Alert archive / Nebraska / Tornado Warnings in 1997

Tornado Warning 10, NWS Cheyenne, WY

June 14, 1997Banner County, Kimball County, Nebraska

NWS Cheyenne, WY issued this tornado warning at Jun 14, 1997, 6:17 PM MDT for Banner County, Kimball County, Nebraska. It was in force for 33 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 14, 1997, 6:17 PM MDT (00:17 UTC)
Expired: Jun 14, 1997, 6:50 PM MDT
In force: 33 min
Issued by: NWS Cheyenne, WY
Area: Whole counties

Counties Banner County, NE, Kimball County, NE

The radar

The Cheyenne radar (KCYS), 95 km from the middle of the area, began a volume at 00:19 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 14, 4:00 PM MDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Denver, CO (KDNR), launched 00:00Z, 0.3 hours before the alert went out and 172 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 70 J/kg
Mixed-layer CIN: -106 J/kg
Mixed-layer LCL: 2413 m above ground
0-6 km bulk shear: 3 kt
0-1 km storm-relative helicity: -71 m²/s²
0-3 km storm-relative helicity: -39 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 KCYS 150019 RRA
TORCYS
NEC007-105-150050-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CHEYENNE WY
617 PM MDT SAT JUN 14 1997

* TORNADO WARNING FOR
  BANNER COUNTY IN WESTERN NEBRASKA PANHANDLE
  KIMBALL COUNTY IN WESTERN NEBRASKA PANHANDLE

* UNTIL 650 PM MDT

* SOME AFFECTED LOCATIONS INCLUDE
  HARRISBURG BY 630 PM.
  KIMBALL BY 620 PM.

* AT 610 PM...A LINE OF SEVERE THUNDERSTORMS WAS LOCATED FROM 20 MILES
WEST OF HARRISBURG TO SOUTHWEST KIMBALL COUNTY.  THE LINE OF SEVERE
STORMS WAS MOVING TO THE EAST AT 30 MPH.  SEVERAL TORNADOES AND
FUNNEL CLOUDS HAVE BEEN REPORTED WITHIN THIS LINE OF STORMS.  IN
ADDITION...VERY HEAVY RAIN...HAIL AND BRIEF WIND GUSTS ARE LIKELY.
AT 605 PM...THREE QUARTER INCH HAIL FELL AT ALBIN.

THIS WARNING REPLACES THE PREVIOUS WARNING FOR EXTREME EASTERN
LARAMIE COUNTY AND EXTREME WESTERN KIMBALL COUNTY THAT WAS IN EFFECT
UNTIL 625 PM.

A TORNADO WATCH REMAINS IN EFFECT FOR THE AREA UNTIL 1000 PM.

IF YOU ARE DRIVING IN THIS AREA...YOU SHOULD BE PREPARED TO PULL OFF
THE ROAD FOR SHELTER AS THE THUNDERSTORMS APPROACH.
 
 WEILAND

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 14, 6:33 PM MDT	Tornado Warning	CYS	Cheyenne	32 min
Jun 14, 6:50 PM MDT	Tornado Warning	CYS	Kimball	15 min

Nearby

Tornado Warnings in Nebraska, 1997 Every tornado warning in 1997 Tornadoes in 1997

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; radar from the NEXRAD Level II archive.