Alert archive / Missouri / Tornado Warnings in 2011
Tornado Warning 44, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Apr 22, 2011, 6:55 PM CDT for Calhoun County, Illinois; 4 counties in Missouri. It was in force for 50 min. 35 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 22, 2011, 6:55 PM CDT (23:55 UTC)
- Expired
- Apr 22, 2011, 7:45 PM CDT
- In force
- 50 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
Counties Calhoun County, IL, Lincoln County, MO, Saint Charles County, MO, Saint Louis County, MO, Warren County, MO
The radar
The St Louis radar (KLSX), 32 km from the middle of the area, began a volume at 23:55 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 22, 6:55 PM CDT | HAIL 1.75 | Warrenton, MO | |
| Apr 22, 6:57 PM CDT | HAIL 0.75 | Wright City, MO | |
| Apr 22, 6:58 PM CDT | HAIL 1.75 | Warrenton, MO | |
| Apr 22, 6:58 PM CDT | HAIL 2.75 | Warrenton, MO | |
| Apr 22, 7:00 PM CDT | HAIL 1.5 | Warrenton, MO | HAIL OBSERVED AT HIGHWAY U AND TALL OAKS ROAD |
| Apr 22, 7:00 PM CDT | HAIL 1.75 | Warrenton, MO | |
| Apr 22, 7:00 PM CDT | HAIL 1.75 | Wright City, MO | |
| Apr 22, 7:00 PM CDT | HAIL 2.75 | Warrenton, MO | HAIL OBSERVED AT HIGHWAY U AND TALL OAKS ROAD |
| Apr 22, 7:00 PM CDT | HAIL 4.5 | Warrenton, MO | |
| Apr 22, 7:02 PM CDT | HAIL 0.7 | Wentzville, MO | |
| Apr 22, 7:04 PM CDT | HAIL 0.25 | Foristell, MO | |
| Apr 22, 7:06 PM CDT | HAIL 3 | Warrenton, MO | HIGHWAY U AND TALL OAKS ROAD |
| Apr 22, 7:09 PM CDT | HAIL 0.25 | Chesterfield, MO | |
| Apr 22, 7:10 PM CDT | HAIL 0.75 | Flint Hill, MO | |
| Apr 22, 7:10 PM CDT | TORNADO | Warrenton, MO | SPOTTER REPORTED POSSIBLE BRIEF TORNADO TOUCHDOWN. LASTED ONLY A MOMENT. |
| Apr 22, 7:14 PM CDT | HAIL 1.75 | Wright City, MO | |
| Apr 22, 7:23 PM CDT | HAIL 1.25 | 4 E Foristell, MO | |
| Apr 22, 7:26 PM CDT | HAIL 1 | Wentzville, MO | |
| Apr 22, 7:27 PM CDT | HAIL 1.75 | Lake St. Louis, MO | |
| Apr 22, 7:28 PM CDT | HAIL 0.75 | 3 N O'Fallon, MO | |
| Apr 22, 7:30 PM CDT | TORNADO | New Melle, MO | HEAVY STRUCTURAL DAMAGE AT 122 AUBURN MEADOW DRIVE |
| Apr 22, 7:33 PM CDT | HAIL 1.5 | Lake St. Louis, MO | |
| Apr 22, 7:34 PM CDT | HAIL 0.75 | O'Fallon, MO | |
| Apr 22, 7:38 PM CDT | TORNADO | 3 Nw New Melle, MO | LONG TRACK OF TREES DOWN... POWER POLES... AND HOME DAMAGE |
| Apr 22, 7:40 PM CDT | HAIL 1.5 | 2 Ssw O'Fallon, MO | |
| Apr 22, 7:41 PM CDT | HAIL 1.75 | St. Peters, MO | GOLF BALL SIZE HAIL AT HIGHWAY K AND MEXICO ROAD |
| Apr 22, 7:42 PM CDT | HAIL 1 | St. Peters, MO | QUARTER SIZE HAIL AND STREET FLOODING |
| Apr 22, 7:43 PM CDT | HAIL 1.5 | St. Peters, MO | NEAR SALT LICK AND I70 |
| Apr 22, 7:44 PM CDT | HAIL 2 | O'Fallon, MO | APPROXIMATELY 1 MILE WEST OF K AND N |
| Apr 22, 7:45 PM CDT | TSTM WND DMG | O'Fallon, MO | 12 INCH DIAMETER TREE FELL ONTO A CAR ON VETERANS MEMORIAL PARKWAY BETWEEN HIGHWAY K AND BRYAN ROAD |
| Apr 22, 7:46 PM CDT | HAIL 1.5 | O'Fallon, MO | AT EXIT 217 ON I70 |
