Alert archive / Nebraska / Tornado Warnings in 1998

Tornado Warning 35, NWS Omaha, NE

June 13, 1998Pawnee County, Nebraska

NWS Omaha, NE issued this tornado warning at Jun 13, 1998, 7:56 PM CDT for Pawnee County, Nebraska. It was in force for 49 min. 2 reports 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, 7:56 PM CDT (00:56 UTC)
Expired
Jun 13, 1998, 8:45 PM CDT
In force
49 min
Issued by
NWS Omaha, NE
Area
Whole counties

County Pawnee County, NE

What was reported inside it

TimeReportWhereRemark
Jun 13, 8:00 PM CDTHail 1.75Burchard, NE
Jun 13, 8:01 PM CDTThunderstorm Wind 60Burchard, NERoof blown off a barn.

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 nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 0.9 hours before the alert went out and 133 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 1998-06-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 382 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, Omaha, NE at 00:00Z on 1998-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 39 square meters per square second.1939587897117Sfc1 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
382 J/kg
Mixed-layer CIN
-388 J/kg
Mixed-layer LCL
1731 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
39 m²/s²
0-3 km storm-relative helicity
120 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

097 
WFUS1 KOMA 140057 RRA
TOROMA
NEC133-140145-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
756 PM CDT SAT JUN 13 1998

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* TORNADO WARNING FOR...
  PAWNEE COUNTY IN SOUTHEASTERN NEBRASKA

* UNTIL 845 PM CDT

* AT 754 PM CDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A TORNADO 49 MILES WEST OF FALLS CITY OR 12 MILES SOUTHWEST OF
  BURCHARD MOVING EAST AT 35 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...BURCHARD AT 815 PM CDT AND
  NEAR PAWNEE CITY AT 825 PM CDT.

IF YOU ARE IN THE WARNED AREA...TAKE SHELTER IN A BASEMENT IF ONE
IS AVAILABLE.  OTHERWISE GO TO A SMALL INTERIOR ROOM ON THE LOWEST
FLOOR.  CARS AND MOBILE HOMES SHOULD BE ABANDONED.

FOBERT

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.

NWS Omaha, NE wrote its last area forecast discussion before this tornado warning went out at Jun 13, 1:30 PM CDT, 6 hours 26 minutes earlier.

Area forecast discussion, Jun 13, 1:30 PM CDT, 6 hours 26 minutes before
SOUTH CENTRAL NEBRASKA/NORTH CENTRAL KANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HASTINGS NE
130 PM CDT SAT JUN 13 1998

...MAIN CONCERN...OF COURSE...IS SVR WX THREAT TONIGHT...THEN DEALING
WITH WINDY/SHOWERY WX SUN INTO MON W/ ANOTHER STRONG IMPULSE FORECAST
TO DIVE THIS WAY IN NW FLOW...

12Z UAA POINTS TO A RATHER STRONG SYS MOVING OUT OF THE ROCKIES. H25
JET WINDS COMING AROUND BASE OF UPPER LO TOP OUT AT 125 KTS WITH 75
KT H5 JET AS WELL. DECENT HGHT FALLS HAVE DEVELOPED W/ SYS W/ 80 GPM
FALLS IN WRN CO. WV IMAGERY AS OF 17Z STILL SHOW A WELL DEFINED SPIN
MOVING THRU WRN CO. AZTEC NM PROFILER SHOWING STRONG WINDS PROGRESSING
EAST W/ 65KTS AT H5 AND 115 IN THE H25/H2 LAYER. MEANWHILE...H85 ANAL
HAD LO PRES IN WY WITH FRONT EXTENDING SE INTO CNTRL KS AND AR. ADEQT
MOISTURE FOR SVR STORMS EXISTS FROM CNTRL KS ON SOUTH. INCREASING LLJ
CONTS TO PUSH THIS INTO NEB AS WELL.

AT THE SFC...LOW PRES...AS ADVERTISED...WAS DEEPENING RAPIDLY INVOF
DNR. ADAP SHOWS PRES FALL BULLSEYE IN SW NEB SUPPORTING A TRACK ACROSS
SRN NEB TONIGHT. WARM FRONT NOW EXTENDS FROM NE CO/NW KS ESE THRU CNTRL
KS AROUND GBD AND DOWN TO MO/AR BORDER. DWPTS VERY JUICY SOUTH OF FRONT
W/ MID 70S DWPTS JUST STARTING TO CROSS SRN KS BORDER. MID 60S READINGS
INTO CNTRL KS AS OF 17Z. GOOD DRY PUNCH ALSO EVIDENT THRU SW KS INTO TX
PNHDL W/ WSW WINDS AND DWPTS IN THE 40S.

