Alert archive / Kansas / Tornado Warnings in 2012

Tornado Warning 25, NWS Wichita, KS

April 14, 2012Harper County, Kansas

NWS Wichita, KS issued this tornado warning at Apr 14, 2012, 8:22 PM CDT for Harper County, Kansas. It was in force for 38 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
Apr 14, 2012, 8:22 PM CDT (01:22 UTC)
Expired
Apr 14, 2012, 9:00 PM CDT
In force
38 min
Issued by
NWS Wichita, KS
Area
Storm-based polygon
Tornado
Observed
Hail
2.5 in

County Harper County, KS

The radar

The Vance AFB radar (KVNX), 38 km from the middle of the area, began a volume at 01:23 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
Apr 14, 8:49 PM CDTTORNADO7 S Anthony, KSWEDGE TORNADO CROSSING THE KANSAS OKLAHOMA BORDER, 2 MILEES NORTH OF MANCHESTER.
Apr 14, 8:52 PM CDTTORNADO7 S Anthony, KSPOWER LINES DOWN ALONG HIGHWAY 179 ONE MILE NORTH OF THE KANSAS OKLAHOMA STATE LINE.
Apr 14, 9:00 PM CDTTORNADO2 Nw Bluff City, KSLARGE WEDGE TORNADO. APPROXIMATELY A 1/2 MILE WIDE.

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 14, 5:24 PM CDTTornado Watch PDSSPC9 hr

The nearest sounding before it

Lamont, OK (KLMN), launched 00:00Z, 1.4 hours before the alert went out and 75 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, Lamont, OK at 00:00Z on 2012-04-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2195 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, Lamont, OK at 00:00Z on 2012-04-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 335 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
2195 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
863 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
335 m²/s²
0-3 km storm-relative helicity
436 m²/s²
Significant tornado parameter
5.9
Supercell composite
19.0

Open this sounding in Storm Lab

The text

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

838 
WFUS53 KICT 150122
TORICT
KSC077-150200-
/O.NEW.KICT.TO.W.0025.120415T0122Z-120415T0200Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WICHITA KS
822 PM CDT SAT APR 14 2012

THE NATIONAL WEATHER SERVICE IN WICHITA HAS ISSUED A

* TORNADO WARNING FOR...
  HARPER COUNTY IN SOUTH CENTRAL KANSAS...

* UNTIL 900 PM CDT

* AT 819 PM CDT...A CONFIRMED TORNADO WAS LOCATED NEAR BYRON OVER    
  NORTHERN OKLAHOMA...AND MOVING NORTHEAST AT 30 MPH.

  HAZARD...DAMAGING TORNADO AND TENNIS BALL SIZE HAIL.

  SOURCE...SPOTTER CONFIRMED TORNADO.

  IMPACT...SIGNIFICANT HOUSE AND BUILDING DAMAGE POSSIBLE. MOBILE
           HOMES COMPLETELY DESTROYED IF HIT. SOME TREES UPROOTED OR
           SNAPPED. VEHICLES WILL LIKELY BE THROWN BY TORNADIC WINDS.

* LOCATIONS IMPACTED INCLUDE...
  ANTHONY...WALDRON AND BLUFF CITY.

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 3700 9833 3731 9810 3715 9780 3712 9780
      3700 9799 3699 9833
TIME...MOT...LOC 0122Z 223DEG 26KT 3690 9827

TORNADO...OBSERVED
HAIL...2.50IN

$$

KLEINSASSER
2 follow-up statements
440 
WWUS53 KICT 150133
SVSICT

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WICHITA KS
833 PM CDT SAT APR 14 2012

KSC077-150200-
/O.CON.KICT.TO.W.0025.000000T0000Z-120415T0200Z/
HARPER KS-
833 PM CDT SAT APR 14 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR HARPER COUNTY UNTIL 900 PM
CDT...

AT 831 PM CDT...A CONFIRMED TORNADO WAS LOCATED NEAR WALDRON...AND
MOVING NORTHEAST AT 40 MPH.

HAZARD...DAMAGING TORNADO AND TENNIS BALL SIZE HAIL.

SOURCE...WEATHER SPOTTERS CONFIRMED TORNADO.

IMPACT...SIGNIFICANT HOUSE AND BUILDING DAMAGE POSSIBLE. MOBILE HOMES
         COMPLETELY DESTROYED IF HIT. SOME TREES UPROOTED OR SNAPPED.
         VEHICLES WILL LIKELY BE THROWN BY TORNADIC WINDS.

LOCATIONS IMPACTED INCLUDE...
ANTHONY AND BLUFF CITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. 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.

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

&&

LAT...LON 3700 9833 3731 9810 3715 9780 3712 9780
      3700 9799 3699 9833
TIME...MOT...LOC 0133Z 233DEG 35KT 3699 9811

TORNADO...OBSERVED
HAIL...2.50IN

$$

KLEINSASSER
203 
WWUS53 KICT 150136
SVSICT

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WICHITA KS
836 PM CDT SAT APR 14 2012

KSC077-150200-
/O.CON.KICT.TO.W.0025.000000T0000Z-120415T0200Z/
HARPER KS-
836 PM CDT SAT APR 14 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR HARPER COUNTY UNTIL 900 PM
CDT...

AT 831 PM CDT...A CONFIRMED LARGE AND EXTREMELY DANGEROUS TORNADO WAS
LOCATED NEAR WALDRON...AND MOVING NORTHEAST AT 40 MPH.

THIS IS A PARTICULARLY DANGEROUS SITUATION.

