Alert archive / Missouri / Tornado Warnings in 2008

Tornado Warning 36, NWS St. Louis, MO

May 30, 2008Pike County, Ralls County, Missouri; Pike County, Illinois

NWS St. Louis, MO issued this tornado warning at May 30, 2008, 5:19 PM CDT for Pike County, Ralls County, Missouri; Pike County, Illinois. It was in force for 41 min. 3 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
May 30, 2008, 5:19 PM CDT (22:19 UTC)
Expired
May 30, 2008, 6:00 PM CDT
In force
41 min
Issued by
NWS St. Louis, MO
Area
Storm-based polygon

Counties Pike County, IL, Pike County, MO, Ralls County, MO

The radar

The St Louis radar (KLSX), 109 km from the middle of the area, began a volume at 22:21 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
May 30, 5:20 PM CDTTORNADO1 N Center, MOSEVERAL SPOTTER REPORTS OF A TORNADO NEAR CENTER.
May 30, 5:43 PM CDTHAIL 1.754 Ene New London, MOON HIGHWAY T EAST OF NEW LONDON.
May 30, 6:05 PM CDTTORNADO1 Wsw Summer Hill, ILBRIEF TORNADO TOUCHDOWN OCCURRED 1.5 MILES WEST SOUTHWEST OF SUMMER HILL

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
Jan 7, 1:52 PM CSTTornado WatchSPC146 days
May 30, 1:56 PM CDTTornado WatchSPC8 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 10.3 hours before the alert went out and 226 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, Lincoln, IL at 12:00Z on 2008-05-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 57 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, Lincoln, IL at 12:00Z on 2008-05-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 128 square meters per square second.19395878Sfc1 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
57 J/kg
Mixed-layer CIN
-325 J/kg
Mixed-layer LCL
1164 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
128 m²/s²
0-3 km storm-relative helicity
106 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.

000 
WFUS53 KLSX 302219
TORLSX
ILC149-MOC163-173-302300-
/O.NEW.KLSX.TO.W.0036.080530T2219Z-080530T2300Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
519 PM CDT FRI MAY 30 2008

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN PIKE COUNTY IN NORTHEAST MISSOURI
  RALLS COUNTY IN NORTHEAST MISSOURI
  CENTRAL PIKE COUNTY IN WEST CENTRAL ILLINOIS

* UNTIL 600 PM CDT

* AT 516 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH STRONG ROTATION NEAR CENTER...OR ABOUT 14
  MILES NORTH OF VANDALIA...MOVING EAST AT 45 MPH.

* LOCATIONS IMPACTED INCLUDE...
  NEW LONDON...
  FRANKFORD...
  BARRY...
  ATLAS...
  PITTSFIELD...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING GOLF 
BALL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

LAT...LON 3976 9092 3951 9074 3939 9157 3961 9163
TIME...MOT...LOC 2219Z 256DEG 39KT 3952 9148

$$

GLASS
3 follow-up statements
000 
WWUS53 KLSX 302221
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
520 PM CDT FRI MAY 30 2008

ILC149-MOC163-173-302300-
/O.CON.KLSX.TO.W.0036.000000T0000Z-080530T2300Z/
PIKE IL-PIKE MO-RALLS MO-
520 PM CDT FRI MAY 30 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR CENTRAL
PIKE COUNTY IN WEST CENTRAL ILLINOIS...AND RALLS AND NORTHWESTERN
PIKE COUNTIES IN NORTHEAST MISSOURI...

...TORNADO REPORTED NEAR CENTER...

AT 516 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO NEAR 
CENTER. THIS TORNADO WAS MOVING EAST AT 45 MPH.

LOCATIONS NEAR THE PATH OF THE TORNADO INCLUDE...ASHBURN...NEW CANTON
AND EL DARA.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING GOLF 
BALL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 3976 9092 3951 9074 3939 9157 3961 9163
TIME...MOT...LOC 2220Z 256DEG 39KT 3952 9147

$$

GLASS
000 
WWUS53 KLSX 302232
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
530 PM CDT FRI MAY 30 2008

ILC149-MOC163-173-302300-
/O.CON.KLSX.TO.W.0036.000000T0000Z-080530T2300Z/
PIKE IL-PIKE MO-RALLS MO-
530 PM CDT FRI MAY 30 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR CENTRAL
PIKE COUNTY IN WEST CENTRAL ILLINOIS...AND RALLS AND NORTHWESTERN
PIKE COUNTIES IN NORTHEAST MISSOURI...

