Alert archive / Illinois / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 76, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Apr 29, 2017, 5:29 PM CDT for 5 counties in Illinois. It was in force for 61 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 29, 2017, 5:29 PM CDT (22:29 UTC)
- Expired
- Apr 29, 2017, 6:30 PM CDT
- In force
- 61 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Bond County, IL, Clinton County, IL, Fayette County, IL, Marion County, IL, Montgomery County, IL
The radar
The Evansville,IN radar (KVWX), 124 km from the middle of the area, began a volume at 22:30 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 29, 5:46 PM CDT | TSTM WND DMG | 3 Se Patoka, IL | 3 LARGE TREES DOWN. |
| Apr 29, 6:05 PM CDT | TSTM WND DMG | 3 Sw Farina, IL | 1 HOUSE WITH MINOR ROOF DAMAGE AND 2 BARNS OR OUTBUILDINGS WITH ROOF DAMAGE AND A POWER POLE BENT. |
| Apr 29, 6:10 PM CDT | HAIL 0.25 | St. Elmo, 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 |
|---|---|---|---|
| Apr 29, 3:57 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 10.5 hours before the alert went out and 146 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
- 776 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 242 m²/s²
- 0-3 km storm-relative helicity
- 568 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
929
WUUS53 KLSX 292229
SVRLSX
ILC005-027-051-121-135-292330-
/O.NEW.KLSX.SV.W.0076.170429T2229Z-170429T2330Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service St Louis MO
529 PM CDT SAT APR 29 2017
The National Weather Service in St Louis has issued a
* Severe Thunderstorm Warning for...
Northeastern Clinton County in south central Illinois...
Eastern Bond County in south central Illinois...
Marion County in south central Illinois...
Fayette County in south central Illinois...
Southeastern Montgomery County in south central Illinois...
* Until 630 PM CDT.
* At 529 PM CDT, severe thunderstorms were located along a line
extending from near Ramsey to near Mulberry Grove to Beckemeyer,
moving east at 35 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Salem, Vandalia, Greenville, Breese, Carlyle, Centralia, St. Elmo,
Sandoval, Germantown, Odin, Beckemeyer, Ramsey, Kinmundy,
Brownstown, Mulberry Grove, Patoka, Tamalco, Farina, Omega and
Beaver Creek.
This includes the following highways...
Interstate 70 in Illinois between exits 45 and 76.
Interstate 57 in Illinois between exits 116 and 135.
This also includes Ramsey Lake State Park and Carlyle Lake
Recreational Area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3861 8870 3852 8955 3922 8924 3922 8881
3891 8881 3891 8869
TIME...MOT...LOC 2229Z 248DEG 30KT 3918 8920 3889 8926 3859 8941
HAIL...1.00IN
WIND...60MPH
$$
CVKING4 follow-up statements
655
WWUS53 KLSX 292253
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
553 PM CDT SAT APR 29 2017
ILC005-027-135-292303-
/O.CAN.KLSX.SV.W.0076.000000T0000Z-170429T2330Z/
Clinton IL-Bond IL-Montgomery IL-
553 PM CDT SAT APR 29 2017
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN CLINTON...EASTERN
BOND AND SOUTHEASTERN MONTGOMERY COUNTIES IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A severe thunderstorm watch remains in effect until 1000 PM CDT for
south central Illinois.
LAT...LON 3870 8870 3864 8914 3922 8914 3922 8881
3891 8881 3891 8869
TIME...MOT...LOC 2253Z 247DEG 30KT 3918 8905 3896 8904 3870 8909
$$
ILC051-121-292330-
/O.CON.KLSX.SV.W.0076.000000T0000Z-170429T2330Z/
Marion IL-Fayette IL-
553 PM CDT SAT APR 29 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CDT
FOR NORTHERN MARION AND FAYETTE COUNTIES...
At 553 PM CDT, severe thunderstorms were located along a line
extending from near Ramsey to near Vandalia to Fairman, moving east
at 35 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Vandalia, St. Elmo, Ramsey, Kinmundy, Brownstown, Patoka, Farina,
Omega, Fairman, Wrights Corner, Stephen Forbes Station, Shobonier,
Avena, Tonti, La Clede, Herrick, St. Peter, Alma, Vernon and
Loogootee.
This also includes Ramsey Lake State Park.
This includes the following highways...
Interstate 70 in Illinois between exits 61 and 76.
Interstate 57 in Illinois between exits 127 and 135.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3870 8870 3864 8914 3922 8914 3922 8881
3891 8881 3891 8869
TIME...MOT...LOC 2253Z 247DEG 30KT 3918 8905 3896 8904 3870 8909
HAIL...1.00IN
WIND...60MPH
$$
CVKING598
WWUS53 KLSX 292309
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
609 PM CDT SAT APR 29 2017
ILC051-121-292330-
/O.CON.KLSX.SV.W.0076.000000T0000Z-170429T2330Z/
Marion IL-Fayette IL-
609 PM CDT SAT APR 29 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CDT
FOR NORTHEASTERN MARION AND EASTERN FAYETTE COUNTIES...
