Alert archive / Nebraska / Tornado Warnings in 2003

Tornado Warning 34, NWS North Platte, NE

June 23, 2003Frontier County, Nebraska

NWS North Platte, NE issued this tornado warning at Jun 23, 2003, 9:31 PM CDT for Frontier County, Nebraska. It was in force for 29 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: Jun 23, 2003, 9:31 PM CDT (02:31 UTC)
Expired: Jun 23, 2003, 10:00 PM CDT
In force: 29 min
Issued by: NWS North Platte, NE
Area: Counties, with a storm outline in the text

County Frontier County, NE

The radar

The Goodland radar (KGLD), 152 km from the middle of the area, began a volume at 02:34 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 nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 2.5 hours before the alert went out and 83 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: 4886 J/kg
Mixed-layer CIN: -21 J/kg
Mixed-layer LCL: 1084 m above ground
0-6 km bulk shear: 59 kt
0-1 km storm-relative helicity: 149 m²/s²
0-3 km storm-relative helicity: 351 m²/s²
Significant tornado parameter: 7.9
Supercell composite: 32.1

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KLBF 240231
TORLBF
NEC063-240300-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
931 PM CDT MON JUN 23 2003

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL FRONTIER COUNTY IN SOUTHWEST NEBRASKA

* UNTIL 1000 PM CDT

* AT 925 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  THE MOST DANGEROUS PART OF A SEVERE THUNDERSTORM WITH STRONG
  ROTATION 19 MILES SOUTHWEST OF STOCKVILLE...OR ABOUT 7 MILES NORTH
  OF MCCOOK...MOVING NORTHEAST AT 5 MPH. THIS STORM IS CAPABLE OF
  PRODUCING A TORNADO AT ANY TIME.

* THE DEVELOPING TORNADO WILL BE NEAR...
  FARM AND RANGELANDS OF EXTREME SOUTH CENTRAL FRONTIER COUNTY

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 1100 PM CDT MONDAY EVENING
FOR NORTH CENTRAL NEBRASKA. A TORNADO WATCH ALSO REMAINS IN EFFECT
UNTIL 100 AM CDT TUESDAY MORNING FOR THE PANHANDLE OF NEBRASKA. A
TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL 1100 PM CDT MONDAY EVENING
FOR WESTERN NEBRASKA.

LAT...LON 4033 10074 4020 10058 4046 10018 4063 10039

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 23, 8:04 PM CDT	Severe Thunderstorm Warning	LBF	Holt	56 min
Jun 23, 9:02 PM CDT	Severe Thunderstorm Warning	LBF	Holt	58 min
Jun 23, 9:07 PM CDT	Severe Thunderstorm Warning	LBF	Frontier	53 min
Jun 23, 9:24 PM CDT	Severe Thunderstorm Warning	LBF	Hayes, Lincoln	66 min
Jun 23, 9:58 PM CDT	Tornado Warning	LBF	Frontier	47 min
Jun 23, 10:02 PM CDT	Tornado Warning	LBF	Hayes	28 min
Jun 23, 10:05 PM CDT	Severe Thunderstorm Warning	LBF	Chase	25 min
Jun 23, 10:20 PM CDT	Severe Thunderstorm Warning	LBF	Custer	25 min
Jun 23, 10:24 PM CDT	Severe Thunderstorm Warning	LBF	Blaine, Chase, Garfield, Hayes, Lincoln, Loup	66 min
Jun 23, 10:26 PM CDT	Severe Thunderstorm Warning	LBF	Lincoln	64 min
Jun 23, 10:32 PM CDT	Severe Thunderstorm Warning	LBF	Hayes	58 min
Jun 23, 10:40 PM CDT	Tornado Warning	LBF	Frontier	35 min
Jun 23, 11:02 PM CDT	Severe Thunderstorm Warning	LBF	Custer	58 min
Jun 23, 11:09 PM CDT	Severe Thunderstorm Warning	LBF	Loup	36 min
Jun 23, 11:12 PM CDT	Severe Thunderstorm Warning	LBF	Holt	63 min
Jun 23, 11:19 PM CDT	Severe Thunderstorm Warning	LBF	Logan	56 min
Jun 23, 11:27 PM CDT	Severe Thunderstorm Warning	LBF	Lincoln	63 min
Jun 23, 11:31 PM CDT	Severe Thunderstorm Warning	LBF	Garfield	29 min
Jun 23, 11:57 PM CDT	Severe Thunderstorm Warning	LBF	Garden	63 min
Jun 24, 12:13 AM CDT	Severe Thunderstorm Warning	LBF	Holt	47 min
Jun 24, 12:14 AM CDT	Severe Thunderstorm Warning	LBF	Sheridan	61 min
Jun 24, 12:35 AM CDT	Severe Thunderstorm Warning	LBF	Cherry	55 min
Jun 24, 12:42 AM CDT	Severe Thunderstorm Warning	LBF	Brown, Cherry, Keya Paha	63 min
Jun 24, 1:19 AM CDT	Severe Thunderstorm Warning	LBF	Grant	56 min
Jun 24, 1:58 AM CDT	Severe Thunderstorm Warning	LBF	Sheridan	47 min
Jun 24, 2:51 AM CDT	Flash Flood Warning	LBF	Cherry, Keya Paha	114 min
Jun 24, 5:07 PM CDT	Severe Thunderstorm Warning	LBF	Lincoln	53 min
Jun 24, 5:29 PM CDT	Tornado Warning	LBF	Lincoln	31 min
Jun 24, 5:39 PM CDT	Severe Thunderstorm Warning	LBF	Chase, Hayes	66 min
Jun 24, 5:59 PM CDT	Tornado Warning	LBF	Lincoln	31 min
Jun 24, 6:06 PM CDT	Severe Thunderstorm Warning	LBF	Logan	54 min
Jun 24, 6:18 PM CDT	Severe Thunderstorm Warning	LBF	Blaine, Custer	57 min
Jun 24, 6:24 PM CDT	Tornado Warning	LBF	Lincoln	36 min
Jun 24, 6:34 PM CDT	Severe Thunderstorm Warning	LBF	Thomas	56 min
Jun 24, 6:54 PM CDT	Tornado Warning	LBF	Blaine	66 min
Jun 24, 6:56 PM CDT	Tornado Warning	LBF	Custer, Lincoln	34 min

Nearby

Tornado Warnings in Nebraska, 2003 Every tornado warning in 2003 Tornadoes in 2003

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.