Apr 14, 6:39 PM CDTTornado WarningOAXSeward31 min
Apr 14, 6:46 PM CDTTornado WarningGIDHall29 min
Apr 14, 6:58 PM CDTSevere Thunderstorm WarningGIDHamilton32 min
Apr 14, 7:10 PM CDTTornado WarningOAXButler, Seward35 min
Apr 14, 7:17 PM CDTSevere Thunderstorm WarningOAXNemaha, Otoe33 min
Apr 14, 7:32 PM CDTSevere Thunderstorm WarningGIDYork43 min
Apr 14, 8:01 PM CDTSevere Thunderstorm WarningOAXSaunders34 min
Apr 14, 8:19 PM CDTSevere Thunderstorm WarningGIDPolk26 min
Apr 14, 8:25 PM CDTSevere Thunderstorm WarningOAXDodge, Douglas, Washington45 min
Apr 14, 8:35 PM CDTSevere Thunderstorm WarningOAXButler, Saunders50 min

The nearest sounding before it

Omaha, NE (KOAX), launched 12:00Z, 8.0 hours before the alert went out and 184 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, Omaha, NE at 12:00Z on 1998-04-14Temperature 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, Omaha, NE at 12:00Z on 1998-04-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -19 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
1729 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
-19 m²/s²
0-3 km storm-relative helicity
-55 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
Apr 14, 4:15 PM CDTTornado WatchSPCAllen, Anderson, Atchison, Bourbon, Brown, Butler and 33 more6 hr
Apr 14, 6:45 PM CDTTornado WatchSPCBurt, Douglas, Sarpy, Washington5 hr

Nearby

Tornado Watches in Nebraska, 1998Tornado Watches in Kansas, 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.