Alert archive / Kansas / Tornado Warnings in 2018

Tornado Warning 20, NWS Wichita, KS

October 9, 2018Labette County, Montgomery County, Kansas

NWS Wichita, KS issued this tornado warning at Oct 9, 2018, 12:34 PM CDT for Labette County, Montgomery County, Kansas. It was in force for 17 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: Oct 9, 2018, 12:34 PM CDT (17:34 UTC)
Expired: Oct 9, 2018, 12:51 PM CDT
In force: 17 min
Issued by: NWS Wichita, KS
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.0 in

Counties Labette County, KS, Montgomery County, KS

The radar

The Tulsa radar (KINX), 117 km from the middle of the area, began a volume at 17:33 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
Oct 9, 12:17 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 5.6 hours before the alert went out and 167 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: 372 J/kg
Mixed-layer CIN: -44 J/kg
Mixed-layer LCL: 747 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 159 m²/s²
0-3 km storm-relative helicity: 112 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 1.2

Open this sounding in Storm Lab

The text

As transmitted.

307 
WFUS53 KICT 091734
TORICT
KSC099-125-091815-
/O.NEW.KICT.TO.W.0020.181009T1734Z-181009T1815Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Wichita KS
1234 PM CDT TUE OCT 9 2018

The National Weather Service in Wichita has issued a

* Tornado Warning for...
  Northwestern Labette County in southeastern Kansas...
  Eastern Montgomery County in southeastern Kansas...

* Until 115 PM CDT.

* At 1233 PM CDT, a severe thunderstorm capable of producing a
  tornado was located near Liberty, or near Coffeyville, moving
  northeast at 35 mph.

  HAZARD...Tornado.

  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...
  Coffeyville, Independence, Cherryvale, Dearing, Liberty, Sycamore,
  Parsons Tri City Airport, Dennis and Big Hill Lake.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3707 9580 3739 9571 3739 9549 3738 9539
      3703 9562
TIME...MOT...LOC 1733Z 206DEG 31KT 3711 9566 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

CARUSO

1 follow-up statement

295 
WWUS53 KICT 091751
SVSICT

Severe Weather Statement
National Weather Service Wichita KS
1251 PM CDT TUE OCT 9 2018

KSC099-125-091801-
/O.CAN.KICT.TO.W.0020.000000T0000Z-181009T1815Z/
Labette KS-Montgomery KS-
1251 PM CDT TUE OCT 9 2018

...THE TORNADO WARNING FOR NORTHWESTERN LABETTE AND EASTERN
MONTGOMERY COUNTIES IS CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been cancelled.  However gusty winds and
heavy rain are still possible with this thunderstorm.

A Tornado Watch remains in effect until 800 PM CDT for southeastern
Kansas.

LAT...LON 3707 9580 3739 9571 3739 9549 3738 9539
      3703 9562
TIME...MOT...LOC 1750Z 206DEG 31KT 3725 9557 

$$

CARUSO

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 8, 10:37 PM CDT	Areal Flood Warning	ICT	Chase, Greenwood	58 hr
Oct 9, 12:21 AM CDT	Areal Flood Warning	ICT	Butler, Cowley	36 hr
Oct 9, 10:36 AM CDT	Flash Flood Warning	ICT	Harper, Kingman	4 hr
Oct 9, 12:22 PM CDT	Severe Thunderstorm Warning	ICT	Labette, Montgomery	32 min
Oct 9, 12:41 PM CDT	Areal Flood Warning	ICT	Harvey, Reno, Sedgwick, Sumner	24 hr
Oct 9, 12:45 PM CDT	Areal Flood Warning	ICT	Barton, Ellsworth, Lincoln, McPherson, Rice, Russell	24 hr
Oct 9, 1:12 PM CDT	Severe Thunderstorm Warning	ICT	Labette	32 min
Oct 9, 4:27 PM CDT	River Flood Warning	ICT	Wilson	10 hr

Nearby

Tornado Warnings in Kansas, 2018 Every tornado warning in 2018 Tornadoes in 2018

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.