Alert archive / Nebraska / Tornado Warnings in 2011

Tornado Warning 23, NWS Goodland, KS

June 19, 2011Dundy County, Nebraska

NWS Goodland, KS issued this tornado warning at Jun 19, 2011, 5:24 PM MDT for Dundy County, Nebraska. It was in force for 66 min. 2 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 19, 2011, 5:24 PM MDT (23:24 UTC)
Expired
Jun 19, 2011, 6:30 PM MDT
In force
66 min
Issued by
NWS Goodland, KS
Area
Storm-based polygon

County Dundy County, NE

The radar

The Goodland radar (KGLD), 94 km from the middle of the area, began a volume at 23:27 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 19, 5:44 PM MDTTORNADO10 N Benkelman, NETORNADO LASTED FOR 3 MINUTES. MULTIPLE SIGHTINGS OF THIS SAME TORNADO.
Jun 19, 5:47 PM MDTTORNADO8 N Benkelman, NETORNADO WAS IN AN OPEN FIELD AND LASTED 4 MINUTES.

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 19, 2:04 PM MDTTornado WatchSPC7 hr
Jun 19, 5:10 PM MDTTornado WatchSPC7 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 11.4 hours before the alert went out and 135 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, N. Platte/Lee Bi, NE at 12:00Z on 2011-06-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 324 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, N. Platte/Lee Bi, NE at 12:00Z on 2011-06-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 19 square meters per square second.193958Sfc1 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
324 J/kg
Mixed-layer CIN
-277 J/kg
Mixed-layer LCL
1660 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
19 m²/s²
0-3 km storm-relative helicity
-18 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.2

Open this sounding in Storm Lab

The text

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

814 
WFUS53 KGLD 192324
TORGLD
NEC057-200030-
/O.NEW.KGLD.TO.W.0023.110619T2324Z-110620T0030Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GOODLAND KS
524 PM MDT SUN JUN 19 2011

THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN DUNDY COUNTY IN SOUTHWEST NEBRASKA...

* UNTIL 630 PM MDT

* AT 523 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED 12 MILES NORTH OF PARKS...AND WAS MOVING NORTH AT
  20 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF NORTHERN DUNDY COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4012 10150 4011 10185 4035 10192 4035 10148
TIME...MOT...LOC 2324Z 176DEG 17KT 4021 10166
HAIL 1.25IN
$$

024
2 follow-up statements
399 
WWUS53 KGLD 192332
SVSGLD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
532 PM MDT SUN JUN 19 2011

NEC057-200030-
/O.CON.KGLD.TO.W.0023.000000T0000Z-110620T0030Z/
DUNDY NE-
532 PM MDT SUN JUN 19 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN DUNDY COUNTY
UNTIL 630 PM MDT...

AT 527 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED 11 MILES NORTH OF BENKELMAN...AND WAS MOVING
NORTHEAST AT 25 MPH.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING PING 
PONG BALL SIZE HAIL. AT 530 PM MDT STORM CHASERS REPORTED A RAPIDLY 
ROTATING WALL CLOUD. THIS STORM COULD PRODUCE A TORNADO AT ANY TIME.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF CENTRAL DUNDY COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4012 10150 4011 10185 4035 10192 4035 10148
TIME...MOT...LOC 2331Z 231DEG 20KT 4022 10158
HAIL 1.50IN
$$

024
201 
WWUS53 KGLD 200029 RRA
SVSGLD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
629 PM MDT SUN JUN 19 2011

NEC057-200039-
/O.EXP.KGLD.TO.W.0023.000000T0000Z-110620T0030Z/
DUNDY NE-
629 PM MDT SUN JUN 19 2011

...THE TORNADO WARNING FOR NORTHERN DUNDY COUNTY WILL EXPIRE AT 630
PM MDT/730 PM CDT/...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA.

LAT...LON 4012 10150 4011 10185 4035 10192 4035 10148
TIME...MOT...LOC 0029Z 231DEG 20KT 4042 10125
$$

024

The office that day

Everything else NWS Goodland, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 19, 4:47 PM MDTSpecial Weather StatementGLDDundy, Hitchcock, Red Willow28 min
Jun 19, 4:59 PM MDTSevere Thunderstorm WarningGLDHitchcock45 min
Jun 19, 5:04 PM MDTSevere Thunderstorm WarningGLDDundy56 min
Jun 19, 5:39 PM MDTTornado WarningGLDDundy, Hitchcock66 min
Jun 19, 5:50 PM MDTTornado WarningGLDDundy39 min

Nearby

Tornado Warnings in Nebraska, 2011Every tornado warning in 2011Tornadoes in 2011

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.