Alert archive / Nebraska / Tornado Warnings in 1998

Tornado Warning 14, NWS Cheyenne, WY

June 22, 1998Scotts Bluff County, Sioux County, Nebraska

NWS Cheyenne, WY issued this tornado warning at Jun 22, 1998, 7:08 PM MDT for Scotts Bluff County, Sioux County, Nebraska. It was in force for 17 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 22, 1998, 7:08 PM MDT (01:08 UTC)
Expired
Jun 22, 1998, 7:25 PM MDT
In force
17 min
Issued by
NWS Cheyenne, WY
Area
Whole counties

Counties Scotts Bluff County, NE, Sioux County, NE

The radar

The Cheyenne radar (KCYS), 144 km from the middle of the area, began a volume at 01:08 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 22, 7:26 PM MDTTornado F0Mitchell, NEA brief tornado touched dowm north of Mitchel.

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 22, 2:30 PM MDTTornado WatchSPC6 hr

The nearest sounding before it

Rapid City, SD (KUNR), launched 00:00Z, 1.1 hours before the alert went out and 222 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, Rapid City, SD at 00:00Z on 1998-06-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 610 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, Rapid City, SD at 00:00Z on 1998-06-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 77 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
610 J/kg
Mixed-layer CIN
-45 J/kg
Mixed-layer LCL
2011 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
77 m²/s²
0-3 km storm-relative helicity
575 m²/s²
Significant tornado parameter
0.0
Supercell composite
18.5

Open this sounding in Storm Lab

The text

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

385 
WFUS1 KCYS 230109 RRA
TORCYS
NEC157-165-230125-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CHEYENNE WY
708 PM MDT MON JUN 22 1998

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN SIOUX COUNTY IN THE NEBRASKA PANHANDLE
  NORTHWESTERN SCOTTS BLUFF COUNTY IN THE NEBRASKA PANHANDLE

* UNTIL 725 PM MDT

* AT 705 PM... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 3 MILES NORTH OF MORRILL... MOVING EAST AT 15 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  THIS TORNADO WILL BE MOVING ALONG THE SIOUX AND SCOTTSBLUFF COUNTY
  LINE AND WILL REMAIN IN OPEN COUNTRY.

GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR

JAD

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 22, 5:57 PM MDT, 1 hour 11 minutes before
WYZ059-060-064-066>070-230115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
557 PM MDT MON JUN 22 1998

...A TORNADO WATCH CONTINUES UNTIL 8 PM FOR MUCH OF EASTERN WYOMING...

RADAR AT 445 PM SHOWED A LINE OF THUNDERSTORMS FROM ABOUT 25 MILES
NORTH OF TORRINGTON TO ABOUT 25 MILES SOUTHWEST OF WHEATLAND.
NONE OF THESE STORMS HAD PRODUCED ANY SEVERE WEATHER THROUGH 445 PM.

THE ONLY SIGNIFICANT REPORT SO FAR HAS BEEN PEA SIZE HAIL AND SOME
ROTATION IN THE CLOUDS IN THE LINGLE AREA BETWEEN 430 TO 445 PM...
SOME 10 TO 15 MILES NORTHWEST OF TORRINGTON.

OTHER STORMS IN EAST CENTRAL WYOMING HAVE MOVED INTO THE NORTHERN
PARTS OF CONVERSE AND NIOBRARA COUNTIES.  ONLY ISOLATED WEAK STORMS
WERE OVER FAR SOUTHEAST WYOMING IN THE LARAMIE AND CHEYENNE AREAS.

THE POTENTIAL FOR STRONG POSSIBLY SEVERE STORMS CONTINUES UNTIL 8 PM.
PLATTE AND GOSHEN COUNTIES REMAIN THE MAIN AREA OF CONCERN AT THIS
TIME.

WCJIN-WYSE-WYNE

JAD
Special weather statement, Jun 22, 5:57 PM MDT, 1 hour 11 minutes before
WYZ059-060-064-066>070-230115-

SPECIAL WEATHER STATEMENT...CORRECTION TO TIMES
NATIONAL WEATHER SERVICE CHEYENNE WY
557 PM MDT MON JUN 22 1998

...A TORNADO WATCH CONTINUES UNTIL 8 PM FOR MUCH OF EASTERN WYOMING...

RADAR AT 545 PM SHOWED A LINE OF THUNDERSTORMS FROM ABOUT 25 MILES
NORTH OF TORRINGTON TO ABOUT 25 MILES SOUTHWEST OF WHEATLAND.
NONE OF THESE STORMS HAD PRODUCED ANY SEVERE WEATHER THROUGH 545 PM.

THE ONLY SIGNIFICANT REPORT SO FAR HAS BEEN PEA SIZE HAIL AND SOME
ROTATION IN THE CLOUDS IN THE LINGLE AREA BETWEEN 530 TO 545 PM...
SOME 10 TO 15 MILES NORTHWEST OF TORRINGTON.

OTHER STORMS IN EAST CENTRAL WYOMING HAVE MOVED INTO THE NORTHERN
PARTS OF CONVERSE AND NIOBRARA COUNTIES.  ONLY ISOLATED WEAK STORMS
WERE OVER FAR SOUTHEAST WYOMING IN THE LARAMIE AND CHEYENNE AREAS.

THE POTENTIAL FOR STRONG POSSIBLY SEVERE STORMS CONTINUES UNTIL 8 PM.
PLATTE AND GOSHEN COUNTIES REMAIN THE MAIN AREA OF CONCERN AT THIS
TIME.

WCJIN-WYSE-WYNE

JAD
Special weather statement, Jun 22, 5:57 PM MDT, 1 hour 11 minutes before
WYZ059-060-064-066>070-230115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
557 PM MDT MON JUN 22 1998

...A TORNADO WATCH CONTINUES UNTIL 8 PM FOR MUCH OF EASTERN WYOMING...

