Alert archive / Missouri / Tornado Warnings in 2011

Tornado Warning 48, NWS Kansas City, MO

June 14, 2011Adair County, Macon County, Missouri

NWS Kansas City, MO issued this tornado warning at Jun 14, 2011, 10:59 PM CDT for Adair County, Macon County, Missouri. It was in force for 18 min. 1 report 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: Jun 14, 2011, 10:59 PM CDT (03:59 UTC)
Expired: Jun 14, 2011, 11:17 PM CDT
In force: 18 min
Issued by: NWS Kansas City, MO
Area: Storm-based polygon

Counties Adair County, MO, Macon County, MO

The radar

The Pleasant Hill radar (KEAX), 185 km from the middle of the area, began a volume at 04:03 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
Jun 14, 11:03 PM CDT	HAIL 1.75	2 Nw Goldsberry, MO

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
Jun 14, 3:53 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 4.0 hours before the alert went out and 262 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1429 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 42 m²/s²
0-3 km storm-relative helicity: 238 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.

563 
WFUS53 KEAX 150359
TOREAX
MOC001-121-150430-
/O.NEW.KEAX.TO.W.0048.110615T0359Z-110615T0430Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
1059 PM CDT TUE JUN 14 2011

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTH CENTRAL ADAIR COUNTY IN NORTHEAST MISSOURI...
  NORTHWESTERN MACON COUNTY IN NORTH CENTRAL MISSOURI...

* UNTIL 1130 PM CDT

* AT 1045 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A LARGE CONE 
TORNADO NEAR JOHNSTOWN. THIS TORNADO IS 13 MILES NORTH OF 
BUCKLIN...OR 18 MILES NORTHEAST OF BROOKFIELD. DOPPLER RADAR SHOWED 
THIS TORNADO MOVING EAST AT 25 MPH.

* LOCATIONS IMPACTED INCLUDE...
  ELMER AND SOUTH GIFFORD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. 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 3993 9257 3990 9284 3992 9285 4002 9285
      4011 9266
TIME...MOT...LOC 0358Z 248DEG 21KT 3998 9281
HAIL 1.00IN

$$

ACH/DD

2 follow-up statements

921 
WWUS53 KEAX 150410
SVSEAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
1110 PM CDT TUE JUN 14 2011

MOC001-121-150430-
/O.CON.KEAX.TO.W.0048.000000T0000Z-110615T0430Z/
MACON MO-ADAIR MO-
1110 PM CDT TUE JUN 14 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTH CENTRAL ADAIR AND
NORTH CENTRAL MACON COUNTIES UNTIL 1130 PM CDT...

AT 1107 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS 
STORM WHICH HAS A HISTORY OF PRODUCING A TORNADO WAS LOCATED 14 
MILES WEST OF LA PLATA...MOVING EAST AT 25 MPH.

LOCATIONS IMPACTED INCLUDE...
  ELMER AND SOUTH GIFFORD.

RECENT LOCAL STORM REPORTS: 
AT 1039 PM...A TRAINED WEATHER SPOTTER REPORTED A TORNADO 5 MILES 
NORTH-NORTHEAST OF BROOKFIELD.
AT 1045 PM...A STORM CHASER REPORTED A TORNADO 2 MILES WEST OF NEW 
BOSTON.
AT 1102 PM...LOCAL LAW ENFORCEMENT REPORTED A FUNNEL CLOUD 2 MILES
NORTHEAST OF NEW BOSTON.
AT 1103 PM...THE PUBLIC REPORTED GOLF BALL SIZE HAIL 2 MILES
NORTHWEST OF GOLDSBERRY.

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 3991 9274 3997 9280 4001 9281 4011 9266
      3993 9257
TIME...MOT...LOC 0408Z 248DEG 21KT 4000 9274
HAIL <.75IN

$$

ACH/DD

526 
WWUS53 KEAX 150417
SVSEAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
1117 PM CDT TUE JUN 14 2011

MOC001-121-150427-
/O.CAN.KEAX.TO.W.0048.000000T0000Z-110615T0430Z/
MACON MO-ADAIR MO-
1117 PM CDT TUE JUN 14 2011

...THE TORNADO WARNING FOR SOUTH CENTRAL ADAIR AND NORTH CENTRAL
MACON COUNTIES IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.

LAT...LON 3991 9274 3997 9280 4001 9281 4011 9266
      3993 9257
TIME...MOT...LOC 0417Z 248DEG 21KT 4002 9268

$$

ACH/DD

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 14, 7:05 PM CDT	Special Weather Statement	EAX	Nodaway	40 min
Jun 14, 8:37 PM CDT	Special Weather Statement	EAX	Grundy	23 min
Jun 14, 8:38 PM CDT	Special Weather Statement	EAX	Livingston	37 min
Jun 14, 9:06 PM CDT	Severe Thunderstorm Warning	EAX	Carroll, Grundy, Linn, Livingston, Sullivan	24 min
Jun 14, 9:29 PM CDT	Severe Thunderstorm Warning	EAX	Chariton, Grundy, Linn, Livingston, Sullivan	46 min
Jun 14, 9:34 PM CDT	Special Weather Statement	EAX	Adair	26 min
Jun 14, 9:51 PM CDT	Severe Thunderstorm Warning	EAX	Putnam, Schuyler, Sullivan	24 min
Jun 14, 10:01 PM CDT	Special Weather Statement	EAX	Adair	29 min
Jun 14, 10:15 PM CDT	Severe Thunderstorm Warning	EAX	Putnam, Schuyler	15 min
Jun 14, 10:17 PM CDT	Special Weather Statement	EAX	Linn	43 min
Jun 14, 10:27 PM CDT	Severe Thunderstorm Warning	EAX	Adair, Linn, Macon, Sullivan	33 min
Jun 14, 10:31 PM CDT	Areal Flood Advisory	EAX	Grundy, Linn, Livingston, Sullivan	4 hr
Jun 14, 10:36 PM CDT	Tornado Warning	EAX	Linn, Macon	24 min
Jun 14, 10:52 PM CDT	Areal Flood Advisory	EAX	Putnam, Schuyler	4 hr
Jun 14, 11:08 PM CDT	Special Weather Statement	EAX	Mercer	37 min
Jun 15, 1:03 AM CDT	Severe Thunderstorm Warning	EAX	Schuyler	27 min
Jun 15, 11:40 AM CDT	Areal Flood Advisory	EAX	Atchison	24 hr

Nearby

Tornado Warnings in Missouri, 2011 Every tornado warning in 2011 Tornadoes in 2011

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.