Alert archive / Missouri / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 90, NWS St. Louis, MO

May 11, 20165 counties in Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at May 11, 2016, 5:56 PM CDT for 5 counties in Missouri. It was in force for 64 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: May 11, 2016, 5:56 PM CDT (22:56 UTC)
Expired: May 11, 2016, 7:00 PM CDT
In force: 64 min
Issued by: NWS St. Louis, MO
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

Counties Audrain County, MO, Lincoln County, MO, Montgomery County, MO, Pike County, MO, Ralls County, MO

The radar

The St Louis radar (KLSX), 93 km from the middle of the area, began a volume at 22:57 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

Time	Report	Where	Remark
May 11, 6:14 PM CDT	TSTM WND DMG	Wellsville, MO	FEW TREES DOWN
May 11, 6:26 PM CDT	HAIL 1	Wellsville, MO	ON HIGHWAY 19

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.

Issued	Product	Office	Lasted
May 11, 12:10 PM CDT	Severe Thunderstorm Watch	SPC	12 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 10.9 hours before the alert went out and 268 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 905 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 29 m²/s²
0-3 km storm-relative helicity: 120 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

280 
WUUS53 KLSX 112256
SVRLSX
MOC007-113-139-163-173-120000-
/O.NEW.KLSX.SV.W.0090.160511T2256Z-160512T0000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
556 PM CDT WED MAY 11 2016

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN PIKE COUNTY IN NORTHEASTERN MISSOURI...
  NORTHERN MONTGOMERY COUNTY IN EAST CENTRAL MISSOURI...
  EASTERN AUDRAIN COUNTY IN CENTRAL MISSOURI...
  NORTHWESTERN LINCOLN COUNTY IN EAST CENTRAL MISSOURI...
  SOUTH CENTRAL RALLS COUNTY IN NORTHEASTERN MISSOURI...

* UNTIL 700 PM CDT

* AT 556 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR MARTINSBURG...
  MOVING EAST AT 30 MPH.

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

  SOURCE...RADAR INDICATED. THIS STORM HAS A HISTORY OF LARGE HAIL.

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

* LOCATIONS IMPACTED INCLUDE...
  BOWLING GREEN...VANDALIA...LOUISIANA...WELLSVILLE...LADDONIA...FARBER...
  MARTINSBURG...CURRYVILLE...TARRANTS...NEW HARTFORD...MIDDLETOWN...RUSH
  HILL...BENTON CITY...ASHLEY...OLNEY...ST. CLEMENT AND CYRENE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3931 9176 3948 9107 3905 9110 3906 9185
TIME...MOT...LOC 2256Z 260DEG 25KT 3916 9171 

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

GLASS

3 follow-up statements

765 
WWUS53 KLSX 112309
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
609 PM CDT WED MAY 11 2016

MOC007-113-139-163-173-120000-
/O.CON.KLSX.SV.W.0090.000000T0000Z-160512T0000Z/
PIKE MO-MONTGOMERY MO-AUDRAIN MO-LINCOLN MO-RALLS MO-
609 PM CDT WED MAY 11 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM CDT
FOR SOUTHWESTERN PIKE COUNTY IN NORTHEASTERN MISSOURI...NORTHERN
MONTGOMERY COUNTY IN EAST CENTRAL MISSOURI...EASTERN AUDRAIN COUNTY
IN CENTRAL MISSOURI...NORTHWESTERN LINCOLN COUNTY IN EAST CENTRAL
MISSOURI AND SOUTH CENTRAL RALLS COUNTIES IN NORTHEASTERN MISSOURI...

AT 608 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR WELLSVILLE...
MOVING EAST AT 40 MPH. A SECOND SEVERE THUNDERSTORM WAS LOCATED NEAR
NEW HARTFORD MOVING EAST AT 30 MPH.

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

SOURCE...RADAR INDICATED. 

