Alert archive / Missouri / Tornado Warnings in 2011
Tornado Warning 77, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at May 25, 2011, 2:07 PM CDT for 4 counties in Missouri. It was in force for 53 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 25, 2011, 2:07 PM CDT (19:07 UTC)
- Expired
- May 25, 2011, 3:00 PM CDT
- In force
- 53 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
Counties Lincoln County, MO, Montgomery County, MO, Pike County, MO, Warren County, MO
The radar
The St Louis radar (KLSX), 60 km from the middle of the area, began a volume at 19:08 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.
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 25, 10:37 AM CDT | Tornado Watch | SPC | 7 hr |
| May 25, 11:09 AM CDT | Tornado Watch | SPC | 10 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 7.1 hours before the alert went out and 242 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
- 1832 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 561 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 253 m²/s²
- 0-3 km storm-relative helicity
- 222 m²/s²
- Significant tornado parameter
- 1.6
- Supercell composite
- 10.1
The text
As transmitted, in the capitals the NWS used until 2016.
625 WFUS53 KLSX 251907 TORLSX MOC113-139-163-219-252000- /O.NEW.KLSX.TO.W.0077.110525T1907Z-110525T2000Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 207 PM CDT WED MAY 25 2011 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A * TORNADO WARNING FOR... WESTERN LINCOLN COUNTY IN EAST CENTRAL MISSOURI... MONTGOMERY COUNTY IN EAST CENTRAL MISSOURI... SOUTHEASTERN PIKE COUNTY IN NORTHEAST MISSOURI... NORTH CENTRAL WARREN COUNTY IN EAST CENTRAL MISSOURI... * UNTIL 300 PM CDT * AT 204 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR JONESBURG...OR 7 MILES NORTHWEST OF WARRENTON...AND MOVING NORTHEAST AT 35 MPH. * LOCATIONS IMPACTED INCLUDE... HAWK POINT...DAVIS...EOLIA...TRUXTON...OLNEY...CAVE...SILEX... WHITESIDE...EDGEWOOD...CYRENE...PAYNESVILLE AND ANNADA. 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 3936 9111 3929 9079 3878 9111 3887 9138 TIME...MOT...LOC 1908Z 209DEG 30KT 3891 9122 $$ GLASS
2 follow-up statements
059 WWUS53 KLSX 251930 SVSLSX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 230 PM CDT WED MAY 25 2011 MOC113-139-163-219-252000- /O.CON.KLSX.TO.W.0077.000000T0000Z-110525T2000Z/ LINCOLN MO-MONTGOMERY MO-PIKE MO-WARREN MO- 230 PM CDT WED MAY 25 2011 ...A TORNADO WARNING REMAINS IN EFFECT FOR NORTH CENTRAL WARREN... MONTGOMERY AND WESTERN LINCOLN COUNTIES IN EAST CENTRAL MISSOURI... AND SOUTHEASTERN PIKE COUNTY IN NORTHEAST MISSOURI UNTIL 300 PM CDT... AT 226 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR HAWK POINT...OR 11 MILES WEST OF TROY...MOVING NORTH AT 35 MPH. LOCATIONS IMPACTED INCLUDE... DAVIS...EOLIA...OLNEY...CAVE...SILEX...WHITESIDE...EDGEWOOD... CYRENE...PAYNESVILLE AND ANNADA. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS. && LAT...LON 3896 9133 3936 9111 3929 9079 3890 9104 TIME...MOT...LOC 1930Z 202DEG 30KT 3904 9117 $$ GLASS
137
WWUS53 KLSX 251947
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
247 PM CDT WED MAY 25 2011
MOC139-219-251957-
/O.CAN.KLSX.TO.W.0077.000000T0000Z-110525T2000Z/
MONTGOMERY MO-WARREN MO-
247 PM CDT WED MAY 25 2011
...THE TORNADO WARNING FOR NORTH CENTRAL WARREN AND MONTGOMERY
COUNTIES IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
LAT...LON 3929 9079 3897 9100 3906 9126 3907 9126
3936 9111
TIME...MOT...LOC 1947Z 202DEG 30KT 3917 9110
$$
MOC113-163-252000-
/O.CON.KLSX.TO.W.0077.000000T0000Z-110525T2000Z/
LINCOLN MO-PIKE MO-
247 PM CDT WED MAY 25 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR WESTERN LINCOLN COUNTY IN
EAST CENTRAL MISSOURI...AND SOUTHEASTERN PIKE COUNTY IN NORTHEAST
MISSOURI UNTIL 300 PM CDT...
AT 243 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD. A
TORNADO MAY DEVELOP AT ANY TIME. THIS DANGEROUS STORM WAS LOCATED 8
MILES NORTHWEST OF DAVIS...OR 14 MILES NORTHWEST OF TROY...MOVING
NORTH AT 35 MPH.
LOCATIONS IMPACTED INCLUDE...
