Alert archive / Kansas / Tornado Warnings in 2017

Tornado Warning 5, NWS Topeka, KS

March 6, 2017Lyon County, Morris County, Wabaunsee County, Kansas

NWS Topeka, KS issued this tornado warning at Mar 6, 2017, 6:05 PM CST for Lyon County, Morris County, Wabaunsee County, Kansas. It was in force for 25 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
Mar 6, 2017, 6:05 PM CST (00:05 UTC)
Expired
Mar 6, 2017, 6:30 PM CST
In force
25 min
Issued by
NWS Topeka, KS
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties Lyon County, KS, Morris County, KS, Wabaunsee County, KS

The radar

The Topeka radar (KTWX), 41 km from the middle of the area, began a volume at 00:06 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.

IssuedProductOfficeLasted
Mar 6, 2:27 PM CSTTornado WatchSPC8 hr

The nearest sounding before it

Topeka, KS (KFOE), launched 00:00Z, 0.1 hours before the alert went out and 74 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, Topeka, KS at 00:00Z on 2017-03-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 707 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, Topeka, KS at 00:00Z on 2017-03-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 333 square meters per square second.1939587897117136Sfc1 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
707 J/kg
Mixed-layer CIN
-62 J/kg
Mixed-layer LCL
1970 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
333 m²/s²
0-3 km storm-relative helicity
349 m²/s²
Significant tornado parameter
0.0
Supercell composite
9.4

Open this sounding in Storm Lab

The text

As transmitted.

765 
WFUS53 KTOP 070005
TORTOP
KSC111-127-197-070030-
/O.NEW.KTOP.TO.W.0005.170307T0005Z-170307T0030Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Topeka KS
605 PM CST MON MAR 6 2017

The National Weather Service in Topeka has issued a

* Tornado Warning for...
  Southeastern Morris County in east central Kansas...
  Southeastern Wabaunsee County in east central Kansas...
  Northern Lyon County in east central Kansas...

* Until 630 PM CST
    
* At 605 PM CST, a severe thunderstorm capable of producing a tornado
  was located near Council Grove, moving east at 45 mph.

  HAZARD...Tornado and quarter size hail. 

  SOURCE...Radar indicated rotation. 

  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. 

* This dangerous storm will be near...
  Council Grove near 608 PM. Dunlap around 615 PM CST. Bushong 
  around 625 PM CST. Allen and Admire around 630 PM CST. 

This includes Kansas Turnpike between mile markers 139 and 154.
 
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 3852 9662 3870 9658 3880 9642 3887 9595
      3858 9595 3852 9636
TIME...MOT...LOC 0005Z 262DEG 38KT 3862 9651 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

BB
1 follow-up statement
190 
WWUS53 KTOP 070015
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
615 PM CST MON MAR 6 2017

KSC111-127-197-070030-
/O.CON.KTOP.TO.W.0005.000000T0000Z-170307T0030Z/
Morris-Wabaunsee-Lyon-
615 PM CST MON MAR 6 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 PM CST FOR
SOUTHEASTERN MORRIS...SOUTHEASTERN WABAUNSEE AND NORTHERN LYON
COUNTIES...
    
At 614 PM CST, a severe thunderstorm capable of producing a tornado 
was located near 4 miles northwest of Dunlap, and a separate area of 
rotation capable of producing a tornado about 10 miles 
southwest of Eskridge, moving east at 45 mph.

HAZARD...Tornado and quarter size hail. 

SOURCE...Radar indicated rotation. 

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. 

This dangerous storm will be near...
  Bushong around 625 PM CST. 
  Allen and Admire around 630 PM CST. 

This includes Kansas Turnpike between mile markers 139 and 154.
 
LAT...LON 3852 9655 3873 9647 3881 9636 3887 9595
      3858 9595 3852 9636
TIME...MOT...LOC 0014Z 262DEG 38KT 3862 9639 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

BB

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 6, 6:19 PM CSTTornado WarningTOPShawnee26 min
Mar 6, 6:30 PM CSTTornado WarningTOPLyon, Osage, Shawnee, Wabaunsee30 min
Mar 6, 6:30 PM CSTTornado Warning Tornado observedTOPJackson, Jefferson, Shawnee30 min
Mar 6, 6:35 PM CSTSevere Thunderstorm WarningTOPCoffey, Lyon, Osage25 min
Mar 6, 6:47 PM CSTSevere Thunderstorm WarningTOPDouglas, Jefferson, Osage, Shawnee43 min
Mar 6, 6:49 PM CSTSevere Thunderstorm WarningTOPDouglas, Franklin, Lyon, Osage56 min
Mar 6, 6:56 PM CSTSevere Thunderstorm WarningTOPAnderson, Coffey, Franklin, Lyon, Osage64 min
Mar 6, 7:27 PM CSTSevere Thunderstorm WarningTOPDouglas18 min
Mar 6, 7:42 PM CSTSpecial Weather StatementTOPFranklin18 min
Mar 6, 7:54 PM CSTSevere Thunderstorm WarningTOPAnderson, Coffey, Franklin32 min
Mar 7, 3:27 AM CSTWind AdvisoryTOPAnderson, Brown, Clay, Cloud, Coffey, Dickinson and 17 more15 hr
Mar 7, 3:30 PM CSTFire Weather WatchTOPAnderson, Brown, Coffey, Dickinson, Douglas, Franklin and 12 more12 hr

Nearby

Tornado Warnings in Kansas, 2017Every tornado warning in 2017Tornadoes in 2017

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.