| Apr 22, 7:48 PM CDT | TSTM WND GST 70 | St. Peters, MO | |
| Apr 22, 7:53 PM CDT | HAIL 0.5 | Harvester, MO | |
| Apr 22, 7:54 PM CDT | TSTM WND GST 80 | St. Peters, MO | I-70 AND CAVE SPRINGS |
| Apr 22, 7:55 PM CDT | FUNNEL CLOUD | St. Peters, MO |
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 22, 3:34 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 11.9 hours before the alert went out and 258 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
- 845 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 585 m²/s²
- 0-3 km storm-relative helicity
- 683 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
103
WFUS53 KLSX 222355
TORLSX
ILC013-MOC113-183-189-219-230045-
/O.NEW.KLSX.TO.W.0044.110422T2355Z-110423T0045Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
655 PM CDT FRI APR 22 2011
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHERN CALHOUN COUNTY IN SOUTHWEST ILLINOIS...
SOUTHEASTERN LINCOLN COUNTY IN EAST CENTRAL MISSOURI...
WESTERN ST. CHARLES COUNTY IN EAST CENTRAL MISSOURI...
WEST CENTRAL ST. LOUIS COUNTY IN EAST CENTRAL MISSOURI...
EASTERN WARREN COUNTY IN EAST CENTRAL MISSOURI...
* UNTIL 745 PM CDT
* AT 650 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED 6 MILES NORTH OF TRELOAR...OR 8 MILES SOUTHWEST
OF WARRENTON...AND MOVING EAST AT 50 MPH.
IN ADDITION...LARGE HAIL TO THE SIZE OF TENNIS BALLS IS LIKELY.
* LOCATIONS IMPACTED INCLUDE...
WARRENTON...WRIGHT CITY...WENTZVILLE...LAKE ST. LOUIS...DARDENNE
PRAIRIE...ST. PAUL...O'FALLON...COTTLEVILLE...WELDON SPRING...ST.
PETERS...CHESTERFIELD...TRUESDALE...NEW MELLE...HARVESTER...
FORISTELL...FLINT HILL...OLD MONROE AND GOLDEN EAGLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 3892 9127 3894 9056 3863 9055 3866 9127
3868 9127
TIME...MOT...LOC 2354Z 267DEG 42KT 3874 9117
$$
GLASS6 follow-up statements
182 WWUS53 KLSX 230006 SVSLSX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 706 PM CDT FRI APR 22 2011 ILC013-MOC113-183-189-219-230045- /O.CON.KLSX.TO.W.0044.000000T0000Z-110423T0045Z/ CALHOUN IL-ST. LOUIS MO-ST. CHARLES MO-WARREN MO-LINCOLN MO- 706 PM CDT FRI APR 22 2011 ...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN LINCOLN... EASTERN WARREN...WESTERN ST. CHARLES...WEST CENTRAL ST. LOUIS AND SOUTHERN CALHOUN COUNTIES UNTIL 745 PM CDT... AT 703 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED 6 MILES SOUTHEAST OF TRUESDALE...OR 7 MILES SOUTH OF WRIGHT CITY...MOVING EAST AT 50 MPH. IN ADDITION...LARGE HAIL TO THE SIZE OF TENNIS BALLS WILL OCCUR WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... WENTZVILLE...LAKE ST. LOUIS...DARDENNE PRAIRIE...ST. PAUL... O'FALLON...COTTLEVILLE...WELDON SPRING...ST. PETERS... CHESTERFIELD...NEW MELLE...HARVESTER...FORISTELL...FLINT HILL...OLD MONROE AND GOLDEN EAGLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS. && LAT...LON 3863 9055 3866 9120 3892 9115 3894 9056 TIME...MOT...LOC 0006Z 267DEG 42KT 3874 9102 $$ GLASS