EOLIA...WHITESIDE...EDGEWOOD...CYRENE...PAYNESVILLE AND ANNADA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 3929 9079 3897 9100 3906 9126 3907 9126
3936 9111
TIME...MOT...LOC 1947Z 202DEG 30KT 3917 9110
$$
GLASSThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 25, 1:32 AM CDT | Severe Thunderstorm Warning | LSX | Boone, Callaway, Cole, Moniteau | 43 min |
| May 25, 1:35 AM CDT | Severe Thunderstorm Warning | LSX | Audrain, Lincoln, Montgomery, Pike, Ralls | 40 min |
| May 25, 2:00 AM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Marion, Pike, Ralls | 45 min |
| May 25, 2:16 AM CDT | Areal Flood Advisory | LSX | Boone, Cole, Moniteau | 6 hr |
| May 25, 3:09 AM CDT | Areal Flood Advisory | LSX | Audrain, Knox, Lewis, Marion, Monroe, Ralls and 1 more | 5 hr |
| May 25, 3:55 AM CDT | Flash Flood Warning | LSX | Lewis, Marion, Shelby | 6 hr |
| May 25, 4:15 AM CDT | Severe Thunderstorm Warning | LSX | Franklin, Lincoln, Saint Charles, Saint Louis, Warren | 35 min |
| May 25, 4:39 AM CDT | Tornado Warning | LSX | Lincoln | 22 min |
| May 25, 5:08 AM CDT | River Flood Warning | LSX | Lewis | 3 days |
| May 25, 7:47 AM CDT | Areal Flood Advisory | LSX | Audrain, Boone, Cole, Knox, Lewis, Marion and 5 more | 3 hr |
| May 25, 7:56 AM CDT | River Flood Warning | LSX | Marion | 12 hr |
| May 25, 9:06 AM CDT | River Flood Warning | LSX | Marion | 11 hr |
| May 25, 11:03 AM CDT | River Flood Warning | LSX | Callaway, Cole | 5 days |
| May 25, 11:03 AM CDT | River Flood Warning | LSX | Franklin, Warren | 6 days |
| May 25, 11:03 AM CDT | River Flood Warning | LSX | Saint Charles, Saint Louis | 20 days |
| May 25, 12:15 PM CDT | River Flood Warning | LSX | Lewis | 13 days |
| May 25, 12:15 PM CDT | River Flood Warning | LSX | Marion | 13 days |
| May 25, 12:15 PM CDT | River Flood Warning | LSX | Marion | 13 days |
| May 25, 12:15 PM CDT | River Flood Warning | LSX | Marion | 40 days |
| May 25, 12:15 PM CDT | River Flood Warning | LSX | Ralls | 15 days |
| May 25, 12:15 PM CDT | River Flood Warning | LSX | Pike | 40 days |
| May 25, 12:15 PM CDT | River Flood Warning | LSX | Pike | 46 days |
| May 25, 12:15 PM CDT | River Flood Warning | LSX | Lincoln | 43 days |
| May 25, 12:15 PM CDT | River Flood Warning | LSX | Saint Louis, City of Saint Louis | 46 days |
| May 25, 1:00 PM CDT | Tornado Warning | LSX | Cole, Moniteau | 60 min |
| May 25, 1:36 PM CDT | Flash Flood Warning | LSX | Moniteau | 5 hr |
| May 25, 1:36 PM CDT | Tornado Warning | LSX | Cole | 39 min |
| May 25, 1:48 PM CDT | Severe Thunderstorm Warning | LSX | Audrain, Callaway, Montgomery, Pike | 42 min |
| May 25, 1:54 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Montgomery, Pike, Warren | 51 min |
| May 25, 1:55 PM CDT | Tornado Warning | LSX | Boone, Callaway, Cole, Moniteau | 50 min |
| May 25, 2:02 PM CDT | Severe Thunderstorm Warning | LSX | Audrain, Boone, Marion, Monroe, Ralls, Shelby | 43 min |
| May 25, 2:05 PM CDT | Tornado Warning | LSX | Audrain, Callaway, Montgomery, Pike | 40 min |
| May 25, 2:11 PM CDT | Tornado Warning | LSX | Audrain, Marion, Monroe, Ralls, Shelby | 49 min |
| May 25, 2:14 PM CDT | Flash Flood Warning | LSX | Cole | 5 hr |
| May 25, 2:15 PM CDT | Tornado Warning | LSX | Callaway, Cole, Osage | 45 min |
| May 25, 2:22 PM CDT | Tornado Warning | LSX | Crawford, Franklin, Gasconade | 53 min |
| May 25, 2:29 PM CDT | Tornado Warning | LSX | Crawford | 61 min |
| May 25, 2:36 PM CDT | Flash Flood Warning | LSX | Audrain, Boone | 6 hr |
| May 25, 2:42 PM CDT | Tornado Warning | LSX | Audrain, Montgomery, Pike | 48 min |
