Alert archive / Nebraska / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 87, NWS North Platte, NE

June 16, 2011Keith County, Lincoln County, Perkins County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Jun 16, 2011, 8:26 PM MDT for Keith County, Lincoln County, Perkins County, Nebraska. It was in force for 64 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: Jun 16, 2011, 8:26 PM MDT (02:26 UTC)
Expired: Jun 16, 2011, 9:30 PM MDT
In force: 64 min
Issued by: NWS North Platte, NE
Area: Storm-based polygon
Hail: 1.75 in
Wind: 70.0 mph

Counties Keith County, NE, Lincoln County, NE, Perkins County, NE

The radar

The North Platte radar (KLNX), 125 km from the middle of the area, began a volume at 02:26 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
Jun 16, 8:34 PM MDT	HAIL 0.88	5 N Madrid, NE
Jun 16, 8:49 PM MDT	HAIL 1.75	Paxton, 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
Jun 16, 1:55 PM MDT	Severe Thunderstorm Watch	SPC	9 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 2.4 hours before the alert went out and 70 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: 1720 J/kg
Mixed-layer CIN: -209 J/kg
Mixed-layer LCL: 1441 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 13 m²/s²
0-3 km storm-relative helicity: 207 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.7

Open this sounding in Storm Lab

The text

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

774 
WUUS53 KLBF 170226
SVRLBF
NEC101-111-135-170330-
/O.NEW.KLBF.SV.W.0087.110617T0226Z-110617T0330Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
826 PM MDT THU JUN 16 2011

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  KEITH COUNTY IN SOUTHWEST NEBRASKA...
  WESTERN LINCOLN COUNTY IN SOUTHWEST NEBRASKA...
  NORTHEASTERN PERKINS COUNTY IN SOUTHWEST NEBRASKA...

* UNTIL 930 PM MDT/1030 PM CDT/

* AT 826 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING GOLF BALL SIZE
  HAIL...AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH.  THESE STORMS
  WERE LOCATED ALONG A LINE EXTENDING FROM EAGLE GULCH CAMPGROUND TO
  7 MILES NORTHEAST OF WILD HORSE SPRING TO 10 MILES SOUTH OF
  ELSIE...AND MOVING NORTHEAST AT 30 MPH.

* LOCATIONS IMPACTED INCLUDE...
  OGALLALA...ELSIE...LEMOYNE...ROSCOE...GRAINTON...KEYSTONE...
  WALLACE...PAXTON...SARBEN...DICKENS...SUTHERLAND RESERVOIR STATE
  RECREATION AREA...SUTHERLAND...HERSHEY...KINGSLEY DAM...HIGHWAY 61
  MILE MARKER 100...INTERSTATE 80 MILE MARKER 140...HIGHWAY 25 MILE
  MARKER 60...HIGHWAY 25 MILE MARKER 90 AND INTERSTATE 80 MILE MARKER
  150.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 4070 10154 4101 10205 4139 10201 4139 10109
      4131 10096 4070 10074
TIME...MOT...LOC 0226Z 238DEG 25KT 4129 10190 4102 10162
          4072 10136
WIND...HAIL 70MPH 1.75IN

$$

SCHULTZ

3 follow-up statements

582 
WWUS53 KLBF 170242
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
942 PM CDT THU JUN 16 2011

NEC101-111-135-170330-
/O.CON.KLBF.SV.W.0087.000000T0000Z-110617T0330Z/
KEITH NE-LINCOLN NE-PERKINS NE-
842 PM MDT THU JUN 16 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN
PERKINS...WESTERN LINCOLN AND KEITH COUNTIES UNTIL 930 PM MDT/1030 PM
CDT/...

AT 842 PM MDT/942 PM CDT/...NATIONAL WEATHER SERVICE DOPPLER RADAR
INDICATED A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING GOLF
BALL SIZE HAIL...AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH.  THESE
STORMS WERE LOCATED ALONG A LINE EXTENDING FROM LEMOYNE TO 8 MILES
SOUTHWEST OF PAXTON TO 10 MILES SOUTH OF WALLACE...MOVING NORTHEAST
AT 30 MPH.

