Alert archive / Nebraska / Tornado Warnings in 2012

Tornado Warning 3, NWS North Platte, NE

March 18, 2012Lincoln County, Logan County, McPherson County, Nebraska

NWS North Platte, NE issued this tornado warning at Mar 18, 2012, 9:28 PM CDT for Lincoln County, Logan County, McPherson County, Nebraska. It was in force for 32 min. 6 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
Mar 18, 2012, 9:28 PM CDT (02:28 UTC)
Expired
Mar 18, 2012, 10:00 PM CDT
In force
32 min
Issued by
NWS North Platte, NE
Area
Storm-based polygon

Counties Lincoln County, NE, Logan County, NE, McPherson County, NE

The radar

The North Platte radar (KLNX), 52 km from the middle of the area, began a volume at 02:29 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

TimeReportWhereRemark
Mar 18, 9:28 PM CDTFUNNEL CLOUD5 N North Platte, NESPOTTER REPORTS FUNNEL CLOUD APPROXIMATELY 5 MILES NORTH OF NORTH PLATTE MOVING NORTH
Mar 18, 9:30 PM CDTTORNADO10 N North Platte, NETORNADO ON THE GROUND WITH A CYCLIC LIFTING OF THE FUNNEL.
Mar 18, 9:34 PM CDTTSTM WND DMG15 Nne North Platte, NEA 40X22 SHED WAS DESTROYED.
Mar 18, 9:39 PM CDTTORNADO15 N North Platte, NESPOTTER REPORTS TORNADO BECOMING MORE WELL DEFINED. LOCATION IS APPROXIMATE.
Mar 18, 9:43 PM CDTTORNADO5 S Ringgold, NEA TORNADO TOUCHED DOWN APPROXIMATELY 5 MILES SOUTH SOUTHEAST OF RINGGOLD AND TRAVELED INTERMITTENTLY ON THE GROUND FOR FOUR MINUTES TO THE NORTH AND NORTHWEST BEFORE DISSIPATING NEAR THE RINGGOLD CHURCH. TORNADO DAMAGE INCLUDED SEVERAL LARGE TREE LIMBS BROKEN
Mar 18, 9:47 PM CDTFUNNEL CLOUD15 Nne North Platte, NEFUNNEL SPOTTED LOOKING NORTHWEST TOWARD LOGAN AND MCPHERSON COUNTIES

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 00:00Z, 2.5 hours before the alert went out and 45 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 00:00Z on 2012-03-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1047 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 00:00Z on 2012-03-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 185 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
1047 J/kg
Mixed-layer CIN
-43 J/kg
Mixed-layer LCL
1861 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
185 m²/s²
0-3 km storm-relative helicity
252 m²/s²
Significant tornado parameter
0.1
Supercell composite
6.8

Open this sounding in Storm Lab

The text

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

085 
WFUS53 KLBF 190228
TORLBF
NEC111-113-117-190300-
/O.NEW.KLBF.TO.W.0003.120319T0228Z-120319T0300Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
928 PM CDT SUN MAR 18 2012

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTH CENTRAL LINCOLN COUNTY IN SOUTHWEST NEBRASKA...
  WESTERN LOGAN COUNTY IN WEST CENTRAL NEBRASKA...
  EASTERN MCPHERSON COUNTY IN WEST CENTRAL NEBRASKA...

* UNTIL 1000 PM CDT

* AT 924 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
  A CONFIRMED TORNADO 7 MILES NORTH OF NORTH PLATTE. DOPPLER RADAR
  SHOWED THIS TORNADO MOVING NORTH AT 55 MPH.

* THE TORNADO WILL BE NEAR...
  RINGGOLD AROUND 945 PM CDT.

OTHER LOCATIONS IMPACTED BY THE TORNADO INCLUDE HIGHWAY 97 MILE
MARKER 20 AND HIGHWAY 92 MILE MARKER 220.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

&&

LAT...LON 4173 10093 4173 10044 4118 10068 4121 10092
TIME...MOT...LOC 0228Z 190DEG 50KT 4129 10078

$$

TAYLOR
3 follow-up statements
675 
WWUS53 KLBF 190238
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
938 PM CDT SUN MAR 18 2012

NEC111-113-117-190300-
/O.CON.KLBF.TO.W.0003.000000T0000Z-120319T0300Z/
LINCOLN NE-LOGAN NE-MCPHERSON NE-
938 PM CDT SUN MAR 18 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR EASTERN MCPHERSON...
WESTERN LOGAN AND NORTH CENTRAL LINCOLN COUNTIES UNTIL 1000 PM CDT...

