Alert archive / Nebraska / Tornado Warnings in 2013

Tornado Warning 12, NWS North Platte, NE

May 28, 2013Deuel County, Keith County, Nebraska

NWS North Platte, NE issued this tornado warning at May 28, 2013, 8:00 PM MDT for Deuel County, Keith County, Nebraska. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
May 28, 2013, 8:00 PM MDT (02:00 UTC)
Expired
May 28, 2013, 8:45 PM MDT
In force
45 min
Issued by
NWS North Platte, NE
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties Deuel County, NE, Keith County, NE

The radar

The North Platte radar (KLNX), 156 km from the middle of the area, began a volume at 02:01 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.

IssuedProductOfficeLasted
May 28, 2:51 PM MDTSevere Thunderstorm WatchSPC9 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 2.0 hours before the alert went out and 125 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 00:00Z on 2013-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 591 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 00:00Z on 2013-05-29The 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
591 J/kg
Mixed-layer CIN
-181 J/kg
Mixed-layer LCL
1648 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
19 m²/s²
0-3 km storm-relative helicity
99 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

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

213 
WFUS53 KLBF 290200
TORLBF
NEC049-101-290245-
/O.NEW.KLBF.TO.W.0012.130529T0200Z-130529T0245Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
800 PM MDT TUE MAY 28 2013

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN DEUEL COUNTY IN THE PANHANDLE OF NEBRASKA...
  SOUTHWESTERN KEITH COUNTY IN SOUTHWEST NEBRASKA...

* UNTIL 845 PM MDT

* AT 757 PM MDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR JULESBURG...AND MOVING NORTHEAST AT 20
  MPH.

  HAZARD...DEVELOPING TORNADO AND QUARTER SIZE HAIL.

  SOURCE...RADAR INDICATED ROTATION.

  IMPACT...MOBILE HOMES WILL BE HEAVILY DAMAGED OR DESTROYED.
           SIGNIFICANT DAMAGE TO ROOFS...WINDOWS AND VEHICLES WILL
           OCCUR. FLYING DEBRIS WILL BE DEADLY TO PEOPLE AND ANIMALS.
           EXTENSIVE TREE DAMAGE IS LIKELY.

* LOCATIONS IMPACTED INCLUDE...
  BIG SPRINGS...BARTON...GOLDENEYE STATE WILDLIFE MANAGEMENT AREA AND
  MEGEATH.

THIS INCLUDES INTERSTATE 80 BETWEEN MILE MARKERS 97 AND 113.

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 4122 10217 4122 10181 4100 10201 4100 10229
TIME...MOT...LOC 0200Z 223DEG 19KT 4101 10220

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

MASEK
2 follow-up statements
539 
WWUS53 KLBF 290217 RRA
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
917 PM CDT TUE MAY 28 2013

NEC049-101-290245-
/O.CON.KLBF.TO.W.0012.000000T0000Z-130529T0245Z/
DEUEL NE-KEITH NE-
817 PM MDT TUE MAY 28 2013

...A TORNADO WARNING REMAINS IN EFFECT FOR WEST CENTRAL KEITH AND
EASTERN DEUEL COUNTIES UNTIL 845 PM MDT...

AT 815 PM MDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 5 MILES WEST OF BIG SPRINGS...AND MOVING NORTHEAST AT 20
MPH.

HAZARD...DEVELOPING TORNADO.

SOURCE...RADAR INDICATED ROTATION.

IMPACT...MOBILE HOMES WILL BE HEAVILY DAMAGED OR DESTROYED.
         SIGNIFICANT DAMAGE TO ROOFS...WINDOWS AND VEHICLES WILL
         OCCUR. FLYING DEBRIS WILL BE DEADLY TO PEOPLE AND ANIMALS.
         EXTENSIVE TREE DAMAGE IS LIKELY.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF EXTREME WESTERN KEITH AND NORTHEASTERN DEUEL
  COUNTIES.

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 4122 10217 4122 10190 4105 10210 4106 10225
TIME...MOT...LOC 0218Z 223DEG 19KT 4109 10216

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

MASEK
352 
WWUS53 KLBF 290225
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
925 PM CDT TUE MAY 28 2013

NEC049-101-290235-
/O.CAN.KLBF.TO.W.0012.000000T0000Z-130529T0245Z/
DEUEL NE-KEITH NE-
825 PM MDT TUE MAY 28 2013

...THE TORNADO WARNING FOR WEST CENTRAL KEITH AND EASTERN DEUEL
COUNTIES IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A SEVERE 
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 10 PM MDT.

