Alert archive / Missouri / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 17, NWS St. Louis, MO

April 26, 20168 counties in Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Apr 26, 2016, 12:17 PM CDT for 8 counties in Missouri. It was in force for 58 min. 11 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
Apr 26, 2016, 12:17 PM CDT (17:17 UTC)
Expired
Apr 26, 2016, 1:15 PM CDT
In force
58 min
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Hail
1.25 in
Wind
60.0 mph

Counties Audrain County, MO, Callaway County, MO, Franklin County, MO, Gasconade County, MO, Lincoln County, MO, Montgomery County, MO, Osage County, MO, Warren County, MO

The radar

The St Louis radar (KLSX), 77 km from the middle of the area, began a volume at 17:16 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
Apr 26, 12:35 PM CDTFUNNEL CLOUDOwensville, MO
Apr 26, 12:35 PM CDTHAIL 0.7Owensville, MO
Apr 26, 12:44 PM CDTTSTM WND GST 60Hermann, MO
Apr 26, 12:44 PM CDTHAIL 0.25Hermann, MO
Apr 26, 12:45 PM CDTHAIL 1.75Bland, MO
Apr 26, 12:47 PM CDTFUNNEL CLOUDRosebud, MO
Apr 26, 12:55 PM CDTTSTM WND DMGBellflower, MOSEVERAL TREES BLOWN DOWN...BETWEEN 15 AND 25 FEET TALL.
Apr 26, 12:56 PM CDTHAIL 0.757 S Bland, MO
Apr 26, 12:56 PM CDTHAIL 1Owensville, MO
Apr 26, 1:15 PM CDTTSTM WND GST 45Warrenton, MO
Apr 26, 1:20 PM CDTTSTM WND DMGTreloar, MODELAYED REPORT OF TREES DOWN NEAR TRELOAR. TIME ESTIMATED.

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
Apr 26, 6:23 AM CDTSevere Thunderstorm WatchSPC7 hr
Apr 26, 11:52 AM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 5.3 hours before the alert went out and 271 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 2016-04-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2148 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 2016-04-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 232 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
2148 J/kg
Mixed-layer CIN
-28 J/kg
Mixed-layer LCL
669 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
232 m²/s²
0-3 km storm-relative helicity
236 m²/s²
Significant tornado parameter
0.0
Supercell composite
8.3

Open this sounding in Storm Lab

The text

As transmitted.

311 
WUUS53 KLSX 261717
SVRLSX
MOC007-027-071-073-113-139-151-219-261815-
/O.NEW.KLSX.SV.W.0017.160426T1717Z-160426T1815Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1217 PM CDT TUE APR 26 2016

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN CALLAWAY COUNTY IN CENTRAL MISSOURI...
  MONTGOMERY COUNTY IN EAST CENTRAL MISSOURI...
  EASTERN AUDRAIN COUNTY IN CENTRAL MISSOURI...
  GASCONADE COUNTY IN EAST CENTRAL MISSOURI...
  WESTERN FRANKLIN COUNTY IN EAST CENTRAL MISSOURI...
  SOUTHWESTERN LINCOLN COUNTY IN EAST CENTRAL MISSOURI...
  OSAGE COUNTY IN CENTRAL MISSOURI...
  CENTRAL WARREN COUNTY IN EAST CENTRAL MISSOURI...

* UNTIL 115 PM CDT

* AT 1216 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM NEAR MEXICO TO NEAR LINN TO 9 MILES NORTH OF IBERIA...
  MOVING SOUTHEAST AT 45 MPH.

  HAZARD...60 MPH WIND GUSTS AND HALF DOLLAR SIZE HAIL. 

  SOURCE...TRAINED WEATHER SPOTTERS HAVE REPORTED HAIL LARGER THAN
           QUARTERS AS WELL AS DAMAGING WIND GUSTS IN MOKANE. 

