Alert archive / Nebraska / Tornado Warnings in 1998

Tornado Warning 16, NWS Omaha, NE

May 15, 1998Platte County, Nebraska

NWS Omaha, NE issued this tornado warning at May 15, 1998, 1:22 PM CDT for Platte County, Nebraska. It was in force for 48 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
May 15, 1998, 1:22 PM CDT (18:22 UTC)
Expired
May 15, 1998, 2:10 PM CDT
In force
48 min
Issued by
NWS Omaha, NE
Area
Whole counties

County Platte County, NE

What was reported inside it

TimeReportWhereRemark
May 15, 1:30 PM CDTThunderstorm Wind 58Columbus, NELarge trees downed. One tree fell on a pickup truck.

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 12:00Z, 6.4 hours before the alert went out and 100 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 1998-05-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1194 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 12:00Z on 1998-05-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -76 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
1194 J/kg
Mixed-layer CIN
-370 J/kg
Mixed-layer LCL
1627 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
-76 m²/s²
0-3 km storm-relative helicity
26 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KOMA 151822 RRA
TOROMA
NEC141-151910-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
122 PM CDT FRI MAY 15 1998

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* TORNADO WARNING FOR...
  PLATTE COUNTY IN NORTHEASTERN NEBRASKA

* UNTIL 210 PM CDT

* AT 119 PM CDT... DOPPLER RADAR AND SPOTTERS INDICATED A POSSIBLE
  TORNADO IN THE VICINITY OF COLUMBUS MOVING NORTH AT 40 MPH.
  A FUNNEL CLOUD WAS REPORTED SOUTH OF COLUMBUS.

* THE TORNADO IS EXPECTED TO BE NEAR...
  COLUMBUS AREA                NOW
  HUMPHREY                     AT 145 PM CDT

THIS REPLACES THE SEVERE THUNDERSTORM WARNING FOR PLATTE COUNTY.

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

MILLER

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, May 15, 10:55 AM CDT, 2 hours 27 minutes before
NEZ011-012-015>018-030>034-042>045-050>053-065>068-078-088>093-
IAZ043-055-056-069-079-080-090-091-161200-

SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
1055 AM CDT FRI MAY 15 1998

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

SPOTTER ACTION...
STORM SPOTTERS CONTINUE TO BE NEEDED FOR PARTS OF NEBRASKA AND
SOUTHWEST IOWA THROUGH MID AFTERNOON.

DISCUSSION...
STRONG THUNDERSTORMS WILL CONTINUE TO LIFT OUT OF NORTHEAST NEBRASKA
AND WESTERN IOWA THROUGH MID AFTERNOON...HOWEVER ISOLATED STORMS
CONTINUE TO DEVELOP BEHIND THIS MAIN AREA.

ZAPOTOCNY
Special weather statement, May 15, 10:55 AM CDT, 2 hours 27 minutes before
NEZ011-012-015>018-030>034-042>045-050>053-065>068-078-088>093-
IAZ043-055-056-069-079-080-090-091-161200-

SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
1055 AM CDT FRI MAY 15 1998

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

SPOTTER ACTION...
STORM SPOTTERS CONTINUE TO BE NEEDED FOR PARTS OF NEBRASKA AND
SOUTHWEST IOWA THROUGH MID AFTERNOON.

DISCUSSION...
STRONG THUNDERSTORMS WILL CONTINUE TO LIFT OUT OF NORTHEAST NEBRASKA
AND WESTERN IOWA THROUGH MID AFTERNOON...HOWEVER ISOLATED STORMS
CONTINUE TO DEVELOP BEHIND THIS MAIN AREA.

ZAPOTOCNY
Special weather statement, May 15, 12:05 PM CDT, 1 hour 17 minutes before
NEZ011-012-015>018-030>034-042>045-050>053-065>068-078-088>093-
IAZ043-055-056-069-079-080-090-091-161700-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
1205 PM CDT FRI MAY 15 1998

SEVERE THUNDERSTORM WATCH NUMBER 352 HAS BEEN ALLOWED TO EXPIRE...
HOWEVER A WATCH BOX MAY BE REISSUED FOR PARTS OF EASTERN NEBRASKA
AND WESTERN IOWA AS THUNDERSTORMS REDEVELOP.

A SEVERE THUNDERSTORM WATCH NUMBER 353 REMAINS IN EFFECT FOR PARTS
OF NORTHEAST NEBRASKA AND NORTHWEST IOWA UNTIL 3PM.

