Alert archive / Illinois / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 5, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Feb 27, 2011, 7:38 PM CST for Adams County, Brown County, Pike County, Illinois; Marion County, Ralls County, Missouri. It was in force for 37 min. 13 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
- Feb 27, 2011, 7:38 PM CST (01:38 UTC)
- Expired
- Feb 27, 2011, 8:15 PM CST
- In force
- 37 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Adams County, IL, Brown County, IL, Pike County, IL, Marion County, MO, Ralls County, MO
The radar
The St Louis radar (KLSX), 135 km from the middle of the area, began a volume at 01:39 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 |
|---|---|---|---|
| Feb 27, 7:38 PM CST | HAIL 0.25 | 3 W Hannibal, MO | |
| Feb 27, 7:39 PM CST | TSTM WND GST 87 | 3 Wnw Hannibal, MO | |
| Feb 27, 7:40 PM CST | TSTM WND DMG | 2 Nw Hannibal, MO | ONE PLANE FLIPPED OVER AT AIRPORT... SEVERAL OTHER PLANES DAMAGED... MINOR STRUCTURAL DAMAGE TO A HANGAR |
| Feb 27, 7:40 PM CST | TSTM WND GST 50 | Hannibal, MO | 45 TO 50 MPH WIND GUSTS IN TOWN...LOCAL POWER OUTAGE ON NORTHEAST SIDE OF TOWN. |
| Feb 27, 7:40 PM CST | TSTM WND GST 70 | 6 Se Palmyra, MO | |
| Feb 27, 7:40 PM CST | HAIL 0.25 | Hannibal, MO | 45 TO 50 MPH WIND GUSTS IN TOWN...LOCAL POWER OUTAGE ON NORTHEAST SIDE OF TOWN. |
| Feb 27, 7:44 PM CST | TSTM WND DMG | Hannibal, MO | TWO REPORTS OF 24-36 INCH DIAMETER TREES BLOWN DOWN. ONE WAS ACROSS A ROAD. OFFICER REPORTED THAT ROOTS WERE PULLED OUT OF THE GROUND. |
| Feb 27, 7:45 PM CST | TSTM WND DMG | Hannibal, MO | 4 FOOT DIAMETER TREE BLOWN DOWN ACROSS ROADWAY. FALLING TREE CRUSHED CAR AND TOOK DOWN POWER LINES. |
| Feb 27, 8:10 PM CST | TSTM WND DMG | 2 E Beverly, IL | MOBILE HOME SHOOK...SUCKED EQUIPMENT OUT OF OPEN GARAGE DOOR...BLEW SWING SET A CONSIDERABLE DISTANCE. |
| Feb 27, 8:10 PM CST | TSTM WND DMG | Beverly, IL | DOZEN MINI STORAGE BARNS SCATTERED OVER ONE-QUARTER MILE...ON 25O NORTH AVENUE BETWEEN COUNTY ROADS 2700 AND 2800. |
| Feb 27, 8:13 PM CST | HAIL 0.25 | Kellerville, IL | |
| Feb 27, 8:20 PM CST | TSTM WND GST 60 | 3 S Mount Sterling, IL | |
| Feb 27, 8:20 PM CST | HAIL 1 | 3 S Mount Sterling, IL |
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 |
|---|---|---|---|
| Feb 27, 5:33 PM CST | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Davenport, (KDVN), launched 00:00Z, 1.6 hours before the alert went out and 200 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
- 485 m above ground
- 0-6 km bulk shear
- 86 kt
- 0-1 km storm-relative helicity
- 101 m²/s²
- 0-3 km storm-relative helicity
- 136 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