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE 
           TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  WARRENTON...MONTGOMERY CITY...OWENSVILLE...HERMANN...NEW HAVEN...LINN...
  WELLSVILLE...BELLE...GERALD...NEW FLORENCE...JONESBURG...TRUESDALE...
  BLAND...FREEBURG...ROSEBUD...CHAMOIS...BELLFLOWER...FARBER...MARTINSBURG
  AND BIG SPRING.

THIS INCLUDES INTERSTATE 70 IN MISSOURI BETWEEN EXITS 161 AND 193.
 
THIS ALSO INCLUDES  DEUTSCHHEIM HISTORIC SITE AND GRAHAM CAVE STATE
PARK.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3857 9187 3931 9159 3917 9141 3914 9141
      3914 9138 3893 9112 3832 9114 3820 9132
      3821 9142 3821 9153 3815 9153 3815 9164
      3829 9165 3829 9191 3838 9197
TIME...MOT...LOC 1716Z 293DEG 37KT 3924 9184 3855 9182 3823 9232 

HAIL...1.25IN
WIND...60MPH
 
$$

KANOFSKY
4 follow-up statements
570 
WWUS53 KLSX 261738
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1238 PM CDT TUE APR 26 2016

MOC007-261748-
/O.CAN.KLSX.SV.W.0017.000000T0000Z-160426T1815Z/
AUDRAIN MO-
1238 PM CDT TUE APR 26 2016

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN AUDRAIN COUNTY IS
CANCELLED...

THE STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED. THEREFORE THE
WARNING HAS BEEN CANCELLED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 200 PM CDT FOR
CENTRAL MISSOURI. A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT
UNTIL 700 PM CDT FOR EAST CENTRAL MISSOURI.

LAT...LON 3857 9187 3906 9169 3906 9163 3915 9163
      3914 9138 3893 9112 3832 9114 3820 9132
      3821 9153 3815 9153 3815 9164 3829 9165
      3829 9191 3838 9197
TIME...MOT...LOC 1738Z 293DEG 37KT 3917 9162 3848 9160 3816 9210 

$$

MOC027-071-073-113-139-151-219-261815-
/O.CON.KLSX.SV.W.0017.000000T0000Z-160426T1815Z/
CALLAWAY MO-MONTGOMERY MO-GASCONADE MO-FRANKLIN MO-LINCOLN MO-
OSAGE MO-WARREN MO-
1238 PM CDT TUE APR 26 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 115 PM CDT
FOR NORTHEASTERN CALLAWAY...MONTGOMERY...GASCONADE...WESTERN
FRANKLIN...SOUTHWESTERN LINCOLN...OSAGE AND CENTRAL WARREN
COUNTIES...

AT 1238 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR MARTINSBURG TO MOUNT STERLING TO 8 MILES WEST OF
VIENNA...MOVING SOUTHEAST AT 45 MPH.

HAZARD...60 MPH WIND GUSTS AND HALF DOLLAR SIZE HAIL. 

SOURCE...LAW ENFORCEMENT REPORTED MULTIPLE TREES DOWN ACROSS OSAGE
         COUNTY. 

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO 
         ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
WARRENTON...MONTGOMERY CITY...OWENSVILLE...HERMANN...NEW HAVEN...LINN...
WELLSVILLE...BELLE...GERALD...NEW FLORENCE...JONESBURG...TRUESDALE...BLAND...
FREEBURG...ROSEBUD...CHAMOIS...BELLFLOWER...BIG SPRING...MOUNT STERLING
AND BEAUFORT.

THIS ALSO INCLUDES  DEUTSCHHEIM HISTORIC SITE AND GRAHAM CAVE STATE
PARK.
 
THIS INCLUDES INTERSTATE 70 IN MISSOURI BETWEEN EXITS 161 AND 193.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3857 9187 3906 9169 3906 9163 3915 9163
      3914 9138 3893 9112 3832 9114 3820 9132
      3821 9153 3815 9153 3815 9164 3829 9165
      3829 9191 3838 9197
TIME...MOT...LOC 1738Z 293DEG 37KT 3917 9162 3848 9160 3816 9210 

HAIL...1.25IN
WIND...60MPH
 
$$

KANOFSKY
611 
WWUS53 KLSX 261750
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1250 PM CDT TUE APR 26 2016

MOC027-261759-
/O.CAN.KLSX.SV.W.0017.000000T0000Z-160426T1815Z/
CALLAWAY MO-
1250 PM CDT TUE APR 26 2016

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN CALLAWAY COUNTY
IS CANCELLED...