ZAPOTOCNY
Special weather statement, May 15, 12:05 PM CDT, 1 hour 17 minutes before
NEZ011-012-015>018-030>034-042>045-050>053-065>068-078-088>093-
IAZ043-055-056-069-079-080-090-091-161700-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
1205 PM CDT FRI MAY 15 1998

SEVERE THUNDERSTORM WATCH NUMBER 352 HAS BEEN ALLOWED TO EXPIRE...
HOWEVER A WATCH BOX MAY BE REISSUED FOR PARTS OF EASTERN NEBRASKA
AND WESTERN IOWA AS THUNDERSTORMS REDEVELOP.

A SEVERE THUNDERSTORM WATCH NUMBER 353 REMAINS IN EFFECT FOR PARTS
OF NORTHEAST NEBRASKA AND NORTHWEST IOWA UNTIL 3PM.

ZAPOTOCNY
Local storm report, May 15, 1:00 PM CDT, 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
100 PM CDT FRI MAY 15 1998

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0825 AM    TABLE ROCK                NE   WIND DAMAGE
05/15/98   PAWNEE                         THREE BUILDINGS
                                          DESTROYED

0825 AM    BARNESTON                 NE   WIND DAMAGE
05/15/98   GAGE                           MANY TREES AND POWER
                                          POLES DOWN.  WINDOWS
                                          BLOWN OUT OF A HOUSE
                                          ESTIMATED 90 MPH

0830 AM    5 ESE AUBURN              NE   WIND DAMAGE
05/15/98   NEMAHA                         TREE AND ROOF DAMAGE

0830 AM    1 W TECUMSEH              NE   WIND DAMAGE
05/15/98   PAWNEE                         BARN DAMAGED

0830 AM    6 ENE FALLS CITY          NE   WIND DAMAGE
05/15/98   RICHARDSON                     DAMAGE TO SHED ROOF

0835 AM    ROCKFORD                  NE   WIND DAMAGE
05/15/98   GAGE                           SILOS KNOCKED OVER

0835 AM    VIRGINIA                  NE   WIND DAMAGE
05/15/98   GAGE                           SEMI BLOWN OVER

0835 AM    4 SW TECUMSEH             NE   WIND DAMAGE
05/15/98   JOHNSON                        TREE LIMBS DOWN.  ESTD
                                          60-65 MPH

0840 AM    WYMORE                    NE   WIND DAMAGE
05/15/98   GAGE                           TREES BLOWN DOWN

0840 AM    1 N FILLEY                NE   WIND DAMAGE
05/15/98   GAGE                           TREE BLOWN DOWN

0845 AM    FILLEY                    NE   70 MPH TSTM GUST
05/15/98   GAGE                           TREES LIMBS UP TO 16 INCH
                                          DIAMETER DOWN

0849 AM    BEATRICE ARPT             NE   68 MPH TSTM GUST
05/15/98   GAGE

0850 AM    PERU                      NE   WIND DAMAGE
05/15/98   NEMAHA                         LARGE TREE UPROOTED

0850 AM    AUBURN                    NE   WIND DAMAGE
05/15/98   NEMAHA                         SHEDS BLOWN OVER

0900 AM    5 E HAMBURG               IA   WIND DAMAGE
05/15/98   FREMONT                        BUILDINGS GONE

0900 AM    4 E AUBURN                NE   WIND DAMAGE
05/15/98   NEMAHA                         BUILDING DAMGAGE

0904 AM    1 S PERCIVAL              IA   FUNNEL CLOUD
05/15/98   FREMONT

0905 AM    IMOGENE                   IA   WIND DAMAGE
05/15/98   FREMONT                        TIME ESTD.  ROOF BLOWN OFF
                                          AND HIT A CAR.  MANY POWER
                                          POLES DOWN.

0910 AM    1 S ELMWOOD               NE   WIND DAMAGE
05/15/98   CASS                           HIGH TENSION POWER LINES
                                          DOWN.  TIME ESTD.

0916 AM    SPRINGFIELD               NE   60 MPH TSTM GUST
05/15/98   SARPY                          ESTIMATED 60 MPH GUST

0920 AM    OFFUTT AFB                NE   108 MPH TSTM GUST
05/15/98   SARPY                          MEASURED 94 KTS

0920 AM    GREENWOOD                 NE   60 MPH TSTM GUST
05/15/98   CASS

0927 AM    2.5 W SYRACUSE            NE   WIND DAMAGE
05/15/98   OTOE                           SEMI OVERTURNED.  BUILDING
                                          KNOCKED DOWN

0930 AM    ELKHORN                   NE   WIND DAMAGE
05/15/98   DOUGLAS                        LOTS OF TREE DAMAGE

0930 AM    OMAHA                     NE   WIND DAMAGE
05/15/98   DOUGLAS                        SEVERE DAMAGE TO ROOF AT
                                          INDIAN HILLS SCHOOL

