Alert archive / Nebraska / Tornado Warnings in 2009

Tornado Warning 46, NWS North Platte, NE

June 23, 2009Custer County, Lincoln County, Logan County, Nebraska

NWS North Platte, NE issued this tornado warning at Jun 23, 2009, 7:43 PM CDT for Custer County, Lincoln County, Logan County, Nebraska. It was in force for 47 min. 4 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 23, 2009, 7:43 PM CDT (00:43 UTC)
Expired
Jun 23, 2009, 8:30 PM CDT
In force
47 min
Issued by
NWS North Platte, NE
Area
Storm-based polygon

Counties Custer County, NE, Lincoln County, NE, Logan County, NE

The radar

The North Platte radar (KLNX), 66 km from the middle of the area, began a volume at 00:43 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 23, 7:48 PM CDTTORNADO8 Ne Gandy, NEFIRE DEPARTMENT REPORTED THE TORNADO WAS 1/4 MILE WIDE.
Jun 23, 7:52 PM CDTTORNADO5 Ne Gandy, NETHE TORNADO WAS ESTIMATED TO BE 1/2 MILE WIDE.
Jun 23, 8:03 PM CDTFUNNEL CLOUD4 W Arnold, NE
Jun 23, 8:11 PM CDTTORNADO9 Ese Stapleton, NE

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 23, 6:37 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.7 hours before the alert went out and 36 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 2009-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1357 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 2009-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 43 square meters per square second.19395878Sfc1 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
1357 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
2268 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
43 m²/s²
0-3 km storm-relative helicity
183 m²/s²
Significant tornado parameter
0.0
Supercell composite
8.3

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KLBF 240043
TORLBF
NEC041-111-113-240130-
/O.NEW.KLBF.TO.W.0046.090624T0043Z-090624T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
743 PM CDT TUE JUN 23 2009

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* TORNADO WARNING FOR...
  WEST CENTRAL CUSTER COUNTY IN CENTRAL NEBRASKA...
  THIS INCLUDES THE CITY OF ARNOLD...
  NORTHEASTERN LINCOLN COUNTY IN SOUTHWEST NEBRASKA...
  SOUTHERN LOGAN COUNTY IN WEST CENTRAL NEBRASKA...
  THIS INCLUDES THE CITY OF STAPLETON...

* UNTIL 830 PM CDT

* AT 740 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
  A TORNADO NEAR TARBOZ LAKE...OR NEAR STAPLETON...MOVING SOUTH AT 20
  MPH.

* THE TORNADO WILL BE NEAR...
  GANDY BY 750 PM CDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING
LARGE 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 TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CDT WEDNESDAY MORNING
FOR WESTERN NEBRASKA.

&&

LAT...LON 4125 10013 4119 10052 4160 10067 4165 10025
TIME...MOT...LOC 0043Z 343DEG 19KT 4151 10042

$$

JWS
2 follow-up statements
000 
WWUS53 KLBF 240054
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
754 PM CDT TUE JUN 23 2009

NEC041-111-113-240130-
/O.CON.KLBF.TO.W.0046.000000T0000Z-090624T0130Z/
LOGAN NE-CUSTER NE-LINCOLN NE-
754 PM CDT TUE JUN 23 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR
NORTHEASTERN LINCOLN...WEST CENTRAL CUSTER AND SOUTHERN LOGAN
COUNTIES...

AT 753 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A LARGE TORNADO.  
THIS TORNADO WAS LOCATED NEAR HIGHWAY 92 MILE MARKER 240...OR 8 
MILES EAST OF STAPLETON...MOVING SOUTHEAST AT 15 MPH.

THE TORNADO WILL BE NEAR...
  HIGHWAY 92 MILE MARKER 240 BY 805 PM CDT...
  6 MILES SOUTHWEST OF ARNOLD BY 820 PM CDT...
  7 MILES NORTHWEST OF HIGHWAY 40 MILE MARKER 10 BY 830 PM CDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS AN EXTREMELY DANGEROUS AND LIFE THREATENING SITUATION. THIS
STORM IS CAPABLE OF PRODUCING STRONG TO VIOLENT TORNADOES. IF YOU ARE
IN THE PATH OF THIS TORNADO...TAKE COVER IMMEDIATELY

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 TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CDT WEDNESDAY MORNING
FOR WESTERN NEBRASKA.

&&

LAT...LON 4125 10013 4119 10052 4160 10067 4165 10025
TIME...MOT...LOC 0054Z 335DEG 12KT 4146 10035

$$

JWS
000 
WWUS53 KLBF 240112
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
812 PM CDT TUE JUN 23 2009

NEC041-111-113-240130-
/O.CON.KLBF.TO.W.0046.000000T0000Z-090624T0130Z/
LOGAN NE-CUSTER NE-LINCOLN NE-
812 PM CDT TUE JUN 23 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR
NORTHEASTERN LINCOLN...WEST CENTRAL CUSTER AND SOUTHERN LOGAN
COUNTIES...

AT 811 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO.  THIS
TORNADO WAS LOCATED NEAR HIGHWAY 92 MILE MARKER 240...OR NEAR
ARNOLD...MOVING SOUTHEAST AT 20 MPH.

THE TORNADO WILL BE NEAR...
  HIGHWAY 40 MILE MARKER 10 BY 830 PM CDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

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 TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CDT WEDNESDAY MORNING
FOR WESTERN NEBRASKA.

&&

LAT...LON 4125 10013 4119 10052 4160 10067 4165 10025
TIME...MOT...LOC 0112Z 333DEG 19KT 4142 10028

$$

JWS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 23, 7:05 PM CDTTornado WarningLBFLogan40 min
Jun 23, 8:25 PM CDTTornado WarningLBFCuster, Lincoln, Logan50 min
Jun 23, 9:14 PM CDTTornado WarningLBFCuster31 min
Jun 23, 9:38 PM CDTSevere Thunderstorm WarningLBFDeuel37 min
Jun 23, 9:44 PM CDTFlash Flood WarningLBFCuster, Lincoln, Logan3 hr
Jun 23, 9:46 PM CDTSevere Thunderstorm WarningLBFCuster29 min
Jun 23, 9:58 PM CDTSevere Thunderstorm WarningLBFGarden62 min
Jun 23, 10:16 PM CDTSevere Thunderstorm WarningLBFDeuel29 min
Jun 23, 10:16 PM CDTSevere Thunderstorm WarningLBFGrant28 min
Jun 23, 10:51 PM CDTSevere Thunderstorm WarningLBFArthur, Garden24 min
Jun 23, 10:59 PM CDTSevere Thunderstorm WarningLBFCuster46 min

Nearby

Tornado Warnings in Nebraska, 2009Every tornado warning in 2009Tornadoes in 2009

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.