Alert archive / Missouri / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 182, NWS St. Louis, MO

July 7, 2014Adams County, Pike County, Illinois; 6 counties in Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Jul 7, 2014, 11:02 PM CDT for Adams County, Pike County, Illinois; 6 counties in Missouri. It was in force for 58 min. 10 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: Jul 7, 2014, 11:02 PM CDT (04:02 UTC)
Expired: Jul 8, 2014, 12:00 AM CDT
In force: 58 min
Issued by: NWS St. Louis, MO
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Adams County, IL, Pike County, IL, Audrain County, MO, Lewis County, MO, Marion County, MO, Monroe County, MO, Pike County, MO, Ralls County, MO

The radar

The St Louis radar (KLSX), 152 km from the middle of the area, began a volume at 04:06 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
Jul 7, 11:12 PM CDT	TSTM WND GST 50	3 W Hannibal, MO	ALONG HIGHWAY 24 BETWEEN 36 AND 61. ABOUT MIDWAY BETWEEN HANNIBAL AND PALMYRA.
Jul 7, 11:30 PM CDT	TSTM WND DMG	5 Sw Hannibal, MO	STOP SIGN BLOWN OVER AT HIGHWAY 61 AND ROUTE HH
Jul 7, 11:35 PM CDT	TSTM WND DMG	4 Sw Hannibal, MO	STOP SIGN BLOWN OVER AT ROUTE HH AND U.S. HIGHWAY 61.
Jul 7, 11:35 PM CDT	TSTM WND DMG	Hannibal, MO	STORE FRONT WINDOWS BROKEN OUT OF 3 STORES AND SEVERAL CARS MOVED.
Jul 7, 11:40 PM CDT	TSTM WND GST 48	4 Ne Burton, IL
Jul 7, 11:50 PM CDT	TSTM WND DMG	Hannibal, MO	TRAFFIC LIGHT BLOWN DOWN IN DOWNTOWN HANNIBAL. SEVERAL STORE FRONT WINDOWS SHATTERED.
Jul 7, 11:58 PM CDT	TSTM WND DMG	Center, MO	POWER LINES DOWN
Jul 7, 11:58 PM CDT	TSTM WND DMG	Vandalia, MO	TREES AND POWER LINES DOWN. SHED DESTROYED.
Jul 8, 12:00 AM CDT	TSTM WND DMG	Vandalia, MO	ROOF LIFTED OFF A BUILDING WITH DEBRIS IN THE AIR. TIME ESTIMATED FROM RADAR.
Jul 8, 12:08 AM CDT	TSTM WND DMG	New London, MO	POWER LINES DOWN

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
Jul 7, 8:52 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 4.0 hours before the alert went out and 199 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: 237 J/kg
Mixed-layer CIN: -122 J/kg
Mixed-layer LCL: 1607 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 8 m²/s²
0-3 km storm-relative helicity: 19 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.1

Open this sounding in Storm Lab

The text

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

242 
WUUS53 KLSX 080402
SVRLSX
ILC001-149-MOC007-111-127-137-163-173-080500-
/O.NEW.KLSX.SV.W.0182.140708T0402Z-140708T0500Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1102 PM CDT MON JUL 7 2014

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ADAMS COUNTY IN WEST CENTRAL ILLINOIS...
  WESTERN PIKE COUNTY IN WEST CENTRAL ILLINOIS...
  NORTHERN AUDRAIN COUNTY IN CENTRAL MISSOURI...
  EASTERN LEWIS COUNTY IN NORTHEAST MISSOURI...
  MARION COUNTY IN NORTHEAST MISSOURI...
  EASTERN MONROE COUNTY IN NORTHEAST MISSOURI...
  WESTERN PIKE COUNTY IN NORTHEAST MISSOURI...
  RALLS COUNTY IN NORTHEAST MISSOURI...

* UNTIL MIDNIGHT CDT

* AT 1101 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM CANTON TO RENSSELAER TO SANTA FE...AND MOVING EAST
  AT 35 MPH.

  HAZARD...60 MPH WIND GUSTS.

  SOURCE...RADAR INDICATED.

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES.