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...
BOWLING GREEN...VANDALIA...LOUISIANA...WELLSVILLE...LADDONIA...FARBER...
MARTINSBURG...CURRYVILLE...TARRANTS...NEW HARTFORD...MIDDLETOWN...RUSH
HILL...BENTON CITY...ASHLEY...OLNEY...ST. CLEMENT AND CYRENE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS. PEOPLE OUTSIDE
SHOULD MOVE TO A SHELTER...INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

&&

LAT...LON 3931 9176 3948 9107 3905 9110 3906 9185
TIME...MOT...LOC 2308Z 261DEG 34KT 3916 9154 

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

GLASS

891 
WWUS53 KLSX 112323
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
623 PM CDT WED MAY 11 2016

MOC007-113-139-163-173-120000-
/O.CON.KLSX.SV.W.0090.000000T0000Z-160512T0000Z/
PIKE MO-MONTGOMERY MO-AUDRAIN MO-LINCOLN MO-RALLS MO-
623 PM CDT WED MAY 11 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM CDT
FOR SOUTHWESTERN PIKE COUNTY IN NORTHEASTERN MISSOURI...NORTHERN
MONTGOMERY COUNTY IN EAST CENTRAL MISSOURI...EASTERN AUDRAIN COUNTY
IN CENTRAL MISSOURI...NORTHWESTERN LINCOLN COUNTY IN EAST CENTRAL
MISSOURI AND SOUTH CENTRAL RALLS COUNTIES IN NORTHEASTERN MISSOURI...

AT 623 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 7 MILES SOUTHWEST OF
NEW HARTFORD...MOVING EAST AT 30 MPH.

HAZARD...PING PONG BALL SIZE HAIL AND 60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

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...
BOWLING GREEN...VANDALIA...LOUISIANA...WELLSVILLE...LADDONIA...FARBER...
MARTINSBURG...CURRYVILLE...TARRANTS...NEW HARTFORD...MIDDLETOWN...RUSH
HILL...BENTON CITY...ASHLEY...OLNEY...ST. CLEMENT AND CYRENE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS. PEOPLE OUTSIDE
SHOULD MOVE TO A SHELTER...INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

&&

LAT...LON 3931 9176 3948 9107 3905 9110 3906 9185
TIME...MOT...LOC 2323Z 257DEG 25KT 3916 9141 

HAIL...1.50IN
WIND...60MPH
 
$$

GLASS

198 
WWUS53 KLSX 112345
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
645 PM CDT WED MAY 11 2016

MOC007-113-139-163-173-120000-
/O.CON.KLSX.SV.W.0090.000000T0000Z-160512T0000Z/
PIKE MO-MONTGOMERY MO-AUDRAIN MO-LINCOLN MO-RALLS MO-
645 PM CDT WED MAY 11 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM CDT
FOR SOUTHWESTERN PIKE COUNTY IN NORTHEASTERN MISSOURI...NORTHERN
MONTGOMERY COUNTY IN EAST CENTRAL MISSOURI...NORTHEASTERN AUDRAIN
COUNTY IN CENTRAL MISSOURI...NORTHWESTERN LINCOLN COUNTY IN EAST
CENTRAL MISSOURI AND SOUTHERN RALLS COUNTIES IN NORTHEASTERN
MISSOURI...

AT 645 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR NEW HARTFORD...
MOVING EAST AT 35 MPH.

HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED. 

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

LOCATIONS IMPACTED INCLUDE...
BOWLING GREEN...VANDALIA...LOUISIANA...WELLSVILLE...CURRYVILLE...TARRANTS...
NEW HARTFORD...MIDDLETOWN...OLNEY...ST. CLEMENT...ASHLEY AND CYRENE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS. PEOPLE OUTSIDE
SHOULD MOVE TO A SHELTER...INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

