Alert archive / Missouri / Tornado Warnings in 2014

Tornado Warning 31, NWS St. Louis, MO

October 1, 2014Boone County, Cole County, Moniteau County, Missouri

NWS St. Louis, MO issued this tornado warning at Oct 1, 2014, 4:12 PM CDT for Boone County, Cole County, Moniteau County, Missouri. It was in force for 48 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
Oct 1, 2014, 4:12 PM CDT (21:12 UTC)
Expired
Oct 1, 2014, 5:00 PM CDT
In force
48 min
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties Boone County, MO, Cole County, MO, Moniteau County, MO

The radar

The St Louis radar (KLSX), 154 km from the middle of the area, began a volume at 21:12 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, 4:20 PM CDTFUNNEL CLOUD1 E California, MOSPOTTER REPORTS A FUNNEL CLOUD WHILE LOOKING NORTH FROM HIS POSITION JUST EAST OF CALIFORNIA.
Oct 1, 4:40 PM CDTTSTM WND GST 626 W Jefferson City, MO
Oct 1, 5:01 PM CDTHAIL 0.25Ashland, MOSTRONG WINDS AS WELL...NO DAMAGE OBSERVED

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, 9.2 hours before the alert went out and 230 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.

376 
WFUS53 KLSX 012112
TORLSX
MOC019-051-135-012200-
/O.NEW.KLSX.TO.W.0031.141001T2112Z-141001T2200Z/

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

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN BOONE COUNTY IN CENTRAL MISSOURI...
  NORTHWESTERN COLE COUNTY IN CENTRAL MISSOURI...
  MONITEAU COUNTY IN CENTRAL MISSOURI...

* UNTIL 500 PM CDT

* AT 410 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR CLARKSBURG...AND MOVING EAST AT 30 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...
  CALIFORNIA AROUND 420 PM CDT.
  MCGIRK AROUND 425 PM CDT.
  JAMESTOWN AROUND 430 PM CDT.
  CENTERTOWN AROUND 435 PM CDT.
  ASHLAND AROUND 455 PM CDT.

OTHER LOCATIONS IN THE WARNING INCLUDE KLIEVER...SANDY HOOK...
MARION...WILTON...ELSTON AND HARTSBURG.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS TORNADO WARNING REPLACES THE SEVERE THUNDERSTORM WARNING THAT
WAS IN EFFECT FOR THE SAME AREA.

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 3869 9279 3868 9262 3884 9255 3887 9218
      3874 9218 3870 9222 3864 9222 3859 9219
      3854 9219 3855 9279 3856 9280
TIME...MOT...LOC 2112Z 262DEG 26KT 3867 9263

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

$$

BYRD
2 follow-up statements
387 
WWUS53 KLSX 012125
SVSLSX

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

MOC019-051-135-012200-
/O.CON.KLSX.TO.W.0031.000000T0000Z-141001T2200Z/
BOONE MO-COLE MO-MONITEAU MO-
425 PM CDT WED OCT 1 2014

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN MONITEAU...
NORTHWESTERN COLE AND SOUTHERN BOONE COUNTIES UNTIL 500 PM CDT...

AT 421 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 5 MILES SOUTH OF JAMESTOWN...AND MOVING EAST AT 30 MPH.

HAZARD...TORNADO AND QUARTER SIZE HAIL.

SOURCE...RADAR INDICATED ROTATION. STORM SPOTTERS REPORTED A WALL
         CLOUD NORTH OF CALIFORNIA NEAR KLIEVER.

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...
  CENTERTOWN AROUND 430 PM CDT.
  EASLEY AROUND 435 PM CDT.
  ASHLAND AROUND 450 PM CDT.

OTHER LOCATIONS IN THE WARNING INCLUDE SANDY HOOK...MARION...WILTON
AND HARTSBURG.

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 3868 9264 3868 9262 3870 9261 3876 9260
      3884 9255 3887 9218 3874 9218 3874 9220
      3870 9222 3864 9222 3859 9219 3854 9219
      3856 9271
TIME...MOT...LOC 2123Z 260DEG 25KT 3869 9248

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

$$

BYRD
964 
WWUS53 KLSX 012143
SVSLSX

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

MOC019-051-135-012200-
/O.CON.KLSX.TO.W.0031.000000T0000Z-141001T2200Z/
BOONE MO-COLE MO-MONITEAU MO-
443 PM CDT WED OCT 1 2014

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN MONITEAU...
NORTHWESTERN COLE AND SOUTHERN BOONE COUNTIES UNTIL 500 PM CDT...

AT 440 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 6 MILES SOUTHWEST OF ASHLAND...AND MOVING EAST AT 30 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...
  ASHLAND AROUND 450 PM CDT.

OTHER LOCATIONS IN THE WARNING INCLUDES HARTSBURG.

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 3885 9245 3887 9218 3874 9218 3874 9220
      3870 9222 3864 9222 3859 9219 3854 9219
      3856 9260
TIME...MOT...LOC 2142Z 260DEG 25KT 3872 9232

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

$$

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, 4:53 PM CDTTornado WarningLSXBoone, Callaway, Cole, Osage52 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.