| May 25, 2:43 PM CDT | Tornado Warning | LSX | Jefferson, Saint Francois, Washington | 18 min |
| May 25, 2:44 PM CDT | Tornado Warning | LSX | Audrain, Callaway, Montgomery, Osage | 46 min |
| May 25, 2:49 PM CDT | Tornado Warning | LSX | Jefferson, Sainte Genevieve, Saint Francois | 32 min |
| May 25, 2:51 PM CDT | Severe Thunderstorm Warning | LSX | Gasconade, Osage | 39 min |
| May 25, 2:54 PM CDT | Tornado Warning | LSX | Marion, Monroe, Pike, Ralls | 51 min |
| May 25, 2:55 PM CDT | Tornado Warning | LSX | Lincoln, Pike | 50 min |
| May 25, 3:05 PM CDT | Tornado Warning | LSX | Franklin, Gasconade, Lincoln, Montgomery, Warren | 40 min |
| May 25, 3:05 PM CDT | Tornado Warning | LSX | Iron, Reynolds | 40 min |
| May 25, 3:08 PM CDT | Flash Flood Warning | LSX | Monroe | 6 hr |
| May 25, 3:09 PM CDT | Severe Thunderstorm Warning | LSX | Saint Charles | 36 min |
| May 25, 3:16 PM CDT | Tornado Warning | LSX | Saint Charles, Saint Louis, City of Saint Louis | 44 min |
| May 25, 3:19 PM CDT | Tornado Warning | LSX | Crawford, Franklin, Jefferson, Washington | 41 min |
| May 25, 3:23 PM CDT | Flash Flood Warning | LSX | Lincoln, Montgomery, Pike | 6 hr |
| May 25, 3:29 PM CDT | Tornado Warning | LSX | Lincoln | 46 min |
| May 25, 3:30 PM CDT | Tornado Warning | LSX | Jefferson | 33 min |
| May 25, 3:32 PM CDT | Tornado Warning | LSX | Iron, Reynolds, Washington | 43 min |
| May 25, 3:34 PM CDT | Tornado Warning | LSX | Pike, Ralls | 41 min |
| May 25, 3:37 PM CDT | Tornado Warning | LSX | Lewis, Marion | 25 min |
| May 25, 3:38 PM CDT | Flash Flood Warning | LSX | Ralls | 6 hr |
| May 25, 3:41 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Saint Charles, Warren | 38 min |
| May 25, 3:41 PM CDT | Tornado Warning | LSX | Iron, Madison, Reynolds, Saint Francois, Washington | 37 min |
| May 25, 3:42 PM CDT | Flash Flood Warning | LSX | Lewis, Marion | 6 hr |
| May 25, 3:43 PM CDT | Tornado Warning | LSX | Pike | 47 min |
| May 25, 3:48 PM CDT | Areal Flood Advisory | LSX | Callaway | 6 hr |
| May 25, 3:59 PM CDT | Tornado Warning | LSX | Iron, Madison | 46 min |
| May 25, 4:00 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson, Saint Charles, Saint Louis, City of Saint Louis | 45 min |
| May 25, 4:05 PM CDT | Severe Thunderstorm Warning | LSX | Saint Charles, Saint Louis | 40 min |
| May 25, 4:11 PM CDT | Tornado Warning | LSX | Jefferson, Saint Charles, Saint Louis, City of Saint Louis | 49 min |
| May 25, 4:14 PM CDT | Tornado Warning | LSX | Iron, Jefferson, Saint Francois, Washington | 46 min |
| May 25, 4:23 PM CDT | Tornado Warning | LSX | Jefferson, Sainte Genevieve | 52 min |
| May 25, 4:30 PM CDT | Tornado Warning | LSX | Sainte Genevieve, Saint Francois | 45 min |
| May 25, 4:34 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson | 26 min |
| May 25, 4:40 PM CDT | Tornado Warning | LSX | Saint Charles, Saint Louis | 21 min |
| May 25, 4:45 PM CDT | Tornado Warning | LSX | Madison | 45 min |
| May 25, 4:51 PM CDT | Tornado Warning | LSX | Jefferson, Sainte Genevieve, Saint Francois, Washington | 39 min |
| May 25, 5:00 PM CDT | Severe Thunderstorm Warning | LSX | Saint Charles, Saint Louis, City of Saint Louis | 25 min |
| May 25, 5:03 PM CDT | Flash Flood Warning | LSX | Saint Louis, City of Saint Louis | 4 hr |
| May 25, 5:12 PM CDT | Tornado Warning | LSX | Sainte Genevieve | 48 min |
| May 25, 5:17 PM CDT | Tornado Warning | LSX | Madison, Sainte Genevieve, Saint Francois | 43 min |
| May 25, 5:23 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson, Sainte Genevieve, Saint Francois | 52 min |
Nearby
Tornado Warnings in Missouri, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.