ENOUGH SAID...AS UPPER SYS RACES EAST OUT OF CO AND WARM FRONT LIFTS
NORTH TO ABOUT NEB/KS BORDER...PLENTY OF SVR WX WILL BE AROUND TONIGHT\
...ESP THRU MIDNIGHT. AFT COORD W/ OMA WILL INCLUDE FLASH FLOOD WATCH
IN ERN PARTS OF CWA WHERE GROUND REMAINS PRETTY SATURATED FROM RECENT
RAINS...AND BEST CHC OF WIDESPREAD MOD/HEAVY RAIN EXISTS AS SVR WX
ORGANIZES INTO AN MCS.

EVEN THO PATTERN IS RELATIVELY ACTIVE THRU MON...IT IS PRETTY STRAIGHT
FORWARD. AS THIS CURRENT SYS WINDS UP IN IA...NW FLOW WILL INCREASE IN
RESPONSE TO TIGHTENING GRADIENT. ANOTHER STRONG IMPULSE PROGGED TO DIVE
INTO AREA IN NW FLOW LATE TOMR / TOMR NIGHT. WHILE SVR WX POTENTIAL IS
IN QUESTION...SHRA/TSRA CHCS ARE NOT.

W/ FAN/FWC BOTH HOLDING ONTO POPS INTO MON...SCT POPS WILL LIKELY TO
NEEDED AT LEAST TO COVER AM HRS AS SYS PROGRESSES EAST OUT OF AREA BY
AFTN.

WILL FOCUS POPS OVER NE PARTS OF CWA SUN THRU MON AND TAPER OFF CHCS
FURTHER SOUTH AND WEST AWAY FROM STRONGEST ENERGY AND MOST ABUNDANT
WRAPAROUND MOISTURE.

IT WILL FEEL RELATIVELY COOL SUN/MON AS NW WINDS OF 20/30 MPH BOTH
DAYS COUPLE W/ READINGS IN THE LOWER TO MID 70S. KS AREA WILL LIKELY
TO A FAIR AMT WARMER AS COOLER AIR SHOULD REMAIN TO AREAS WEST OF IA
LOW AS IT WRAPS UP AND EDGES EAST.

GRI NN 058/074/052/075/55 744

GURNEY

In the hours before

Special weather statement, Jun 13, 5:00 PM CDT, 2 hours 56 minutes before
NEZ011-012-015>018-030>034-042>045-050>053-065>068-078-088>093-
IAZ043-055-056-069-079-080-090-091-141200-

SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
500 PM CDT SAT JUN 13 1998

...SEVERE WEATHER OUTLOOK FOR EASTERN NEBRASKA AND SOUTHWEST IOWA...

SPOTTER ACTION...
STORM SPOTTER GROUPS WILL LIKELY BE NEEDED THIS EVENING INTO TONIGHT
ACROSS PORTIONS OF EASTERN NEBRASKA AND SOUTHWEST IOWA.

DISCUSSION...
CONDITIONS ARE VERY FAVORABLE FOR SEVERE WEATHER OVER EASTERN NEBRASKA
AND WESTERN IOWA.  DEEP LOW PRESSURE FOR MID JUNE WAS LOCATED OVER
EXTREME SOUTHWEST NEBRASKA WITH A WARM FRONT EXTENDING INTO CENTRAL
KANSAS.  TEMPERATURES SOUTH OF THE FRONT IN CENTRAL KANSAS WERE ABOVE
100 DEGREES LATE SATURDAY AFTERNOON WHILE DEWPOINTS WELL INTO THE 70S
WERE LOCATED ACROSS SOUTHEAST KANSAS.  THESE UNSTABLE CONDITIONS WERE
SPREADING NORTH TOWARD SOUTHERN NEBRASKA.  IN ADDITION...A STRONG
UPPER LEVEL SYSTEM WILL MOVE FROM NORTHERN COLORADO INTO CENTRAL
NEBRASKA BY MIDNIGHT.

THE COMBINATION OF THE VERY UNSTABLE CONDITIONS SPREADING INTO
NEBRASKA...THE WARM FRONT AND THE UPPER LEVEL SYSTEM WAS ALREADY
CAUSING SEVERE WEATHER OVER WESTERN AND PARTS OF CENTRAL NEBRASKA.
THIS SEVERE WEATHER IS LIKELY TO MOVE INTO EASTERN NEBRASKA BY EARLY
EVENING AND SPREAD INTO PARTS OF WESTERN IOWA TOWARD MIDNIGHT.
WIND PROFILES INDICATE THE POTENTIAL FOR SUPERCELL THUNDERSTORMS AND
TORNADOES...ESPECIALLY ALONG AND NORTH OF THE WARM FRONT IN SOUTHEAST
NEBRASKA.  HOWEVER...LARGE HAIL...DAMAGING WINDS AND ISOLATED TORNADOES
REMAIN A RISK OVER MUCH OF THE AREA TONIGHT.

