Alert archive / Nebraska / Tornado Warnings in 2013

Tornado Warning 23, NWS North Platte, NE

July 7, 20134 counties in Nebraska

NWS North Platte, NE issued this tornado warning at Jul 7, 2013, 6:07 PM MDT for 4 counties in Nebraska. It was in force for 38 min. 2 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: Jul 7, 2013, 6:07 PM MDT (00:07 UTC)
Expired: Jul 7, 2013, 6:45 PM MDT
In force: 38 min
Issued by: NWS North Platte, NE
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.75 in

Counties Hooker County, NE, Logan County, NE, McPherson County, NE, Thomas County, NE

The radar

The North Platte radar (KLNX), 37 km from the middle of the area, began a volume at 00:08 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 7, 6:15 PM MDT	HAIL 2.75	19 S Mullen, NE	STATE TROOPER REPORTED BASEBALL SIZE HAIL ON THE GROUND BETWEEN MILE MARKERS 46 TO 48 ON HWY 97.
Jul 7, 6:52 PM MDT	HAIL 1	13 Ne Ringgold, 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 7, 5:03 PM MDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.1 hours before the alert went out and 60 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: 1221 J/kg
Mixed-layer CIN: -61 J/kg
Mixed-layer LCL: 2100 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: -39 m²/s²
0-3 km storm-relative helicity: 66 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.3

Open this sounding in Storm Lab

The text

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

967 
WFUS53 KLBF 080007
TORLBF
NEC091-113-117-171-080045-
/O.NEW.KLBF.TO.W.0023.130708T0007Z-130708T0045Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
707 PM CDT SUN JUL 7 2013

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN HOOKER COUNTY IN WEST CENTRAL NEBRASKA...
  NORTHWESTERN LOGAN COUNTY IN WEST CENTRAL NEBRASKA...
  EASTERN MCPHERSON COUNTY IN WEST CENTRAL NEBRASKA...
  SOUTHWESTERN THOMAS COUNTY IN NORTH CENTRAL NEBRASKA...

* UNTIL 745 PM CDT/645 PM MDT/

* AT 603 PM MDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED 15 MILES NORTH OF TRYON...AND MOVING SOUTHEAST
  AT 25 MPH.

  HAZARD...TORNADO AND GOLF BALL SIZE HAIL.

  SOURCE...RADAR INDICATED ROTATION.

  IMPACT...MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE TO
           ROOFS...WINDOWS AND VEHICLES WILL OCCUR. FLYING DEBRIS
           WILL BE DEADLY TO PEOPLE AND ANIMALS. TREE DAMAGE IS
           LIKELY.

* LOCATIONS IMPACTED INCLUDE...
  TRYON AND RINGGOLD.

THIS INCLUDES HIGHWAY 92 BETWEEN MILE MARKERS 202 AND 215.

THIS INCLUDES HIGHWAY 97 BETWEEN MILE MARKERS 21 AND 49.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4161 10050 4142 10092 4177 10110 4188 10085
TIME...MOT...LOC 0007Z 321DEG 21KT 4175 10093

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

BUTTLER

1 follow-up statement

337 
WWUS53 KLBF 080026
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
726 PM CDT SUN JUL 7 2013

NEC091-113-117-171-080045-
/O.CON.KLBF.TO.W.0023.000000T0000Z-130708T0045Z/
HOOKER NE-LOGAN NE-MCPHERSON NE-THOMAS NE-
726 PM CDT SUN JUL 7 2013

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHWESTERN THOMAS...
EASTERN MCPHERSON...NORTHWESTERN LOGAN AND SOUTHEASTERN HOOKER
COUNTIES UNTIL 745 PM CDT/645 PM MDT/...

AT 722 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 12 MILES NORTHEAST OF TRYON...AND MOVING SOUTHEAST AT 25
MPH.

HAZARD...TORNADO AND GOLF BALL SIZE HAIL.

SOURCE...RADAR INDICATED ROTATION.

IMPACT...MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE TO
         ROOFS...WINDOWS AND VEHICLES WILL OCCUR. FLYING DEBRIS WILL
         BE DEADLY TO PEOPLE AND ANIMALS. TREE DAMAGE IS LIKELY.

LOCATIONS IMPACTED INCLUDE...
RINGGOLD.

THIS INCLUDES HIGHWAY 92 BETWEEN MILE MARKERS 202 AND 215.

THIS INCLUDES HIGHWAY 97 BETWEEN MILE MARKERS 21 AND 49.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4161 10050 4142 10092 4177 10110 4188 10085
TIME...MOT...LOC 0027Z 311DEG 21KT 4169 10079

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

BUTTLER

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 7, 6:03 PM MDT	Severe Thunderstorm Warning	LBF	Boyd, Holt	42 min
Jul 7, 6:40 PM MDT	Severe Thunderstorm Warning	LBF	Custer, Lincoln	65 min
Jul 7, 6:45 PM MDT	Severe Thunderstorm Warning	LBF	Holt	45 min
Jul 7, 6:48 PM MDT	Severe Thunderstorm Warning	LBF	Logan, McPherson	57 min
Jul 7, 6:55 PM MDT	Severe Thunderstorm Warning	LBF	Garfield, Wheeler	50 min
Jul 7, 7:09 PM MDT	Severe Thunderstorm Warning	LBF	Custer, Lincoln	51 min
Jul 7, 7:24 PM MDT	Severe Thunderstorm Warning	LBF	Arthur, Keith, Lincoln, McPherson	51 min
Jul 7, 7:45 PM MDT	Severe Thunderstorm Warning	LBF	Custer	45 min
Jul 7, 7:46 PM MDT	Severe Thunderstorm Warning	LBF	Custer, Garfield, Loup, Wheeler	44 min
Jul 7, 7:54 PM MDT	Severe Thunderstorm Warning	LBF	Lincoln	51 min
Jul 7, 9:04 PM MDT	Severe Thunderstorm Warning	LBF	Keith, Perkins	56 min
Jul 8, 3:24 PM MDT	Severe Thunderstorm Warning	LBF	Keya Paha	51 min
Jul 8, 4:12 PM MDT	Severe Thunderstorm Warning	LBF	Keya Paha	48 min
Jul 8, 4:59 PM MDT	Severe Thunderstorm Warning	LBF	Keya Paha	46 min
Jul 8, 5:32 PM MDT	Tornado Warning	LBF	Keya Paha, Rock	28 min
Jul 8, 5:53 PM MDT	Severe Thunderstorm Warning	LBF	Brown, Cherry	52 min

Nearby

Tornado Warnings in Nebraska, 2013 Every tornado warning in 2013 Tornadoes in 2013

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.