234 WWUS53 KLSX 230015 SVSLSX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 715 PM CDT FRI APR 22 2011 ILC013-MOC113-183-189-219-230045- /O.CON.KLSX.TO.W.0044.000000T0000Z-110423T0045Z/ CALHOUN IL-ST. LOUIS MO-ST. CHARLES MO-WARREN MO-LINCOLN MO- 715 PM CDT FRI APR 22 2011 ...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN LINCOLN... EAST CENTRAL WARREN...WESTERN ST. CHARLES...WEST CENTRAL ST. LOUIS AND SOUTHERN CALHOUN COUNTIES UNTIL 745 PM CDT... AT 712 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED 5 MILES WEST OF NEW MELLE...OR 7 MILES SOUTHEAST OF WRIGHT CITY...MOVING EAST AT 30 MPH. IN ADDITION...THERE WAS A PUBLIC REPORT OF A POSSIBLE TORNADO TOUCHDOWN IN WARRENTON. LOCATIONS IMPACTED INCLUDE... WENTZVILLE...LAKE ST. LOUIS...DARDENNE PRAIRIE...ST. PAUL... O'FALLON...WELDON SPRING...COTTLEVILLE...ST. PETERS... CHESTERFIELD...NEW MELLE...HARVESTER...FLINT HILL...OLD MONROE AND GOLDEN EAGLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS. && LAT...LON 3892 9102 3894 9056 3863 9055 3865 9107 TIME...MOT...LOC 0015Z 262DEG 27KT 3874 9094 $$ GLASS
478 WWUS53 KLSX 230018 SVSLSX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 718 PM CDT FRI APR 22 2011 ILC013-MOC113-183-189-219-230045- /O.CON.KLSX.TO.W.0044.000000T0000Z-110423T0045Z/ CALHOUN IL-ST. LOUIS MO-ST. CHARLES MO-WARREN MO-LINCOLN MO- 718 PM CDT FRI APR 22 2011 ...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN LINCOLN... EAST CENTRAL WARREN...WESTERN ST. CHARLES...WEST CENTRAL ST. LOUIS AND SOUTHERN CALHOUN COUNTIES UNTIL 745 PM CDT... AT 717 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS GIVING VERY STRONG INDICATIONS OF A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR NEW MELLE...OR 7 MILES SOUTHWEST OF WENTZVILLE...MOVING EAST AT 30 MPH. LOCATIONS IMPACTED INCLUDE... WENTZVILLE...LAKE ST. LOUIS...DARDENNE PRAIRIE...ST. PAUL... O'FALLON...COTTLEVILLE...WELDON SPRING...ST. PETERS... CHESTERFIELD...NEW MELLE...HARVESTER...FLINT HILL...OLD MONROE AND GOLDEN EAGLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS. && LAT...LON 3892 9102 3894 9056 3863 9055 3865 9107 TIME...MOT...LOC 0018Z 264DEG 25KT 3873 9093 $$ GLASS
286
WWUS53 KLSX 230024
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
724 PM CDT FRI APR 22 2011
MOC113-219-230034-
/O.CAN.KLSX.TO.W.0044.000000T0000Z-110423T0045Z/
WARREN MO-LINCOLN MO-
724 PM CDT FRI APR 22 2011
...THE TORNADO WARNING FOR SOUTHEASTERN LINCOLN AND EAST CENTRAL
WARREN COUNTIES IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
LAT...LON 3863 9055 3864 9096 3888 9094 3889 9089
3888 9081 3890 9081 3892 9073 3891 9071
3892 9071 3894 9056
TIME...MOT...LOC 0024Z 270DEG 33KT 3874 9084
$$
ILC013-MOC183-189-230045-
/O.CON.KLSX.TO.W.0044.000000T0000Z-110423T0045Z/
CALHOUN IL-ST. LOUIS MO-ST. CHARLES MO-
724 PM CDT FRI APR 22 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR WESTERN ST. CHARLES...WEST
CENTRAL ST. LOUIS AND SOUTHERN CALHOUN COUNTIES UNTIL 745 PM CDT...
