Alert archive / Missouri / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 71, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at May 11, 2016, 1:51 PM CDT for Saint Charles County, Saint Louis County, City of Saint Louis, Missouri; Madison County, Saint Clair County, Illinois. It was in force for 54 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
- May 11, 2016, 1:51 PM CDT (18:51 UTC)
- Expired
- May 11, 2016, 2:45 PM CDT
- In force
- 54 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Hail
- 1.75 in
- Wind
- 60.0 mph
Counties Madison County, IL, Saint Clair County, IL, City of Saint Louis, MO, Saint Charles County, MO, Saint Louis County, MO
The radar
The St Louis radar (KLSX), 48 km from the middle of the area, began a volume at 18:52 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, 1:55 PM CDT | TSTM WND DMG | 1 Ne Maplewood, MO | LARGE TREE BLOWN ONTO 3 HOMES IN 6900 BLOCK OF DALE AVE. CAUSING DAMAGE. SOUTH OF FOREST PARK. |
| May 11, 1:55 PM CDT | TSTM WND DMG | 1 N Spanish Lake, MO | LARGE TREE BLOWN DOWN AT SPANISH LAKE PARK...BLOCKING ROADWAY. |
| May 11, 2:00 PM CDT | TSTM WND DMG | 3 S Roxana, IL | SEVERAL TREES AND LARGE LIMBS DOWN |
| May 11, 2:07 PM CDT | TSTM WND DMG | Wood River, IL | SHINGLES BLOWN OFF OF A HOUSE |
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, 6.9 hours before the alert went out and 201 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.
- 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
The text
As transmitted.
094
WUUS53 KLSX 111851
SVRLSX
ILC119-163-MOC183-189-510-111945-
/O.NEW.KLSX.SV.W.0071.160511T1851Z-160511T1945Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
151 PM CDT WED MAY 11 2016
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN ST. CLAIR COUNTY IN SOUTHWESTERN ILLINOIS...
MADISON COUNTY IN SOUTHWESTERN ILLINOIS...
NORTHEASTERN ST. LOUIS COUNTY IN EAST CENTRAL MISSOURI...
NORTHEASTERN ST. CHARLES COUNTY IN EAST CENTRAL MISSOURI...
ST. LOUIS CITY IN EAST CENTRAL MISSOURI...
* UNTIL 245 PM CDT
* AT 151 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER CASTLE POINT...
MOVING EAST AT 25 MPH.
HAZARD...GOLF BALL SIZE HAIL AND 60 MPH WIND GUSTS.
SOURCE...RADAR INDICATED. THIS STORM HAS A LONG HISTORY OF LARGE
HAIL.
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...
ST. LOUIS...FLORISSANT...UNIVERSITY CITY...GRANITE CITY...O'FALLON...
ALTON...EAST ST. LOUIS...COLLINSVILLE...EDWARDSVILLE...FERGUSON...
GODFREY...FAIRVIEW HEIGHTS...CLAYTON...JENNINGS...GLEN CARBON...
BELLEFONTAINE NEIGHBORS...WOOD RIVER...TROY...BETHALTO AND BERKELEY.
THIS INCLUDES THE FOLLOWING HIGHWAYS...
INTERSTATE 70 IN ILLINOIS BETWEEN EXITS 21 AND 24.
INTERSTATE 55 IN ILLINOIS BETWEEN EXITS 23 AND 33.
INTERSTATE 64 IN ILLINOIS NEAR EXIT 9.
THIS ALSO INCLUDES SCOTT JOPLIN HISTORIC SITE...CONFLUENCE STATE
PARK...AND HORSESHOE LAKE STATE PARK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS. PEOPLE OUTSIDE
SHOULD MOVE IMMEDIATELY TO SHELTER INSIDE A STRONG BUILDING. STAY
AWAY FROM WINDOWS.
&&
LAT...LON 3857 9033 3893 9031 3892 9028 3893 9027
3899 8979 3865 8971
TIME...MOT...LOC 1851Z 261DEG 22KT 3876 9025
HAIL...1.75IN
WIND...60MPH
$$
GLASS1 follow-up statement
670
WWUS53 KLSX 111918
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
218 PM CDT WED MAY 11 2016
MOC183-189-510-111928-
/O.CAN.KLSX.SV.W.0071.000000T0000Z-160511T1945Z/
ST. LOUIS MO-ST. CHARLES MO-ST. LOUIS CITY MO-
218 PM CDT WED MAY 11 2016
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN ST. LOUIS...AND
NORTHEASTERN ST. CHARLES COUNTIES AND ST. LOUIS CITY IS CANCELLED...
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF
THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM CDT FOR
SOUTHWESTERN ILLINOIS.
LAT...LON 3859 9018 3895 9007 3899 8979 3865 8971
TIME...MOT...LOC 1918Z 264DEG 37KT 3877 8994
$$
ILC119-163-111945-
/O.CON.KLSX.SV.W.0071.000000T0000Z-160511T1945Z/
ST. CLAIR IL-MADISON IL-
218 PM CDT WED MAY 11 2016
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 PM CDT
FOR NORTHERN ST. CLAIR AND CENTRAL MADISON COUNTIES IN SOUTHWESTERN
ILLINOIS...
AT 218 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER GLEN CARBON...
MOVING EAST AT 40 MPH.
HAZARD...60 MPH WIND GUSTS AND HALF DOLLAR SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO
ROOFS...SIDING...AND TREES.
LOCATIONS IMPACTED INCLUDE...
GRANITE CITY...O'FALLON...EAST ST. LOUIS...COLLINSVILLE...EDWARDSVILLE...
FAIRVIEW HEIGHTS...GLEN CARBON...WOOD RIVER...TROY...BETHALTO...MARYVILLE...
PONTOON BEACH...CENTREVILLE...CASEYVILLE...WASHINGTON PARK...MADISON...
EAST ALTON...FAIRMONT CITY...SOUTH ROXANA AND ALORTON.
THIS ALSO INCLUDES HORSESHOE LAKE STATE PARK.
THIS INCLUDES THE FOLLOWING HIGHWAYS...
INTERSTATE 70 IN ILLINOIS BETWEEN EXITS 21 AND 24.
INTERSTATE 55 IN ILLINOIS BETWEEN EXITS 23 AND 33.
INTERSTATE 64 IN ILLINOIS NEAR EXIT 9.
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 3859 9018 3895 9007 3899 8979 3865 8971
TIME...MOT...LOC 1918Z 264DEG 37KT 3877 8994
HAIL...1.25IN
WIND...60MPH
$$
GLASSThe 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, 1:55 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, 5:56 PM CDT | Severe Thunderstorm Warning | LSX | Audrain, Lincoln, Montgomery, Pike, Ralls | 64 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 |
| May 11, 2:32 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Clinton, Fayette, Madison, Washington | 43 min |
| May 11, 3:02 PM CDT | Severe Thunderstorm Warning | LSX | Fayette, Marion | 43 min |
| May 11, 3:13 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Clinton, Fayette, Washington | 47 min |
| May 11, 3:43 PM CDT | Severe Thunderstorm Warning | LSX | Fayette, Marion | 33 min |
| May 11, 3:59 PM CDT | Severe Thunderstorm Warning | LSX | Randolph, Saint Clair, Washington | 19 min |
| May 11, 5:23 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 52 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 2016Severe Thunderstorm Warnings in Illinois, 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.