Alert archive / Missouri / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 73, NWS Kansas City, MO

June 16, 2012Putnam County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Jun 16, 2012, 3:10 PM CDT for 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, 3:10 PM CDT (20:10 UTC)
Expired
Jun 16, 2012, 3:45 PM CDT
In force
35 min
Issued by
NWS Kansas City, MO
Area
Storm-based polygon
Hail
1.5 in
Wind
70.0 mph

County Putnam County, MO

The radar

The Des Moines radar (KDMX), 145 km from the middle of the area, began a volume at 20:11 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

TimeReportWhereRemark
Jun 16, 3:15 PM CDTHAIL 1.752 E Lucerne, MOQUARTER TO GOLF BALL SIZED HAIL
Jun 16, 3:34 PM CDTHAIL 1.755 W Unionville, MOFIRE DEPT REPORTS GOLF BALL SIZE HAIL 5.5 MILES WEST OF UNIONVILLE ON RT U/IOWA LINE. FIRE CHIEF REPORTED SEEING SOME ROTATION LASTED 2-3 MINUTES AND DISSIPATED. ALSO REPORTED 50 MPH WINDS.

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.

IssuedProductOfficeLasted
Jun 16, 12:35 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 8.2 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-pSkew-T log-p diagram, Davenport, at 12:00Z on 2012-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 208 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, Davenport, at 12:00Z on 2012-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 130 square meters per square second.193958Sfc1 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
208 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
515 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
130 m²/s²
0-3 km storm-relative helicity
101 m²/s²
Significant tornado parameter
0.1
Supercell composite
2.2

Open this sounding in Storm Lab

The text

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

509 
WUUS53 KEAX 162010
SVREAX
MOC171-162045-
/O.NEW.KEAX.SV.W.0073.120616T2010Z-120616T2045Z/

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

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

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

* UNTIL 345 PM CDT

* AT 306 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 14 MILES WEST 
  OF UNIONVILLE...OR OVER LUCERNE...AND MOVING EAST AT 30 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 UNIONVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4044 9286 4038 9336 4047 9337 4054 9338
      4055 9337 4058 9318 4059 9289
TIME...MOT...LOC 2010Z 256DEG 25KT 4046 9323

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

$$

BOOKBINDER
3 follow-up statements
919 
WWUS53 KEAX 162021
SVSEAX

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

MOC171-162045-
/O.CON.KEAX.SV.W.0073.000000T0000Z-120616T2045Z/
PUTNAM MO-
321 PM CDT SAT JUN 16 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR WESTERN PUTNAM
COUNTY UNTIL 345 PM CDT...

AT 315 PM CDT...A CONFIRMED SEVERE THUNDERSTORM WAS LOCATED 9 MILES 
WEST OF UNIONVILLE...OR 5 MILES EAST OF LUCERNE...AND MOVING EAST AT 
30 MPH. AT 315 PM...LOCAL LAW ENFORCEMENT RELAYED A REPORT OF GOLF 
BALL SIZE HAIL 2 MILES EAST OF LUCERNE. 

HAZARD...GOLF BALL SIZE HAIL AND 70 MPH WIND GUSTS.

SOURCE...LAW ENFORCEMENT.

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...
RURAL PUTNAM COUNTY BETWEEN POWERSVILLE AND UNIONVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM IS PRODUCING LARGE HAIL. SEEK SHELTER NOW INSIDE A STURDY
STRUCTURE AND STAY AWAY FROM WINDOWS.

&&

LAT...LON 4044 9286 4038 9336 4047 9337 4054 9338
      4055 9337 4058 9318 4059 9289
TIME...MOT...LOC 2019Z 249DEG 20KT 4049 9319

HAIL...1.75IN
WIND...70 MPH

$$

BOOKBINDER
925 
WWUS53 KEAX 162031
SVSEAX

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

MOC171-162045-
/O.CON.KEAX.SV.W.0073.000000T0000Z-120616T2045Z/
PUTNAM MO-
331 PM CDT SAT JUN 16 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTH CENTRAL 
PUTNAM COUNTY UNTIL 345 PM CDT...

