Alert archive / Nebraska / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 72, NWS North Platte, NE

June 16, 2011Lincoln County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Jun 16, 2011, 4:40 AM CDT for Lincoln County, Nebraska. It was in force for 65 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, 4:40 AM CDT (09:40 UTC)
Expired: Jun 16, 2011, 5:45 AM CDT
In force: 65 min
Issued by: NWS North Platte, NE
Area: Storm-based polygon
Hail: 1.5 in
Wind: 50.0 mph

County Lincoln County, NE

The radar

The North Platte radar (KLNX), 100 km from the middle of the area, began a volume at 09:40 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, 5:00 AM CDT	HAIL 1.75	15 S North Platte, NE
Jun 16, 5:31 AM CDT	HAIL 0.5	North Platte, NE

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 9.7 hours before the alert went out and 18 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: 632 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 2419 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 30 m²/s²
0-3 km storm-relative helicity: 175 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.0

Open this sounding in Storm Lab

The text

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

478 
WUUS53 KLBF 160940
SVRLBF
NEC111-161045-
/O.NEW.KLBF.SV.W.0072.110616T0940Z-110616T1045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
440 AM CDT THU JUN 16 2011

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  LINCOLN COUNTY IN SOUTHWEST NEBRASKA...

* UNTIL 545 AM CDT

* AT 434 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PING PONG BALL SIZE HAIL. 
  THIS STORM WAS LOCATED 7 MILES NORTH OF DICKENS...OR 17 MILES
  SOUTHWEST OF NORTH PLATTE...AND MOVING NORTHEAST AT 30 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  LAKE MALONEY STATE RECREATION AREA AROUND 455 AM CDT.
  NORTH PLATTE AROUND 505 AM CDT.
  MAXWELL AROUND 520 AM CDT.

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE HIGHWAY
83 MILE MARKER 70.

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 4126 10108 4121 10043 4092 10024 4071 10080
      4109 10117
TIME...MOT...LOC 0940Z 235DEG 27KT 4095 10089
WIND...HAIL <50MPH 1.50IN

$$

ROBERG

4 follow-up statements

721 
WWUS53 KLBF 160955
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
455 AM CDT THU JUN 16 2011

NEC111-161045-
/O.CON.KLBF.SV.W.0072.000000T0000Z-110616T1045Z/
LINCOLN NE-
455 AM CDT THU JUN 16 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CENTRAL
LINCOLN COUNTY UNTIL 545 AM CDT...

AT 446 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
STORM WAS LOCATED 7 MILES SOUTHWEST OF LAKE MALONEY STATE RECREATION
AREA...OR 13 MILES SOUTH OF NORTH PLATTE...MOVING NORTHEAST AT 30
MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  COTTONWOOD CANYON STATE WILDLIFE MANAGEMENT AREA AROUND 515 AM CDT.
  MAXWELL AROUND 520 AM CDT.
  BRADY AROUND 530 AM CDT.

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 4075 10069 4109 10117 4126 10108 4121 10043
      4092 10024
TIME...MOT...LOC 0955Z 246DEG 27KT 4097 10073
WIND...HAIL <50MPH 1.00IN

$$

ROBERG

810 
WWUS53 KLBF 161006
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
506 AM CDT THU JUN 16 2011

NEC111-161045-
/O.CON.KLBF.SV.W.0072.000000T0000Z-110616T1045Z/
LINCOLN NE-
506 AM CDT THU JUN 16 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CENTRAL
LINCOLN COUNTY UNTIL 545 AM CDT...

AT 457 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL.  THIS
STORM WAS LOCATED 10 MILES SOUTH OF LAKE MALONEY STATE RECREATION
AREA...OR 16 MILES SOUTH OF NORTH PLATTE...MOVING NORTHEAST AT 20
MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  COTTONWOOD CANYON STATE WILDLIFE MANAGEMENT AREA AROUND 530 AM CDT.
  MAXWELL AROUND 540 AM CDT.
  BRADY AND JEFFREY CANYON STATE WILDLIFE MANAGEMENT AREA AROUND 545
  AM CDT.

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 4075 10069 4113 10106 4125 10097 4121 10043
      4092 10024
TIME...MOT...LOC 1006Z 243DEG 17KT 4092 10067
WIND...HAIL <50MPH 1.75IN

$$

ROBERG

434 
WWUS53 KLBF 161030
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
530 AM CDT THU JUN 16 2011

NEC111-161045-
/O.CON.KLBF.SV.W.0072.000000T0000Z-110616T1045Z/
LINCOLN NE-
530 AM CDT THU JUN 16 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN
LINCOLN COUNTY UNTIL 545 AM CDT...

AT 520 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
STORM WAS LOCATED NEAR COTTONWOOD CANYON STATE WILDLIFE MANAGEMENT
AREA...OR 16 MILES SOUTHEAST OF NORTH PLATTE...MOVING NORTHEAST AT 20
MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  MAXWELL AROUND 540 AM CDT.
  BRADY AND JEFFREY CANYON STATE WILDLIFE MANAGEMENT AREA AROUND 545
  AM CDT.

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 4082 10051 4107 10088 4124 10079 4121 10043
      4092 10024
TIME...MOT...LOC 1029Z 244DEG 18KT 4097 10052
WIND...HAIL <50MPH 1.00IN

$$

ROBERG

561 
WWUS53 KLBF 161046
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
546 AM CDT THU JUN 16 2011

NEC111-161054-
/O.EXP.KLBF.SV.W.0072.000000T0000Z-110616T1045Z/
LINCOLN NE-
546 AM CDT THU JUN 16 2011

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN LINCOLN COUNTY WILL
EXPIRE AT 545 AM CDT/445 AM MDT/...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED ACROSS THE WARNED 
AREA. A STRONG THUNDERSTORMS HOWEVER WILL CONTINUE TO TRACK EAST AT 
20 MPH ACROSS RURAL AREAS SOUTHEAST OF BRADY. BRIEF HEAVY 
RAIN...GUSTY WINDS AND SMALL HAIL CAN BE EXPECTED. 

LAT...LON 4082 10051 4107 10088 4124 10079 4121 10043
      4092 10024
TIME...MOT...LOC 1044Z 244DEG 18KT 4099 10042

$$

ROBERG

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 16, 5:03 PM CDT	Severe Thunderstorm Warning	LBF	Cherry	42 min
Jun 16, 5:43 PM CDT	Severe Thunderstorm Warning	LBF	Cherry	32 min
Jun 16, 5:59 PM CDT	Severe Thunderstorm Warning	LBF	Cherry, Garden, Sheridan	61 min
Jun 16, 6:01 PM CDT	Severe Thunderstorm Warning	LBF	Cherry	44 min
Jun 16, 6:19 PM CDT	Tornado Warning	LBF	Cherry	26 min
Jun 16, 6:29 PM CDT	Severe Thunderstorm Warning	LBF	Garden, Grant, Sheridan	46 min
Jun 16, 6:42 PM CDT	Tornado Warning	LBF	Cherry	33 min
Jun 16, 6:45 PM CDT	Severe Thunderstorm Warning	LBF	Cherry, Sheridan	45 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.