Alert archive / Nebraska / Tornado Warnings in 2005

Tornado Warning 9, NWS Cheyenne, WY

June 27, 2005Cheyenne County, Nebraska

NWS Cheyenne, WY issued this tornado warning at Jun 27, 2005, 5:28 PM MDT for Cheyenne County, Nebraska. It was in force for 47 min. 5 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 27, 2005, 5:28 PM MDT (23:28 UTC)
Expired
Jun 27, 2005, 6:15 PM MDT
In force
47 min
Issued by
NWS Cheyenne, WY
Area
Counties, with a storm outline in the text

County Cheyenne County, NE

The radar

The Cheyenne radar (KCYS), 138 km from the middle of the area, began a volume at 23:29 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 27, 5:35 PM MDTTORNADO3 Ne Potter, NE
Jun 27, 5:49 PM MDTHAIL 0.881 N Potter, NE
Jun 27, 5:59 PM MDTTORNADO5 E Potter, NEBRIEF TOUCHDOWN OVER OPEN COUNTRY
Jun 27, 6:06 PM MDTFUNNEL CLOUD5 W Sidney, NE
Jun 27, 6:24 PM MDTTORNADO8 W Sidney, NETORNADO OVER OPEN COUNTRY

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

IssuedProductOfficeLasted
Jun 27, 2:30 PM MDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 11.5 hours before the alert went out and 159 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, Denver, CO at 12:00Z on 2005-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 29 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 12:00Z on 2005-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 52 square meters per square second.1939587897Sfc1 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
29 J/kg
Mixed-layer CIN
-346 J/kg
Mixed-layer LCL
2260 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
52 m²/s²
0-3 km storm-relative helicity
133 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 
WFUS55 KCYS 272329
TORCYS
NEC033-280015-
/O.NEW.KCYS.TO.W.0009.050627T2328Z-050628T0015Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CHEYENNE WY
528 PM MDT MON JUN 27 2005

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN CHEYENNE COUNTY IN THE PANHANDLE OF NEBRASKA

* UNTIL 615 PM MDT

* AT 528 PM MDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO 11
  MILES NORTH OF POTTER...OR ABOUT 19 MILES NORTHEAST OF KIMBALL...
  MOVING SOUTH AT 15 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  POTTER BY 605 PM MDT
  9 MILES WEST OF BROWNSON BY 615 PM MDT

THIS REPLACES THE PREVIOUS TORNADO WARNING FOR WESTERN CHEYENNE 
COUNTY.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING 
GOLFBALL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM MDT MONDAY
EVENING FOR THE PANHANDLE OF NEBRASKA AND EAST CENTRAL WYOMING.

LAT...LON 4143 10304 4142 10337 4111 10336 4111 10305

$$

RUBIN
4 follow-up statements
000 
WWUS55 KCYS 272337 RRA
SVSCYS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
537 PM MDT MON JUN 27 2005

NEC033-280015-
/O.CON.KCYS.TO.W.0009.000000T0000Z-050628T0015Z/
CHEYENNE NE-
537 PM MDT MON JUN 27 2005

...A TORNADO WARNING CONTINUES UNTIL 615 PM MDT FOR WESTERN CHEYENNE 
COUNTY...

AT 535 PM MDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO.  THIS
TORNADO WAS LOCATED 3 MILES NORTH OF POTTER...OR ABOUT 16 MILES
NORTHEAST OF KIMBALL...MOVING SOUTH AT 20 MPH.

THE TORNADO WILL BE NEAR...
  POTTER BY 545 PM MDT
  I-80 MM 43 BY 605 PM MDT

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING 
GOLFBALL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM MDT MONDAY
EVENING FOR THE PANHANDLE OF NEBRASKA AND EAST CENTRAL WYOMING.

LAT...LON 4143 10304 4142 10337 4117 10336 4117 10305

$$

RUBIN
000 
WWUS55 KCYS 272346
SVSCYS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
545 PM MDT MON JUN 27 2005

NEC033-280015-
/O.CON.KCYS.TO.W.0009.000000T0000Z-050628T0015Z/
CHEYENNE NE-
545 PM MDT MON JUN 27 2005

...A TORNADO WARNING CONTINUES UNTIL 615 PM MDT FOR WESTERN CHEYENNE
COUNTY...

