Alert archive / Missouri / Tornado Warnings in 2014

Tornado Warning 15, NWS Kansas City, MO

May 10, 2014Cooper County, Howard County, Saline County, Missouri

NWS Kansas City, MO issued this tornado warning at May 10, 2014, 7:51 PM CDT for Cooper County, Howard County, Saline County, Missouri. It was in force for 24 min. 2 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: May 10, 2014, 7:51 PM CDT (00:51 UTC)
Expired: May 10, 2014, 8:15 PM CDT
In force: 24 min
Issued by: NWS Kansas City, MO
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.75 in

Counties Cooper County, MO, Howard County, MO, Saline County, MO

The radar

The Pleasant Hill radar (KEAX), 119 km from the middle of the area, began a volume at 00:53 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
May 10, 8:00 PM CDT	TORNADO	5 Sw Slater, MO	TREE LIMBS, DEBRIS, AND POWER LINES DOWN.
May 10, 8:15 PM CDT	HAIL 1	7 Nw Boonville, MO	HAIL 2 INCHES DEEP ON THE GROUND WITH FOG. NEAR BOONESBORO

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
May 10, 5:16 PM CDT	Severe Thunderstorm Watch	SPC	9 hr

The nearest sounding before it

Topeka, KS (KFOE), launched 00:00Z, 0.9 hours before the alert went out and 234 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: 17 J/kg
Mixed-layer CIN: -153 J/kg
Mixed-layer LCL: 2314 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 217 m²/s²
0-3 km storm-relative helicity: 239 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

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

525 
WFUS53 KEAX 110051
TOREAX
MOC053-089-195-110115-
/O.NEW.KEAX.TO.W.0015.140511T0051Z-140511T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
751 PM CDT SAT MAY 10 2014

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN COOPER COUNTY IN CENTRAL MISSOURI...
  SOUTHWESTERN HOWARD COUNTY IN CENTRAL MISSOURI...
  EASTERN SALINE COUNTY IN CENTRAL MISSOURI...

* UNTIL 815 PM CDT

* AT 748 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR SLATER...AND MOVING SOUTHEAST AT 25 MPH.

  HAZARD...TORNADO AND GOLF BALL 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.

* LOCATIONS IMPACTED INCLUDE...
  NELSON...ARROW ROCK AND BLACKWATER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HEAVY RAINFALL MAY HIDE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. TAKE COVER NOW.

THIS STORM HAS A HISTORY OF PRODUCING TORNADOES. TAKE COVER IN A
BASEMENT OR STORM SHELTER NOW!

&&

LAT...LON 3912 9272 3892 9295 3912 9321 3927 9309
TIME...MOT...LOC 0051Z 304DEG 20KT 3914 9305

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

CDB

2 follow-up statements

808 
WWUS53 KEAX 110100
SVSEAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
800 PM CDT SAT MAY 10 2014

MOC053-089-195-110115-
/O.CON.KEAX.TO.W.0015.000000T0000Z-140511T0115Z/
COOPER MO-HOWARD MO-SALINE MO-
800 PM CDT SAT MAY 10 2014

...A TORNADO WARNING REMAINS IN EFFECT FOR EASTERN SALINE...WEST
CENTRAL HOWARD AND NORTHWESTERN COOPER COUNTIES UNTIL 815 PM CDT...

AT 757 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 8 MILES SOUTHEAST OF SLATER...AND MOVING EAST AT 40 MPH.

HAZARD...TORNADO AND GOLF BALL 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.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF NORTHWESTERN COOPER AND WESTERN HOWARD
  COUNTIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HEAVY RAINFALL MAY HIDE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. TAKE COVER NOW.

THIS STORM HAS A HISTORY OF PRODUCING TORNADOES. TAKE COVER IN A
BASEMENT OR STORM SHELTER NOW!

&&

LAT...LON 3912 9312 3925 9305 3912 9272 3892 9295
TIME...MOT...LOC 0100Z 284DEG 33KT 3912 9293

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

CDB

714 
WWUS53 KEAX 110111
SVSEAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
811 PM CDT SAT MAY 10 2014

MOC053-089-195-110121-
/O.EXP.KEAX.TO.W.0015.000000T0000Z-140511T0115Z/
COOPER MO-HOWARD MO-SALINE MO-
811 PM CDT SAT MAY 10 2014

...THE TORNADO WARNING FOR EAST CENTRAL SALINE...WEST CENTRAL HOWARD
AND NORTHWESTERN COOPER COUNTIES WILL EXPIRE AT 815 PM CDT...

THE TORNADO THREAT HAS DIMINISHED...THEREFORE THE TORNADO WARNING HAS
EXPIRED. HOWEVER...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT
FOR THE AREA.

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A SEVERE
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 10 PM CDT.

LAT...LON 3912 9312 3925 9305 3912 9272 3892 9295
TIME...MOT...LOC 0111Z 284DEG 33KT 3909 9280

$$

CDB

The office that day

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

Issued	Product	Office	Counties	Lasted
May 10, 7:13 PM CDT	Severe Thunderstorm Warning	EAX	Carroll, Saline	47 min
May 10, 7:17 PM CDT	Severe Thunderstorm Warning	EAX	Andrew, Buchanan, Clay, Clinton, Platte	43 min
May 10, 7:28 PM CDT	Tornado Warning	EAX	Chariton, Howard, Saline	32 min
May 10, 7:55 PM CDT	Severe Thunderstorm Warning	EAX	Andrew, Buchanan, Clinton, DeKalb, Platte	50 min
May 10, 8:10 PM CDT	Severe Thunderstorm Warning	EAX	Cooper, Howard, Saline	65 min
May 10, 8:38 PM CDT	Severe Thunderstorm Warning	EAX	Cooper, Howard	22 min
May 11, 12:56 AM CDT	Special Weather Statement	EAX	Atchison	34 min
May 11, 1:04 AM CDT	Severe Thunderstorm Warning	EAX	Atchison	26 min
May 11, 8:16 AM CDT	Special Weather Statement	EAX	Atchison	29 min

Nearby

Tornado Warnings in Missouri, 2014 Every tornado warning in 2014 Tornadoes in 2014

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.