Alert archive / Nebraska / Tornado Warnings in 2007

Tornado Warning 34, NWS North Platte, NE

May 5, 2007Blaine County, Brown County, Nebraska

NWS North Platte, NE issued this tornado warning at May 5, 2007, 1:57 PM CDT for Blaine County, Brown County, Nebraska. It was in force for 63 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: May 5, 2007, 1:57 PM CDT (18:57 UTC)
Expired: May 5, 2007, 3:00 PM CDT
In force: 63 min
Issued by: NWS North Platte, NE
Area: Counties, with a storm outline in the text

Counties Blaine County, NE, Brown County, NE

The radar

The North Platte radar (KLNX), 57 km from the middle of the area, began a volume at 18:58 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
May 5, 3:00 PM CDT	HAIL 2.5	9 Ene Elsmere, NE	HAILED FROM 3 TO 315 PM CDT.

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
May 5, 9:51 AM CDT	Tornado Watch PDS	SPC	12 hr
May 5, 10:55 AM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 7.0 hours before the alert went out and 132 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: 175 J/kg
Mixed-layer CIN: -216 J/kg
Mixed-layer LCL: 820 m above ground
0-6 km bulk shear: 59 kt
0-1 km storm-relative helicity: 138 m²/s²
0-3 km storm-relative helicity: 199 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.2

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KLBF 051859
TORLBF
NEC009-017-052000-
/O.NEW.KLBF.TO.W.0034.070505T1857Z-070505T2000Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
157 PM CDT SAT MAY 5 2007

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTH CENTRAL BLAINE COUNTY IN NORTH CENTRAL NEBRASKA...
  BROWN COUNTY IN NORTH CENTRAL NEBRASKA...
  THIS INCLUDES THE CITY OF AINSWORTH...

* UNTIL 300 PM CDT

* AT 153 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
  A STORM CAPABLE OF PRODUCING A TORNADO 18 MILES SOUTH OF WILLOW 
  LAKE STATE WILDLIFE MANAGEMENT AREA...OR ABOUT 7 MILES NORTHWEST
  OF BREWSTER...MOVING NORTH AT 40 MPH.

* THE TORNADO WILL BE NEAR...
  7 MILES EAST OF WILLOW LAKE STATE WILDLIFE MANAGEMENT AREA BY 220
  PM CDT...
  8 MILES EAST OF LONG LAKE STATE WILDLIFE MANAGEMENT AREA BY 225 PM
  CDT...
  AINSWORTH BY 250 PM CDT...
  9 MILES EAST OF JOHNSTOWN BY 255 PM CDT...
  6 MILES SOUTHWEST OF KELLER PARK STATE RECREATION AREA BY 300 PM
  CDT...

...THIS STORM HAS A HISTORY OF PRODUCING TORNADOES...TAKE ACTION 
NOW...

LAT...LON 4193 10022 4193 9995 4209 9978 4269 9969
      4276 10006

$$

HIRSCH

2 follow-up statements

000 
WWUS53 KLBF 051911
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
210 PM CDT SAT MAY 5 2007

NEC009-017-052000-
/O.CON.KLBF.TO.W.0034.000000T0000Z-070505T2000Z/
BLAINE NE-BROWN NE-
210 PM CDT SAT MAY 5 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 300 PM CDT FOR BROWN AND
NORTH CENTRAL BLAINE COUNTIES...

AT 208 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR HIGHWAY 7 MILE 
MARKER 10...OR ABOUT 13 MILES NORTH OF BREWSTER NEAR THE COUNTY 
LINE...MOVING NORTH AT 35 MPH.

THE TORNADO WILL BE NEAR...
  7 MILES EAST OF WILLOW LAKE STATE WILDLIFE MANAGEMENT AREA BY 220
  PM CDT...
  9 MILES EAST OF LONG LAKE STATE WILDLIFE MANAGEMENT AREA BY 225 PM
  CDT...
  HIGHWAY 7 MILE MARKER 30 BY 235 PM CDT...
  HIGHWAY 7 MILE MARKER 40 BY 250 PM CDT...
  AINSWORTH AND 9 MILES EAST OF JOHNSTOWN BY 255 PM CDT...
  8 MILES SOUTHWEST OF KELLER PARK STATE RECREATION AREA BY 300 PM
  CDT...