At 608 PM CDT, severe thunderstorms were located along a line
extending from near Wrights Corner to near St. Elmo to near Kinmundy,
moving east at 50 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
St. Elmo, Kinmundy, Brownstown, Farina, Omega, Wrights Corner,
Stephen Forbes Station, Avena, La Clede, St. Peter, Alma, Loogootee,
St. James, Brubaker and St. Paul.
This includes the following highways...
Interstate 70 in Illinois near exit 76.
Interstate 57 in Illinois between exits 127 and 135.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3870 8870 3867 8895 3922 8896 3922 8881
3891 8881 3891 8869
TIME...MOT...LOC 2308Z 269DEG 41KT 3918 8888 3896 8884 3873 8886
HAIL...1.00IN
WIND...60MPH
$$
CVKING616 WWUS53 KLSX 292318 SVSLSX Severe Weather Statement National Weather Service St Louis MO 618 PM CDT SAT APR 29 2017 ILC051-121-292330- /O.CON.KLSX.SV.W.0076.000000T0000Z-170429T2330Z/ Marion IL-Fayette IL- 618 PM CDT SAT APR 29 2017 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CDT FOR NORTHEASTERN MARION AND SOUTHEASTERN FAYETTE COUNTIES... At 618 PM CDT, severe thunderstorms were located along a line extending from near Edgewood to Farina to near Omega, moving northeast at 25 mph. HAZARD...60 mph wind gusts and nickel size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Kinmundy, Farina, Omega, Stephen Forbes Station, La Clede, St. Peter, Alma and Brubaker. This includes Interstate 57 in Illinois between exits 127 and 135. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 3870 8870 3867 8895 3891 8881 3891 8869 TIME...MOT...LOC 2318Z 230DEG 23KT 3890 8877 3882 8878 3870 8885 HAIL...0.88IN WIND...60MPH $$ CVKING
037
WWUS53 KLSX 292326
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
626 PM CDT SAT APR 29 2017
ILC051-121-292336-
/O.EXP.KLSX.SV.W.0076.000000T0000Z-170429T2330Z/
Marion IL-Fayette IL-
626 PM CDT SAT APR 29 2017
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN MARION AND
SOUTHEASTERN FAYETTE COUNTIES WILL EXPIRE AT 630 PM CDT...
The storms which prompted the warning have moved out of the area.
Therefore the warning will be allowed to expire.
A severe thunderstorm watch remains in effect until 1000 PM CDT for
south central Illinois.
LAT...LON 3870 8870 3867 8895 3891 8881 3891 8869
TIME...MOT...LOC 2326Z 248DEG 30KT 3892 8871 3884 8872 3872 8879
$$
CVKINGThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 28, 9:14 PM CDT | River Flood Warning | LSX | Fayette | 10 days |
| Apr 28, 9:36 PM CDT | River Flood Warning | LSX | Brown | 36 days |
| Apr 28, 9:36 PM CDT | River Flood Warning | LSX | Morgan, Pike | 36 days |
| Apr 28, 9:36 PM CDT | River Flood Warning | LSX | Pike, Scott | 40 days |
| Apr 28, 10:18 PM CDT | River Flood Warning | LSX | Adams | 20 days |
| Apr 28, 10:18 PM CDT | River Flood Warning | LSX | Adams | 19 days |
| Apr 28, 10:18 PM CDT | River Flood Warning | LSX | Adams | 10 days |
| Apr 28, 10:18 PM CDT | River Flood Warning | LSX | Pike | 20 days |
| Apr 28, 10:18 PM CDT | River Flood Warning | LSX | Calhoun | 43 days |
| Apr 28, 10:18 PM CDT | River Flood Warning | LSX | Madison | 40 days |
| Apr 28, 10:18 PM CDT | River Flood Warning | LSX | Saint Clair | 16 days |
| Apr 28, 10:18 PM CDT | River Flood Warning | LSX | Jackson, Randolph | 43 days |
| Apr 29, 12:41 AM CDT | Severe Thunderstorm Warning | LSX | Randolph | 49 min |
| Apr 29, 3:53 AM CDT | Flash Flood Warning | LSX | Randolph | 22 hr |
| Apr 29, 9:58 AM CDT | Special Weather Statement | LSX | Bond | 47 min |
| Apr 29, 2:53 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun | 52 min |
| Apr 29, 3:08 PM CDT | Flash Flood Warning | LSX | Adams, Calhoun, Pike | 8 hr |
| Apr 29, 3:24 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Jersey, Macoupin, Madison | 51 min |
| Apr 29, 3:56 PM CDT | Tornado Warning | LSX | Jersey, Macoupin, Madison | 16 min |
| Apr 29, 4:03 PM CDT | Severe Thunderstorm Warning | LSX | Jersey, Macoupin, Madison, Montgomery | 42 min |
| Apr 29, 4:42 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Fayette, Macoupin, Madison, Montgomery | 48 min |
| Apr 29, 5:16 PM CDT | River Flood Warning | LSX | Brown | 7 days |
| Apr 29, 5:20 PM CDT | Flash Flood Warning | LSX | Calhoun, Greene, Jersey, Macoupin, Montgomery | 8 hr |
Nearby
Severe Thunderstorm Warnings in Illinois, 2017Every severe thunderstorm warning in 2017
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.