Alert archive / Nebraska / Tornado Warnings in 2008

Tornado Warning 73, NWS North Platte, NE

July 15, 2008Holt County, Nebraska

NWS North Platte, NE issued this tornado warning at Jul 15, 2008, 4:43 PM CDT for Holt County, Nebraska. It was in force for 47 min. 1 report 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: Jul 15, 2008, 4:43 PM CDT (21:43 UTC)
Expired: Jul 15, 2008, 5:30 PM CDT
In force: 47 min
Issued by: NWS North Platte, NE
Area: Storm-based polygon

County Holt County, NE

The radar

The North Platte radar (KLNX), 170 km from the middle of the area, began a volume at 21:44 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

Time	Report	Where	Remark
Jul 15, 4:49 PM CDT	HAIL 0.75	4 E Chambers, 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.

Issued	Product	Office	Lasted
Jul 15, 4:30 PM CDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Omaha, NE (KOAX), launched 12:00Z, 9.7 hours before the alert went out and 205 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 43 J/kg
Mixed-layer CIN: -515 J/kg
Mixed-layer LCL: 2088 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: 15 m²/s²
0-3 km storm-relative helicity: 87 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KLBF 152144
TORLBF
NEC089-152230-
/O.NEW.KLBF.TO.W.0073.080715T2143Z-080715T2230Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
443 PM CDT TUE JUL 15 2008

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN HOLT COUNTY IN NORTH CENTRAL NEBRASKA...

* UNTIL 530 PM CDT

* AT 439 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 5 MILES NORTH   
  OF CHAMBERS...OR 16 MILES SOUTH OF ONEILL...MOVING SOUTHEAST AT    
  17 MPH.

* THE TORNADO WILL BE NEAR...
  GOOSE LAKE STATE WILDLIFE MANAGEMENT AREA BY 520 PM CDT...

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

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 SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT
WEDNESDAY MORNING FOR WESTERN NEBRASKA.

LAT...LON 4209 9828 4209 9895 4236 9897 4232 9851
      4224 9828
TIME...MOT...LOC 2143Z 332DEG 14KT 4222 9872

$$

KAR

3 follow-up statements

000 
WWUS53 KLBF 152158
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
455 PM CDT TUE JUL 15 2008

NEC089-152230-
/O.CON.KLBF.TO.W.0073.000000T0000Z-080715T2230Z/
HOLT NE-
455 PM CDT TUE JUL 15 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM CDT FOR
SOUTHEASTERN HOLT COUNTY...

AT 453 PM CDT...TRAINED WEATHER SPOTTERS AND DOPPLER RADAR INDICATED 
STRONG ROTATION WITHIN A THUNDERSTORM. A POSSIBLE TORNADO WAS 
LOCATED JUST SOUTH OF CHAMBERS...OR 19 MILES SOUTH OF 
ONEILL...MOVING SOUTHEAST AT 16 MPH.

THE POSSIBLE TORNADO WILL BE NEAR...
  GOOSE LAKE STATE WILDLIFE MANAGEMENT AREA BY 520 PM CDT...

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

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 SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT
WEDNESDAY MORNING FOR WESTERN NEBRASKA.

LAT...LON 4209 9828 4209 9895 4236 9897 4232 9851
      4224 9828
TIME...MOT...LOC 2155Z 332DEG 14KT 4218 9869

$$

KAR

000 
WWUS53 KLBF 152223
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
521 PM CDT TUE JUL 15 2008

NEC089-152230-
/O.CON.KLBF.TO.W.0073.000000T0000Z-080715T2230Z/
HOLT NE-
521 PM CDT TUE JUL 15 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM CDT FOR
SOUTHEASTERN HOLT COUNTY...

AT 516 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A POSSIBLE TORNADO.  A POSSIBLE TORNADO WAS LOCATED 7 MILES 
SOUTH OF CHAMBERS...OR 25 MILES SOUTH OF ONEILL...MOVING SOUTH AT 15 
MPH.

THE POSSIBLE TORNADO WILL BE NEAR...
  THE HOLT AND WHEELER COUNTY LINE BY 530 PM CDT...

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

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 SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT
WEDNESDAY MORNING FOR WESTERN NEBRASKA.

LAT...LON 4209 9828 4209 9895 4236 9897 4232 9851
      4224 9828
TIME...MOT...LOC 2221Z 345DEG 13KT 4209 9870

$$

KAR

000 
WWUS53 KLBF 152231
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
529 PM CDT TUE JUL 15 2008

NEC089-152239-
/O.EXP.KLBF.TO.W.0073.000000T0000Z-080715T2230Z/
HOLT NE-
529 PM CDT TUE JUL 15 2008

...THE TORNADO WARNING FOR SOUTHEASTERN HOLT COUNTY WILL EXPIRE AT 
530 PM CDT...

THE LARGE THUNDERSTORM WHICH PROMPTED THE TORNADO WARNING HAD MOVED 
SOUTHEAST INTO EXTREME SOUTHEASTERN HOLT INTO NORTHEASTERN GARFIELD 
AND WHEELER COUNTY. A TORNADO IS NO LONGER EXPECTED. 

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT
WEDNESDAY MORNING FOR WESTERN NEBRASKA.

LAT...LON 4209 9828 4209 9895 4236 9897 4232 9851
      4224 9828
TIME...MOT...LOC 2229Z 345DEG 13KT 4206 9869

$$

KAR

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 14, 7:06 PM CDT	Severe Thunderstorm Warning	LBF	Custer	39 min
Jul 14, 7:34 PM CDT	Severe Thunderstorm Warning	LBF	Custer	41 min
Jul 14, 11:26 PM CDT	Severe Thunderstorm Warning	LBF	Lincoln	36 min
Jul 15, 12:05 AM CDT	Flash Flood Warning	LBF	Lincoln	3 hr
Jul 15, 12:07 AM CDT	Severe Thunderstorm Warning	LBF	Lincoln	38 min
Jul 15, 12:48 AM CDT	Severe Thunderstorm Warning	LBF	Frontier, Lincoln	27 min
Jul 15, 3:39 PM CDT	Severe Thunderstorm Warning	LBF	Holt	66 min
Jul 15, 5:02 PM CDT	Severe Thunderstorm Warning	LBF	Garfield, Holt, Wheeler	58 min
Jul 15, 5:27 PM CDT	Severe Thunderstorm Warning	LBF	Cherry, Sheridan	48 min
Jul 15, 5:29 PM CDT	Severe Thunderstorm Warning	LBF	Deuel, Garden	46 min
Jul 15, 5:58 PM CDT	Severe Thunderstorm Warning	LBF	Garden	25 min
Jul 15, 5:58 PM CDT	Severe Thunderstorm Warning	LBF	Wheeler	62 min
Jul 15, 6:58 PM CDT	Severe Thunderstorm Warning	LBF	Brown	42 min

Nearby

Tornado Warnings in Nebraska, 2008 Every tornado warning in 2008 Tornadoes in 2008

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.