Alert archive / Nebraska / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 64, NWS North Platte, NE

June 13, 2011Cherry County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Jun 13, 2011, 7:15 PM MDT for Cherry County, Nebraska. It was in force for 45 min. 1 report 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 13, 2011, 7:15 PM MDT (01:15 UTC)
Expired: Jun 13, 2011, 8:00 PM MDT
In force: 45 min
Issued by: NWS North Platte, NE
Area: Storm-based polygon
Hail: 1.5 in
Wind: 50.0 mph

County Cherry County, NE

The radar

The North Platte radar (KLNX), 65 km from the middle of the area, began a volume at 01:14 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 13, 7:35 PM MDT	HAIL 1	17 Ne Whitman, NE	MAINLY NICKEL SIZED HAIL WITH LARGER QUARTER SIZE HAILSTONES MIXED IN

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 13, 4:24 PM MDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 1.3 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: 1360 J/kg
Mixed-layer CIN: -192 J/kg
Mixed-layer LCL: 692 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: -67 m²/s²
0-3 km storm-relative helicity: -6 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -1.2

Open this sounding in Storm Lab

The text

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

276 
WUUS53 KLBF 140115
SVRLBF
NEC031-140200-
/O.NEW.KLBF.SV.W.0064.110614T0115Z-110614T0200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
715 PM MDT MON JUN 13 2011

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTH CENTRAL CHERRY COUNTY IN NORTH CENTRAL NEBRASKA...

* UNTIL 800 PM MDT

* AT 715 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PING PONG BALL SIZE HAIL. 
  THIS STORM WAS LOCATED 6 MILES SOUTH OF SPECKEL MEIR LAKE...OR 22
  MILES NORTHWEST OF MULLEN...AND MOVING SOUTH AT 15 MPH.

* LOCATIONS IMPACTED INCLUDE...
  WHITMAN ROAD CROSSING THE NORTH BRANCH OF THE MIDDLE LOUP RIVER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

INTENSE SQUALL LINES CAN OCCASIONALLY PRODUCE BRIEF TORNADOES IN
ADDITION TO WIDESPREAD SIGNIFICANT WIND DAMAGE. ALTHOUGH NOT
IMMEDIATELY LIKELY...FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON
THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. THIS STORM HAS THE
POTENTIAL TO CAUSE SERIOUS INJURY AND SIGNIFICANT DAMAGE TO PROPERTY.

&&

LAT...LON 4209 10102 4210 10157 4231 10165 4239 10120
TIME...MOT...LOC 0116Z 341DEG 15KT 4226 10134
WIND...HAIL <50MPH 1.50IN

$$

SCHULTZ

2 follow-up statements

965 
WWUS53 KLBF 140137
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
837 PM CDT MON JUN 13 2011

NEC031-140200-
/O.CON.KLBF.SV.W.0064.000000T0000Z-110614T0200Z/
CHERRY NE-
737 PM MDT MON JUN 13 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTH CENTRAL
CHERRY COUNTY UNTIL 800 PM MDT...

AT 736 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING PING PONG BALL SIZE HAIL. 
THIS STORM WAS LOCATED 9 MILES EAST OF WHITMAN ROAD CROSSING THE
NORTH BRANCH OF THE MIDDLE LOUP RIVER...OR 20 MILES NORTHWEST OF
MULLEN...MOVING SOUTH AT 15 MPH.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF SOUTH CENTRAL CHERRY COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM HAS EXHIBITED SOME WEAK ROTATION. TORNADOES CAN DEVELOP
QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT IMMEDIATELY
LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY INSIDE A STURDY STRUCTURE... SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.

&&

LAT...LON 4209 10102 4210 10157 4231 10165 4239 10120
TIME...MOT...LOC 0137Z 343DEG 14KT 4220 10134
WIND...HAIL <50MPH 1.50IN

$$

SCHULTZ

876 
WWUS53 KLBF 140201
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
901 PM CDT MON JUN 13 2011

NEC031-140211-
/O.EXP.KLBF.SV.W.0064.000000T0000Z-110614T0200Z/
CHERRY NE-
801 PM MDT MON JUN 13 2011

...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL CHERRY COUNTY
HAS EXPIRED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.

REMEMBER...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR
SOUTHWESTERN CHERRY COUNTY UNTIL 815 PM MDT.

LAT...LON 4209 10102 4210 10157 4231 10165 4239 10120
TIME...MOT...LOC 0137Z 343DEG 14KT 4220 10134

$$

SCHULTZ

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 13, 6:07 PM MDT	Severe Thunderstorm Warning	LBF	Cherry	38 min
Jun 13, 6:14 PM MDT	Tornado Warning	LBF	Cherry	31 min
Jun 13, 6:30 PM MDT	Severe Thunderstorm Warning	LBF	Cherry	45 min
Jun 13, 6:59 PM MDT	Severe Thunderstorm Warning	LBF	Cherry	29 min
Jun 13, 7:02 PM MDT	Severe Thunderstorm Warning	LBF	Deuel	47 min
Jun 13, 7:13 PM MDT	Severe Thunderstorm Warning	LBF	Garden	47 min
Jun 13, 7:27 PM MDT	Severe Thunderstorm Warning	LBF	Cherry, Grant	48 min
Jun 13, 7:46 PM MDT	Severe Thunderstorm Warning	LBF	Grant	59 min
Jun 14, 3:04 PM MDT	Severe Thunderstorm Warning	LBF	Brown, Keya Paha, Rock	56 min
Jun 14, 3:16 PM MDT	Severe Thunderstorm Warning	LBF	Holt, Rock	44 min
Jun 14, 4:00 PM MDT	Severe Thunderstorm Warning	LBF	Boyd, Holt, Keya Paha, Rock	60 min
Jun 14, 4:54 PM MDT	Severe Thunderstorm Warning	LBF	Holt	51 min
Jun 14, 5:59 PM MDT	Severe Thunderstorm Warning	LBF	Custer	31 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.