HAZARD...DAMAGING TORNADO.

SOURCE...WEATHER SPOTTERS CONFIRMED TORNADO.

IMPACT...MAJOR HOUSE AND BUILDING DAMAGE LIKELY AND COMPLETE
         DESTRUCTION POSSIBLE. NUMEROUS TREES SNAPPED. MAJOR POWER
         OUTAGES IN PATH OF TORNADO HIGHLY LIKELY. SOME ROADS
         POSSIBLY BLOCKED BY TORNADO DEBRIS. COMPLETE DESTRUCTION OF
         VEHICLES LIKELY.

LOCATIONS IMPACTED INCLUDE...
ANTHONY AND BLUFF CITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A LARGE...EXTREMELY DANGEROUS AND POTENTIALLY DEADLY
TORNADO IS ON THE GROUND. TO PROTECT YOUR LIFE...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.

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

&&

LAT...LON 3700 9833 3731 9810 3715 9780 3712 9780
      3700 9799 3699 9833
TIME...MOT...LOC 0136Z 230DEG 35KT 3701 9809

TORNADO...OBSERVED
TORNADO DAMAGE THREAT...SIGNIFICANT
HAIL...2.50IN

$$

KLEINSASSER

The office that day

Everything else NWS Wichita, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 14, 7:12 PM CDTTornado WarningICTReno37 min
Apr 14, 7:34 PM CDTSevere Thunderstorm WarningICTHarvey, McPherson, Marion, Reno41 min
Apr 14, 7:43 PM CDTSpecial Weather StatementICTRussell32 min
Apr 14, 7:45 PM CDTTornado WarningICTHarper28 min
Apr 14, 7:47 PM CDTTornado WarningICTHarvey, McPherson, Marion28 min
Apr 14, 7:54 PM CDTSevere Thunderstorm WarningICTRussell20 min
Apr 14, 7:54 PM CDTSevere Thunderstorm WarningICTBarton36 min
Apr 14, 8:10 PM CDTTornado Warning Tornado observedICTMcPherson, Marion50 min
Apr 14, 8:14 PM CDTSevere Thunderstorm WarningICTBarton, Ellsworth, Lincoln, Russell46 min
Apr 14, 8:32 PM CDTTornado WarningICTLincoln, Russell28 min
Apr 14, 8:40 PM CDTTornado WarningICTMarion31 min
Apr 14, 8:47 PM CDTTornado Warning Tornado observedSignificant damage threatICTHarper, Sumner43 min
Apr 14, 9:19 PM CDTTornado Warning EmergencyTornado observedSignificant damage threatICTSumner41 min
Apr 14, 9:30 PM CDTTornado Warning Tornado observedSignificant damage threatICTSedgwick45 min
Apr 14, 9:32 PM CDTTornado Warning Tornado observedICTBarton, Reno, Rice43 min
Apr 14, 10:09 PM CDTTornado Warning Tornado observedSignificant damage threatICTSedgwick51 min
Apr 14, 10:10 PM CDTTornado Warning Tornado observedSignificant damage threatICTEllsworth, McPherson, Rice32 min
Apr 14, 10:13 PM CDTTornado Warning Tornado observedICTEllsworth, McPherson, Rice, Saline37 min
Apr 14, 10:27 PM CDTTornado Warning EmergencyTornado observedCatastrophic damage threatICTButler, Sedgwick33 min
Apr 14, 10:38 PM CDTAreal Flood WarningICTSedgwick3 hr
Apr 14, 10:40 PM CDTTornado Warning Tornado observedSignificant damage threatICTMcPherson, Saline50 min
Apr 14, 10:41 PM CDTTornado Warning Tornado observedSignificant damage threatICTButler49 min
Apr 14, 10:47 PM CDTTornado WarningICTEllsworth, Rice43 min
Apr 14, 11:03 PM CDTAreal Flood WarningICTButler3 hr
Apr 14, 11:12 PM CDTAreal Flood WarningICTBarton, Ellsworth, Rice, Saline4 hr
Apr 14, 11:24 PM CDTTornado Warning Tornado observedICTButler, Chase, Greenwood51 min
Apr 14, 11:27 PM CDTTornado Warning Tornado observedICTEllsworth, Lincoln, Saline48 min
Apr 15, 12:11 AM CDTSpecial Weather StatementICTEllsworth, Rice34 min
Apr 15, 12:33 AM CDTSevere Thunderstorm WarningICTRice27 min
Apr 15, 12:48 AM CDTSevere Thunderstorm WarningICTHarper42 min
Apr 15, 1:02 AM CDTSevere Thunderstorm WarningICTKingman43 min
Apr 15, 1:29 AM CDTSevere Thunderstorm WarningICTHarvey, Reno, Sedgwick, Sumner46 min
Apr 15, 2:36 AM CDTSpecial Weather StatementICTButler39 min
Apr 15, 3:40 AM CDTSpecial Weather StatementICTCowley35 min
Apr 15, 4:03 AM CDTSpecial Weather StatementICTChautauqua, Elk, Greenwood, Montgomery, Wilson, Woodson27 min
Apr 15, 4:03 AM CDTWind AdvisoryICTAllen, Barton, Butler, Chase, Chautauqua, Cowley and 20 more16 hr
Apr 15, 5:01 AM CDTSevere Thunderstorm WarningICTAllen, Labette, Montgomery, Neosho, Wilson, Woodson59 min
Apr 15, 6:03 AM CDTSevere Thunderstorm WarningICTLabette, Montgomery42 min

Nearby

Tornado Warnings in Kansas, 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.