Alert archive / Nebraska / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 101, NWS North Platte, NE

May 22, 2012Holt County, Wheeler County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at May 22, 2012, 7:14 AM CDT for Holt County, Wheeler County, Nebraska. It was in force for 61 min. 4 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 22, 2012, 7:14 AM CDT (12:14 UTC)
Expired
May 22, 2012, 8:15 AM CDT
In force
61 min
Issued by
NWS North Platte, NE
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

Counties Holt County, NE, Wheeler County, NE

The radar

The North Platte radar (KLNX), 167 km from the middle of the area, began a volume at 12:16 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

TimeReportWhereRemark
May 22, 7:15 AM CDTHAIL 15 N Chambers, NE
May 22, 7:23 AM CDTHAIL 17 Ne Chambers, NE
May 22, 7:35 AM CDTHAIL 19 Ne Chambers, NEQUARTER SIZE HAIL COVERING THE GROUND.
May 22, 7:45 AM CDTHAIL 1.2511 S Oneill, NE

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

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 0.2 hours before the alert went out and 205 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, N. Platte/Lee Bi, NE at 12:00Z on 2012-05-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 808 joules per kilogram.LCLLFCEL10008507005003002001001 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, N. Platte/Lee Bi, NE at 12:00Z on 2012-05-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 146 square meters per square second.193958Sfc1 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
808 J/kg
Mixed-layer CIN
-313 J/kg
Mixed-layer LCL
1354 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
146 m²/s²
0-3 km storm-relative helicity
229 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.4

Open this sounding in Storm Lab

The text

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

172 
WUUS53 KLBF 221214
SVRLBF
NEC089-183-221315-
/O.NEW.KLBF.SV.W.0101.120522T1214Z-120522T1315Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
714 AM CDT TUE MAY 22 2012

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN HOLT COUNTY IN NORTH CENTRAL NEBRASKA...
  NORTHERN WHEELER COUNTY IN NORTH CENTRAL NEBRASKA...

* UNTIL 815 AM CDT

* AT 710 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
  STORM WAS LOCATED NEAR CHAMBERS...OR 14 MILES SOUTH OF ONEILL...AND
  MOVING EAST AT 20 MPH.

* LOCATIONS IMPACTED INCLUDE...
  GOOSE LAKE STATE WILDLIFE MANAGEMENT AREA...INMAN...PAGE...EWING...
  KNIEVELS CORNER AND HIGHWAY 281 MILE MARKER 170.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 4203 9875 4243 9882 4242 9829 4202 9829
TIME...MOT...LOC 1214Z 271DEG 18KT 4227 9869
WIND...HAIL <50MPH 1.00IN

$$

BUTTLER
4 follow-up statements
509 
WWUS53 KLBF 221234
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
734 AM CDT TUE MAY 22 2012

NEC089-183-221315-
/O.CON.KLBF.SV.W.0101.000000T0000Z-120522T1315Z/
HOLT NE-WHEELER NE-
734 AM CDT TUE MAY 22 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHERN
WHEELER AND SOUTHEASTERN HOLT COUNTIES UNTIL 815 AM CDT...

AT 727 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING PING PONG BALL SIZE HAIL. 
THIS STORM WAS LOCATED 7 MILES NORTHEAST OF CHAMBERS...OR 12 MILES
SOUTH OF ONEILL...MOVING EAST AT 15 MPH.

LOCATIONS IMPACTED INCLUDE...
  GOOSE LAKE STATE WILDLIFE MANAGEMENT AREA...INMAN...EWING...PAGE
  AND KNIEVELS CORNER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

THIS STORM HAS A HISTORY OF PRODUCING QUARTER SIZED HAIL. SEEK SHELTER 
NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.

&&

LAT...LON 4203 9875 4243 9882 4242 9829 4202 9829
TIME...MOT...LOC 1233Z 269DEG 12KT 4228 9864
WIND...HAIL <50MPH 1.50IN

$$

BUTTLER
194 
WWUS53 KLBF 221247
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
747 AM CDT TUE MAY 22 2012

NEC089-183-221315-
/O.CON.KLBF.SV.W.0101.000000T0000Z-120522T1315Z/
HOLT NE-WHEELER NE-
747 AM CDT TUE MAY 22 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHERN
WHEELER AND SOUTHEASTERN HOLT COUNTIES UNTIL 815 AM CDT...

AT 745 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
STORM WAS LOCATED 7 MILES SOUTHWEST OF INMAN...OR 12 MILES SOUTH OF
ONEILL...MOVING EAST AT 15 MPH.

LOCATIONS IMPACTED INCLUDE...
  GOOSE LAKE STATE WILDLIFE MANAGEMENT AREA...INMAN...EWING...PAGE
  AND KNIEVELS CORNER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 4203 9875 4243 9882 4242 9829 4202 9829
TIME...MOT...LOC 1248Z 269DEG 11KT 4229 9860
WIND...HAIL <50MPH 1.00IN

$$

BUTTLER
754 
WWUS53 KLBF 221303
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
803 AM CDT TUE MAY 22 2012

NEC089-183-221315-
/O.CON.KLBF.SV.W.0101.000000T0000Z-120522T1315Z/
HOLT NE-WHEELER NE-
803 AM CDT TUE MAY 22 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHERN
WHEELER AND SOUTHEASTERN HOLT COUNTIES UNTIL 815 AM CDT...

AT 802 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
STORM WAS LOCATED 7 MILES SOUTH OF INMAN...OR 13 MILES SOUTH OF
ONEILL...MOVING EAST AT 10 MPH.

LOCATIONS IMPACTED INCLUDE...
  GOOSE LAKE STATE WILDLIFE MANAGEMENT AREA...INMAN...PAGE...EWING
  AND KNIEVELS CORNER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 4203 9875 4243 9882 4242 9829 4202 9829
TIME...MOT...LOC 1303Z 268DEG 8KT 4228 9858
WIND...HAIL <50MPH 1.00IN

$$

BUTTLER
692 
WWUS53 KLBF 221315
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
815 AM CDT TUE MAY 22 2012

NEC089-183-221325-
/O.EXP.KLBF.SV.W.0101.000000T0000Z-120522T1315Z/
HOLT NE-WHEELER NE-
815 AM CDT TUE MAY 22 2012

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN WHEELER AND
SOUTHEASTERN HOLT COUNTIES HAS EXPIRED...

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 UP TO THE SIZE OF PENNIES IS STILL POSSIBLE WITH 
THIS THUNDERSTORM.

LAT...LON 4203 9875 4243 9882 4242 9829 4202 9829
TIME...MOT...LOC 1315Z 266DEG 9KT 4229 9852

$$

BUTTLER

The office that day

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

IssuedProductOfficeCountiesLasted
May 21, 7:12 PM CDTSevere Thunderstorm WarningLBFKeith, Perkins48 min
May 21, 7:42 PM CDTSevere Thunderstorm WarningLBFCherry48 min
May 21, 7:59 PM CDTSevere Thunderstorm WarningLBFKeith, Lincoln, Perkins35 min
May 22, 3:31 AM CDTRed Flag WarningLBFArthur, Chase, Cherry, Deuel, Garden, Grant and 5 more17 hr

Nearby

Severe Thunderstorm Warnings in Nebraska, 2012Every severe thunderstorm warning in 2012

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.