THE STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE WARNED
AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 200 PM CDT FOR
CENTRAL MISSOURI. A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT
UNTIL 700 PM CDT FOR EAST CENTRAL MISSOURI.

LAT...LON 3870 9165 3915 9163 3914 9138 3893 9112
      3832 9114 3820 9132 3821 9153 3815 9153
      3815 9164 3829 9165 3829 9179
TIME...MOT...LOC 1749Z 293DEG 37KT 3913 9151 3844 9149 3812 9199 

$$

MOC071-073-113-139-151-219-261815-
/O.CON.KLSX.SV.W.0017.000000T0000Z-160426T1815Z/
MONTGOMERY MO-GASCONADE MO-FRANKLIN MO-LINCOLN MO-OSAGE MO-WARREN MO-
1250 PM CDT TUE APR 26 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 115 PM CDT
FOR MONTGOMERY...GASCONADE...WESTERN FRANKLIN...SOUTHWESTERN
LINCOLN...SOUTHEASTERN OSAGE AND CENTRAL WARREN COUNTIES...

AT 1249 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR WELLSVILLE TO NEAR DRAKE TO NEAR VIENNA...MOVING
SOUTHEAST AT 45 MPH.

HAZARD...GOLF BALL SIZE HAIL AND 60 MPH WIND GUSTS. 

SOURCE...TRAINED WEATHER SPOTTERS REPORTED GOLF BALL SIZE HAIL NEAR
         BLAND.

IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT HAIL 
         DAMAGE TO ROOFS...SIDING...WINDOWS...AND VEHICLES. EXPECT WIND 
         DAMAGE TO ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
WARRENTON...MONTGOMERY CITY...OWENSVILLE...HERMANN...NEW HAVEN...
WELLSVILLE...BELLE...GERALD...NEW FLORENCE...JONESBURG...TRUESDALE...BLAND...
ROSEBUD...BELLFLOWER...BIG SPRING...MOUNT STERLING...BEAUFORT...TRELOAR...
MINEOLA AND SWISS.

THIS ALSO INCLUDES  DEUTSCHHEIM HISTORIC SITE AND GRAHAM CAVE STATE
PARK.
 
THIS INCLUDES INTERSTATE 70 IN MISSOURI BETWEEN EXITS 170 AND 193.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3870 9165 3915 9163 3914 9138 3893 9112
      3832 9114 3820 9132 3821 9153 3815 9153
      3815 9164 3829 9165 3829 9179
TIME...MOT...LOC 1749Z 293DEG 37KT 3913 9151 3844 9149 3812 9199 

HAIL...1.75IN
WIND...60MPH
 
$$

KANOFSKY
080 
WWUS53 KLSX 261803
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
103 PM CDT TUE APR 26 2016

MOC151-261813-
/O.CAN.KLSX.SV.W.0017.000000T0000Z-160426T1815Z/
OSAGE MO-
103 PM CDT TUE APR 26 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN OSAGE COUNTY IS
CANCELLED...

THE STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE WARNED
AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM CDT FOR
EAST CENTRAL MISSOURI.

LAT...LON 3890 9147 3915 9163 3914 9138 3893 9112
      3832 9114 3820 9132 3821 9153 3815 9153
      3823 9162
TIME...MOT...LOC 1803Z 270DEG 37KT 3908 9137 3839 9135 3807 9185 

$$

MOC071-073-113-139-219-261815-
/O.CON.KLSX.SV.W.0017.000000T0000Z-160426T1815Z/
MONTGOMERY MO-GASCONADE MO-FRANKLIN MO-LINCOLN MO-WARREN MO-
103 PM CDT TUE APR 26 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 115 PM CDT
FOR CENTRAL MONTGOMERY...GASCONADE...WESTERN FRANKLIN...SOUTHWESTERN
LINCOLN AND CENTRAL WARREN COUNTIES...

