Alert archive / Nebraska / Tornado Warnings in 2015

Tornado Warning 5, NWS North Platte, NE

May 24, 2015Cherry County, Nebraska

NWS North Platte, NE issued this tornado warning at May 24, 2015, 5:00 PM MDT for Cherry County, Nebraska. It was in force for 30 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
May 24, 2015, 5:00 PM MDT (23:00 UTC)
Expired
May 24, 2015, 5:30 PM MDT
In force
30 min
Issued by
NWS North Platte, NE
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

County Cherry County, NE

The radar

The North Platte radar (KLNX), 148 km from the middle of the area, began a volume at 23:01 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 nearest sounding before it

Rapid City, SD (KRAP), launched 12:00Z, 11.0 hours before the alert went out and 158 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-pSkew-T log-p diagram, Rapid City, SD at 12:00Z on 2015-05-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Rapid City, SD at 12:00Z on 2015-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
500 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
57 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.

535 
WFUS53 KLBF 242300
TORLBF
NEC031-242330-
/O.NEW.KLBF.TO.W.0005.150524T2300Z-150524T2330Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
500 PM MDT SUN MAY 24 2015

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

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

* UNTIL 530 PM MDT

* AT 457 PM MDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED 10 MILES EAST OF GORDON...AND WAS NEARLY
  STATIONARY.

  HAZARD...TORNADO AND QUARTER SIZE HAIL.

  SOURCE...RADAR INDICATED ROTATION. AT 445 PM MDT...LAW ENFORCEMENT 
           REPORTED TWO TORNADOES 10 MILES EAST OF GORDON. THEY HAVE 
           SINCE LIFTED.

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
           TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
           LIKELY.

* THIS DANGEROUS STORM WILL AFFECT MAINLY RURAL AREAS OF NORTHWESTERN
  CHERRY COUNTY...INCLUDING THE FOLLOWING LOCATIONS...BAYONNE AND
  INTERSECTION OF HIGHWAY 20 AND IRWIN ROAD.

THIS INCLUDES HIGHWAY 20 BETWEEN MILE MARKERS 114 AND 126.

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 4288 10184 4274 10186 4275 10206 4289 10208
TIME...MOT...LOC 2259Z 339DEG 1KT 4280 10200

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$
CDC
2 follow-up statements
134 
WWUS53 KLBF 242318
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
618 PM CDT SUN MAY 24 2015

NEC031-242330-
/O.CON.KLBF.TO.W.0005.000000T0000Z-150524T2330Z/
CHERRY NE-
518 PM MDT SUN MAY 24 2015

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHWESTERN CHERRY COUNTY
UNTIL 530 PM MDT...

AT 514 PM MDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 9 MILES EAST OF GORDON...AND MOVING SOUTHWEST AT 5 MPH.

HAZARD...TORNADO.

SOURCE...RADAR INDICATED ROTATION. AT 445 PM MDT...LAW ENFORCEMENT 
         REPORTED TWO TORNADOES 10 MILES EAST OF GORDON. THEY HAVE 
         SINCE LIFTED. ANOTHER SPOTTER PHOTOGRAPHED A SMALL    
         TORNADO NEAR THE SAME TIME.

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
         TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
         LIKELY.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF EXTREME WESTERN CHERRY COUNTY.

THIS INCLUDES HIGHWAY 20 BETWEEN MILE MARKERS 114 AND 126.

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 4288 10184 4274 10186 4275 10206 4289 10208
TIME...MOT...LOC 2316Z 048DEG 3KT 4276 10204

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$
CDC
563 
WWUS53 KLBF 242328
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
628 PM CDT SUN MAY 24 2015

NEC031-242338-
/O.EXP.KLBF.TO.W.0005.000000T0000Z-150524T2330Z/
CHERRY NE-
528 PM MDT SUN MAY 24 2015

...THE TORNADO WARNING FOR NORTHWESTERN CHERRY COUNTY WILL EXPIRE AT
630 PM MDT...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
HOWEVER...SMALL HAIL AND HEAVY RAIN ARE STILL POSSIBLE WITH THIS 
THUNDERSTORM.

LAT...LON 4288 10184 4274 10186 4275 10206 4289 10208
TIME...MOT...LOC 2328Z 048DEG 3KT 4275 10205

$$
CDC

The office that day

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

IssuedProductOfficeCountiesLasted
May 24, 10:33 AM MDTRiver Flood AdvisoryLBFGarden, Keith42 days
May 24, 4:27 PM MDTTornado WarningLBFCherry33 min

Nearby

Tornado Warnings in Nebraska, 2015Every tornado warning in 2015Tornadoes in 2015

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.