TORNADOES HAVE BEEN REPORTED WITH THIS STORM ACROSS CUSTER AND 
BLAINE COUNTIES...TAKE COVER NOW ACROSS BROWN COUNTY.

LAT...LON 4193 10022 4193 9995 4209 9978 4269 9969
      4276 10006

$$

HIRSCH

000 
WWUS53 KLBF 051926
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
225 PM CDT SAT MAY 5 2007

NEC009-017-052000-
/O.CON.KLBF.TO.W.0034.000000T0000Z-070505T2000Z/
BLAINE NE-BROWN NE-
225 PM CDT SAT MAY 5 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 300 PM CDT FOR BROWN AND
NORTH CENTRAL BLAINE COUNTIES...

AT 221 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED 9 MILES EAST OF WILLOW
LAKE STATE WILDLIFE MANAGEMENT AREA...OR ABOUT 19 MILES NORTH OF
BREWSTER...MOVING NORTH AT 30 MPH.

THE TORNADO WILL BE NEAR...
  HIGHWAY 7 MILE MARKER 30 BY 240 PM CDT...
  HIGHWAY 7 MILE MARKER 40 BY 255 PM CDT...
  AINSWORTH BY 300 PM CDT...

IN ADDITION TO THE TORNADO...A SECOND STORM IS DEVELOPING 5 MILES 
WEST OF BREWSTER.  THIS NEW STORM MAY BE CAPABLE OF PRODUCING LARGE 
HAIL AND PERHAPS A TORNADO OVER THE NEXT HALF HOUR.  

