Alert archive / Nebraska / Tornado Warnings in 1990

Tornado Warning 48, NWS Hastings, NE

June 25, 1990Hamilton County, Nebraska

NWS Hastings, NE issued this tornado warning at Jun 25, 1990, 11:58 PM CDT for Hamilton County, Nebraska. It was in force for 32 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 25, 1990, 11:58 PM CDT (04:58 UTC)
Expired
Jun 26, 1990, 12:30 AM CDT
In force
32 min
Issued by
NWS Hastings, NE
Area
Whole counties

County Hamilton County, NE

The radar

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

What was reported inside it

TimeReportWhereRemark
Jun 26, 12:25 AM CDTThunderstorm Wind 74Hamilton, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 5.0 hours before the alert went out and 147 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 00:00Z on 1990-06-26Temperature 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 00:00Z on 1990-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 59 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3610 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
59 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

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

000 
TTAA00 KGRI 260458
TORGRI
NEC081-260530-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING 
NATIONAL WEATHER SERVICE GRAND ISLAND NE
1158 PM CDT MON JUN 25 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 1230 AM CDT FOR PEOPLE IN THE FOLLOWING COUNTY

   IN THE SOUTH CENTRAL PART OF NEBRASKA
      SOUTHWEST HAMILTON

AT 1155 PM CDT...A SEVERE THUNDERSTORM PRODUCING POSSIBLE TORNADOES
WAS MOVING SOUTHEAST OUT OF GRAND ISLAND.  NUMEROUS REPORTS OF TREE
AND POWER LINE DAMAGE HAVE BEEN RECEIVED...AND WIND GUSTS TO 78 MPH
HAVE BEEN RECORDED AT THE WEATHER SERVICE OFFICE.  IF YOU ARE IN THE
PHILLIPS OR GILTNER AREAS...YOU SHOULD TAKE COVER NOW!

IF YOU ARE IN THE PATH OF THIS TORNADO TAKE SHELTER IN A BASEMENT
OR BELOW GROUND.  OTHERWISE GO TO A SMALL INTERIOR ROOM ON THE
LOWEST FLOOR.  ABANDON CARS AND MOBILE HOMES FOR A REINFORCED
BUILDING.

IN ADDITION TO THE THREAT OF A TORNADO...LARGE HAI&L...VERY HEAVY
RAIN AND DANGEROUS LIGHTNING ARE LIKLEY WITH THIS STORM.

 DGD/JBS

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, 6:49 PM CDT, 5 hours 9 minutes before
NEZ008-013>015-017>019-260040-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE GRAND ISLAND NE
640 PM CDT MON JUN 25 1990

...SEVERE THUNDERSTORM WATCH FOR MUCH OF CENTRAL AND SOUTHEAST
NEBRASKA UNTIL MIDNIGHT...

AT 635 PM CDT...INTENSE THUNDERSTORMS...SOME LIKELY PRODUCING HEAVY
RAIN...STRONG GUSTY WINDS...AND HAIL WERE INCREASING IN BOTH COVERAGE
AND INTENSITY IN NORTHWEST AND NORTH CENTRAL NEBRASKA AND INTO SOUTH
CENTRAL SOUTH DAKOTA.

MOST OF THE THUNDERSTORMS WERE IN A 40 TO 50 MILE WIDE BAND THAT
EXTENDED FROM SOUTHWEST OF CHAMBERLIN SOUTH DAKOTA TO AINSWORTH NEBRASKA
AND THEN TO 30 MILES NORTHWEST OF BROKEN BOW.

THE STRONGEST STORMS WERE CENTERED JUST NORTHEAST OF AINSWORTH AND
NEAR BREWSTER...35 MILES SOUTHWEST OF AINSWORTH.

MOVEMENT WAS SOUTHEAST A 25 TO 30 MPH.

PERSONS IN NORTHWEST AND NORTH CENTRAL NEBRASKA IN PATH OF THESE
STORMS SHOULD BE ALERT TO POSSIBLE SEVERE WEATHER AND SEEK SHELTER
IF THE WEATHER BECOMES THREATENING.
DGD
Special weather statement, Jun 25, 9:40 PM CDT, 2 hours 18 minutes before
NEZ008-013>015-017>019-260340-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE GRAND ISLAND NE
940 PM CDT MON JUN 25 1990

THUNDERSTORMS CONTINUED ACROSS PARTS OF CENTRAL AND NORTHCENTRAL
NEBRASKA THIS EVENING.

AT 930 PM CDT...RADAR INDICATED SHOWERS AND THUNDERSTORMS SCATTERED IN A
100 MILE WIDE AREA TO THE NORTHWEST OF A LINE FROM 30 MILES SOUTH OF
NORTH PLATTE TO 20 MILES NORTH OF GRAND ISLAND...TO 10 MILES SOUTH OF
COLUMBUS.  THE STRONGEST STORMS IN THIS AREA WERE IN A 5 MILE WIDE LINE
EXTENDING FROM 30 MILES NORTHWEST TO 30 MILES NORTH OF GRAND ISLAND.
THE STORMS WERE MOVING SOUTHEAST AT 35 MILES AN HOUR.

DANGEROUS LIGHTNING...STRONG GUSTY WINDS...BRIEF HEAVY RAIN AND POSSIBLY
SOME HAIL WILL ACCOMPANY THSES STORMS AS THEY MOVE SOUTHEAST.  THE LINE
OF STRONGEST STORMS SHOULD REACH FROM NEAR WOOD RIVER...THROUGH GRAND
ISLAND...TO NEAR CENTRAL CITY BY 1015 PM.
.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT| UNTIL MIDNIGHT FOR
MUCH OF CENTRAL AND EASTERN NEBRASKA.  IF THREATENING WEATHER
APPROACHES YOU...TAKE SHELTER IN A STURDY BUILDING.

SULLIVAN

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 25, 10:21 PM CDTSevere Thunderstorm WarningGIDGreeley, Valley54 min
Jun 25, 10:56 PM CDTTornado WarningGIDGreeley, Howard34 min
Jun 25, 11:26 PM CDTSevere Thunderstorm WarningGIDHall, Howard34 min
Jun 25, 11:33 PM CDTTornado WarningGIDHall27 min
Jun 26, 12:21 AM CDTSevere Thunderstorm WarningGIDClay, Fillmore54 min
Jun 26, 12:56 AM CDTSevere Thunderstorm WarningGIDFillmore, Thayer64 min

Nearby

Tornado Warnings in Nebraska, 1990Every tornado warning in 1990Tornadoes in 1990

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.