AT 720 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD. A
TORNADO MAY DEVELOP AT ANY TIME. THIS DANGEROUS STORM WAS LOCATED
NEAR NEW MELLE...OR 6 MILES SOUTH OF WENTZVILLE...MOVING EAST AT 40
MPH.
LOCATIONS IMPACTED INCLUDE...
LAKE ST. LOUIS...ST. PAUL...DARDENNE PRAIRIE...O'FALLON...
COTTLEVILLE...WELDON SPRING...ST. PETERS...CHESTERFIELD...HARVESTER
AND GOLDEN EAGLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 3863 9055 3864 9096 3888 9094 3889 9089
3888 9081 3890 9081 3892 9073 3891 9071
3892 9071 3894 9056
TIME...MOT...LOC 0024Z 270DEG 33KT 3874 9084
$$
GLASS213
WWUS53 KLSX 230027
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
727 PM CDT FRI APR 22 2011
ILC013-MOC183-189-230045-
/O.CON.KLSX.TO.W.0044.000000T0000Z-110423T0045Z/
CALHOUN IL-ST. LOUIS MO-ST. CHARLES MO-
727 PM CDT FRI APR 22 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR WESTERN ST. CHARLES...WEST
CENTRAL ST. LOUIS AND SOUTHERN CALHOUN COUNTIES UNTIL 745 PM CDT...
AT 725 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO. THIS
TORNADO WAS LOCATED NEAR NEW MELLE...OR 5 MILES SOUTHWEST OF LAKE ST.
LOUIS...MOVING EAST AT 40 MPH.
LOCATIONS IMPACTED INCLUDE...
LAKE ST. LOUIS...ST. PAUL...DARDENNE PRAIRIE...O'FALLON...
COTTLEVILLE...WELDON SPRING...ST. PETERS...CHESTERFIELD...HARVESTER
AND GOLDEN EAGLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW. MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID
WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE
CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 3863 9055 3864 9096 3888 9094 3889 9089
3888 9081 3890 9081 3892 9073 3891 9071
3892 9071 3894 9056
TIME...MOT...LOC 0027Z 270DEG 33KT 3873 9083
$$
GLASS010
WWUS53 KLSX 230031
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
731 PM CDT FRI APR 22 2011
ILC013-MOC183-189-230045-
/O.CON.KLSX.TO.W.0044.000000T0000Z-110423T0045Z/
CALHOUN IL-ST. LOUIS MO-ST. CHARLES MO-
731 PM CDT FRI APR 22 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR WESTERN ST. CHARLES...WEST
CENTRAL ST. LOUIS AND SOUTHERN CALHOUN COUNTIES UNTIL 745 PM CDT...
...DESTRUCTIVE TORNADO MOVING THROUGH SOUTHERN ST. CHARLES COUNTY...
AT 729 PM CDT...RADAR AND STORM SPOTTERS WERE TRACKING A LARGE AND
EXTREMELY DANGEROUS TORNADO. THIS TORNADO WAS LOCATED NEAR NEW
MELLE...OR NEAR LAKE ST. LOUIS...MOVING EAST AT 40 MPH.
LOCATIONS IMPACTED INCLUDE...
