Alert archive / Missouri / Tornado Warnings in 2014

Tornado Warning 32, NWS St. Louis, MO

October 1, 20144 counties in Missouri

NWS St. Louis, MO issued this tornado warning at Oct 1, 2014, 4:53 PM CDT for 4 counties in Missouri. It was in force for 52 min. 4 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 1, 2014, 4:53 PM CDT (21:53 UTC)
Expired
Oct 1, 2014, 5:45 PM CDT
In force
52 min
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties Boone County, MO, Callaway County, MO, Cole County, MO, Osage County, MO

The radar

The St Louis radar (KLSX), 113 km from the middle of the area, began a volume at 21:56 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 1, 5:01 PM CDTHAIL 0.25Ashland, MOSTRONG WINDS AS WELL...NO DAMAGE OBSERVED
Oct 1, 5:08 PM CDTTSTM WND GST 60Holts Summit, MOESTIMATED 50-60 MPH WINDS ON SOUTH SIDE OF TOWN. SOME TREE LIMBS DOWN.
Oct 1, 5:10 PM CDTHAIL 1New Bloomfield, MO
Oct 1, 5:21 PM CDTFUNNEL CLOUD6 S Fulton, MO

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 1, 2:40 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 9.9 hours before the alert went out and 257 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, Springfield, MO at 12:00Z on 2014-10-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 192 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, Springfield, MO at 12:00Z on 2014-10-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 192 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
192 J/kg
Mixed-layer CIN
-134 J/kg
Mixed-layer LCL
1166 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
192 m²/s²
0-3 km storm-relative helicity
222 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.5

Open this sounding in Storm Lab

The text

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

855 
WFUS53 KLSX 012153
TORLSX
MOC019-027-051-151-012245-
/O.NEW.KLSX.TO.W.0032.141001T2153Z-141001T2245Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
453 PM CDT WED OCT 1 2014

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN BOONE COUNTY IN CENTRAL MISSOURI...
  SOUTHERN CALLAWAY COUNTY IN CENTRAL MISSOURI...
  NORTHERN COLE COUNTY IN CENTRAL MISSOURI...
  NORTHERN OSAGE COUNTY IN CENTRAL MISSOURI...

* UNTIL 545 PM CDT

* AT 452 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR ASHLAND...AND MOVING EAST AT 25 MPH.

  HAZARD...TORNADO AND QUARTER SIZE HAIL.

  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...
  HOLTS SUMMIT AROUND 505 PM CDT.
  NEW BLOOMFIELD AND LAKE MYKEE AROUND 510 PM CDT.
  CHAMOIS AROUND 545 PM CDT.

OTHER LOCATIONS IN THE WARNING INCLUDE GUTHRIE...CARRINGTON...
MOKANE...STEEDMAN AND REFORM.

THIS WARNING INCLUDES CLARKS HILL/NORTON HISTORIC SITE AND JEFFERSON
LANDING HISTORIC SITE.

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 3887 9173 3852 9175 3852 9238 3880 9235
TIME...MOT...LOC 2153Z 265DEG 22KT 3871 9222

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

BYRD
3 follow-up statements
464 
WWUS53 KLSX 012205
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
505 PM CDT WED OCT 1 2014

MOC019-027-051-151-012245-
/O.CON.KLSX.TO.W.0032.000000T0000Z-141001T2245Z/
BOONE MO-CALLAWAY MO-COLE MO-OSAGE MO-
505 PM CDT WED OCT 1 2014

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN OSAGE...NORTHERN
COLE...SOUTHERN CALLAWAY AND SOUTHEASTERN BOONE COUNTIES UNTIL 545 PM
CDT...

AT 503 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR NEW BLOOMFIELD...AND MOVING NORTHEAST AT 25 MPH.

HAZARD...TORNADO AND QUARTER SIZE HAIL.

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...
  NEW BLOOMFIELD AROUND 510 PM CDT.

OTHER LOCATIONS IN THE WARNING INCLUDE GUTHRIE AND CARRINGTON.

THIS WARNING INCLUDES CLARKS HILL/NORTON HISTORIC SITE AND JEFFERSON
LANDING HISTORIC SITE.

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 3887 9173 3852 9175 3852 9238 3880 9235
TIME...MOT...LOC 2205Z 227DEG 21KT 3873 9214

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

BYRD
769 
WWUS53 KLSX 012225
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
525 PM CDT WED OCT 1 2014

MOC019-051-012235-
/O.CAN.KLSX.TO.W.0032.000000T0000Z-141001T2245Z/
BOONE MO-COLE MO-
525 PM CDT WED OCT 1 2014

...THE TORNADO WARNING FOR NORTHERN COLE AND SOUTHEASTERN BOONE
COUNTIES IS CANCELLED...

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

LAT...LON 3883 9209 3887 9173 3852 9175 3852 9203
      3855 9203 3857 9201 3856 9207
TIME...MOT...LOC 2225Z 252DEG 22KT 3867 9193

$$

MOC027-151-012245-
/O.CON.KLSX.TO.W.0032.000000T0000Z-141001T2245Z/
CALLAWAY MO-OSAGE MO-
525 PM CDT WED OCT 1 2014

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN OSAGE AND CENTRAL
CALLAWAY COUNTIES UNTIL 545 PM CDT...

AT 522 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 8 MILES EAST OF LAKE MYKEE...AND MOVING EAST AT 25 MPH.

HAZARD...TORNADO AND QUARTER SIZE HAIL.

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...
  CHAMOIS AROUND 545 PM CDT.

OTHER LOCATIONS IN THE WARNING INCLUDE MOKANE...STEEDMAN AND REFORM.

THIS WARNING INCLUDES CLARKS HILL/NORTON HISTORIC SITE.

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 3883 9209 3887 9173 3852 9175 3852 9203
      3855 9203 3857 9201 3856 9207
TIME...MOT...LOC 2225Z 252DEG 22KT 3867 9193

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

BYRD
396 
WWUS53 KLSX 012242
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
542 PM CDT WED OCT 1 2014

MOC027-151-012252-
/O.EXP.KLSX.TO.W.0032.000000T0000Z-141001T2245Z/
CALLAWAY MO-OSAGE MO-
542 PM CDT WED OCT 1 2014

...THE TORNADO WARNING FOR NORTHERN OSAGE AND CENTRAL CALLAWAY
COUNTIES WILL EXPIRE AT 545 PM CDT...

THE TORNADO THREAT HAS DIMINISHED...THEREFORE THE TORNADO WARNING HAS
EXPIRED. HOWEVER...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT
FOR THE AREA.

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A TORNADO 
WATCH REMAINS IN EFFECT UNTIL 10 PM.

LAT...LON 3883 9209 3887 9173 3852 9175 3852 9203
      3855 9203 3857 9201 3856 9207
TIME...MOT...LOC 2242Z 252DEG 22KT 3870 9180

$$

BYRD

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 1, 2:53 PM CDTFlash Flood WatchLSXAudrain, Boone, Callaway, Cole, Gasconade, Knox and 12 more37 hr
Oct 1, 3:30 PM CDTSevere Thunderstorm WarningLSXBoone, Cole, Moniteau45 min
Oct 1, 4:12 PM CDTTornado WarningLSXBoone, Cole, Moniteau48 min
Oct 1, 5:41 PM CDTSevere Thunderstorm WarningLSXCallaway, Gasconade, Montgomery, Osage34 min

Nearby

Tornado Warnings in Missouri, 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.