AT 545 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR POTTER...OR ABOUT
18 MILES EAST OF KIMBALL...MOVING SOUTH AT 30 MPH.

THE TORNADO WILL BE NEAR...
  I-80 MM 43 BY 550 PM MDT
  MOUNT VERNON BY 605 PM MDT

THIS SEVERE THUNDERSTORM HAS A HISTORY OF PRODUCING TORNADOES.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM MDT MONDAY
EVENING FOR THE PANHANDLE OF NEBRASKA AND EAST CENTRAL WYOMING.

LAT...LON 4142 10304 4141 10335 4110 10336 4109 10304

$$

RUBIN
000 
WWUS55 KCYS 272353
SVSCYS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
552 PM MDT MON JUN 27 2005

NEC033-280015-
/O.CON.KCYS.TO.W.0009.000000T0000Z-050628T0015Z/
CHEYENNE NE-
552 PM MDT MON JUN 27 2005

...A TORNADO WARNING CONTINUES UNTIL 615 PM MDT FOR WESTERN CHEYENNE
COUNTY...

AT 552 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR POTTER...OR ABOUT
18 MILES WEST OF SIDNEY...MOVING SOUTH AT 25 MPH.

THE TORNADO WILL BE NEAR...
  MOUNT VERNON BY 610 PM MDT

AT 549 PM MDT...A TRAINED WEATHER SPOTTER REPORTED NICKEL SIZE HAIL 
IN POTTER.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM MDT MONDAY
EVENING FOR THE PANHANDLE OF NEBRASKA AND EAST CENTRAL WYOMING.

LAT...LON 4142 10304 4141 10335 4107 10336 4105 10303

$$

RUBIN
000 
WWUS55 KCYS 280003
SVSCYS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
602 PM MDT MON JUN 27 2005

NEC033-280015-
/O.CON.KCYS.TO.W.0009.000000T0000Z-050628T0015Z/
CHEYENNE NE-
602 PM MDT MON JUN 27 2005

...A TORNADO WARNING CONTINUES UNTIL 615 PM MDT FOR WESTERN CHEYENNE
COUNTY...

AT 602 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR I-80 MM 43...OR
ABOUT 15 MILES WEST OF SIDNEY...MOVING SOUTHEAST AT 20 MPH.

THE TORNADO WILL BE NEAR...
  BROWNSON...MOUNT VERNON...9 MILES NORTHWEST OF SIDNEY AIRPORT AND 9
  MILES WEST OF SIDNEY BY 615 PM MDT

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING 
GOLFBALL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

THIS STORM HAS A HISTORY OF PRODUCING TORNADOES AND LARGE HAIL.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM MDT MONDAY
EVENING FOR THE PANHANDLE OF NEBRASKA AND EAST CENTRAL WYOMING.

LAT...LON 4134 10298 4133 10337 4101 10337 4100 10299

$$

RUBIN

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 27, 2:43 PM MDTSevere Thunderstorm WarningCYSScotts Bluff23 min
Jun 27, 3:29 PM MDTSevere Thunderstorm WarningCYSBanner, Scotts Bluff61 min
Jun 27, 3:44 PM MDTTornado WarningCYSBanner, Scotts Bluff46 min
Jun 27, 3:51 PM MDTSevere Thunderstorm WarningCYSSioux45 min
Jun 27, 4:29 PM MDTSevere Thunderstorm WarningCYSBanner61 min
Jun 27, 4:29 PM MDTSevere Thunderstorm WarningCYSBanner, Sioux61 min
Jun 27, 4:37 PM MDTTornado WarningCYSBanner, Morrill54 min
Jun 27, 4:37 PM MDTTornado WarningCYSBanner, Morrill53 min
Jun 27, 4:42 PM MDTSevere Thunderstorm WarningCYSDawes55 min
Jun 27, 4:54 PM MDTTornado WarningCYSCheyenne36 min

Nearby

Tornado Warnings in Nebraska, 2005Every tornado warning in 2005Tornadoes in 2005

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.