LAT...LON 4122 10217 4122 10190 4105 10210 4106 10225
TIME...MOT...LOC 0225Z 223DEG 19KT 4112 10213

$$

MASEK

The office that day

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

IssuedProductOfficeCountiesLasted
May 28, 7:38 PM MDTSevere Thunderstorm WarningLBFDeuel52 min
May 28, 7:43 PM MDTSevere Thunderstorm WarningLBFCherry47 min
May 28, 9:10 PM MDTSevere Thunderstorm WarningLBFGarden50 min
May 28, 9:39 PM MDTSevere Thunderstorm WarningLBFArthur51 min
May 28, 9:54 PM MDTSevere Thunderstorm WarningLBFDeuel, Keith, Perkins51 min
May 28, 10:30 PM MDTSevere Thunderstorm WarningLBFArthur, Keith, McPherson45 min
May 28, 10:43 PM MDTSevere Thunderstorm WarningLBFPerkins47 min
May 28, 10:51 PM MDTSevere Thunderstorm WarningLBFKeith, Lincoln39 min
May 28, 11:21 PM MDTSevere Thunderstorm WarningLBFMcPherson24 min
May 28, 11:47 PM MDTSevere Thunderstorm WarningLBFHooker, Logan, McPherson, Thomas43 min
May 28, 11:59 PM MDTSevere Thunderstorm WarningLBFLincoln46 min
May 29, 12:07 AM MDTSevere Thunderstorm WarningLBFKeith, Perkins38 min
May 29, 12:29 AM MDTSevere Thunderstorm WarningLBFLogan, Thomas31 min
May 29, 1:15 AM MDTSevere Thunderstorm WarningLBFCherry, Hooker, Thomas45 min
May 29, 12:00 PM MDTSevere Thunderstorm WarningLBFFrontier, Lincoln45 min
May 29, 12:20 PM MDTSevere Thunderstorm WarningLBFBrown, Rock40 min
May 29, 12:41 PM MDTSevere Thunderstorm WarningLBFLincoln49 min
May 29, 12:52 PM MDTSevere Thunderstorm WarningLBFHayes53 min
May 29, 1:26 PM MDTSevere Thunderstorm WarningLBFLincoln49 min
May 29, 1:43 PM MDTSevere Thunderstorm WarningLBFHayes32 min
May 29, 1:54 PM MDTSevere Thunderstorm WarningLBFLincoln51 min
May 29, 1:55 PM MDTSevere Thunderstorm WarningLBFChase35 min
May 29, 2:09 PM MDTSevere Thunderstorm WarningLBFCuster51 min
May 29, 2:13 PM MDTSevere Thunderstorm WarningLBFLincoln47 min
May 29, 2:30 PM MDTSevere Thunderstorm WarningLBFChase45 min
May 29, 2:50 PM MDTTornado WarningLBFCuster25 min
May 29, 3:00 PM MDTSevere Thunderstorm WarningLBFCuster45 min
May 29, 3:06 PM MDTSevere Thunderstorm WarningLBFBrown, Rock39 min
May 29, 3:15 PM MDTSevere Thunderstorm WarningLBFCuster45 min
May 29, 3:35 PM MDTTornado WarningLBFCuster25 min
May 29, 3:42 PM MDTFlash Flood WarningLBFCuster3 hr
May 29, 3:58 PM MDTTornado Warning Tornado observedLBFCuster, Garfield, Loup32 min
May 29, 4:19 PM MDTSevere Thunderstorm WarningLBFGarfield, Holt41 min
May 29, 4:29 PM MDTSevere Thunderstorm WarningLBFGarfield46 min
May 29, 4:49 PM MDTSevere Thunderstorm WarningLBFGarfield, Holt, Wheeler41 min
May 29, 4:51 PM MDTFlash Flood WarningLBFCuster, Loup3 hr
May 29, 4:55 PM MDTFlash Flood WarningLBFGarfield3 hr
May 29, 5:17 PM MDTSevere Thunderstorm WarningLBFHolt43 min

Nearby

Tornado Warnings in Nebraska, 2013Every tornado warning in 2013Tornadoes in 2013

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.