* LOCATIONS IMPACTED INCLUDE...
  SANTA FE...PALMYRA...QUINCY...HANNIBAL...VANDALIA...LA GRANGE...
  RENSSELAER...SPAULDING...PERRY...CENTER...MENDON...FALL CREEK...NEW
  LONDON...FARBER...PAYSON...SPENCERBURG...FRANKFORD...CAMP POINT...
  GOLDEN AND CURRYVILLE.

THIS WARNING INCLUDES MARK TWAIN LAKE RECREATIONAL AREA...SILOAM
SPRINGS STATE PARK AND WAKONDA STATE PARK.

THIS WARNING ALSO INCLUDES...
INTERSTATE 172 FROM EXIT 2 TO EXIT 19.
INTERSTATE 72 FROM EXIT 4 TO EXIT 20.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4025 9149 4020 9150 4020 9092 4019 9091
      3999 9091 3971 9092 3925 9127 3923 9208
      3970 9172 4025 9164 4025 9150
TIME...MOT...LOC 0402Z 270DEG 30KT 4019 9151 3970 9159
          3935 9189

HAIL...<.75IN
WIND...60MPH

$$

GLASS

2 follow-up statements

961 
WWUS53 KLSX 080427
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1127 PM CDT MON JUL 7 2014

ILC001-149-MOC007-111-127-137-163-173-080500-
/O.CON.KLSX.SV.W.0182.000000T0000Z-140708T0500Z/
PIKE IL-ADAMS IL-LEWIS MO-MARION MO-MONROE MO-PIKE MO-RALLS MO-
AUDRAIN MO-
1127 PM CDT MON JUL 7 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR ADAMS AND
WESTERN PIKE COUNTIES IN WEST CENTRAL ILLINOIS...AND NORTHERN AUDRAIN
COUNTY IN CENTRAL MISSOURI...AND RALLS...WESTERN PIKE...EASTERN
MONROE...EASTERN MARION AND EASTERN LEWIS COUNTIES IN NORTHEAST
MISSOURI UNTIL MIDNIGHT CDT...

AT 1125 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 7 MILES EAST OF MENDON TO HANNIBAL TO 6 MILES WEST OF
CENTER TO 7 MILES NORTHEAST OF CENTRALIA...AND MOVING EAST AT 35 MPH.

HAZARD...60 MPH WIND GUSTS.

SOURCE...RADAR INDICATED.

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES.

LOCATIONS IMPACTED INCLUDE...
HANNIBAL...SANTA FE...VANDALIA...FALL CREEK...PAYSON...PERRY...CAMP
POINT...GOLDEN...CENTER...NEW LONDON...CLAYTON...BEVERLY...
FRANKFORD...BARRY...SPENCERBURG...FARBER...CURRYVILLE...COATSBURG...
COLUMBUS AND ADAMS.

THIS WARNING INCLUDES MARK TWAIN LAKE RECREATIONAL AREA...SILOAM
SPRINGS STATE PARK AND WAKONDA STATE PARK.

THIS WARNING ALSO INCLUDES...
INTERSTATE 172 FROM EXIT 2 TO EXIT 19.
INTERSTATE 72 FROM EXIT 4 TO EXIT 20.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4025 9149 4020 9150 4020 9092 4019 9091
      3999 9091 3971 9092 3925 9127 3923 9208
      3970 9172 4025 9164 4025 9150
TIME...MOT...LOC 0427Z 270DEG 30KT 4012 9115 3971 9140
          3952 9162 3927 9200

HAIL...<.75IN
WIND...60MPH

$$

GLASS

651 
WWUS53 KLSX 080446
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1146 PM CDT MON JUL 7 2014

ILC001-149-MOC007-111-127-137-163-173-080500-
/O.CON.KLSX.SV.W.0182.000000T0000Z-140708T0500Z/
PIKE IL-ADAMS IL-LEWIS MO-MARION MO-MONROE MO-PIKE MO-RALLS MO-
AUDRAIN MO-
1146 PM CDT MON JUL 7 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR ADAMS AND
WESTERN PIKE COUNTIES IN WEST CENTRAL ILLINOIS...AND NORTHERN AUDRAIN
COUNTY IN CENTRAL MISSOURI...AND RALLS...WESTERN PIKE...EASTERN
MONROE...EASTERN MARION AND EASTERN LEWIS COUNTIES IN NORTHEAST
MISSOURI UNTIL MIDNIGHT CDT...