IN ADDITION TO THE SEVERE WEATHER...HEAVY RAINFALL AND FLOODING COULD
ALSO BE A PROBLEM ACROSS ALL OF EASTERN NEBRASKA AND SOUTHWEST IOWA
TONIGHT.

CHERMOK
Special weather statement, Jun 13, 5:00 PM CDT, 2 hours 56 minutes before
NEZ011-012-015>018-030>034-042>045-050>053-065>068-078-088>093-
IAZ043-055-056-069-079-080-090-091-141200-

SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
500 PM CDT SAT JUN 13 1998

...SEVERE WEATHER OUTLOOK FOR EASTERN NEBRASKA AND SOUTHWEST IOWA...

SPOTTER ACTION...
STORM SPOTTER GROUPS WILL LIKELY BE NEEDED THIS EVENING INTO TONIGHT
ACROSS PORTIONS OF EASTERN NEBRASKA AND SOUTHWEST IOWA.

DISCUSSION...
CONDITIONS ARE VERY FAVORABLE FOR SEVERE WEATHER OVER EASTERN NEBRASKA
AND WESTERN IOWA.  DEEP LOW PRESSURE FOR MID JUNE WAS LOCATED OVER
EXTREME SOUTHWEST NEBRASKA WITH A WARM FRONT EXTENDING INTO CENTRAL
KANSAS.  TEMPERATURES SOUTH OF THE FRONT IN CENTRAL KANSAS WERE ABOVE
100 DEGREES LATE SATURDAY AFTERNOON WHILE DEWPOINTS WELL INTO THE 70S
WERE LOCATED ACROSS SOUTHEAST KANSAS.  THESE UNSTABLE CONDITIONS WERE
SPREADING NORTH TOWARD SOUTHERN NEBRASKA.  IN ADDITION...A STRONG
UPPER LEVEL SYSTEM WILL MOVE FROM NORTHERN COLORADO INTO CENTRAL
NEBRASKA BY MIDNIGHT.

THE COMBINATION OF THE VERY UNSTABLE CONDITIONS SPREADING INTO
NEBRASKA...THE WARM FRONT AND THE UPPER LEVEL SYSTEM WAS ALREADY
CAUSING SEVERE WEATHER OVER WESTERN AND PARTS OF CENTRAL NEBRASKA.
THIS SEVERE WEATHER IS LIKELY TO MOVE INTO EASTERN NEBRASKA BY EARLY
EVENING AND SPREAD INTO PARTS OF WESTERN IOWA TOWARD MIDNIGHT.
WIND PROFILES INDICATE THE POTENTIAL FOR SUPERCELL THUNDERSTORMS AND
TORNADOES...ESPECIALLY ALONG AND NORTH OF THE WARM FRONT IN SOUTHEAST
NEBRASKA.  HOWEVER...LARGE HAIL...DAMAGING WINDS AND ISOLATED TORNADOES
REMAIN A RISK OVER MUCH OF THE AREA TONIGHT.

IN ADDITION TO THE SEVERE WEATHER...HEAVY RAINFALL AND FLOODING COULD
ALSO BE A PROBLEM ACROSS ALL OF EASTERN NEBRASKA AND SOUTHWEST IOWA
TONIGHT.

CHERMOK

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 13, 7:17 PM CDTTornado WarningOAXGage48 min
Jun 13, 8:33 PM CDTSevere Thunderstorm WarningOAXNemaha, Richardson47 min
Jun 13, 8:40 PM CDTSevere Thunderstorm WarningOAXPlatte50 min
Jun 13, 9:10 PM CDTTornado WarningOAXRichardson35 min
Jun 13, 9:38 PM CDTTornado WarningOAXPawnee32 min
Jun 13, 9:58 PM CDTSevere Thunderstorm WarningOAXSaline, Seward47 min
Jun 13, 10:13 PM CDTSevere Thunderstorm WarningOAXRichardson47 min
Jun 13, 10:26 PM CDTTornado WarningOAXJefferson, Saline49 min
Jun 13, 11:10 PM CDTSevere Thunderstorm WarningOAXOtoe50 min
Jun 13, 11:23 PM CDTSevere Thunderstorm WarningOAXGage, Lancaster47 min
Jun 13, 11:43 PM CDTSevere Thunderstorm WarningOAXJohnson, Otoe62 min
Jun 13, 11:43 PM CDTSevere Thunderstorm WarningOAXCass62 min
Jun 14, 12:56 AM CDTFlash Flood WarningOAXNemaha3 hr
Jun 14, 12:56 AM CDTFlash Flood WarningOAXCass, Otoe3 hr
Jun 14, 3:27 AM CDTFlash Flood WarningOAXSeward3 hr

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.