0932 AM    OMAHA EPPLEY ARPT         NE   86 MPH TSTM GUST
05/15/98   DOUGLAS

0938 AM    5 N COUNCIL BLUFFS        IA   WIND DAMAGE
05/15/98   POTTAWATTAMIE                  ESTIMATED 60 MPH GUST
                                          NEAR I29 / I680 INTERCHANGE

0940 AM    ASHLAND                   NE   80 MPH TSTM GUST
05/15/98   SAUNDERS                       ESTIMATED 80 MPH GUST

0940 AM    3 E HANCOCK               IA   WIND DAMAGE
05/15/98   POTTAWATTAMIE                  HOME SEVERELY DAMAGED

0941 AM    HONEY CREEK               IA   70 MPH TSTM GUST
05/15/98   POTTAWATTAMIE

0942 AM    MISSOURI VLY              IA   60 MPH TSTM GUST
05/15/98   HARRISON

0954 AM    10 SW OMAHA               NE   WIND DAMAGE
05/15/98   SARPY                          ESTIMATED 80 MPH GUST.
                                          50 GAL DRUMS BLOWN OVER

0955 AM    5 S MISSOURI VLY          IA   WIND DAMAGE
05/15/98   POTTAWATTAMIE                  4 SEMI TRUCKS BLOWN OVER
                                          ON I80 TO THE WEST OF
                                          SHELBY.  TIME ESTD.

0956 AM    15 WNW OMAHA              NE   WIND DAMAGE
05/15/98   DOUGLAS                        TREES DOWN/ UPROOTED

0957 AM    12 SW OMAHA               NE   65 MPH TSTM GUST
05/15/98   SARPY

0957 AM    13 WSW OMAHA              NE   WIND DAMAGE
05/15/98   DOUGLAS                        TREES DOWN

0959 AM    1 NW VALLEY               NE   61 MPH TSTM GUST
05/15/98   DOUGLAS                        53 KT GUST AT NWS OFFICE

1000 AM    1 SW SHELBY               IA   WIND DAMAGE
05/15/98   SHELBY                         BARNS AND SHEDS DESTROYED
                                          REPORT OF POSSIBLE TORNADO

1000 AM    8 W OMAHA                 NE   60 MPH TSTM GUST
05/15/98   DOUGLAS                        REPORTED IN WEST OMAHA
                                          AT HOME OF NWS PERSONNEL

1003 AM    10 W OMAHA                NE   80 MPH TSTM GUST
05/15/98   DOUGLAS                        ROOFS BLOWN OFF OF HOMES

1015 AM    PORTSMOUTH                IA   WIND DAMAGE
05/15/98   SHELBY                         TIME ESTD.  PORTSMOUTH
                                          TO DEFIANCE.  POWER LINES
                                          AND TREES DAMAGED.  ROOF
                                          TOPS MISSING.

1030 AM    ONAWA                     IA   58 MPH TSTM GUST
05/15/98   MONONA

MILLER

The office that day

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

IssuedProductOfficeCountiesLasted
May 15, 7:37 AM CDTSevere Thunderstorm WarningOAXGage, Jefferson, Pawnee48 min
May 15, 8:24 AM CDTSevere Thunderstorm WarningOAXJohnson, Nemaha61 min
May 15, 8:24 AM CDTSevere Thunderstorm WarningOAXGage, Jefferson61 min
May 15, 8:28 AM CDTTornado WarningOAXGage47 min
May 15, 8:39 AM CDTSevere Thunderstorm WarningOAXLancaster, Otoe61 min
May 15, 8:50 AM CDTTornado WarningOAXLancaster, Otoe65 min
May 15, 8:58 AM CDTSevere Thunderstorm WarningOAXCass62 min
May 15, 9:10 AM CDTSevere Thunderstorm WarningOAXDouglas, Sarpy, Saunders65 min
May 15, 9:34 AM CDTSevere Thunderstorm WarningOAXWashington61 min
May 15, 9:34 AM CDTSevere Thunderstorm WarningOAXDodge61 min
May 15, 9:47 AM CDTSevere Thunderstorm WarningOAXBurt63 min
May 15, 9:47 AM CDTSevere Thunderstorm WarningOAXCuming63 min
May 15, 10:13 AM CDTSevere Thunderstorm WarningOAXDouglas32 min
May 15, 10:17 AM CDTSevere Thunderstorm WarningOAXThurston63 min
May 15, 12:55 PM CDTSevere Thunderstorm WarningOAXButler, Colfax, Platte65 min
May 15, 1:33 PM CDTSevere Thunderstorm WarningOAXMadison, Stanton62 min
May 15, 1:49 PM CDTTornado WarningOAXMadison, Stanton46 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.