AT 934 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
CONFIRMED TORNADO.  THIS TORNADO WAS LOCATED 12 MILES SOUTH OF
RINGGOLD...OR 14 MILES NORTH OF NORTH PLATTE...MOVING NORTH AT 40
MPH.

THIS TORNADO WILL BE NEAR...
  RINGGOLD AROUND 950 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADO INCLUDE HIGHWAY 92 MILE
MARKER 220.

LAT...LON 4173 10093 4173 10044 4118 10068 4121 10092
TIME...MOT...LOC 0238Z 188DEG 36KT 4138 10076

$$

TAYLOR
344 
WWUS53 KLBF 190246
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
946 PM CDT SUN MAR 18 2012

NEC111-113-117-190300-
/O.CON.KLBF.TO.W.0003.000000T0000Z-120319T0300Z/
LINCOLN NE-LOGAN NE-MCPHERSON NE-
946 PM CDT SUN MAR 18 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR EASTERN MCPHERSON...
WESTERN LOGAN AND NORTH CENTRAL LINCOLN COUNTIES UNTIL 1000 PM CDT...

AT 943 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
CONFIRMED TORNADO.  THIS TORNADO WAS LOCATED NEAR RINGGOLD...OR 12
MILES SOUTHEAST OF TRYON...MOVING NORTH AT 45 MPH.

THIS TORNADO WILL BE NEAR...
  RINGGOLD AROUND 950 PM CDT.

PERSONS IN RINGOLD SHOULD BE IN THEIR SHELTERS.

LAT...LON 4173 10093 4173 10044 4118 10068 4121 10092
TIME...MOT...LOC 0245Z 182DEG 40KT 4147 10077

$$

TAYLOR
366 
WWUS53 KLBF 190302
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1002 PM CDT SUN MAR 18 2012

NEC111-113-117-190311-
/O.EXP.KLBF.TO.W.0003.000000T0000Z-120319T0300Z/
LINCOLN NE-LOGAN NE-MCPHERSON NE-
1002 PM CDT SUN MAR 18 2012

...THE TORNADO WARNING FOR EASTERN MCPHERSON...WESTERN LOGAN AND
NORTH CENTRAL LINCOLN 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...GUSTY WINDS AND HEAVY RAIN ARE STILL POSSIBLE
WITH THIS THUNDERSTORM.

LAT...LON 4173 10093 4173 10044 4118 10068 4121 10092
TIME...MOT...LOC 0246Z 182DEG 40KT 4148 10077

$$

TAYLOR

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 18, 7:06 PM CDTSevere Thunderstorm WarningLBFKeith, Lincoln, Perkins39 min
Mar 18, 7:38 PM CDTSevere Thunderstorm WarningLBFArthur, Keith, Lincoln, McPherson52 min
Mar 18, 7:53 PM CDTSevere Thunderstorm WarningLBFHayes, Lincoln52 min
Mar 18, 8:05 PM CDTSevere Thunderstorm WarningLBFCherry, Hooker, McPherson40 min
Mar 18, 8:42 PM CDTSevere Thunderstorm WarningLBFLincoln48 min
Mar 18, 9:04 PM CDTTornado WarningLBFLincoln26 min
Mar 18, 9:32 PM CDTSevere Thunderstorm WarningLBFCherry21 min
Mar 18, 9:43 PM CDTTornado WarningLBFCherry32 min
Mar 18, 10:05 PM CDTSevere Thunderstorm WarningLBFCherry, Logan, Thomas40 min
Mar 18, 10:14 PM CDTTornado WarningLBFCherry16 min
Mar 19, 4:19 AM CDTRed Flag WarningLBFArthur, Cherry, Deuel, Garden, Grant, Keith and 1 more15 hr

Nearby

Tornado Warnings in Nebraska, 2012Every tornado warning in 2012Tornadoes 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.