Alert archive / Illinois / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 253, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Jun 9, 2011, 5:54 PM CDT for Adams County, Pike County, Illinois; Marion County, Ralls County, Missouri. It was in force for 51 min. 25 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
- Jun 9, 2011, 5:54 PM CDT (22:54 UTC)
- Expired
- Jun 9, 2011, 6:45 PM CDT
- In force
- 51 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Adams County, IL, Pike County, IL, Marion County, MO, Ralls County, MO
The radar
The St Louis radar (KLSX), 125 km from the middle of the area, began a volume at 22:56 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 |
|---|---|---|---|
| Jun 9, 5:58 PM CDT | HAIL 0.25 | Palmyra, MO | HAIL FELL IN WESTERN PORTION OF PALMYRA. |
| Jun 9, 6:01 PM CDT | HAIL 0.88 | 7 W Hannibal, MO | HAIL COVERING GROUND AT US 24 AND US 36 INTERSECTION. |
| Jun 9, 6:02 PM CDT | HAIL 0.25 | Hannibal, MO | HAIL AT THE INTERSECTION OF HIGHWAYS 36 AND MM JUST WEST OF HANNIBAL MISSOURI. |
| Jun 9, 6:04 PM CDT | HAIL 0.7 | 5 W Hannibal, MO | |
| Jun 9, 6:06 PM CDT | HAIL 1.25 | 4 Ne Rensselaer, MO | HAIL LASTED 5 MINUTES. |
| Jun 9, 6:07 PM CDT | HAIL 1.5 | 5 Sw Hannibal, MO | |
| Jun 9, 6:08 PM CDT | HAIL 0.88 | 1 Ssw Hannibal, MO | AT HUCKLEBERRY PARK. |
| Jun 9, 6:09 PM CDT | HAIL 1 | 3 Sw Hannibal, MO | |
| Jun 9, 6:10 PM CDT | TSTM WND DMG | 2 S Hannibal, MO | BILLBOARDS DOWN ON US 61. |
| Jun 9, 6:10 PM CDT | TSTM WND DMG | 3 Ese Rensselaer, MO | TREES BLOWN DOWN AND BLOCKING HIGHWAY HH EAST SOUTHEAST OF RENSSELAER. |
| Jun 9, 6:10 PM CDT | TSTM WND DMG | 3 E Spaulding, MO | 54000 BLOCK OF HIGHWAY M REPORTED NORTH SIDE OF A 200 X 60 SHED HAS BEEN DAMAGED. APPROXIMATELY 30-40 FEET OF THE NORTH SIDE OF THE METAL STRUCTURE HAS BEEN TORN OFF. |
| Jun 9, 6:10 PM CDT | TSTM WND DMG | 3 W Hannibal, MO | 4 FOOT DIAMTER TREE DOWN ON PARIS GRAVEL ROAD. |
| Jun 9, 6:10 PM CDT | TSTM WND DMG | 4 Ne Spaulding, MO | GARAGE BLOWN DOWN FROM A RESIDENCE. |
| Jun 9, 6:10 PM CDT | TSTM WND DMG | 4 Ne Spaulding, MO | 54000 BLOCK OF HIGHWAY M REPORTED NORTH SIDE OF A 200 X 60 SHED HAS BEEN DAMAGED. APPROXIMATELY 30-40 FEET OF THE NORTH SIDE OF THE METAL STRUCTURE HAS BEEN TORN OFF. |
| Jun 9, 6:12 PM CDT | HAIL 1 | 1 Nw Hannibal, MO | AT THE INTERSECTION OF U.S. HIGHWAY 61 AND WEST ELY ROAD. |
| Jun 9, 6:13 PM CDT | TSTM WND DMG | 3 Sw Rensselaer, MO | SHINGLES BLOWN OFF ROOFS. |
| Jun 9, 6:13 PM CDT | TSTM WND DMG | 4 Ssw Hannibal, MO | NUMEROUS ROOFS BLOWN OFF HOUSES ON 1100 BLOCK OF STABLE DRIVE. |
| Jun 9, 6:13 PM CDT | TSTM WND DMG | 5 Ene Spaulding, MO | POWER IS OUT DUE TO THE THUNDERSTORM WINDS. |
| Jun 9, 6:14 PM CDT | HAIL 0.88 | 2 N New London, MO | |
| Jun 9, 6:16 PM CDT | TSTM WND GST 60 | 3 Sw Hannibal, MO | RELAYED BY MARION COUNTY 991 CALL CENTER. |
| Jun 9, 6:18 PM CDT | TSTM WND GST 60 | 2 N New London, MO | 50 TO 60 MPH ESTIMATED WINDS. |
| Jun 9, 6:19 PM CDT | TSTM WND DMG | 3 N New London, MO | UP TO 5 INCH LIMBS SNAPPED OFF TREES... UP TO 8 INCH DIAMETER PINE TREES SNAPPED OFF AT THE BASE... TREES DOWNED ON THE ROAD NEAR INTERSECTION OF HIGHWAYS 61 AND M |
| Jun 9, 6:20 PM CDT | TSTM WND GST 70 | Hannibal, MO | ESTIMATED 70 MPH WIND JUST SOUTH OF HANNIBAL MISSOURI NEAR HIGHWAY 61. 2 FOOT DIAMETER TREE UPROOTED. |
| Jun 9, 6:20 PM CDT | TSTM WND GST 80 | 2 N New London, MO | ESTIMATED 70 TO 80 MPH WINDS. |
| Jun 9, 6:22 PM CDT | TSTM WND DMG | 3 W Hannibal, MO | 4 FOOT DIAMTER TREE DOWN ON PARIS GRAVEL ROAD. |
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 |
|---|---|---|---|
| Jun 9, 4:43 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Davenport, (KDVN), launched 12:00Z, 10.9 hours before the alert went out and 225 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
- 121 J/kg
- Mixed-layer CIN
- -128 J/kg
- Mixed-layer LCL
- 1420 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- -114 m²/s²
- 0-3 km storm-relative helicity
- -95 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.3
The text
As transmitted, in the capitals the NWS used until 2016.