AT 103 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR BUELL TO GERALD TO 9 MILES SOUTHEAST OF VIENNA...
MOVING EAST AT 45 MPH.

HAZARD...GOLF BALL SIZE HAIL AND 60 MPH WIND GUSTS. 

SOURCE...TRAINED WEATHER SPOTTERS. 

IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT HAIL 
         DAMAGE TO ROOFS...SIDING...WINDOWS...AND VEHICLES. EXPECT WIND 
         DAMAGE TO ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
WARRENTON...MONTGOMERY CITY...OWENSVILLE...HERMANN...NEW HAVEN...
WELLSVILLE...GERALD...NEW FLORENCE...JONESBURG...TRUESDALE...ROSEBUD...
BELLFLOWER...BIG SPRING...BEAUFORT...TRELOAR...SWISS...DRAKE...BUELL...
BERGER AND HIGH HILL.

THIS ALSO INCLUDES  DEUTSCHHEIM HISTORIC SITE.
 
THIS INCLUDES INTERSTATE 70 IN MISSOURI BETWEEN EXITS 175 AND 193.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3890 9147 3915 9163 3914 9138 3893 9112
      3832 9114 3820 9132 3821 9153 3815 9153
      3823 9162
TIME...MOT...LOC 1803Z 270DEG 37KT 3908 9137 3839 9135 3807 9185 

HAIL...1.75IN
WIND...60MPH
 
$$

KANOFSKY
767 
WWUS53 KLSX 261810
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
110 PM CDT TUE APR 26 2016

MOC071-073-113-139-219-261819-
/O.EXP.KLSX.SV.W.0017.000000T0000Z-160426T1815Z/
MONTGOMERY MO-GASCONADE MO-FRANKLIN MO-LINCOLN MO-WARREN MO-
110 PM CDT TUE APR 26 2016

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL MONTGOMERY...
GASCONADE...WESTERN FRANKLIN...SOUTHWESTERN LINCOLN AND CENTRAL
WARREN COUNTIES WILL EXPIRE AT 115 PM CDT...
    
THE STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE AREA.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE. HOWEVER A SEVERE
THUNDERSTORM WARNING REMAINS IN EFFECT FOR PORTIONS OF
FRANKLIN...WARREN...AND GASCONADE COUNTIES.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM CDT FOR
EAST CENTRAL MISSOURI.

REMEMBER...A SEVERE THUNDERSTORM WARNING STILL REMAINS IN EFFECT FOR
PORTIONS OF FRANKLIN...WARREN...AND GASCONADE COUNTIES.

LAT...LON 3890 9147 3915 9163 3914 9138 3893 9112
      3832 9114 3820 9132 3821 9153 3815 9153
      3823 9162
TIME...MOT...LOC 1804Z 293DEG 37KT 3908 9137 3839 9135 3807 9185 

$$

KANOFSKY

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 26, 10:52 AM CDTSevere Thunderstorm WarningLSXBoone, Cole, Moniteau53 min
Apr 26, 11:23 AM CDTSevere Thunderstorm WarningLSXAudrain, Boone, Monroe22 min
Apr 26, 11:37 AM CDTSevere Thunderstorm WarningLSXAudrain, Boone, Callaway, Cole, Moniteau, Monroe and 2 more53 min
Apr 26, 1:01 PM CDTSevere Thunderstorm WarningLSXCrawford, Franklin, Gasconade, Montgomery, Saint Charles, Warren and 1 more45 min
Apr 26, 1:29 PM CDTSevere Thunderstorm WarningLSXFranklin, Saint Charles, Saint Louis50 min
Apr 26, 1:38 PM CDTSevere Thunderstorm WarningLSXFranklin, Jefferson, Saint Louis27 min
Apr 26, 2:00 PM CDTSevere Thunderstorm WarningLSXSaint Charles, Saint Louis, City of Saint Louis45 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.