Alert archive / Kansas / Tornado Warnings in 2012
Tornado Warning 43, NWS Wichita, KS
NWS Wichita, KS issued this tornado warning at Apr 30, 2012, 9:15 PM CDT for Harper County, Kansas. It was in force for 15 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
- Apr 30, 2012, 9:15 PM CDT (02:15 UTC)
- Expired
- Apr 30, 2012, 9:30 PM CDT
- In force
- 15 min
- Issued by
- NWS Wichita, KS
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.0 in
County Harper County, KS
The radar
The Vance AFB radar (KVNX), 34 km from the middle of the area, began a volume at 02:15 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 30, 7:30 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Lamont, OK (KLMN), launched 00:00Z, 2.3 hours before the alert went out and 65 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.
- Mixed-layer CAPE
- 2077 J/kg
- Mixed-layer CIN
- -10 J/kg
- Mixed-layer LCL
- 1205 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 86 m²/s²
- 0-3 km storm-relative helicity
- 246 m²/s²
- Significant tornado parameter
- 2.4
- Supercell composite
- 16.5
The text
As transmitted, in the capitals the NWS used until 2016.
647
WFUS53 KICT 010215
TORICT
KSC077-010230-
/O.NEW.KICT.TO.W.0043.120501T0215Z-120501T0230Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WICHITA KS
915 PM CDT MON APR 30 2012
THE NATIONAL WEATHER SERVICE IN WICHITA HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHEASTERN HARPER COUNTY IN SOUTH CENTRAL KANSAS...
* UNTIL 930 PM CDT
* AT 912 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
TORNADO WAS LOCATED NEAR MANCHESTER...AND MOVING SOUTHEAST AT 30
MPH.
HAZARD...DEVELOPING TORNADO AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED ROTATION.
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...
MAINLY RURAL AREAS OF SOUTHERN HARPER COUNTY.
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 3699 9811 3706 9811 3713 9804 3704 9781
3699 9781
TIME...MOT...LOC 0215Z 311DEG 24KT 3702 9801
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
SMITH2 follow-up statements
418
WWUS53 KICT 010223
SVSICT
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WICHITA KS
923 PM CDT MON APR 30 2012
KSC077-010230-
/O.CON.KICT.TO.W.0043.000000T0000Z-120501T0230Z/
HARPER KS-
923 PM CDT MON APR 30 2012
...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN HARPER COUNTY
UNTIL 930 PM CDT...
AT 921 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR MANCHESTER...AND MOVING SOUTHEAST AT 15 MPH.
HAZARD...DEVELOPING TORNADO AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...SIGNIFICANT HOUSE AND BUILDING DAMAGE POSSIBLE. MOBILE HOMES
COMPLETELY DESTROYED IF HIT. SOME TREES UPROOTED OR SNAPPED.
VEHICLES WILL LIKELY BE THROWN BY TORNADIC WINDS.
LOCATIONS IMPACTED INCLUDE...
MAINLY RURAL AREAS OF EXTREME SOUTHERN HARPER COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 3699 9811 3705 9809 3711 9804 3704 9781
3699 9781
TIME...MOT...LOC 0223Z 298DEG 15KT 3702 9800
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
JAKUB944
WWUS53 KICT 010229
SVSICT
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WICHITA KS
929 PM CDT MON APR 30 2012
KSC077-010239-
/O.EXP.KICT.TO.W.0043.000000T0000Z-120501T0230Z/
HARPER KS-
929 PM CDT MON APR 30 2012
...THE TORNADO WARNING FOR SOUTHEASTERN HARPER COUNTY WILL EXPIRE AT
930 PM CDT...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
LAT...LON 3699 9811 3705 9809 3711 9804 3704 9781
3699 9781
TIME...MOT...LOC 0229Z 298DEG 15KT 3701 9797
$$
JAKUBThe office that day
Everything else NWS Wichita, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 30, 7:39 PM CDT | Severe Thunderstorm Warning | ICT | Harper | 66 min |
| Apr 30, 8:08 PM CDT | Severe Thunderstorm Warning | ICT | Kingman | 67 min |
| Apr 30, 8:17 PM CDT | Tornado Warning | ICT | Kingman | 26 min |
| Apr 30, 8:19 PM CDT | Tornado Warning | ICT | Harper | 56 min |
| Apr 30, 8:33 PM CDT | Severe Thunderstorm Warning | ICT | Chautauqua | 14 min |
| Apr 30, 8:45 PM CDT | Special Weather Statement | ICT | Kingman | 45 min |
| Apr 30, 8:47 PM CDT | Severe Thunderstorm Warning | ICT | Labette | 43 min |
| Apr 30, 9:11 PM CDT | Severe Thunderstorm Warning | ICT | Labette, Montgomery | 47 min |
| Apr 30, 9:12 PM CDT | Severe Thunderstorm Warning | ICT | Labette, Neosho | 63 min |
| Apr 30, 9:23 PM CDT | Severe Thunderstorm Warning | ICT | Chautauqua, Elk | 46 min |
| Apr 30, 9:52 PM CDT | Areal Flood Warning | ICT | Labette, Montgomery | 12 hr |
| Apr 30, 9:53 PM CDT | Special Weather Statement | ICT | Sedgwick | 67 min |
| Apr 30, 9:56 PM CDT | Special Weather Statement | ICT | Neosho | 64 min |
| Apr 30, 10:08 PM CDT | Severe Thunderstorm Warning | ICT | Labette | 51 min |
| Apr 30, 10:13 PM CDT | Severe Thunderstorm Warning | ICT | Allen, Neosho | 29 min |
| Apr 30, 10:14 PM CDT | Severe Thunderstorm Warning | ICT | Butler, Cowley, Sedgwick, Sumner | 61 min |
| Apr 30, 10:29 PM CDT | Severe Thunderstorm Warning | ICT | Harper, Sumner | 26 min |
| Apr 30, 10:51 PM CDT | Special Weather Statement | ICT | Greenwood | 54 min |
| Apr 30, 10:53 PM CDT | Areal Flood Warning | ICT | Chautauqua | 12 hr |
| Apr 30, 11:06 PM CDT | Special Weather Statement | ICT | Elk | 54 min |
| Apr 30, 11:11 PM CDT | Special Weather Statement | ICT | Cowley | 64 min |
| Apr 30, 11:19 PM CDT | Special Weather Statement | ICT | Labette | 26 min |
| May 1, 12:05 AM CDT | Special Weather Statement | ICT | Labette | 25 min |
| May 1, 12:16 AM CDT | Special Weather Statement | ICT | Labette, Montgomery | 44 min |
| May 1, 12:59 AM CDT | Special Weather Statement | ICT | Labette | 31 min |
| May 1, 1:22 AM CDT | Severe Thunderstorm Warning | ICT | Labette | 25 min |
| May 1, 6:20 AM CDT | Special Weather Statement | ICT | Chase, Marion | 25 min |
| May 1, 6:50 AM CDT | Severe Thunderstorm Warning | ICT | Marion | 27 min |
| May 1, 8:55 AM CDT | River Flood Warning | ICT | Montgomery, Wilson | 6 hr |
| May 1, 9:54 AM CDT | Areal Flood Warning | ICT | Chautauqua, Labette, Montgomery | 6 hr |
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.