Alert archive / Nebraska / Tornado Warnings in 1989

Tornado Warning 8, NWS North Platte, NE

June 25, 1989Chase County, Nebraska

NWS North Platte, NE issued this tornado warning at Jun 25, 1989, 7:35 PM MDT for Chase County, Nebraska. It was in force for 25 min.

The area

The counties it named.

The facts

Issued
Jun 25, 1989, 7:35 PM MDT (01:35 UTC)
Expired
Jun 25, 1989, 8:00 PM MDT
In force
25 min
Issued by
NWS North Platte, NE
Area
Whole counties

County Chase County, NE

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 1.6 hours before the alert went out and 114 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 1989-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2940 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 00:00Z on 1989-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 233 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
2940 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
971 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
233 m²/s²
0-3 km storm-relative helicity
363 m²/s²
Significant tornado parameter
6.9
Supercell composite
28.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLBF 260135
TORLBF
NEC029-260200-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING 
NATIONAL WEATHER SERVICE NORTH PLATTE NE
735 PM MDT SUN JUN 25 1989

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 800 PM MDT FOR PEOPLE IN THE FOLLOWING COUNTY

   IN THE SOUTHWEST PART OF NEBRASKA
      CHASE

AT 830 PM CDT RADAR INDICATED A POSSIBLE TORNADO 10 WEST OF
OCONTO OR 40 MILES EAST NORTHEAST OF NORTH PLATTE NEBRASKA
MOVING NORTHEAST AT 30 MILES AN HOUR.

IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE TO BE IS IN
A BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...FIND SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.

REPORTS OF TORNADOS OR TORNADO DAMAGE SHOULD BE GIVEN TO A LAW
ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE.

THIS IS A DANGEROUS STORM.  ACT QUICKLY.  IF YOU ARE IN THE PATH
OF THIS TORNADO MOVE TO A SHELTER BELOW GROUND IF AVAILABLE.
OTHERWISE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR
POSSIBLE.  AVOID WINDOWS.  ABANDON CARS AND MOBILE HOMES...TAKE
COVER IN A REINFORCED BUILDING OR GET INTO A DITCH OR CULVERT.

DO NOT USE YOUR CAR TO TRY TO OUTRUN A TORNADO.  CARS ARE EASILY
TOSSED AROUND BY TORNADO WINDS.  IF YOU ARE CAUGHT IN THE PATH OF
A TORNADO...LEAVE THE CAR AND GO TO A STRONG BUILDING.  IF NO
STRUCTURE IS NEARBY...TAKE SHELTER IN A DITCH OR LOW SPOT.

IF YOU ARE CAUGHT OUTSIDE...FIND SHELTER IN A NEARBY REINFORCED
BUILDING.  AS A LAST RESORT...TAKE SHELTER IN A CULVERT...DITCH...
OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

IF YOU LIVE IN A HOME OR APARTMENT...FIND SHELTER IN THE INNERMOST
PORTION OF THE BUILDING ON THE LOWEST FLOOR.  GET TO A BASEMENT IF
ONE IS AVAILABLE.  AVOID WINDOWS.  PROTECT YOURSELF FROM FLYING
DEBRIS WITH CUSHIONS...BLANKETS...OR5 PILLOWS.

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jun 25, 5:26 PM MDT, 2 hours 9 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
620 PM CDT SUN JUN 25 1989

AT 615 PM CDT A THUNDERSTORM HAS DEVELOPED ON THE HITCHCOCK AND DUNDY
COUNTY LINE ABOUT 60 MILES SOUTHWEST OF NORTH PLATTE OR 10 MILES
NORTHWEST OF STRATTON.  THIS THUNDERSTORM IS EXPECTED TO INTENSIFY AND
MOVE EAST POSSIBLY PRODUCING SMALL HAIL.

OTHER THUNDERSTORMS ARE EXPECTED TO BEGIN BREAKING OUT OVER SOUTHWEST
NEBRASKA WITHIN THE NEXT HOUR WITH HAYS...FRONTIER AND RED WILLOW
COUNTIES TO EXPERIENCE THE EARLY ONSLAUGHT.  NO WATCHES OR WARNINGS
ARE CURRENTLY IN EFFECT FOR SOUTHWEST NEBRASKA BUT RESIDENTS SHOULD
MONITOR ANY DEVELOPMENT CLOSELY AS CONDITIONS ARE RIPE FOR SOME
ROUGH WEATHER.

MONSON

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 25, 7:04 PM MDTTornado WarningLBFLincoln26 min
Jun 25, 7:14 PM MDTTornado WarningLBFChase, Hayes31 min
Jun 25, 7:27 PM MDTTornado WarningLBFLincoln33 min
Jun 25, 7:41 PM MDTTornado WarningLBFCuster34 min
Jun 25, 8:05 PM MDTTornado WarningLBFCuster25 min
Jun 25, 8:11 PM MDTTornado WarningLBFHayes, Lincoln34 min
Jun 25, 8:31 PM MDTSevere Thunderstorm WarningLBFBrown, Rock44 min
Jun 25, 8:36 PM MDTTornado WarningLBFChase39 min
Jun 25, 8:36 PM MDTTornado WarningLBFLincoln, Logan39 min
Jun 25, 8:50 PM MDTTornado WarningLBFLincoln55 min
Jun 25, 9:16 PM MDTTornado WarningLBFCuster29 min
Jun 25, 9:43 PM MDTTornado WarningLBFGarfield, Loup32 min
Jun 25, 11:43 PM MDTSevere Thunderstorm WarningLBFHolt47 min
Jun 26, 12:33 AM MDTTornado WarningLBFGarfield27 min

Nearby

Tornado Warnings in Nebraska, 1989Every tornado warning in 1989Tornadoes in 1989

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.