RADAR AT 445 PM SHOWED A LINE OF THUNDERSTORMS FROM ABOUT 25 MILES
NORTH OF TORRINGTON TO ABOUT 25 MILES SOUTHWEST OF WHEATLAND.
NONE OF THESE STORMS HAD PRODUCED ANY SEVERE WEATHER THROUGH 445 PM.

THE ONLY SIGNIFICANT REPORT SO FAR HAS BEEN PEA SIZE HAIL AND SOME
ROTATION IN THE CLOUDS IN THE LINGLE AREA BETWEEN 430 TO 445 PM...
SOME 10 TO 15 MILES NORTHWEST OF TORRINGTON.

OTHER STORMS IN EAST CENTRAL WYOMING HAVE MOVED INTO THE NORTHERN
PARTS OF CONVERSE AND NIOBRARA COUNTIES.  ONLY ISOLATED WEAK STORMS
WERE OVER FAR SOUTHEAST WYOMING IN THE LARAMIE AND CHEYENNE AREAS.

THE POTENTIAL FOR STRONG POSSIBLY SEVERE STORMS CONTINUES UNTIL 8 PM.
PLATTE AND GOSHEN COUNTIES REMAIN THE MAIN AREA OF CONCERN AT THIS
TIME.

WCJIN-WYSE-WYNE

JAD
Special weather statement, Jun 22, 5:57 PM MDT, 1 hour 11 minutes before
WYZ059-060-064-066>070-230115-

SPECIAL WEATHER STATEMENT...CORRECTION TO TIMES
NATIONAL WEATHER SERVICE CHEYENNE WY
557 PM MDT MON JUN 22 1998

...A TORNADO WATCH CONTINUES UNTIL 8 PM FOR MUCH OF EASTERN WYOMING...

RADAR AT 545 PM SHOWED A LINE OF THUNDERSTORMS FROM ABOUT 25 MILES
NORTH OF TORRINGTON TO ABOUT 25 MILES SOUTHWEST OF WHEATLAND.
NONE OF THESE STORMS HAD PRODUCED ANY SEVERE WEATHER THROUGH 545 PM.

THE ONLY SIGNIFICANT REPORT SO FAR HAS BEEN PEA SIZE HAIL AND SOME
ROTATION IN THE CLOUDS IN THE LINGLE AREA BETWEEN 530 TO 545 PM...
SOME 10 TO 15 MILES NORTHWEST OF TORRINGTON.

OTHER STORMS IN EAST CENTRAL WYOMING HAVE MOVED INTO THE NORTHERN
PARTS OF CONVERSE AND NIOBRARA COUNTIES.  ONLY ISOLATED WEAK STORMS
WERE OVER FAR SOUTHEAST WYOMING IN THE LARAMIE AND CHEYENNE AREAS.

THE POTENTIAL FOR STRONG POSSIBLY SEVERE STORMS CONTINUES UNTIL 8 PM.
PLATTE AND GOSHEN COUNTIES REMAIN THE MAIN AREA OF CONCERN AT THIS
TIME.

WCJIN-WYSE-WYNE

JAD
Special weather statement, Jun 22, 6:02 PM MDT, 1 hour 6 minutes before
NEZ001>003-019>021-054-055-230115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
602 PM MDT MON JUN 22 1998

...A TORNADO WATCH REMAINS IN EFFECT UNTIL 8 PM...

AT 555 PM...RADAR SHOWED A BAND OF STORMS MOVING INTO THE WESTERN
PART OF SIOUX COUNTY.  NONE OF THE STORMS APPEARED TO BE SEVERE AT
THIS TIME.  A FEW OTHER WEAK STORMS WERE MOVING INTO WESTERN BANNER
COUNTY.  ALL STORMS WERE MOVING NORTHEAST AROUND 15 TO 20 MPH.

THE POTENTIAL FOR STRONG POSSIBLY SEVERE STORMS CONTINUES IN THE
PANHANDLE UNTIL 8 PM.  STAY TUNED TO THIS STATION FOR THE LATEST
INFORMATION.

JAD
Special weather statement, Jun 22, 6:02 PM MDT, 1 hour 6 minutes before
NEZ001>003-019>021-054-055-230115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
602 PM MDT MON JUN 22 1998

...A TORNADO WATCH REMAINS IN EFFECT UNTIL 8 PM...

AT 555 PM...RADAR SHOWED A BAND OF STORMS MOVING INTO THE WESTERN
PART OF SIOUX COUNTY.  NONE OF THE STORMS APPEARED TO BE SEVERE AT
THIS TIME.  A FEW OTHER WEAK STORMS WERE MOVING INTO WESTERN BANNER
COUNTY.  ALL STORMS WERE MOVING NORTHEAST AROUND 15 TO 20 MPH.

THE POTENTIAL FOR STRONG POSSIBLY SEVERE STORMS CONTINUES IN THE
PANHANDLE UNTIL 8 PM.  STAY TUNED TO THIS STATION FOR THE LATEST
INFORMATION.

JAD

The office that day

Everything else NWS Cheyenne, WY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 22, 7:29 PM MDTTornado WarningCYSScotts Bluff, Sioux36 min
Jun 22, 8:08 PM MDTSevere Thunderstorm WarningCYSScotts Bluff, Sioux32 min
Jun 22, 8:27 PM MDTTornado WarningCYSBox Butte, Morrill18 min
Jun 22, 8:40 PM MDTSevere Thunderstorm WarningCYSScotts Bluff, Sioux30 min
Jun 23, 4:46 PM MDTSevere Thunderstorm WarningCYSMorrill49 min
Jun 23, 5:37 PM MDTTornado WarningCYSMorrill33 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.