Alert archive / Missouri / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 72, NWS Kansas City, MO

June 16, 2012Mercer County, Putnam County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Jun 16, 2012, 2:40 PM CDT for Mercer County, Putnam County, Missouri. It was in force for 35 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: Jun 16, 2012, 2:40 PM CDT (19:40 UTC)
Expired: Jun 16, 2012, 3:15 PM CDT
In force: 35 min
Issued by: NWS Kansas City, MO
Area: Storm-based polygon
Hail: 1.5 in
Wind: 70.0 mph

Counties Mercer County, MO, Putnam County, MO

The radar

The Des Moines radar (KDMX), 147 km from the middle of the area, began a volume at 19:42 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 16, 3:05 PM CDT	HAIL 1.5	Lucerne, MO
Jun 16, 3:15 PM CDT	HAIL 1.75	2 E Lucerne, MO	QUARTER TO GOLF BALL SIZED HAIL

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 16, 12:35 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 7.7 hours before the alert went out and 255 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: 1225 J/kg
Mixed-layer CIN: -151 J/kg
Mixed-layer LCL: 1023 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: -55 m²/s²
0-3 km storm-relative helicity: -18 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.

663 
WUUS53 KEAX 161940
SVREAX
MOC129-171-162015-
/O.NEW.KEAX.SV.W.0072.120616T1940Z-120616T2015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
240 PM CDT SAT JUN 16 2012

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN MERCER COUNTY IN NORTH CENTRAL MISSOURI...
  WESTERN PUTNAM COUNTY IN NORTH CENTRAL MISSOURI...

* UNTIL 315 PM CDT

* AT 240 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 6 MILES EAST OF
  PRINCETON...AND MOVING NORTHEAST AT 25 MPH.

  HAZARD...PING PONG BALL SIZE HAIL AND 70 MPH WIND GUSTS.

  SOURCE...RADAR INDICATED.

  IMPACT...DAMAGE TO VEHICLES...ROOFS AND WINDOWS. TREE BRANCHES UP
           TO THREE INCHES IN DIAMETER BROKEN. POSSIBLE MINOR DAMAGE
           TO SHINGLE ROOFS AND METAL OUTBUILDINGS.

* LOCATIONS IMPACTED INCLUDE...
  LUCERNE AND POWERSVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4058 9307 4045 9323 4038 9334 4038 9336
      4036 9337 4030 9346 4037 9360 4058 9342
TIME...MOT...LOC 1940Z 219DEG 20KT 4038 9347

HAIL...1.50IN
WIND...70 MPH

$$

BOOKBINDER

2 follow-up statements

975 
WWUS53 KEAX 161955
SVSEAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
255 PM CDT SAT JUN 16 2012

MOC129-171-162015-
/O.CON.KEAX.SV.W.0072.000000T0000Z-120616T2015Z/
MERCER MO-PUTNAM MO-
255 PM CDT SAT JUN 16 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR WESTERN PUTNAM
AND NORTHEASTERN MERCER COUNTIES UNTIL 315 PM CDT...

AT 249 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 10 MILES SOUTHEAST
OF MERCER...AND MOVING NORTHEAST AT 25 MPH.

HAZARD...HALF DOLLAR SIZE HAIL AND 70 MPH WIND GUSTS.

SOURCE...RADAR INDICATED.

IMPACT...MINOR DAMAGE TO VEHICLES...ROOFS AND WINDOWS. TREE BRANCHES
         UP TO THREE INCHES IN DIAMETER BROKEN. POSSIBLE MINOR DAMAGE
         TO SHINGLE ROOFS AND METAL OUTBUILDINGS.

LOCATIONS IMPACTED INCLUDE...
LUCERNE AND POWERSVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4058 9307 4045 9323 4038 9334 4038 9336
      4037 9337 4042 9351 4058 9338
TIME...MOT...LOC 1955Z 219DEG 20KT 4044 9337

HAIL...1.25IN
WIND...70 MPH

$$

BOOKBINDER

612 
WWUS53 KEAX 162017
SVSEAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
317 PM CDT SAT JUN 16 2012

MOC129-171-162027-
/O.EXP.KEAX.SV.W.0072.000000T0000Z-120616T2015Z/
MERCER MO-PUTNAM MO-
317 PM CDT SAT JUN 16 2012

...THE SEVERE THUNDERSTORM WARNING FOR WESTERN PUTNAM AND 
NORTHEASTERN MERCER COUNTIES HAS BEEN REISSUED FOR PUTNAM COUNTY...

PLEASE REFER TO THAT BULLETIN FOR THE LATEST SEVERE WEATHER
INFORMATION.

LAT...LON 4058 9307 4045 9323 4038 9334 4038 9336
      4037 9337 4042 9351 4058 9338
TIME...MOT...LOC 1955Z 219DEG 20KT 4044 9337

$$

BOOKBINDER

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 16, 12:03 PM CDT	Special Weather Statement	EAX	Holt	27 min
Jun 16, 12:15 PM CDT	Severe Thunderstorm Warning	EAX	Atchison, Holt	30 min
Jun 16, 12:45 PM CDT	Special Weather Statement	EAX	Atchison, Nodaway	30 min
Jun 16, 1:54 PM CDT	Severe Thunderstorm Warning	EAX	Nodaway	36 min
Jun 16, 2:00 PM CDT	Special Weather Statement	EAX	Mercer	45 min
Jun 16, 2:13 PM CDT	Severe Thunderstorm Warning	EAX	Worth	32 min
Jun 16, 2:14 PM CDT	Severe Thunderstorm Warning	EAX	Grundy, Mercer	31 min
Jun 16, 3:10 PM CDT	Severe Thunderstorm Warning	EAX	Putnam	35 min
Jun 16, 3:23 PM CDT	Special Weather Statement	EAX	Mercer	52 min
Jun 16, 3:47 PM CDT	Special Weather Statement	EAX	Adair, Macon, Putnam	43 min
Jun 16, 3:56 PM CDT	Severe Thunderstorm Warning	EAX	Linn, Livingston	34 min
Jun 16, 4:05 PM CDT	Severe Thunderstorm Warning	EAX	Macon	27 min
Jun 16, 4:11 PM CDT	Severe Thunderstorm Warning	EAX	Chariton, Howard, Randolph	34 min
Jun 16, 4:26 PM CDT	Special Weather Statement	EAX	Howard	49 min
Jun 16, 4:38 PM CDT	Severe Thunderstorm Warning	EAX	Howard	37 min
Jun 16, 5:01 PM CDT	Special Weather Statement	EAX	Lafayette	44 min
Jun 16, 6:08 PM CDT	Special Weather Statement	EAX	Johnson	37 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2012 Every severe thunderstorm warning in 2012

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.