AT 327 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 7 MILES WEST OF
UNIONVILLE...AND MOVING NORTHEAST AT 25 MPH.

HAZARD...QUARTER SIZE HAIL AND 60 MPH WIND GUSTS.

SOURCE...RADAR INDICATED.

IMPACT...MINOR DAMAGE TO VEHICLES...ROOFS AND WINDOWS. MINOR TREE
         DAMAGE...WITH LIMBS UP TO ONE INCH IN DIAMETER BROKEN.

LOCATIONS IMPACTED INCLUDE...
RURAL NORTH CENTRAL PUTNAM COUNTY.

THIS STORM APPEARS TO BE WEAKENING...WHICH MAY RESULT IN DAMAGING 
DOWNBURST WIND GUSTS BECOMING THE MAIN THREAT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4049 9287 4045 9317 4058 9318 4059 9289
TIME...MOT...LOC 2031Z 249DEG 20KT 4051 9311

HAIL...1.00IN
WIND...60 MPH

$$

BOOKBINDER
077 
WWUS53 KEAX 162049
SVSEAX

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

MOC171-162058-
/O.EXP.KEAX.SV.W.0073.000000T0000Z-120616T2045Z/
PUTNAM MO-
349 PM CDT SAT JUN 16 2012

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL PUTNAM COUNTY HAS 
EXPIRED AT 345 PM CDT...

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

HOWEVER ADDITIONAL STRONG THUNDERSTORMS WILL CONTINUE ACROSS THE 
COUNTY THROUGH 5 PM...AND MAY PRODUCE SMALL HAIL AND GUSTY WINDS. A 
SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED. 

IN ADDITION...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 7 
PM. ANY OF THESE STORMS COULD STRENGTHEN AND BECOME SEVERE SO STAY 
TUNED FOR LATER STATEMENTS AND ANY POSSIBLE WARNINGS. 

LAT...LON 4049 9287 4045 9317 4058 9318 4059 9289
TIME...MOT...LOC 2031Z 249DEG 20KT 4051 9311

$$

BOOKBINDER

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 16, 12:03 PM CDTSpecial Weather StatementEAXHolt27 min
Jun 16, 12:15 PM CDTSevere Thunderstorm WarningEAXAtchison, Holt30 min
Jun 16, 12:45 PM CDTSpecial Weather StatementEAXAtchison, Nodaway30 min
Jun 16, 1:54 PM CDTSevere Thunderstorm WarningEAXNodaway36 min
Jun 16, 2:00 PM CDTSpecial Weather StatementEAXMercer45 min
Jun 16, 2:13 PM CDTSevere Thunderstorm WarningEAXWorth32 min
Jun 16, 2:14 PM CDTSevere Thunderstorm WarningEAXGrundy, Mercer31 min
Jun 16, 2:40 PM CDTSevere Thunderstorm WarningEAXMercer, Putnam35 min
Jun 16, 3:23 PM CDTSpecial Weather StatementEAXMercer52 min
Jun 16, 3:47 PM CDTSpecial Weather StatementEAXAdair, Macon, Putnam43 min
Jun 16, 3:56 PM CDTSevere Thunderstorm WarningEAXLinn, Livingston34 min
Jun 16, 4:05 PM CDTSevere Thunderstorm WarningEAXMacon27 min
Jun 16, 4:11 PM CDTSevere Thunderstorm WarningEAXChariton, Howard, Randolph34 min
Jun 16, 4:26 PM CDTSpecial Weather StatementEAXHoward49 min
Jun 16, 4:38 PM CDTSevere Thunderstorm WarningEAXHoward37 min
Jun 16, 5:01 PM CDTSpecial Weather StatementEAXLafayette44 min
Jun 16, 6:08 PM CDTSpecial Weather StatementEAXJohnson37 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2012Every 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.