AT 525 PM CDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
TORNADO NEAR NEW LONDON...OR ABOUT 12 MILES SOUTH OF 
HANNIBAL...MOVING EAST AT 41 MPH.  STORM SPOTTERS REPORTED A TORNADO 
NEAR CENTER AT 520 PM.

LOCATIONS NEAR THE PATH OF THE TORNADO INCLUDE...ILASCO...SAVERTON...
ASHBURN...NEW CANTON...KINDERHOOK...ROCKPORT...EL DARA...NEW
HARTFORD...SUMMER HILL AND BARRY.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING GOLF 
BALL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 3976 9092 3951 9074 3939 9157 3961 9163
TIME...MOT...LOC 2230Z 256DEG 36KT 3954 9136

$$

GLASS
000 
WWUS53 KLSX 302249
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
547 PM CDT FRI MAY 30 2008

MOC173-302257-
/O.CAN.KLSX.TO.W.0036.000000T0000Z-080530T2300Z/
RALLS MO-
547 PM CDT FRI MAY 30 2008

...THE TORNADO WARNING FOR RALLS COUNTY IS CANCELLED...

LAT...LON 3975 9093 3951 9075 3949 9086 3945 9125
      3958 9125 3961 9119 3968 9116
TIME...MOT...LOC 2247Z 256DEG 36KT 3956 9113

$$

ILC149-MOC163-302300-
/O.CON.KLSX.TO.W.0036.000000T0000Z-080530T2300Z/
PIKE IL-PIKE MO-
547 PM CDT FRI MAY 30 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR WESTERN
PIKE COUNTY IN WEST CENTRAL ILLINOIS...AND NORTHERN PIKE COUNTY IN
NORTHEAST MISSOURI...

AT 544 PM CDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS TORNADO WAS LOCATED
NEAR ASHBURN...OR ABOUT 10 MILES NORTHWEST OF LOUISIANA...MOVING EAST
AT 41 MPH.

LOCATIONS NEAR THE PATH OF THE TORNADO INCLUDE...ROCKPORT...BARRY... 
EL DARA...NEW HARTFORD...SUMMER HILL AND ATLAS.

THIS STORM HAS A HISTORY OF PRODUCING TORNADOES AND LARGE HAIL TO 
THE SIZE OF GOLF BALLS.  GOLF BALL SIZE WAS REPORTED JUST EAST OF 
NEW LONDON AT 543 PM.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING GOLF 
BALL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 3975 9093 3951 9075 3949 9086 3945 9125
      3958 9125 3961 9119 3968 9116
TIME...MOT...LOC 2247Z 256DEG 36KT 3956 9113

$$

GLASS

The office that day

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

IssuedProductOfficeCountiesLasted
May 30, 3:56 PM CDTSevere Thunderstorm WarningLSXMonroe49 min
May 30, 4:14 PM CDTSevere Thunderstorm WarningLSXKnox, Lewis61 min
May 30, 4:38 PM CDTTornado WarningLSXMonroe, Pike, Ralls52 min
May 30, 4:57 PM CDTSevere Thunderstorm WarningLSXMarion, Shelby48 min
May 30, 5:07 PM CDTSevere Thunderstorm WarningLSXLewis, Marion38 min
May 30, 5:34 PM CDTSevere Thunderstorm WarningLSXAudrain, Monroe41 min
May 30, 5:46 PM CDTSevere Thunderstorm WarningLSXMarion44 min
May 30, 6:10 PM CDTSevere Thunderstorm WarningLSXAudrain, Boone, Callaway, Monroe, Ralls50 min
May 30, 6:47 PM CDTSevere Thunderstorm WarningLSXAudrain, Callaway, Lincoln, Montgomery, Pike, Ralls and 1 more43 min
May 30, 3:55 PM CDTSevere Thunderstorm WarningLSXAdams, Brown, Pike50 min
May 30, 4:07 PM CDTTornado WarningLSXAdams, Brown, Pike38 min
May 30, 4:43 PM CDTTornado WarningLSXPike12 min
May 30, 4:48 PM CDTSevere Thunderstorm WarningLSXAdams, Brown, Pike42 min
May 30, 5:09 PM CDTTornado WarningLSXPike21 min
May 30, 5:56 PM CDTTornado WarningLSXPike49 min
May 30, 6:31 PM CDTSevere Thunderstorm WarningLSXBrown, Greene, Pike44 min

Nearby

Tornado Warnings in Missouri, 2008Tornado Warnings in Illinois, 2008Every tornado warning in 2008Tornadoes in 2008

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.