Alert archive / Nebraska / Tornado Warnings in 2007

Tornado Warning 10, NWS North Platte, NE

March 28, 2007Chase County, Perkins County, Nebraska

NWS North Platte, NE issued this tornado warning at Mar 28, 2007, 6:53 PM MDT for Chase County, Perkins County, Nebraska. It was in force for 52 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
Mar 28, 2007, 6:53 PM MDT (00:53 UTC)
Expired
Mar 28, 2007, 7:45 PM MDT
In force
52 min
Issued by
NWS North Platte, NE
Area
Counties, with a storm outline in the text

Counties Chase County, NE, Perkins County, NE

The radar

The Goodland radar (KGLD), 155 km from the middle of the area, began a volume at 00:53 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
Mar 28, 7:03 PM MDTTORNADO9 Ssw Grant, NEMULTIPLE TORNADO TOUCHDOWN REPORTS NEAR CHASE AND PERKINS COUNTY LINE
Mar 28, 7:10 PM MDTTORNADO4 W Grant, NEMULTI REPORTS OF BRIEF TORNADO TOUCHDOWNS 4 WEST OF GRANT TO COUNTY LINE.
Mar 28, 7:12 PM MDTTORNADO10 S Grant, NETORNADO REPORTED ON CHASE/PERKINS COUNTY LINE
Mar 28, 7:22 PM MDTTORNADO7 Sw Grant, NE2 TORNADOES ON GROUND. ONE LARGE CONE AND ANOTHER SMALLER TORNADO. HEADING NORTH EAST.
Mar 28, 7:33 PM MDTTORNADO6 Nw Grant, NESPOTTERS REPORT A HALF MILE TO MILE WIDE TORNADO 6 MILES NORTHWEST OF GRANT. MOVING TO THE NORTHWEST.

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

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.9 hours before the alert went out and 104 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 2007-03-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1774 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 2007-03-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 222 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
1774 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
816 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
222 m²/s²
0-3 km storm-relative helicity
244 m²/s²
Significant tornado parameter
2.5
Supercell composite
10.8

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KLBF 290053
TORLBF
NEC029-135-290145-
/O.NEW.KLBF.TO.W.0010.070329T0053Z-070329T0145Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
653 PM MDT WED MAR 28 2007

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTH CENTRAL CHASE COUNTY IN SOUTHWEST NEBRASKA...
  CENTRAL PERKINS COUNTY IN SOUTHWEST NEBRASKA...
  THIS INCLUDES THE CITY OF GRANT...

* UNTIL 745 PM MDT

* AT 651 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 15 MILES SOUTH
  OF GRANT...OR ABOUT 10 MILES NORTHWEST OF IMPERIAL...MOVING NORTH
  AT 25 MPH.

* THE TORNADO WILL BE NEAR...
  GRANT BY 725 PM MDT...
  9 MILES WEST OF MADRID BY 730 PM MDT...
  WILD HORSE SPRING BY 735 PM MDT...

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 4062 10192 4060 10160 4097 10134 4100 10194

$$

13
4 follow-up statements
000 
WWUS53 KLBF 290114
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
813 PM CDT WED MAR 28 2007

NEC029-135-290145-
/O.CON.KLBF.TO.W.0010.000000T0000Z-070329T0145Z/
PERKINS NE-CHASE NE-
713 PM MDT WED MAR 28 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM MDT FOR NORTH
CENTRAL CHASE AND CENTRAL PERKINS COUNTIES...

AT 711 PM MDT...TRAINED WEATHER SPOTTERS REPORTED MULTIPLE 
TORANADOES NEAR THE CHASE AND PERKINS COUNTY LINE.  THIS TORNADO WAS 
LOCATED 7 MILES SOUTHWEST OF HIGHWAY 61 MILE MARKER 60...OR ABOUT 9 
MILES SOUTH OF GRANT...MOVING NORTH AT 20 MPH.

THE TORNADO WILL BE NEAR...
  HIGHWAY 61 MILE MARKER 60 BY 720 PM MDT...
  GRANT BY 735 PM MDT...
  WILD HORSE SPRING BY 745 PM MDT...