LOCATIONS IMPACTED INCLUDE...
  WALLACE...KEYSTONE...PAXTON...DICKENS...SARBEN...SUTHERLAND
  RESERVOIR STATE RECREATION AREA...SUTHERLAND...HERSHEY...INTERSTATE
  80 MILE MARKER 140...HIGHWAY 25 MILE MARKER 90 AND INTERSTATE 80
  MILE MARKER 150.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 4070 10154 4101 10191 4139 10201 4139 10109
      4131 10096 4070 10074
TIME...MOT...LOC 0243Z 238DEG 25KT 4129 10174 4104 10141
          4071 10108
WIND...HAIL 70MPH 1.75IN

$$

SCHULTZ

408 
WWUS53 KLBF 170300
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1000 PM CDT THU JUN 16 2011

NEC101-111-135-170330-
/O.CON.KLBF.SV.W.0087.000000T0000Z-110617T0330Z/
KEITH NE-LINCOLN NE-PERKINS NE-
900 PM MDT THU JUN 16 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN
PERKINS...WESTERN LINCOLN AND KEITH COUNTIES UNTIL 930 PM MDT/1030 PM
CDT/...

AT 859 PM MDT/959 PM CDT/...NATIONAL WEATHER SERVICE DOPPLER RADAR
INDICATED A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING GOLF
BALL SIZE HAIL...AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH.  THESE
STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 9 MILES NORTH OF
KEYSTONE TO SARBEN TO 7 MILES SOUTHWEST OF WELLFLEET...MOVING
NORTHEAST AT 30 MPH.

AT 849 PM MDT OR 949 PM CDT...GOLF BALL SIZE HAIL WAS REPORTED IN
PAXTON WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...
  SUTHERLAND RESERVOIR STATE RECREATION AREA...SUTHERLAND AND
  HERSHEY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 4070 10154 4102 10178 4139 10187 4139 10109
      4131 10096 4070 10074
TIME...MOT...LOC 0259Z 238DEG 25KT 4135 10161 4111 10124
          4071 10085
WIND...HAIL 70MPH 1.75IN

$$

SCHULTZ

736 
WWUS53 KLBF 170332 RRA
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1032 PM CDT THU JUN 16 2011

NEC101-111-135-170341-
/O.EXP.KLBF.SV.W.0087.000000T0000Z-110617T0330Z/
KEITH NE-LINCOLN NE-PERKINS NE-
932 PM MDT THU JUN 16 2011

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN PERKINS...WESTERN
LINCOLN AND KEITH COUNTIES HAS EXPIRED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE
WARNED AREA.

REMEMBER...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR
LINCOLN COUNTY UNTIL 1115 PM CDT.

LAT...LON 4070 10154 4102 10178 4139 10187 4139 10109
      4131 10096 4070 10074
TIME...MOT...LOC 0300Z 238DEG 25KT 4135 10160 4111 10123
          4071 10084

$$

CJS

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 16, 6:08 PM MDT	Severe Thunderstorm Warning	LBF	Arthur, Grant	52 min
Jun 16, 6:09 PM MDT	Flash Flood Warning	LBF	Cherry	5 hr
Jun 16, 6:15 PM MDT	Severe Thunderstorm Warning	LBF	Cherry	45 min
Jun 16, 6:50 PM MDT	Severe Thunderstorm Warning	LBF	Cherry	40 min
Jun 16, 6:55 PM MDT	Severe Thunderstorm Warning	LBF	Arthur, Grant, Hooker, McPherson	50 min
Jun 16, 7:03 PM MDT	Severe Thunderstorm Warning	LBF	Deuel, Garden	42 min
Jun 16, 7:30 PM MDT	Severe Thunderstorm Warning	LBF	Cherry, Hooker, Thomas	60 min
Jun 16, 7:42 PM MDT	Severe Thunderstorm Warning	LBF	Deuel, Garden, Keith, Perkins	48 min
Jun 16, 7:54 PM MDT	Severe Thunderstorm Warning	LBF	Blaine, Brown, Cherry, Keya Paha, Thomas	51 min
Jun 16, 8:26 PM MDT	Severe Thunderstorm Warning	LBF	Blaine, Brown, Cherry, Keya Paha, Loup, Rock and 1 more	66 min
Jun 16, 8:47 PM MDT	Severe Thunderstorm Warning	LBF	Lincoln	43 min
Jun 16, 9:07 PM MDT	Areal Flood Advisory	LBF	Custer, Keith, Lincoln, Logan, McPherson, Perkins	4 hr
Jun 16, 9:10 PM MDT	Severe Thunderstorm Warning	LBF	Frontier, Hayes, Lincoln	65 min
Jun 16, 9:44 PM MDT	Severe Thunderstorm Warning	LBF	Custer	46 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2011 Every severe thunderstorm warning in 2011

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.