Tornado Warning 134, NWS St. Louis, MO

Issued

Jun 27, 2011, 1:43 AM CDT (06:43 UTC)

Expired

Jun 27, 2011, 2:15 AM CDT

In force

32 min

Issued by

NWS St. Louis, MO

Area

Storm-based polygon

Counties Adams County, IL, Calhoun County, IL, Greene County, IL, Pike County, IL, Pike County, MO

The St Louis radar (KLSX), 106 km from the middle of the area, began a volume at 06:47 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.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

478 
WFUS53 KLSX 270643
TORLSX
ILC001-013-061-149-MOC163-270715-
/O.NEW.KLSX.TO.W.0134.110627T0643Z-110627T0715Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
143 AM CDT MON JUN 27 2011

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN ADAMS COUNTY IN WEST CENTRAL ILLINOIS... 
  NORTHERN CALHOUN COUNTY IN SOUTHWEST ILLINOIS...
  NORTHWESTERN GREENE COUNTY IN SOUTHWEST ILLINOIS...
  PIKE COUNTY IN WEST CENTRAL ILLINOIS...
  NORTHEASTERN PIKE COUNTY IN NORTHEAST MISSOURI...

* UNTIL 215 AM CDT

* AT 136 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE SQUALL LINE CAPABLE OF PRODUCING BRIEF RAIN-WRAPPED
  TORNADOES IN ADDITION TO WIDESPREAD STRAIGHT LINE WIND DAMAGE.
  THESE DANGEROUS STORMS WERE LOCATED ALONG A LINE EXTENDING FROM
  PAYSON TO BOWLING GREEN...AND MOVING EAST AT 65 MPH.

  IN ADDITION...STRAIGHT LINE WINDS IN EXCESS OF 80 MPH MAY OCCUR
  WITH THIS LINE OF STORMS.

* LOCATIONS IMPACTED INCLUDE...
  PITTSFIELD...PIKE...BEVERLY...ATLAS...CLARKSVILLE...PLEASANT
  HILL...BELLEVIEW...GRIGGSVILLE...ROCKPORT...EL DARA...SUMMER
  HILL...FISHHOOK...BAYLIS...NEW HARTFORD...NEW SALEM...
  MARTINSBURG...INDEPENDENCE...NEBO...PERRY AND MOZIER.

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 3984 9057 3983 9056 3979 9059 3975 9061
      3972 9064 3969 9064 3963 9060 3954 9057
      3953 9058 3952 9055 3928 9059 3928 9117
      3985 9117
TIME...MOT...LOC 0642Z 275DEG 57KT 3978 9104 3929 9105

$$

TRUETT

276 
WWUS53 KLSX 270720
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
220 AM CDT MON JUN 27 2011

ILC001-013-061-149-MOC163-270729-
/O.EXP.KLSX.TO.W.0134.000000T0000Z-110627T0715Z/
PIKE IL-ADAMS IL-CALHOUN IL-GREENE IL-PIKE MO-
220 AM CDT MON JUN 27 2011

...THE TORNADO WARNING FOR NORTHWESTERN GREENE AND CALHOUN COUNTIES
IN SOUTHWEST ILLINOIS...AND SOUTHEASTERN ADAMS AND PIKE COUNTIES IN
WEST CENTRAL ILLINOIS...AND NORTHEASTERN PIKE COUNTY IN NORTHEAST
MISSOURI HAS EXPIRED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS WEAKENED 
SOME...AND THE TORNADO THREAT HAS LESSENED.  HOWEVER...A SEVERE 
THUNDERTORM WARNING HAS BEEN REISSUED FOR GREENE COUNTY UNTIL 245 AM.

LAT...LON 3984 9057 3983 9056 3979 9059 3975 9061
      3972 9064 3969 9064 3963 9060 3954 9057
      3953 9058 3952 9055 3928 9059 3928 9117
      3985 9117
TIME...MOT...LOC 0643Z 275DEG 57KT 3978 9102 3929 9103

$$

TRUETT

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

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.