Alert archive / Nebraska / Tornado Warnings in 1998

Tornado Warning 27, NWS North Platte, NE

June 13, 1998Custer County, Nebraska

NWS North Platte, NE issued this tornado warning at Jun 13, 1998, 7:09 PM CDT for Custer County, Nebraska. It was in force for 61 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jun 13, 1998, 7:09 PM CDT (00:09 UTC)
Expired
Jun 13, 1998, 8:10 PM CDT
In force
61 min
Issued by
NWS North Platte, NE
Area
Whole counties

County Custer County, NE

The radar

The North Platte radar (KLNX), 94 km from the middle of the area, began a volume at 00:10 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.

What was reported inside it

TimeReportWhereRemark
Jun 13, 7:20 PM CDTHail 0.88Callaway, NE

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 13, 3:30 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.2 hours before the alert went out and 79 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 00:00Z on 1998-06-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, N. Platte/Lee Bi, NE at 00:00Z on 1998-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 204 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
1820 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
204 m²/s²
0-3 km storm-relative helicity
396 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

748 
WFUS1 KLBF 140007 RRA
TORLBF
NEC041-140110-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
709 PM CDT SAT JUN 13 1998

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN AND CENTRAL CUSTER COUNTY IN CENTRAL NEBRASKA

* UNTIL 810 PM CDT

* AT 707 PM CDT... NORTH PLATTE DOPPLER RADAR INDICATED A TORNADO
  10 MILES WEST OF BROKEN BOW OR 8 MILES SOUTH SOUTHWEST OF MERNA
  MOVING NORTHEAST AT 30 MPH. THIS STORM HAS A HISTORY OF PRODUCING
  DAMAGING TORNADOES.  PLEAST TAKE COVER IMMEDIATELY

* THE TORNADO IS EXPECTED TO BE NEAR...
  BROKEN BOW                   BY 720 PM CDT
  MERNA                        BY 720 PM CDT

THIS IS A DANGEROUS SITUATION ACT QUICKLY IT MAY SAVE YOUR LIFE
MOVE TO A BASEMENT IF POSSIBLE. OTHERWISE...GO TO A SMALL INTERIOR
ROOM ON THE LOWEST FLOOR.  STAY AWAY FROM WINDOWS AND DOORS.

KMB

The office that day

Everything else NWS North Platte, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 13, 7:15 PM CDTSevere Thunderstorm WarningLBFLincoln, Logan60 min
Jun 13, 7:32 PM CDTSevere Thunderstorm WarningLBFCuster58 min

Nearby

Tornado Warnings in Nebraska, 1998Every tornado warning in 1998Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.