818 WUUS53 KLSX 280138 SVRLSX ILC001-009-149-MOC127-173-280215- /O.NEW.KLSX.SV.W.0005.110228T0138Z-110228T0215Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 738 PM CST SUN FEB 27 2011 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHERN ADAMS COUNTY IN WEST CENTRAL ILLINOIS... WESTERN BROWN COUNTY IN WEST CENTRAL ILLINOIS... NORTHWESTERN PIKE COUNTY IN WEST CENTRAL ILLINOIS... SOUTHEASTERN MARION COUNTY IN NORTHEAST MISSOURI... NORTHEASTERN RALLS COUNTY IN NORTHEAST MISSOURI... * UNTIL 815 PM CST * AT 735 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR RENSSELAER...OR NEAR HANNIBAL...AND MOVING NORTHEAST AT 60 MPH. * LOCATIONS IMPACTED INCLUDE... FALL CREEK...PAYSON...BEVERLY...BUCKHORN...ILASCO...MARBLEHEAD... SEEHORN...HULL...PLAINVILLE...ADAMS...RICHFIELD...LIBERTY... KINGSTON...FISHHOOK...KELLERVILLE AND MOUND STATION. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. && LAT...LON 4007 9083 3986 9070 3961 9147 3977 9157 TIME...MOT...LOC 0139Z 244DEG 53KT 3973 9140 WIND...HAIL 60MPH <.75IN $$ CARNEY
2 follow-up statements
555 WWUS53 KLSX 280148 SVSLSX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 748 PM CST SUN FEB 27 2011 ILC001-009-149-MOC127-173-280215- /O.CON.KLSX.SV.W.0005.000000T0000Z-110228T0215Z/ PIKE IL-BROWN IL-ADAMS IL-RALLS MO-MARION MO- 748 PM CST SUN FEB 27 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN ADAMS...WESTERN BROWN AND NORTHWESTERN PIKE COUNTIES IN WEST CENTRAL ILLINOIS...AND SOUTHEASTERN MARION AND NORTHEASTERN RALLS COUNTIES IN NORTHEAST MISSOURI UNTIL 815 PM CST... AT 743 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DESTRUCTIVE WINDS IN EXCESS OF 80 MPH. THIS STORM WAS LOCATED NEAR FALL CREEK...OR NEAR HANNIBAL...MOVING NORTHEAST AT 60 MPH. IN ADDITION...AT 740 PM WIND IN EXCESS OF 80 MPH WAS REPORTED AT THE HANNIBAL REGIONAL AIRPORT WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... PAYSON...BEVERLY...BUCKHORN...PLAINVILLE...ADAMS...RICHFIELD... LIBERTY...KINGSTON...FISHHOOK...KELLERVILLE AND MOUND STATION. PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS STORM HAS EXHIBITED SOME WEAK ROTATION. TORNADOES CAN DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT IMMEDIATELY LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY INSIDE A STURDY STRUCTURE... SUCH AS A BASEMENT OR SMALL INTERIOR ROOM. && LAT...LON 4007 9083 3986 9070 3961 9147 3977 9157 TIME...MOT...LOC 0147Z 244DEG 53KT 3978 9126 WIND...HAIL 80MPH <.75IN $$ CARNEY
607
WWUS53 KLSX 280201
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
801 PM CST SUN FEB 27 2011
ILC149-MOC127-173-280209-
/O.CAN.KLSX.SV.W.0005.000000T0000Z-110228T0215Z/
PIKE IL-RALLS MO-MARION MO-
801 PM CST SUN FEB 27 2011
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN PIKE COUNTY IN
WEST CENTRAL ILLINOIS...AND SOUTHEASTERN MARION AND NORTHEASTERN
RALLS COUNTIES IN NORTHEAST MISSOURI IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM.
LAT...LON 3986 9070 3984 9079 3985 9092 3981 9092
3976 9113 3977 9116 3990 9126 4007 9083
TIME...MOT...LOC 0159Z 240DEG 54KT 3988 9105
$$
ILC001-009-280215-
/O.CON.KLSX.SV.W.0005.000000T0000Z-110228T0215Z/
BROWN IL-ADAMS IL-
801 PM CST SUN FEB 27 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
ADAMS AND WESTERN BROWN COUNTIES UNTIL 815 PM CST...
AT 755 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF
60 MPH. THIS STORM WAS LOCATED 7 MILES EAST OF PAYSON...OR 15 MILES
EAST OF QUINCY...MOVING NORTHEAST AT 60 MPH.
IN ADDITION...AT 740 PM WIND IN EXCESS OF 80 MPH WAS REPORTED AT THE
HANNIBAL REGIONAL AIRPORT WITH THIS STORM.
LOCATIONS IMPACTED INCLUDE...