LAT...LON 4193 10022 4193 9995 4209 9978 4269 9969
      4276 10006

$$

HIRSCH

The office that day

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

Issued	Product	Office	Counties	Lasted
May 4, 7:04 PM CDT	Severe Thunderstorm Warning	LBF	Boyd	22 min
May 4, 11:49 PM CDT	Severe Thunderstorm Warning	LBF	Custer	56 min
May 5, 12:17 AM CDT	Severe Thunderstorm Warning	LBF	Custer	28 min
May 5, 12:29 AM CDT	Severe Thunderstorm Warning	LBF	Wheeler	31 min
May 5, 12:36 AM CDT	Severe Thunderstorm Warning	LBF	Lincoln	54 min
May 5, 12:41 AM CDT	Severe Thunderstorm Warning	LBF	Custer	34 min
May 5, 12:44 AM CDT	Severe Thunderstorm Warning	LBF	Custer, Loup	46 min
May 5, 12:47 AM CDT	Tornado Warning	LBF	Chase	43 min
May 5, 12:59 AM CDT	Severe Thunderstorm Warning	LBF	Garfield, Holt, Wheeler	46 min
May 5, 1:08 AM CDT	Tornado Warning	LBF	Perkins	52 min
May 5, 1:12 AM CDT	Severe Thunderstorm Warning	LBF	Blaine, Custer	48 min
May 5, 1:27 AM CDT	Severe Thunderstorm Warning	LBF	Loup	42 min
May 5, 1:29 AM CDT	Severe Thunderstorm Warning	LBF	Lincoln	61 min
May 5, 1:33 AM CDT	Severe Thunderstorm Warning	LBF	Chase	27 min
May 5, 1:46 AM CDT	Severe Thunderstorm Warning	LBF	Wheeler	28 min
May 5, 1:55 AM CDT	Flash Flood Warning	LBF	Lincoln	95 min
May 5, 1:57 AM CDT	Severe Thunderstorm Warning	LBF	Blaine, Custer	63 min
May 5, 2:01 AM CDT	Severe Thunderstorm Warning	LBF	Keith, Lincoln, Perkins	44 min
May 5, 3:25 AM CDT	Flash Flood Warning	LBF	Lincoln	95 min
May 5, 3:35 AM CDT	Severe Thunderstorm Warning	LBF	Custer	40 min
May 5, 6:02 AM CDT	Flash Flood Warning	LBF	Custer	3 hr
May 5, 8:51 AM CDT	Severe Thunderstorm Warning	LBF	Blaine, Loup	24 min
May 5, 9:00 AM CDT	Flash Flood Warning	LBF	Custer	3 hr
May 5, 9:49 AM CDT	Severe Thunderstorm Warning	LBF	Garden, Grant	56 min
May 5, 10:03 AM CDT	Severe Thunderstorm Warning	LBF	Brown, Cherry	57 min
May 5, 10:16 AM CDT	Severe Thunderstorm Warning	LBF	Sheridan	59 min
May 5, 10:32 AM CDT	Severe Thunderstorm Warning	LBF	Lincoln	58 min
May 5, 10:35 AM CDT	Severe Thunderstorm Warning	LBF	Custer	55 min
May 5, 10:56 AM CDT	Severe Thunderstorm Warning	LBF	Blaine	49 min
May 5, 11:08 AM CDT	Severe Thunderstorm Warning	LBF	Brown	67 min
May 5, 11:15 AM CDT	Severe Thunderstorm Warning	LBF	Cherry, Sheridan	60 min
May 5, 12:18 PM CDT	Severe Thunderstorm Warning	LBF	Custer, Lincoln	42 min
May 5, 12:24 PM CDT	Tornado Warning	LBF	Custer	51 min
May 5, 12:27 PM CDT	Severe Thunderstorm Warning	LBF	Brown	42 min
May 5, 12:47 PM CDT	Severe Thunderstorm Warning	LBF	Garden	58 min
May 5, 12:58 PM CDT	Severe Thunderstorm Warning	LBF	Keya Paha	30 min
May 5, 1:00 PM CDT	Severe Thunderstorm Warning	LBF	Thomas	30 min
May 5, 1:15 PM CDT	Tornado Warning	LBF	Blaine, Custer	45 min
May 5, 1:41 PM CDT	Severe Thunderstorm Warning	LBF	Garden, Sheridan	64 min
May 5, 1:44 PM CDT	Severe Thunderstorm Warning	LBF	Custer, Lincoln, Logan	61 min
May 5, 2:16 PM CDT	Severe Thunderstorm Warning	LBF	Blaine, Thomas	29 min
May 5, 2:22 PM CDT	Severe Thunderstorm Warning	LBF	Perkins	53 min
May 5, 2:25 PM CDT	Tornado Warning	LBF	Perkins	30 min
May 5, 2:36 PM CDT	Tornado Warning	LBF	Custer	34 min
May 5, 2:44 PM CDT	Severe Thunderstorm Warning	LBF	Cherry	61 min
May 5, 2:45 PM CDT	Tornado Warning	LBF	Blaine, Brown	60 min
May 5, 2:51 PM CDT	Severe Thunderstorm Warning	LBF	Keith	39 min
May 5, 2:59 PM CDT	Tornado Warning	LBF	Brown, Keya Paha	46 min
May 5, 3:13 PM CDT	Severe Thunderstorm Warning	LBF	Blaine, Custer	37 min
May 5, 3:13 PM CDT	Tornado Warning	LBF	Keith	18 min
May 5, 3:44 PM CDT	Tornado Warning	LBF	Brown, Keya Paha, Rock	31 min
May 5, 3:46 PM CDT	Severe Thunderstorm Warning	LBF	Cherry	59 min
May 5, 4:10 PM CDT	Tornado Warning	LBF	Keya Paha	26 min
May 5, 4:30 PM CDT	Flash Flood Warning	LBF	Blaine, Brown, Custer, Keya Paha	3 hr
May 5, 4:30 PM CDT	Tornado Warning	LBF	Holt, Loup, Rock	45 min
May 5, 4:43 PM CDT	Severe Thunderstorm Warning	LBF	Cherry	28 min
May 5, 5:09 PM CDT	Severe Thunderstorm Warning	LBF	Blaine, Custer	51 min
May 5, 5:14 PM CDT	Tornado Warning	LBF	Holt, Rock	46 min
May 5, 5:37 PM CDT	Severe Thunderstorm Warning	LBF	Boyd	23 min
May 5, 5:43 PM CDT	Severe Thunderstorm Warning	LBF	Brown, Keya Paha	38 min
May 5, 5:51 PM CDT	Severe Thunderstorm Warning	LBF	Rock	24 min
May 5, 6:36 PM CDT	Severe Thunderstorm Warning	LBF	Brown	24 min
May 5, 6:37 PM CDT	Severe Thunderstorm Warning	LBF	Keya Paha	14 min

Nearby

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