&&

LAT...LON 3937 9151 3948 9107 3905 9110 3906 9162
TIME...MOT...LOC 2345Z 260DEG 28KT 3915 9128 

HAIL...1.00IN
WIND...60MPH
 
$$

GLASS

The office that day

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

Issued	Product	Office	Counties	Lasted
May 11, 3:19 AM CDT	Dense Fog Advisory	LSX	Jefferson, Lincoln, Madison, Pike, Saint Charles, Sainte Genevieve and 3 more	6 hr
May 11, 10:08 AM CDT	Severe Thunderstorm Warning	LSX	Audrain, Boone	52 min
May 11, 10:25 AM CDT	Severe Thunderstorm Warning	LSX	Audrain, Callaway	50 min
May 11, 10:52 AM CDT	Severe Thunderstorm Warning	LSX	Audrain, Callaway, Montgomery, Pike	38 min
May 11, 11:24 AM CDT	Severe Thunderstorm Warning	LSX	Lincoln, Montgomery, Pike	51 min
May 11, 12:26 PM CDT	Severe Thunderstorm Warning	LSX	Franklin, Saint Charles, Saint Louis, Warren	49 min
May 11, 12:29 PM CDT	Severe Thunderstorm Warning	LSX	Franklin, Jefferson, Washington	46 min
May 11, 12:47 PM CDT	Severe Thunderstorm Warning	LSX	Franklin, Jefferson, Saint Louis	28 min
May 11, 1:08 PM CDT	Severe Thunderstorm Warning	LSX	Saint Charles, Saint Louis, City of Saint Louis	52 min
May 11, 1:12 PM CDT	Severe Thunderstorm Warning	LSX	Jefferson, Saint Louis	48 min
May 11, 1:51 PM CDT	Severe Thunderstorm Warning	LSX	Saint Charles, Saint Louis, City of Saint Louis	54 min
May 11, 1:55 PM CDT	Severe Thunderstorm Warning	LSX	Saint Louis	65 min
May 11, 2:12 PM CDT	Severe Thunderstorm Warning	LSX	Jefferson, Sainte Genevieve	63 min
May 11, 3:11 PM CDT	Severe Thunderstorm Warning	LSX	Saint Francois, Washington	49 min
May 11, 3:15 PM CDT	Severe Thunderstorm Warning	LSX	Jefferson, Sainte Genevieve, Saint Francois	45 min
May 11, 3:52 PM CDT	Flash Flood Warning	LSX	Jefferson, Sainte Genevieve	4 hr
May 11, 3:57 PM CDT	Severe Thunderstorm Warning	LSX	Jefferson, Sainte Genevieve	63 min
May 11, 4:05 PM CDT	Severe Thunderstorm Warning	LSX	Sainte Genevieve, Saint Francois, Washington	40 min
May 11, 4:45 PM CDT	Severe Thunderstorm Warning	LSX	Jefferson, Sainte Genevieve, Saint Francois, Washington	60 min
May 11, 5:16 PM CDT	Severe Thunderstorm Warning	LSX	Audrain, Montgomery, Pike, Ralls	44 min
May 11, 5:18 PM CDT	Severe Thunderstorm Warning	LSX	Crawford	27 min
May 11, 5:18 PM CDT	Severe Thunderstorm Warning	LSX	Franklin, Gasconade, Montgomery, Osage, Warren	42 min
May 11, 5:26 PM CDT	Flash Flood Warning	LSX	Sainte Genevieve, Saint Francois	4 hr
May 11, 5:35 PM CDT	Severe Thunderstorm Warning	LSX	Callaway, Montgomery	40 min
May 11, 5:45 PM CDT	Severe Thunderstorm Warning	LSX	Saint Francois, Washington	45 min
May 11, 6:12 PM CDT	Severe Thunderstorm Warning	LSX	Callaway, Lincoln, Montgomery, Warren	48 min
May 11, 6:29 PM CDT	Severe Thunderstorm Warning	LSX	Franklin, Jefferson, Sainte Genevieve, Saint Francois, Washington	46 min
May 11, 6:42 PM CDT	Severe Thunderstorm Warning	LSX	Pike, Ralls	48 min
May 11, 6:50 PM CDT	Severe Thunderstorm Warning	LSX	Lincoln, Montgomery, Pike, Saint Charles, Warren	40 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2016 Every 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.