Alert archive / Missouri / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 167, NWS St. Louis, MO

October 19, 2016Franklin County, Gasconade County, Osage County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Oct 19, 2016, 11:41 AM CDT for Franklin County, Gasconade County, Osage County, Missouri. It was in force for 49 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Oct 19, 2016, 11:41 AM CDT (16:41 UTC)
Expired
Oct 19, 2016, 12:30 PM CDT
In force
49 min
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

Counties Franklin County, MO, Gasconade County, MO, Osage County, MO

The radar

The St Louis radar (KLSX), 59 km from the middle of the area, began a volume at 16:41 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.

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 4.7 hours before the alert went out and 288 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 2016-10-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1287 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 2016-10-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 218 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
1287 J/kg
Mixed-layer CIN
-55 J/kg
Mixed-layer LCL
674 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
218 m²/s²
0-3 km storm-relative helicity
233 m²/s²
Significant tornado parameter
0.0
Supercell composite
5.5

Open this sounding in Storm Lab

The text

As transmitted.

186 
WUUS53 KLSX 191641
SVRLSX
MOC071-073-151-191730-
/O.NEW.KLSX.SV.W.0167.161019T1641Z-161019T1730Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1141 AM CDT WED OCT 19 2016

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN GASCONADE COUNTY IN EAST CENTRAL MISSOURI...
  NORTHWESTERN FRANKLIN COUNTY IN EAST CENTRAL MISSOURI...
  EAST CENTRAL OSAGE COUNTY IN CENTRAL MISSOURI...

* UNTIL 1230 PM CDT.

* AT 1141 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR MOUNT
  STERLING...MOVING EAST AT 30 MPH.

  HAZARD...QUARTER SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...DAMAGE TO VEHICLES IS EXPECTED. 

* LOCATIONS IMPACTED INCLUDE...
  HERMANN...NEW HAVEN...DRAKE...MOUNT STERLING...SWISS...BERGER...
  BAY AND LYON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 3870 9138 3870 9134 3871 9133 3871 9131
      3865 9123 3862 9123 3860 9112 3849 9109
      3843 9172 3860 9177
TIME...MOT...LOC 1641Z 256DEG 25KT 3854 9164 

HAIL...1.00IN
WIND...<50MPH
 
$$

CARNEY
3 follow-up statements
948 
WWUS53 KLSX 191651
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1151 AM CDT WED OCT 19 2016

MOC151-191700-
/O.CAN.KLSX.SV.W.0167.000000T0000Z-161019T1730Z/
OSAGE MO-
1151 AM CDT WED OCT 19 2016

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL OSAGE COUNTY IS
CANCELLED...
    
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF
THE WARNED AREA. THEREFORE...THE WARNING HAS BEEN CANCELLED.

LAT...LON 3863 9164 3870 9138 3870 9134 3871 9133
      3871 9131 3865 9123 3862 9123 3860 9112
      3849 9109 3844 9164
TIME...MOT...LOC 1650Z 256DEG 25KT 3856 9156 

$$

MOC071-073-191730-
/O.CON.KLSX.SV.W.0167.000000T0000Z-161019T1730Z/
GASCONADE MO-FRANKLIN MO-
1151 AM CDT WED OCT 19 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1230 PM CDT
FOR NORTHERN GASCONADE AND NORTHWESTERN FRANKLIN COUNTIES...

AT 1150 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR
SWISS...MOVING EAST AT 30 MPH.

HAZARD...QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...DAMAGE TO VEHICLES IS EXPECTED. 

LOCATIONS IMPACTED INCLUDE...
HERMANN...NEW HAVEN...DRAKE...MOUNT STERLING...SWISS...BERGER...
BAY AND LYON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 3863 9164 3870 9138 3870 9134 3871 9133
      3871 9131 3865 9123 3862 9123 3860 9112
      3849 9109 3844 9164
TIME...MOT...LOC 1650Z 256DEG 25KT 3856 9156 

HAIL...1.00IN
WIND...<50MPH
 
$$

CARNEY
860 
WWUS53 KLSX 191701
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1201 PM CDT WED OCT 19 2016

MOC071-073-191730-
/O.CON.KLSX.SV.W.0167.000000T0000Z-161019T1730Z/
GASCONADE MO-FRANKLIN MO-
1201 PM CDT WED OCT 19 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1230 PM CDT
FOR NORTHEASTERN GASCONADE AND NORTHWESTERN FRANKLIN COUNTIES...

AT 1200 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR
SWISS...MOVING EAST AT 35 MPH.

HAZARD...QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...DAMAGE TO VEHICLES IS EXPECTED. 

LOCATIONS IMPACTED INCLUDE...
NEW HAVEN AND BERGER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 3865 9151 3870 9138 3870 9134 3871 9133
      3871 9131 3865 9123 3862 9123 3860 9112
      3857 9111 3852 9145
TIME...MOT...LOC 1700Z 256DEG 29KT 3859 9140 

HAIL...1.00IN
WIND...<50MPH
 
$$

CARNEY
794 
WWUS53 KLSX 191723
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1223 PM CDT WED OCT 19 2016

MOC071-073-191732-
/O.EXP.KLSX.SV.W.0167.000000T0000Z-161019T1730Z/
GASCONADE MO-FRANKLIN MO-
1223 PM CDT WED OCT 19 2016

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN GASCONADE AND
NORTHWESTERN FRANKLIN COUNTIES WILL EXPIRE AT 1230 PM CDT...
        
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND HAS EXITED THE WARNED AREA. THEREFORE...THE WARNING WILL
BE ALLOWED TO EXPIRE.  HOWEVER SMALL HAIL AND HEAVY RAIN ARE STILL
POSSIBLE WITH THIS THUNDERSTORM.

LAT...LON 3865 9151 3870 9138 3870 9134 3871 9133
      3871 9131 3865 9123 3862 9123 3860 9112
      3857 9111 3852 9145
TIME...MOT...LOC 1720Z 256DEG 25KT 3859 9140 

$$

CARNEY

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 19, 11:06 AM CDTSpecial Weather StatementLSXOsage39 min
Oct 19, 11:10 AM CDTSevere Thunderstorm WarningLSXGasconade, Osage19 min
Oct 19, 12:30 PM CDTSpecial Weather StatementLSXSaint Charles45 min
Oct 19, 4:32 PM CDTSevere Thunderstorm WarningLSXIron, Madison, Sainte Genevieve, Saint Francois43 min
Oct 19, 4:40 PM CDTSpecial Weather StatementLSXWashington35 min
Oct 19, 5:02 PM CDTSevere Thunderstorm WarningLSXIron, Reynolds33 min
Oct 19, 5:49 PM CDTSevere Thunderstorm WarningLSXIron, Madison, Sainte Genevieve, Saint Francois41 min
Oct 19, 6:30 PM CDTSevere Thunderstorm WarningLSXMadison, Saint Francois17 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2016Every severe thunderstorm warning in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.