Alert archive / Missouri / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 71, NWS Kansas City, MO

June 16, 2012Grundy County, Mercer County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Jun 16, 2012, 2:14 PM CDT for Grundy County, Mercer County, Missouri. It was in force for 31 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 16, 2012, 2:14 PM CDT (19:14 UTC)
Expired
Jun 16, 2012, 2:45 PM CDT
In force
31 min
Issued by
NWS Kansas City, MO
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Grundy County, MO, Mercer County, MO

The radar

The Des Moines radar (KDMX), 157 km from the middle of the area, began a volume at 19:16 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.

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

Topeka, KS (KTOP), launched 12:00Z, 7.2 hours before the alert went out and 232 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, Topeka, KS at 12:00Z on 2012-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1225 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, Topeka, KS at 12:00Z on 2012-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -55 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
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.

791 
WUUS53 KEAX 161914
SVREAX
MOC079-129-161945-
/O.NEW.KEAX.SV.W.0071.120616T1914Z-120616T1945Z/

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

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN GRUNDY COUNTY IN NORTH CENTRAL MISSOURI...
  SOUTHERN MERCER COUNTY IN NORTH CENTRAL MISSOURI...

* UNTIL 245 PM CDT

* AT 208 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR SPICKARD...
  AND MOVING NORTHEAST AT 30 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...
  PRINCETON AND MILL GROVE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4038 9336 4037 9337 4019 9359 4026 9376
      4028 9376 4044 9366
TIME...MOT...LOC 1914Z 212DEG 24KT 4029 9362

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

$$

BOOKBINDER
3 follow-up statements
726 
WWUS53 KEAX 161925
SVSEAX

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

MOC079-161935-
/O.CAN.KEAX.SV.W.0071.000000T0000Z-120616T1945Z/
GRUNDY MO-
225 PM CDT SAT JUN 16 2012

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN GRUNDY COUNTY IS
CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED NORTH INTO MERCER 
COUNTY.

LAT...LON 4038 9337 4037 9337 4026 9350 4027 9368
      4044 9366
TIME...MOT...LOC 1925Z 212DEG 24KT 4035 9357

$$

MOC129-161945-
/O.CON.KEAX.SV.W.0071.000000T0000Z-120616T1945Z/
MERCER MO-
225 PM CDT SAT JUN 16 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN
MERCER COUNTY UNTIL 245 PM CDT...

AT 221 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 4 MILES SOUTH OF 
PRINCETON...AND MOVING NORTHEAST 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...
MILL GROVE...PRINCETON AND RURAL SOUTHERN MERCER COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS. PEOPLE OUTSIDE
SHOULD MOVE TO A SHELTER...INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

&&

LAT...LON 4038 9337 4037 9337 4026 9350 4027 9368
      4044 9366
TIME...MOT...LOC 1925Z 212DEG 24KT 4035 9357

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

$$

BOOKBINDER
247 
WWUS53 KEAX 161936
SVSEAX

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

MOC129-161945-
/O.CON.KEAX.SV.W.0071.000000T0000Z-120616T1945Z/
MERCER MO-
236 PM CDT SAT JUN 16 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
MERCER COUNTY UNTIL 245 PM CDT...

AT 232 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 5 MILES SOUTHEAST 
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...
  MAINLY RURAL AREAS OF EASTERN MERCER COUNTY.

THIS WARNING WILL BE EXTENDED SHORTLY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS. PEOPLE OUTSIDE
SHOULD MOVE TO A SHELTER...INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

&&

LAT...LON 4028 9349 4032 9365 4043 9362 4038 9337
      4037 9337
TIME...MOT...LOC 1936Z 219DEG 20KT 4037 9349

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

$$

BOOKBINDER
215 
WWUS53 KEAX 161946
SVSEAX

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

MOC129-161956-
/O.EXP.KEAX.SV.W.0071.000000T0000Z-120616T1945Z/
MERCER MO-
246 PM CDT SAT JUN 16 2012

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL MERCER COUNTY HAS 
BEEN REISSUED AND EXTENDED ACROSS THE NORTHEAST PORTIONS OF THE 
COUNTY...

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

LAT...LON 4028 9349 4032 9365 4043 9362 4038 9337
      4037 9337
TIME...MOT...LOC 1936Z 219DEG 20KT 4037 9349

$$

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, 2:40 PM CDTSevere Thunderstorm WarningEAXMercer, Putnam35 min
Jun 16, 3:10 PM CDTSevere Thunderstorm WarningEAXPutnam35 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.