Alert archive / Nebraska / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 182, NWS North Platte, NE

June 26, 20114 counties in Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Jun 26, 2011, 11:14 PM CDT for 4 counties in Nebraska. It was in force for 31 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 26, 2011, 11:14 PM CDT (04:14 UTC)
Expired: Jun 26, 2011, 11:45 PM CDT
In force: 31 min
Issued by: NWS North Platte, NE
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Blaine County, NE, Custer County, NE, Garfield County, NE, Loup County, NE

The radar

The North Platte radar (KLNX), 113 km from the middle of the area, began a volume at 04:15 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 26, 7:56 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 4.2 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: 2662 J/kg
Mixed-layer CIN: -63 J/kg
Mixed-layer LCL: 690 m above ground
0-6 km bulk shear: 59 kt
0-1 km storm-relative helicity: 114 m²/s²
0-3 km storm-relative helicity: 100 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 0.7

Open this sounding in Storm Lab

The text

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

189 
WUUS53 KLBF 270414
SVRLBF
NEC009-041-071-115-270445-
/O.NEW.KLBF.SV.W.0182.110627T0414Z-110627T0445Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1114 PM CDT SUN JUN 26 2011

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN BLAINE COUNTY IN NORTH CENTRAL NEBRASKA...
  NORTHEASTERN CUSTER COUNTY IN CENTRAL NEBRASKA...
  WESTERN GARFIELD COUNTY IN NORTH CENTRAL NEBRASKA...
  LOUP COUNTY IN NORTH CENTRAL NEBRASKA...

* UNTIL 1145 PM CDT

* AT 1111 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 6 MILES
  NORTH OF GATES...OR 12 MILES WEST OF TAYLOR...AND MOVING EAST AT 50
  MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  SARGENT AND TAYLOR AROUND 1125 PM CDT.
  KENT DIVERSION DAM STATE WILDLIFE MANAGEMENT AREA AROUND 1130 PM
  CDT.
  COMSTOCK AROUND 1135 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE HIGHWAY
183 MILE MARKER 120.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE
TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

&&

LAT...LON 4173 9898 4173 9920 4138 9920 4150 9976
      4206 9969 4205 9892
TIME...MOT...LOC 0414Z 287DEG 44KT 4173 9957
WIND...HAIL 60MPH 1.00IN

$$

POWER

1 follow-up statement

951 
WWUS53 KLBF 270430
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1130 PM CDT SUN JUN 26 2011

NEC009-270440-
/O.CAN.KLBF.SV.W.0182.000000T0000Z-110627T0445Z/
BLAINE NE-
1130 PM CDT SUN JUN 26 2011

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN BLAINE COUNTY IS
CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA.

LAT...LON 4150 9970 4206 9951 4205 9892 4173 9898
      4173 9920 4138 9920
TIME...MOT...LOC 0430Z 287DEG 44KT 4167 9932

$$

NEC041-071-115-270445-
/O.CON.KLBF.SV.W.0182.000000T0000Z-110627T0445Z/
CUSTER NE-GARFIELD NE-LOUP NE-
1130 PM CDT SUN JUN 26 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR LOUP...WESTERN
GARFIELD AND NORTHEASTERN CUSTER COUNTIES UNTIL 1145 PM CDT...

AT 1125 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
SARGENT...OR 6 MILES SOUTH OF TAYLOR...MOVING EAST AT 50 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  COMSTOCK AROUND 1135 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE
TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

&&

LAT...LON 4150 9970 4206 9951 4205 9892 4173 9898
      4173 9920 4138 9920
TIME...MOT...LOC 0430Z 287DEG 44KT 4167 9932
WIND...HAIL 60MPH 1.00IN

$$

POWER

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 26, 7:13 PM CDT	Severe Thunderstorm Warning	LBF	Cherry	47 min
Jun 26, 7:26 PM CDT	Severe Thunderstorm Warning	LBF	Sheridan	34 min
Jun 26, 7:53 PM CDT	Severe Thunderstorm Warning	LBF	Sheridan	37 min
Jun 26, 8:00 PM CDT	Severe Thunderstorm Warning	LBF	Cherry, Grant, Hooker	45 min
Jun 26, 8:37 PM CDT	Severe Thunderstorm Warning	LBF	Cherry, Garden, Grant, Sheridan	38 min
Jun 26, 8:44 PM CDT	Severe Thunderstorm Warning	LBF	Cherry	46 min
Jun 26, 9:15 PM CDT	Severe Thunderstorm Warning	LBF	Cherry, Grant, Hooker	15 min
Jun 26, 9:27 PM CDT	Severe Thunderstorm Warning	LBF	Arthur, Cherry, Grant, Hooker	33 min
Jun 26, 9:58 PM CDT	Severe Thunderstorm Warning	LBF	Arthur, Blaine, Cherry, Hooker, Logan, McPherson and 1 more	47 min
Jun 26, 10:45 PM CDT	Severe Thunderstorm Warning	LBF	Blaine, Custer, Loup	30 min
Jun 26, 11:34 PM CDT	Severe Thunderstorm Warning	LBF	Lincoln	41 min
Jun 26, 11:43 PM CDT	Severe Thunderstorm Warning	LBF	Custer, Garfield, Loup, Wheeler	15 min
Jun 27, 12:50 AM CDT	Severe Thunderstorm Warning	LBF	Lincoln	40 min
Jun 27, 6:58 AM CDT	Areal Flood Warning	LBF	Holt	8 hr
Jun 27, 4:54 PM CDT	Areal Flood Warning	LBF	Holt	72 hr

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.