Alert archive / Illinois / Tornado Warnings in 2014

Tornado Warning 34, NWS St. Louis, MO

October 13, 2014Madison County, Saint Clair County, Illinois

NWS St. Louis, MO issued this tornado warning at Oct 13, 2014, 1:22 PM CDT for Madison County, Saint Clair County, Illinois. It was in force for 23 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
Oct 13, 2014, 1:22 PM CDT (18:22 UTC)
Expired
Oct 13, 2014, 1:45 PM CDT
In force
23 min
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

Counties Madison County, IL, Saint Clair County, IL

The radar

The St Louis radar (KLSX), 81 km from the middle of the area, began a volume at 18:22 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
Oct 13, 1:23 PM CDTTORNADO4 Nnw Freeburg, ILDAMAGE TO SEVERAL ROOFS AND TREES NEAR THE BEND IN SR13-15 NEAR JEFFERSON ROAD. POSSIBLY MAPLE HILLS AND LAKE HILLS SUBDIVISIONS
Oct 13, 1:51 PM CDTTORNADO4 Nnw Freeburg, ILDAMAGE TO SEVERAL ROOFS AND TREES NEAR THE BEND IN SR13-15 NEAR JEFFERSON ROAD. POSSIBLY MAPLE HILLS AND LAKE HILLS SUBDIVISIONS

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
Oct 13, 10:29 AM CDTTornado WatchSPC8 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 6.4 hours before the alert went out and 200 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 2014-10-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 21 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 2014-10-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 130 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
21 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
453 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
130 m²/s²
0-3 km storm-relative helicity
129 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.

845 
WFUS53 KLSX 131822
TORLSX
ILC119-163-131845-
/O.NEW.KLSX.TO.W.0034.141013T1822Z-141013T1845Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
122 PM CDT MON OCT 13 2014

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN MADISON COUNTY IN SOUTHWEST ILLINOIS...
  ST. CLAIR COUNTY IN SOUTHWEST ILLINOIS...

* UNTIL 145 PM CDT

* AT 118 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR FREEBURG...AND MOVING NORTHEAST AT 45 MPH.

  HAZARD...TORNADO.

  SOURCE...RADAR INDICATED ROTATION.

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
           TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
           LIKELY.

* THIS DANGEROUS STORM WILL BE NEAR...
  SCOTT AFB AND SHILOH AROUND 130 PM CDT.
  LEBANON AROUND 135 PM CDT.
  TROY AROUND 140 PM CDT.
  ST. JACOB AROUND 145 PM CDT.

OTHER LOCATIONS IN THE WARNING INCLUDE SUMMERFIELD.

THIS WARNING ALSO INCLUDES...
INTERSTATE 70 IN ILLINOIS NEAR EXIT 21.
INTERSTATE 64 IN ILLINOIS FROM EXIT 12 TO EXIT 34.

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 3865 8963 3865 8971 3856 8970 3832 8988
      3840 9009 3881 8988 3870 8960
TIME...MOT...LOC 1822Z 206DEG 41KT 3846 8992

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

BRITT
2 follow-up statements
441 
WWUS53 KLSX 131834
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
134 PM CDT MON OCT 13 2014

ILC119-163-131845-
/O.CON.KLSX.TO.W.0034.000000T0000Z-141013T1845Z/
MADISON IL-ST. CLAIR IL-
134 PM CDT MON OCT 13 2014

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN ST. CLAIR AND
SOUTHEASTERN MADISON COUNTIES UNTIL 145 PM CDT...

AT 132 PM CDT...A CONFIRMED TORNADO WAS LOCATED NEAR SHILOH...AND
MOVING NORTH AT 35 MPH.

HAZARD...DAMAGING TORNADO.

SOURCE...RADAR CONFIRMED TORNADO.

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
         TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
         LIKELY.

THE TORNADO WILL BE NEAR...
  LEBANON AROUND 140 PM CDT.
  ST. JACOB AROUND 145 PM CDT.

OTHER LOCATIONS IN THE WARNING INCLUDE SUMMERFIELD.

THIS WARNING ALSO INCLUDES...
INTERSTATE 70 IN ILLINOIS NEAR EXIT 21.
INTERSTATE 64 IN ILLINOIS FROM EXIT 14 TO EXIT 34.

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 3865 8963 3865 8971 3856 8970 3841 8981
      3851 9003 3881 8988 3870 8960
TIME...MOT...LOC 1834Z 202DEG 33KT 3856 8988

TORNADO...OBSERVED
HAIL...0.00IN

$$

BRITT
271 
WWUS53 KLSX 131849
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
149 PM CDT MON OCT 13 2014

ILC119-163-131857-
/O.EXP.KLSX.TO.W.0034.000000T0000Z-141013T1845Z/
MADISON IL-ST. CLAIR IL-
149 PM CDT MON OCT 13 2014

...THE TORNADO WARNING FOR NORTHEASTERN ST. CLAIR AND SOUTHEASTERN
MADISON COUNTIES HAS EXPIRED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA.  

HOWEVER...A NEW TORNADO WARNING HAS BEEN ISSUED FOR EASTERN MADISON 
COUNTY UNTIL 215 PM.

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A TORNADO 
WATCH REMAINS IN EFFECT UNTIL 7 PM CDT.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN ST LOUIS.

LAT...LON 3865 8963 3865 8971 3856 8970 3841 8981
      3851 9003 3881 8988 3870 8960
TIME...MOT...LOC 1834Z 202DEG 33KT 3856 8988

$$

BRITT

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 13, 12:33 PM CDTSevere Thunderstorm WarningLSXMonroe28 min
Oct 13, 12:44 PM CDTSevere Thunderstorm WarningLSXMonroe, Randolph, Saint Clair46 min
Oct 13, 1:43 PM CDTTornado WarningLSXMadison32 min
Oct 13, 2:07 PM CDTTornado WarningLSXMacoupin, Madison, Montgomery28 min
Oct 13, 3:30 PM CDTTornado WarningLSXWashington16 min
Oct 13, 3:50 PM CDTAreal Flood AdvisoryLSXBond, Clinton, Fayette, Marion, Montgomery, Washington5 hr
Oct 13, 4:07 PM CDTTornado WarningLSXMarion38 min

Nearby

Tornado Warnings in Illinois, 2014Every tornado warning in 2014Tornadoes 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.