Alert archive / Missouri / Tornado Warnings in 2016
Tornado Warning 9, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Apr 27, 2016, 9:15 PM CDT for Lewis County, Missouri; Adams County, Illinois. It was in force for 30 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
- Apr 27, 2016, 9:15 PM CDT (02:15 UTC)
- Expired
- Apr 27, 2016, 9:45 PM CDT
- In force
- 30 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Tornado
- Observed
- Hail
- 1.5 in
Counties Adams County, IL, Lewis County, MO
The radar
The St Louis radar (KLSX), 166 km from the middle of the area, began a volume at 02:14 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 |
|---|---|---|---|
| Apr 27, 9:22 PM CDT | HAIL 1.75 | La Grange, MO | |
| Apr 27, 9:24 PM CDT | HAIL 1.75 | Canton, MO | |
| Apr 27, 9:30 PM CDT | TSTM WND DMG | 2 Ssw Mendon, IL | A COUPLE OF SHEDS DESTROYED. TIME ESTIMATED BY RADAR. |
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 |
|---|---|---|---|
| Apr 27, 2:33 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Davenport, (KDVN), launched 00:00Z, 2.3 hours before the alert went out and 184 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
- 595 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 338 m²/s²
- 0-3 km storm-relative helicity
- 343 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted.
704
WFUS53 KLSX 280215
TORLSX
ILC001-MOC111-280245-
/O.NEW.KLSX.TO.W.0009.160428T0215Z-160428T0245Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
915 PM CDT WED APR 27 2016
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* TORNADO WARNING FOR...
NORTHWESTERN ADAMS COUNTY IN WEST CENTRAL ILLINOIS...
SOUTHEASTERN LEWIS COUNTY IN NORTHEASTERN MISSOURI...
* UNTIL 945 PM CDT
* AT 915 PM CDT...A CONFIRMED TORNADO WAS LOCATED OVER LA GRANGE...
MOVING NORTHEAST AT 30 MPH.
HAZARD...DAMAGING TORNADO AND PING PONG BALL SIZE HAIL.
SOURCE...LAW ENFORCEMENT CONFIRMED TORNADO.
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.
* THE TORNADO WILL BE NEAR...
MENDON AROUND 940 PM CDT.
OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE LIMA...
WOODVILLE...LORAINE...URSA AND MEYER.
THIS ALSO INCLUDES WAKONDA STATE PARK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORNADOES ARE EXTREMELY DIFFICULT TO SEE AND CONFIRM AT NIGHT. DO NOT
WAIT TO SEE OR HEAR THE TORNADO. TAKE COVER NOW!
&&
LAT...LON 4020 9113 4013 9107 3994 9149 3995 9153
4008 9166 4020 9149
TIME...MOT...LOC 0215Z 239DEG 25KT 4005 9151
TORNADO...OBSERVED
HAIL...1.50IN
$$
CARNEY1 follow-up statement
383
WWUS53 KLSX 280236
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
936 PM CDT WED APR 27 2016
MOC111-280246-
/O.CAN.KLSX.TO.W.0009.000000T0000Z-160428T0245Z/
LEWIS MO-
936 PM CDT WED APR 27 2016
...THE TORNADO WARNING FOR SOUTHEASTERN LEWIS COUNTY IS CANCELLED...
THE TORNADIC THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT
OF THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FOR WEST CENTRAL
ILLINOIS...AND NORTHEASTERN MISSOURI.
LAT...LON 4020 9113 4013 9107 3996 9145 4003 9150
4006 9149 4012 9151 4018 9151 4020 9149
TIME...MOT...LOC 0236Z 256DEG 24KT 4008 9133
$$
ILC001-280245-
/O.CON.KLSX.TO.W.0009.000000T0000Z-160428T0245Z/
ADAMS IL-
936 PM CDT WED APR 27 2016
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 PM CDT FOR
NORTHWESTERN ADAMS COUNTY...
AT 936 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER MENDON...MOVING EAST AT 25 MPH.
HAZARD...TORNADO AND PING PONG BALL 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...
MENDON AROUND 945 PM CDT.
OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE LIMA...
WOODVILLE...LORAINE...URSA AND MEYER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORNADOES ARE EXTREMELY DIFFICULT TO SEE AND CONFIRM AT NIGHT. DO NOT
WAIT TO SEE OR HEAR THE TORNADO. TAKE COVER NOW!
&&
LAT...LON 4020 9113 4013 9107 3996 9145 4003 9150
4006 9149 4012 9151 4018 9151 4020 9149
TIME...MOT...LOC 0236Z 256DEG 24KT 4008 9133
TORNADO...RADAR INDICATED
HAIL...1.50IN
$$
CARNEYThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 27, 7:23 PM CDT | Severe Thunderstorm Warning | LSX | Crawford | 37 min |
| Apr 27, 7:39 PM CDT | Tornado Warning | LSX | Lewis, Marion | 36 min |
| Apr 27, 7:39 PM CDT | Tornado Warning | LSX | Knox | 21 min |
| Apr 27, 7:46 PM CDT | Severe Thunderstorm Warning | LSX | Knox, Shelby | 44 min |
| Apr 27, 7:59 PM CDT | Severe Thunderstorm Warning | LSX | Marion, Shelby | 46 min |
| Apr 27, 8:23 PM CDT | Tornado Warning | LSX | Lewis, Marion, Shelby | 37 min |
| Apr 27, 8:30 PM CDT | Severe Thunderstorm Warning | LSX | Lewis | 30 min |
| Apr 27, 8:48 PM CDT | Severe Thunderstorm Warning | LSX | Lewis, Marion | 42 min |
| Apr 27, 9:24 PM CDT | Severe Thunderstorm Warning | LSX | Saint Charles | 38 min |
| Apr 27, 9:56 PM CDT | Severe Thunderstorm Warning | LSX | Franklin, Jefferson | 34 min |
| Apr 27, 10:59 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson, Saint Louis | 23 min |
| Apr 28, 9:53 AM CDT | River Flood Warning | LSX | Callaway, Osage | 8 days |
| Apr 28, 9:53 AM CDT | River Flood Warning | LSX | Gasconade, Montgomery | 8 days |
| Apr 28, 9:53 AM CDT | River Flood Warning | LSX | Gasconade, Montgomery | 6 days |
| Apr 27, 9:45 PM CDT | Severe Thunderstorm Warning | LSX | Adams, Brown | 35 min |
| Apr 27, 10:25 PM CDT | Severe Thunderstorm Warning | LSX | Adams, Brown, Pike | 50 min |
| Apr 27, 10:26 PM CDT | Severe Thunderstorm Warning | LSX | Jersey, Macoupin, Madison | 34 min |
| Apr 27, 10:34 PM CDT | Severe Thunderstorm Warning | LSX | Macoupin, Montgomery | 41 min |
Nearby
Tornado Warnings in Missouri, 2016Tornado Warnings in Illinois, 2016Every tornado warning in 2016Tornadoes 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.