Alert archive / Nebraska / Tornado Warnings in 2015

Tornado Warning 4, NWS North Platte, NE

May 24, 2015Cherry County, Nebraska

NWS North Platte, NE issued this tornado warning at May 24, 2015, 4:27 PM MDT for Cherry County, Nebraska. It was in force for 33 min. 3 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: May 24, 2015, 4:27 PM MDT (22:27 UTC)
Expired: May 24, 2015, 5:00 PM MDT
In force: 33 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), 149 km from the middle of the area, began a volume at 22:29 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
May 24, 4:28 PM MDT	FUNNEL CLOUD	15 W Merriman, NE	INTERMITTENT FUNNEL
May 24, 4:30 PM MDT	FUNNEL CLOUD	15 W Merriman, NE	ROPE FUNNEL CLOUD ABOUT HALF WAY TO THE GROUND
May 24, 4:45 PM MDT	TORNADO	10 E Gordon, NE	TWO TORNADOES WERE OCCURRING AT THE SAME TIME BUT HAVE LIFTED AND DISSIPATED.

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

The nearest sounding before it

Rapid City, SD (KRAP), launched 12:00Z, 10.5 hours before the alert went out and 154 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: 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.

720 
WFUS53 KLBF 242227
TORLBF
NEC031-242300-
/O.NEW.KLBF.TO.W.0004.150524T2227Z-150524T2300Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
427 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 500 PM MDT

* AT 425 PM MDT...SEVERE THUNDERSTORMS CAPABLE OF PRODUCING A TORNADO
  WERE LOCATED ALONG A LINE EXTENDING FROM 14 MILES WEST OF MERRIMAN
  TO 11 MILES EAST OF GORDON...AND WAS NEARLY STATIONARY.

  HAZARD...TORNADO AND QUARTER SIZE HAIL.

  SOURCE...LAW ENFORCEMENT REPORTED FUNNEL CLOUD.

  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.

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

THIS INCLUDES HIGHWAY 20 BETWEEN MILE MARKERS 115 AND 132.

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 4298 10176 4273 10180 4275 10204 4299 10204
TIME...MOT...LOC 2227Z 242DEG 2KT 4298 10197 4278 10198

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

$$
CDC

1 follow-up statement

099 
WWUS53 KLBF 242247
SVSLBF

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

NEC031-242300-
/O.CON.KLBF.TO.W.0004.000000T0000Z-150524T2300Z/
CHERRY NE-
447 PM MDT SUN MAY 24 2015

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHWESTERN CHERRY COUNTY
UNTIL 500 PM MDT...

AT 445 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...WEATHER SPOTTERS REPORTED FUNNEL CLOUD.

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...
IRWIN...INTERSECTION OF HIGHWAY 20 AND IRWIN ROAD AND SHELL LAKE
STATE WILDLIFE MANAGEMENT AREA.

THIS INCLUDES HIGHWAY 20 BETWEEN MILE MARKERS 115 AND 132.

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 4298 10176 4273 10180 4275 10204 4299 10204
TIME...MOT...LOC 2247Z 242DEG 2KT 4283 10200

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

$$
CDC

The office that day

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

Issued	Product	Office	Counties	Lasted
May 24, 10:33 AM MDT	River Flood Advisory	LBF	Garden, Keith	42 days
May 24, 5:00 PM MDT	Tornado Warning	LBF	Cherry	30 min

Nearby

Tornado Warnings in Nebraska, 2015 Every tornado warning in 2015 Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.