ST. PAUL...DARDENNE PRAIRIE...O'FALLON...COTTLEVILLE...WELDON
SPRING...ST. PETERS...CHESTERFIELD...HARVESTER AND GOLDEN EAGLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TO REPEAT...A LARGE...EXTREMELY DANGEROUS AND POTENTIALLY DEADLY
TORNADO IS ON THE GROUND. TO PROTECT YOUR LIFE...TAKE COVER NOW. MOVE
TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID
WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE
CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 3863 9055 3864 9096 3888 9094 3889 9089
3888 9081 3890 9081 3892 9073 3891 9071
3892 9071 3894 9056
TIME...MOT...LOC 0031Z 270DEG 33KT 3873 9078
$$
GLASSThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 22, 7:12 AM CDT | Areal Flood Advisory | LSX | Randolph | 3 hr |
| Apr 22, 7:17 AM CDT | Areal Flood Advisory | LSX | Monroe | 3 hr |
| Apr 22, 7:28 AM CDT | Flash Flood Warning | LSX | Monroe, Randolph, Saint Clair, Washington | 6 hr |
| Apr 22, 8:51 AM CDT | Severe Thunderstorm Warning | LSX | Adams, Brown, Pike | 39 min |
| Apr 22, 9:16 AM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Greene, Jersey, Pike | 44 min |
| Apr 22, 9:36 AM CDT | Flash Flood Warning | LSX | Adams, Brown, Pike | 3 hr |
| Apr 22, 9:59 AM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Greene, Jersey, Macoupin, Madison, Montgomery and 1 more | 46 min |
| Apr 22, 10:17 AM CDT | Severe Thunderstorm Warning | LSX | Calhoun | 43 min |
| Apr 22, 10:56 AM CDT | Severe Thunderstorm Warning | LSX | Bond, Clinton, Fayette, Macoupin, Madison, Montgomery and 1 more | 49 min |
| Apr 22, 11:00 AM CDT | Severe Thunderstorm Warning | LSX | Monroe, Saint Clair | 45 min |
| Apr 22, 11:41 AM CDT | Areal Flood Advisory | LSX | Bond, Fayette, Macoupin, Madison, Montgomery | 3 hr |
| Apr 22, 11:44 AM CDT | Severe Thunderstorm Warning | LSX | Clinton, Madison, Monroe, Saint Clair, Washington | 46 min |
| Apr 22, 12:21 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Fayette | 39 min |
| Apr 22, 1:33 PM CDT | River Flood Warning | LSX | Brown | 22 hr |
| Apr 22, 6:58 PM CDT | Severe Thunderstorm Warning | LSX | Jersey, Macoupin, Madison | 47 min |
| Apr 21, 9:24 PM CDT | River Flood Warning | LSX | Gasconade, Montgomery | 11 days |
| Apr 21, 10:14 PM CDT | River Flood Warning | LSX | Reynolds | 9 days |
| Apr 22, 8:47 AM CDT | Severe Thunderstorm Warning | LSX | Boone, Callaway, Cole, Moniteau, Osage | 43 min |
| Apr 22, 9:28 AM CDT | Severe Thunderstorm Warning | LSX | Callaway, Lincoln, Montgomery, Pike, Warren | 47 min |
| Apr 22, 9:32 AM CDT | Severe Thunderstorm Warning | LSX | Callaway, Cole, Franklin, Gasconade, Lincoln, Montgomery and 2 more | 43 min |
| Apr 22, 12:34 PM CDT | River Flood Warning | LSX | Saint Charles | 26 hr |
| Apr 22, 2:39 PM CDT | River Flood Warning | LSX | Marion | 37 hr |
| Apr 22, 4:32 PM CDT | Severe Thunderstorm Warning | LSX | Cole, Moniteau | 43 min |
| Apr 22, 4:40 PM CDT | Tornado Warning | LSX | Cole, Moniteau | 50 min |
| Apr 22, 5:10 PM CDT | Severe Thunderstorm Warning | LSX | Crawford, Franklin, Gasconade | 39 min |
| Apr 22, 5:12 PM CDT | Tornado Warning | LSX | Boone, Callaway, Cole | 48 min |
| Apr 22, 5:49 PM CDT | Tornado Warning | LSX | Callaway, Gasconade, Montgomery, Osage | 41 min |
| Apr 22, 6:05 PM CDT | Severe Thunderstorm Warning | LSX | Cole, Osage | 40 min |
| Apr 22, 6:22 PM CDT | Tornado Warning | LSX | Franklin, Gasconade, Lincoln, Montgomery, Warren | 38 min |
| Apr 22, 6:36 PM CDT | Severe Thunderstorm Warning | LSX | Franklin, Gasconade, Osage | 39 min |
Nearby
Tornado Warnings in Missouri, 2011Tornado Warnings in Illinois, 2011Every tornado warning in 2011Tornadoes in 2011
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.