Alert archive / Nebraska / Tornado Warnings in 2011

Tornado Warning 16, NWS North Platte, NE

June 16, 2011Cherry County, Nebraska

NWS North Platte, NE issued this tornado warning at Jun 16, 2011, 5:19 PM MDT for Cherry County, Nebraska. It was in force for 26 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 16, 2011, 5:19 PM MDT (23:19 UTC)
Expired: Jun 16, 2011, 5:45 PM MDT
In force: 26 min
Issued by: NWS North Platte, NE
Area: Storm-based polygon

County Cherry County, NE

The radar

The North Platte radar (KLNX), 135 km from the middle of the area, began a volume at 23:21 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 16, 1:55 PM MDT	Severe Thunderstorm Watch	SPC	9 hr

The nearest sounding before it

Rapid City, SD (KUNR), launched 12:00Z, 11.3 hours before the alert went out and 168 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 2064 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: -23 m²/s²
0-3 km storm-relative helicity: -12 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

586 
WFUS53 KLBF 162319
TORLBF
NEC031-162345-
/O.NEW.KLBF.TO.W.0016.110616T2319Z-110616T2345Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
519 PM MDT THU JUN 16 2011

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN CHERRY COUNTY IN NORTH CENTRAL NEBRASKA...

* UNTIL 545 PM MDT

* AT 517 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED 5 MILES WEST OF INTERSECTION OF HIGHWAY 61 AND
  SHADBOLT ROAD...OR 21 MILES EAST OF GORDON...AND MOVING NORTHEAST
  AT 10 MPH.

* THIS DANGEROUS STORM WILL BE NEAR...
  INTERSECTION OF HIGHWAY 61 AND SHADBOLT ROAD AROUND 530 PM MDT.
  HIGHWAY 61 CROSSING THE NIOBRARA RIVER AROUND 545 PM MDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS TORNADO WARNING REPLACES THE SEVERE THUNDERSTORM WARNING THAT
WAS IN EFFECT FOR THE SAME AREA.

&&

LAT...LON 4293 10174 4276 10147 4263 10188 4272 10198
TIME...MOT...LOC 2319Z 232DEG 15KT 4270 10181

$$

JACOBS

1 follow-up statement

045 
WWUS53 KLBF 162331
SVSLBF

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

NEC031-162345-
/O.CON.KLBF.TO.W.0016.000000T0000Z-110616T2345Z/
CHERRY NE-
531 PM MDT THU JUN 16 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHWESTERN CHERRY COUNTY
UNTIL 545 PM MDT...

AT 526 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR INTERSECTION OF HIGHWAY 61 AND SHADBOLT
ROAD...OR 23 MILES EAST OF GORDON...MOVING NORTHEAST AT 30 MPH.

THIS DANGEROUS STORM WILL BE NEAR...
  HIGHWAY 61 CROSSING THE NIOBRARA RIVER AROUND 540 PM MDT.

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 4273 10194 4293 10174 4276 10147 4265 10183
TIME...MOT...LOC 2331Z 226DEG 27KT 4276 10173

$$

JACOBS

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 16, 3:40 AM MDT	Severe Thunderstorm Warning	LBF	Lincoln	65 min
Jun 16, 4:03 PM MDT	Severe Thunderstorm Warning	LBF	Cherry	42 min
Jun 16, 4:43 PM MDT	Severe Thunderstorm Warning	LBF	Cherry	32 min
Jun 16, 4:59 PM MDT	Severe Thunderstorm Warning	LBF	Cherry, Garden, Sheridan	61 min
Jun 16, 5:01 PM MDT	Severe Thunderstorm Warning	LBF	Cherry	44 min
Jun 16, 5:29 PM MDT	Severe Thunderstorm Warning	LBF	Garden, Grant, Sheridan	46 min
Jun 16, 5:42 PM MDT	Tornado Warning	LBF	Cherry	33 min
Jun 16, 5:45 PM MDT	Severe Thunderstorm Warning	LBF	Cherry, Sheridan	45 min

Nearby

Tornado Warnings in Nebraska, 2011 Every tornado warning in 2011 Tornadoes 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.