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 4062 10192 4060 10160 4097 10134 4100 10194

$$

13
000 
WWUS53 KLBF 290122
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
822 PM CDT WED MAR 28 2007

NEC029-135-290145-
/O.CON.KLBF.TO.W.0010.000000T0000Z-070329T0145Z/
PERKINS NE-CHASE NE-
722 PM MDT WED MAR 28 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM MDT FOR NORTH
CENTRAL CHASE AND CENTRAL PERKINS COUNTIES...

AT 721 PM MDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO.  THIS 
TORNADO WAS LOCATED 6 MILES SW OF GRANT...MOVING NORTH AT 25 MPH.

THE TORNADO WILL BE NEAR...
  WILD HORSE SPRING BY 735 PM MDT...

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 4062 10192 4060 10160 4097 10134 4100 10194

$$

13
000 
WWUS53 KLBF 290127
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
827 PM CDT WED MAR 28 2007

NEC029-290137-
/O.CAN.KLBF.TO.W.0010.000000T0000Z-070329T0145Z/
CHASE NE-
727 PM MDT WED MAR 28 2007

...THE TORNADO WARNING FOR CHASE COUNTY IS CANCELLED...

LAT...LON 4072 10192 4072 10156 4097 10134 4100 10194

$$

NEC135-290145-
/O.CON.KLBF.TO.W.0010.000000T0000Z-070329T0145Z/
PERKINS NE-
727 PM MDT WED MAR 28 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM MDT FOR CENTRAL
PERKINS COUNTY...

AT 721 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR AND STORM
SPOTTERS WERE TRACKING A LARGE AND EXTREMELY DANGEROUS TORNADO.  THIS
TORNADO WAS LOCATED ABOUT 5 MILES SOUTHWEST OF GRANT...MOVING NORTH 
AT 20 MPH.

THE TORNADO WILL BE NEAR...
  WILD HORSE SPRING BY 735 PM MDT...

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 4072 10192 4072 10156 4097 10134 4100 10194

$$

13
000 
WWUS53 KLBF 290134
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
833 PM CDT WED MAR 28 2007

NEC135-290145-
/O.CON.KLBF.TO.W.0010.000000T0000Z-070329T0145Z/
PERKINS NE-
733 PM MDT WED MAR 28 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM MDT FOR CENTRAL
PERKINS COUNTY...

AT 731 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR AND STORM
SPOTTERS WERE TRACKING A LARGE AND EXTREMELY DANGEROUS TORNADO.  THIS
TORNADO WAS LOCATED 6 MILES NORTHWEST OF GRANT...MOVING NORTH 
NORTHWEST AT 25 MPH.

THE TORNADO WILL BE NEAR...
  WEST OF WILD HORSE SPRING BY 740 PM MDT...

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 4072 10192 4072 10156 4097 10134 4100 10194

$$

13

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 28, 6:00 PM MDTSevere Thunderstorm WarningLBFChase30 min
Mar 28, 6:10 PM MDTTornado WarningLBFCherry35 min
Mar 28, 6:25 PM MDTSevere Thunderstorm WarningLBFChase50 min
Mar 28, 6:26 PM MDTSevere Thunderstorm WarningLBFArthur, Keith49 min
Mar 28, 6:41 PM MDTTornado WarningLBFArthur, Keith49 min
Mar 28, 6:47 PM MDTTornado WarningLBFCherry28 min
Mar 28, 7:07 PM MDTTornado WarningLBFArthur, Garden38 min
Mar 28, 7:26 PM MDTTornado WarningLBFGrant34 min
Mar 28, 7:43 PM MDTTornado WarningLBFKeith, Perkins47 min
Mar 28, 8:20 PM MDTSevere Thunderstorm WarningLBFCherry, Sheridan40 min
Mar 28, 8:23 PM MDTSevere Thunderstorm WarningLBFKeith, Lincoln, Perkins52 min
Mar 28, 8:26 PM MDTTornado WarningLBFKeith18 min
Mar 28, 8:52 PM MDTSevere Thunderstorm WarningLBFArthur, Keith, McPherson38 min
Mar 28, 8:56 PM MDTSevere Thunderstorm WarningLBFHayes49 min
Mar 28, 10:18 PM MDTFlash Flood WarningLBFChase, Hayes, Keith, Perkins6 hr

Nearby

Tornado Warnings in Nebraska, 2007Every tornado warning in 2007Tornadoes in 2007

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.