Alert archive / Nebraska / Tornado Warnings in 2005

Tornado Warning 9, NWS North Platte, NE

May 11, 2005Lincoln County, Nebraska

NWS North Platte, NE issued this tornado warning at May 11, 2005, 5:07 PM CDT for Lincoln County, Nebraska. It was in force for 39 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 11, 2005, 5:07 PM CDT (22:07 UTC)
Expired
May 11, 2005, 5:46 PM CDT
In force
39 min
Issued by
NWS North Platte, NE
Area
Counties, with a storm outline in the text

County Lincoln County, NE

The radar

The North Platte radar (KLNX), 125 km from the middle of the area, began a volume at 22:08 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.

The watch it was issued in

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

IssuedProductOfficeLasted
May 11, 3:55 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 10.1 hours before the alert went out and 34 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 2005-05-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLEL10008507005003002001001 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 2005-05-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 189 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
1 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
508 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
189 m²/s²
0-3 km storm-relative helicity
190 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KLBF 112206
TORLBF
NEC111-112245-
/O.NEW.KLBF.TO.W.0009.050511T2207Z-050511T2245Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
507 PM CDT WED MAY 11 2005

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN LINCOLN COUNTY IN SOUTHWEST NEBRASKA

* UNTIL 545 PM CDT

* AT 503 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 25 MILES SOUTH
  OF BRADY...OR ABOUT NEAR CURTIS...MOVING NORTHEAST AT 25 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  8 MILES SOUTH OF BRADY BY 545 PM CDT

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.

LAT...LON 4071 10073 4070 10022 4103 10024 4104 10049

$$

KAR
2 follow-up statements
000 
WWUS53 KLBF 112224
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
524 PM CDT WED MAY 11 2005

NEC111-112245-
/O.CON.KLBF.TO.W.0009.000000T0000Z-050511T2245Z/
LINCOLN NE-
524 PM CDT WED MAY 11 2005

...A TORNADO WARNING CONTINUES UNTIL 545 PM CDT FOR SOUTHEASTERN
LINCOLN COUNTY...

AT 522 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED 15 MILES SOUTH OF
BRADY...OR ABOUT 14 MILES SOUTHWEST OF GOTHENBURG...MOVING NORTH AT
30 MPH.

THE TORNADO WILL BE NEAR...
  BRADY BY 545 PM CDT

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.

LAT...LON 4071 10073 4070 10022 4103 10024 4104 10049

$$

KAR
000 
WWUS53 KLBF 112246
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
546 PM CDT WED MAY 11 2005

NEC111-112256-
/O.EXP.KLBF.TO.W.0009.000000T0000Z-050511T2245Z/
LINCOLN NE-
546 PM CDT WED MAY 11 2005

...THE TORNADO WARNING FOR SOUTHEASTERN LINCOLN COUNTY EXPIRES AT 545
PM CDT...

THE TORNADO WARNING FOR SOUTHEASTERN LINCOLN COUNTY HAS BEEN ALLOWED 
TO EXPIRE. SEVERE TUNDERSTORMS AND FLASH FLOOD REMAIN LIKELY. 

LAT...LON 4071 10073 4070 10022 4103 10024 4104 10049

$$

KAR

The office that day

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

IssuedProductOfficeCountiesLasted
May 10, 10:34 PM CDTSevere Thunderstorm WarningLBFHolt39 min
May 11, 3:16 PM CDTSevere Thunderstorm WarningLBFChase, Hayes44 min
May 11, 3:18 PM CDTSevere Thunderstorm WarningLBFLincoln42 min
May 11, 3:46 PM CDTSevere Thunderstorm WarningLBFMcPherson44 min
May 11, 3:59 PM CDTSevere Thunderstorm WarningLBFHayes46 min
May 11, 3:59 PM CDTSevere Thunderstorm WarningLBFLincoln61 min
May 11, 4:09 PM CDTSevere Thunderstorm WarningLBFFrontier51 min
May 11, 4:28 PM CDTSevere Thunderstorm WarningLBFMcPherson41 min
May 11, 4:36 PM CDTTornado WarningLBFFrontier39 min
May 11, 4:43 PM CDTSevere Thunderstorm WarningLBFHayes47 min
May 11, 4:43 PM CDTSevere Thunderstorm WarningLBFLincoln62 min
May 11, 4:57 PM CDTSevere Thunderstorm WarningLBFLincoln48 min
May 11, 5:12 PM CDTTornado WarningLBFFrontier48 min
May 11, 5:16 PM CDTSevere Thunderstorm WarningLBFKeith42 min
May 11, 5:26 PM CDTTornado WarningLBFChase49 min
May 11, 5:30 PM CDTFlash Flood WarningLBFFrontier90 min
May 11, 5:44 PM CDTSevere Thunderstorm WarningLBFLincoln46 min
May 11, 5:48 PM CDTSevere Thunderstorm WarningLBFLincoln57 min
May 11, 5:51 PM CDTFlash Flood WarningLBFLincoln3 hr
May 11, 6:29 PM CDTSevere Thunderstorm WarningLBFLincoln46 min
May 11, 6:38 PM CDTTornado WarningLBFChase53 min
May 11, 6:55 PM CDTSevere Thunderstorm WarningLBFPerkins65 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.