AT 1144 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM GOLDEN TO 7 MILES SOUTHEAST OF FALL CREEK TO NEW
LONDON TO 6 MILES WEST OF LADDONIA...AND MOVING EAST AT 35 MPH.

HAZARD...70 MPH WIND GUSTS.

SOURCE...RADAR INDICATED.

IMPACT...EXPECT CONSIDERABLE TREE DAMAGE. DAMAGE IS LIKELY TO MOBILE
         HOMES...ROOFS AND OUTBUILDINGS.

LOCATIONS IMPACTED INCLUDE...
VANDALIA...FRANKFORD...FARBER...BEVERLY...SPENCERBURG...BARRY...
CURRYVILLE...KINDERHOOK...KINGSTON...KELLERVILLE...NEW CANTON...
ASHBURN AND EL DARA.

THIS WARNING INCLUDES MARK TWAIN LAKE RECREATIONAL AREA...SILOAM
SPRINGS STATE PARK AND WAKONDA STATE PARK.

THIS WARNING ALSO INCLUDES...
INTERSTATE 172 FROM EXIT 2 TO EXIT 19.
INTERSTATE 72 FROM EXIT 4 TO EXIT 20.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4025 9149 4020 9150 4020 9092 4019 9091
      3999 9091 3971 9092 3925 9127 3923 9208
      3970 9172 4025 9164 4025 9150
TIME...MOT...LOC 0447Z 270DEG 30KT 4012 9093 3971 9118
          3952 9140 3925 9172

HAIL...<.75IN
WIND...70MPH

$$

GLASS

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 7, 7:05 PM CDT	Severe Thunderstorm Warning	LSX	Saint Clair	40 min
Jul 7, 7:24 PM CDT	Severe Thunderstorm Warning	LSX	Monroe, Saint Clair	51 min
Jul 7, 7:37 PM CDT	Severe Thunderstorm Warning	LSX	Clinton, Saint Clair, Washington	38 min
Jul 7, 7:39 PM CDT	Severe Thunderstorm Warning	LSX	Monroe	51 min
Jul 7, 11:56 PM CDT	Severe Thunderstorm Warning	LSX	Adams, Brown, Calhoun, Pike	64 min
Jul 8, 12:36 AM CDT	Severe Thunderstorm Warning	LSX	Calhoun, Greene, Jersey, Macoupin, Madison, Monroe and 1 more	54 min
Jul 7, 8:06 PM CDT	Severe Thunderstorm Warning	LSX	Jefferson	24 min
Jul 7, 8:27 PM CDT	Severe Thunderstorm Warning	LSX	Jefferson	48 min
Jul 7, 9:14 PM CDT	Severe Thunderstorm Warning	LSX	Jefferson	46 min
Jul 7, 9:23 PM CDT	Areal Flood Advisory	LSX	Jefferson	3 hr
Jul 7, 9:52 PM CDT	Severe Thunderstorm Warning	LSX	Knox, Lewis, Marion, Monroe, Shelby	38 min
Jul 7, 10:27 PM CDT	Severe Thunderstorm Warning	LSX	Audrain, Knox, Lewis, Marion, Monroe, Ralls and 1 more	48 min
Jul 7, 11:08 PM CDT	Severe Thunderstorm Warning	LSX	Audrain, Boone, Callaway, Moniteau	52 min
Jul 7, 11:16 PM CDT	Severe Thunderstorm Warning	LSX	Audrain, Monroe	44 min
Jul 7, 11:18 PM CDT	Severe Thunderstorm Warning	LSX	Cole, Moniteau	42 min
Jul 7, 11:38 PM CDT	Severe Thunderstorm Warning	LSX	Audrain, Boone, Callaway, Cole, Moniteau, Montgomery and 2 more	52 min
Jul 8, 12:03 AM CDT	Severe Thunderstorm Warning	LSX	Callaway, Cole, Franklin, Gasconade, Lincoln, Montgomery and 4 more	57 min
Jul 8, 12:42 AM CDT	Severe Thunderstorm Warning	LSX	Crawford, Washington	63 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2014 Severe Thunderstorm Warnings in Illinois, 2014 Every severe thunderstorm warning 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.