Alert archive / Missouri / Tornado Warnings in 2015

Tornado Warning 25, NWS Kansas City, MO

July 6, 2015Clay County, Missouri

NWS Kansas City, MO issued this tornado warning at Jul 6, 2015, 4:55 PM CDT for Clay County, Missouri. It was in force for 20 min. 5 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: Jul 6, 2015, 4:55 PM CDT (21:55 UTC)
Expired: Jul 6, 2015, 5:15 PM CDT
In force: 20 min
Issued by: NWS Kansas City, MO
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

County Clay County, MO

The radar

The Pleasant Hill radar (KEAX), 55 km from the middle of the area, began a volume at 21:58 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

Time	Report	Where	Remark
Jul 6, 5:00 PM CDT	TSTM WND DMG	Oaks, MO	PHOTOS OF TREE DAMAGE AT NORTH OAK TRFWY AND ENGLEWOOD RD.
Jul 6, 5:04 PM CDT	TORNADO	2 N Glenaire, MO	DEBRIS REPORTED WITH THE STORM.
Jul 6, 5:06 PM CDT	TSTM WND GST 60	3 Nne Oakview, MO	3 MILES NORTH OF GLADSTONE
Jul 6, 5:09 PM CDT	TORNADO	1 Sw Liberty, MO
Jul 6, 5:10 PM CDT	TSTM WND DMG	2 Nnw Glenaire, MO	DEBRIS REPORTED AT INTERSECTION

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.

Issued	Product	Office	Lasted
Jul 6, 3:26 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Topeka, KS (KFOE), launched 12:00Z, 9.9 hours before the alert went out and 101 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: 625 J/kg
Mixed-layer CIN: -194 J/kg
Mixed-layer LCL: 1151 m above ground
0-6 km bulk shear: 6 kt
0-1 km storm-relative helicity: 94 m²/s²
0-3 km storm-relative helicity: 131 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

136 
WFUS53 KEAX 062155
TOREAX
MOC047-062215-
/O.NEW.KEAX.TO.W.0025.150706T2155Z-150706T2215Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
ISSUED BY NATIONAL WEATHER SERVICE TOPEKA KS
455 PM CDT MON JUL 6 2015

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN CLAY COUNTY IN WEST CENTRAL MISSOURI...

* UNTIL 515 PM CDT
    
* AT 455 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED OVER PLEASANT VALLEY...MOVING SOUTHEAST AT 45
  MPH.

  HAZARD...TORNADO. 

  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...
  LIBERTY AND GLENAIRE AROUND 500 PM CDT.

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 3932 9460 3936 9454 3925 9434 3917 9444
      3917 9460
TIME...MOT...LOC 2155Z 320DEG 38KT 3925 9452 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

The office that day

Everything else NWS Kansas City, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 6, 3:44 AM CDT	Flash Flood Watch	EAX	Adair, Bates, Buchanan, Caldwell, Carroll, Cass and 21 more	60 hr
Jul 6, 9:40 AM CDT	River Flood Warning	EAX	Cass, Henry, Johnson	71 hr
Jul 6, 9:40 AM CDT	River Flood Warning	EAX	Bates, Cass, Henry	3 days
Jul 6, 10:21 AM CDT	River Flood Warning	EAX	Clay, Jackson, Lafayette, Platte, Ray	70 hr
Jul 6, 10:21 AM CDT	River Flood Warning	EAX	Carroll, Lafayette, Saline	4 days
Jul 6, 10:21 AM CDT	River Flood Warning	EAX	Carroll, Chariton, Saline	5 days
Jul 6, 1:53 PM CDT	Areal Flood Advisory	EAX	Gentry, Worth	3 hr
Jul 6, 2:26 PM CDT	Special Weather Statement	EAX	Harrison	34 min
Jul 6, 2:44 PM CDT	Special Weather Statement	EAX	Andrew	31 min
Jul 6, 2:55 PM CDT	Severe Thunderstorm Warning	EAX	Andrew, Buchanan, Clinton, DeKalb	50 min
Jul 6, 3:19 PM CDT	Areal Flood Advisory	EAX	Andrew, Buchanan	2 hr
Jul 6, 3:52 PM CDT	Severe Thunderstorm Warning	EAX	Buchanan, Platte	38 min
Jul 6, 4:02 PM CDT	Tornado Warning	EAX	Platte	13 min
Jul 6, 4:18 PM CDT	Severe Thunderstorm Warning	EAX	Clay, Platte	57 min
Jul 6, 4:29 PM CDT	Flash Flood Warning	EAX	Buchanan, Clay, Clinton, Platte	4 hr
Jul 6, 4:51 PM CDT	Severe Thunderstorm Warning	EAX	Clay, Jackson, Platte	39 min
Jul 6, 4:58 PM CDT	Flash Flood Warning	EAX	Clay, Jackson, Platte	4 hr
Jul 6, 5:09 PM CDT	Tornado Warning Tornado observed	EAX	Clay, Jackson	21 min
Jul 6, 5:27 PM CDT	Tornado Warning	EAX	Clay, Jackson, Ray	18 min
Jul 6, 5:36 PM CDT	Tornado Warning	EAX	Jackson	24 min
Jul 6, 5:45 PM CDT	Severe Thunderstorm Warning	EAX	Jackson, Lafayette, Ray	30 min
Jul 6, 5:59 PM CDT	Severe Thunderstorm Warning	EAX	Cass, Jackson	46 min
Jul 6, 6:15 PM CDT	Severe Thunderstorm Warning	EAX	Carroll, Lafayette, Ray	45 min
Jul 6, 6:51 PM CDT	Areal Flood Advisory	EAX	Caldwell, Cass, Jackson, Lafayette, Ray	4 hr

Nearby

Tornado Warnings in Missouri, 2015 Every tornado warning in 2015 Tornadoes in 2015

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.