BUCKHORN...KELLERVILLE AND MOUND STATION.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS STORM HAS EXHIBITED SOME WEAK ROTATION. TORNADOES CAN DEVELOP
QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT IMMEDIATELY
LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY INSIDE A STURDY STRUCTURE... SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.
&&
LAT...LON 3986 9070 3984 9079 3985 9092 3981 9092
3976 9113 3977 9116 3990 9126 4007 9083
TIME...MOT...LOC 0159Z 240DEG 54KT 3988 9105
WIND...HAIL 60MPH <.75IN
$$
CARNEYThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 27, 6:26 PM CST | Severe Thunderstorm Warning | LSX | Adams, Brown, Pike | 49 min |
| Feb 27, 8:02 PM CST | Tornado Warning | LSX | Pike | 28 min |
| Feb 27, 8:14 PM CST | Severe Thunderstorm Warning | LSX | Brown | 16 min |
| Feb 27, 8:25 PM CST | Severe Thunderstorm Warning | LSX | Calhoun, Pike | 35 min |
| Feb 27, 9:50 PM CST | Severe Thunderstorm Warning | LSX | Adams, Pike | 40 min |
| Feb 27, 10:30 PM CST | Severe Thunderstorm Warning | LSX | Pike | 18 min |
| Feb 27, 10:47 PM CST | Tornado Warning | LSX | Monroe, Saint Clair | 43 min |
| Feb 27, 11:18 PM CST | Tornado Warning | LSX | Madison, Monroe, Saint Clair | 42 min |
| Feb 27, 11:43 PM CST | Tornado Warning | LSX | Bond, Clinton, Fayette, Madison, Saint Clair, Washington | 47 min |
| Feb 28, 12:07 AM CST | Tornado Warning | LSX | Bond, Clinton, Fayette, Marion, Washington | 38 min |
| Feb 28, 12:23 AM CST | Severe Thunderstorm Warning | LSX | Randolph | 52 min |
| Feb 28, 2:19 AM CST | River Flood Warning | LSX | Jersey | 4 days |
| Feb 28, 6:46 AM CST | River Flood Warning | LSX | Pike | 29 hr |
| Feb 28, 6:46 AM CST | River Flood Warning | LSX | Pike | 38 hr |
| Feb 28, 6:46 AM CST | River Flood Warning | LSX | Calhoun | 52 hr |
| Feb 28, 11:14 AM CST | River Flood Warning | LSX | Morgan, Pike | 17 days |
| Feb 28, 11:43 AM CST | River Flood Warning | LSX | Calhoun | 47 hr |
| Feb 27, 6:57 PM CST | Severe Thunderstorm Warning | LSX | Lewis, Marion | 15 min |
| Feb 27, 8:13 PM CST | Areal Flood Advisory | LSX | Marion | 4 hr |
| Feb 27, 9:54 PM CST | Tornado Warning | LSX | Cole, Gasconade, Osage | 36 min |
| Feb 27, 10:19 PM CST | Tornado Warning | LSX | Franklin, Gasconade, Warren | 41 min |
| Feb 27, 10:25 PM CST | Tornado Warning | LSX | Franklin, Gasconade | 50 min |
| Feb 27, 11:05 PM CST | River Flood Warning | LSX | Marion | 35 hr |
| Feb 27, 11:11 PM CST | River Flood Warning | LSX | Lincoln | 35 hr |
| Feb 27, 11:11 PM CST | River Flood Warning | LSX | Marion | 35 hr |
| Feb 27, 11:11 PM CST | River Flood Warning | LSX | Monroe | 4 days |
| Feb 27, 11:47 PM CST | Severe Thunderstorm Warning | LSX | Crawford | 21 min |
| Feb 28, 12:06 AM CST | Severe Thunderstorm Warning | LSX | Washington | 39 min |
| Feb 28, 12:18 AM CST | Tornado Warning | LSX | Iron, Reynolds | 42 min |
| Feb 28, 12:44 AM CST | Tornado Warning | LSX | Iron, Madison, Sainte Genevieve, Saint Francois | 46 min |
| Feb 28, 10:38 AM CST | River Flood Warning | LSX | Gasconade, Montgomery | 4 days |
Nearby
Severe Thunderstorm Warnings in Illinois, 2011Severe Thunderstorm Warnings in Missouri, 2011Every severe thunderstorm warning 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.