387
WUUS53 KLSX 092254
SVRLSX
ILC001-149-MOC127-173-092345-
/O.NEW.KLSX.SV.W.0253.110609T2254Z-110609T2345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
554 PM CDT THU JUN 9 2011
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHWESTERN ADAMS COUNTY IN WEST CENTRAL ILLINOIS...
NORTHWESTERN PIKE COUNTY IN WEST CENTRAL ILLINOIS...
SOUTHEASTERN MARION COUNTY IN NORTHEAST MISSOURI...
NORTHERN RALLS COUNTY IN NORTHEAST MISSOURI...
* UNTIL 645 PM CDT
* AT 550 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
RENSSELAER...OR 5 MILES SOUTH OF PALMYRA...AND MOVING EAST AT 15
MPH.
* LOCATIONS IMPACTED INCLUDE...
HANNIBAL...SPAULDING...NEW LONDON...FALL CREEK...PAYSON...ILASCO...
SEEHORN...SAVERTON...HULL...KINDERHOOK...PLAINVILLE AND RICHFIELD.
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.
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 3982 9108 3960 9120 3951 9136 3964 9167
3981 9159
TIME...MOT...LOC 2252Z 282DEG 15KT 3972 9153
WIND...HAIL 60MPH 1.00IN
$$
BRITT2 follow-up statements
300
WWUS53 KLSX 092307
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
607 PM CDT THU JUN 9 2011
ILC001-149-MOC127-173-092345-
/O.CON.KLSX.SV.W.0253.000000T0000Z-110609T2345Z/
PIKE IL-ADAMS IL-MARION MO-RALLS MO-
607 PM CDT THU JUN 9 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHWESTERN
ADAMS AND NORTHWESTERN PIKE COUNTIES IN WEST CENTRAL ILLINOIS...AND
NORTHEASTERN RALLS AND SOUTHEASTERN MARION COUNTIES IN NORTHEAST
MISSOURI UNTIL 645 PM CDT...
AT 603 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING LARGE DESTRUCTIVE HAIL UP TO
TENNIS BALL SIZE...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS
STORM WAS LOCATED NEAR HANNIBAL...MOVING EAST AT 30 MPH.
LOCATIONS IMPACTED INCLUDE...
NEW LONDON...FALL CREEK...PAYSON...ILASCO...SEEHORN...SAVERTON...
PLAINVILLE...HULL...RICHFIELD AND KINDERHOOK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS STORM HAS EXHIBITED SOME WEAK ROTATION. TORNADOES CAN DEVELOP
QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT IMMEDIATELY
LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY INSIDE A STURDY STRUCTURE... SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR LARGE DESTRUCTIVE HAIL CAPABLE OF PRODUCING
SIGNIFICANT DAMAGE. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS.
&&
LAT...LON 3963 9165 3981 9149 3982 9108 3960 9120
3951 9136
TIME...MOT...LOC 2307Z 289DEG 25KT 3966 9141
WIND...HAIL 60MPH 2.50IN
$$
BRITT411
WWUS53 KLSX 092338
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
638 PM CDT THU JUN 9 2011
ILC001-149-MOC127-173-092346-
/O.EXP.KLSX.SV.W.0253.000000T0000Z-110609T2345Z/
PIKE IL-ADAMS IL-MARION MO-RALLS MO-
638 PM CDT THU JUN 9 2011
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN ADAMS AND
WESTERN PIKE COUNTIES IN WEST CENTRAL ILLINOIS...AND NORTHEASTERN
RALLS AND SOUTHEASTERN MARION COUNTIES IN NORTHEAST MISSOURI WILL
EXPIRE AT 645 PM CDT...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA. A NEW SEVERE THUNDERSTORM WARNING HAS BEEN ISSUED FOR
NORTHEASTERN RALLS COUNTY IN NORTHEAST MISSOURI AND WESTERN PIKE
COUNTY IN WEST CENTRAL ILLINOIS UNTIL 715 PM CDT.
ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A SEVERE
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT.
LAT...LON 3963 9165 3981 9149 3982 9108 3960 9120
3951 9136
TIME...MOT...LOC 2336Z 289DEG 25KT 3959 9116
$$
BRITTThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 9, 5:09 PM CDT | Severe Thunderstorm Warning | LSX | Adams, Pike | 51 min |
| Jun 9, 6:26 PM CDT | Severe Thunderstorm Warning | LSX | Pike | 30 min |
| Jun 9, 3:41 PM CDT | Severe Thunderstorm Warning | LSX | Knox, Shelby | 64 min |
| Jun 9, 4:06 PM CDT | Severe Thunderstorm Warning | LSX | Shelby | 39 min |
| Jun 9, 4:36 PM CDT | Severe Thunderstorm Warning | LSX | Lewis, Marion, Shelby | 39 min |
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.