Alert archive / Illinois / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 36, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Apr 27, 2016, 10:34 PM CDT for Macoupin County, Montgomery County, Illinois. It was in force for 41 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
- Apr 27, 2016, 10:34 PM CDT (03:34 UTC)
- Expired
- Apr 27, 2016, 11:15 PM CDT
- In force
- 41 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Macoupin County, IL, Montgomery County, IL
The radar
The Lincoln radar (KILX), 97 km from the middle of the area, began a volume at 03:36 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 nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 3.6 hours before the alert went out and 129 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
- 1 J/kg
- Mixed-layer CIN
- -253 J/kg
- Mixed-layer LCL
- 591 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 260 m²/s²
- 0-3 km storm-relative helicity
- 289 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
185
WUUS53 KLSX 280334
SVRLSX
ILC117-135-280415-
/O.NEW.KLSX.SV.W.0036.160428T0334Z-160428T0415Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1034 PM CDT WED APR 27 2016
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHWESTERN MONTGOMERY COUNTY IN SOUTH CENTRAL ILLINOIS...
EAST CENTRAL MACOUPIN COUNTY IN SOUTHWESTERN ILLINOIS...
* UNTIL 1115 PM CDT
* AT 1033 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR CARLINVILLE...
MOVING NORTHEAST AT 20 MPH.
HAZARD...QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...DAMAGE TO VEHICLES IS EXPECTED.
* LOCATIONS IMPACTED INCLUDE...
LITCHFIELD...CARLINVILLE...RAYMOND...FARMERSVILLE...WAGGONER...HARVEL...
STANDARD CITY...HONEY BEND...ATWATER AND HORNSBY.
THIS INCLUDES INTERSTATE 55 IN ILLINOIS BETWEEN EXITS 52 AND 63.
THIS ALSO INCLUDES LAKE LOU YAEGER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 3912 8976 3925 8990 3950 8963 3946 8953
3935 8953 3935 8940
TIME...MOT...LOC 0333Z 223DEG 19KT 3923 8977
HAIL...1.00IN
WIND...<50MPH
$$
TILLY3 follow-up statements
989
WWUS53 KLSX 280351
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1051 PM CDT WED APR 27 2016
ILC117-135-280415-
/O.CON.KLSX.SV.W.0036.000000T0000Z-160428T0415Z/
MONTGOMERY IL-MACOUPIN IL-
1051 PM CDT WED APR 27 2016
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 PM CDT
FOR NORTHWESTERN MONTGOMERY AND EAST CENTRAL MACOUPIN COUNTIES...
AT 1050 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR FARMERSVILLE...
MOVING NORTHEAST AT 35 MPH.
HAZARD...QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...DAMAGE TO VEHICLES IS EXPECTED.
LOCATIONS IMPACTED INCLUDE...
FARMERSVILLE...WAGGONER...HARVEL...STANDARD CITY AND ATWATER.
THIS INCLUDES INTERSTATE 55 IN ILLINOIS NEAR EXIT 63.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 3929 8970 3934 8981 3950 8963 3946 8953
3936 8953
TIME...MOT...LOC 0350Z 203DEG 29KT 3937 8971
HAIL...1.00IN
WIND...<50MPH
$$
TILLY580
WWUS53 KLSX 280401
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1101 PM CDT WED APR 27 2016
ILC117-280411-
/O.CAN.KLSX.SV.W.0036.000000T0000Z-160428T0415Z/
MACOUPIN IL-
1101 PM CDT WED APR 27 2016
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL MACOUPIN COUNTY
IS CANCELLED...
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF
THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.
LAT...LON 3929 8970 3944 8970 3950 8963 3946 8953
3936 8953
TIME...MOT...LOC 0401Z 224DEG 27KT 3943 8963
$$
ILC135-280415-
/O.CON.KLSX.SV.W.0036.000000T0000Z-160428T0415Z/
MONTGOMERY IL-
1101 PM CDT WED APR 27 2016
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 PM CDT
FOR NORTHWESTERN MONTGOMERY COUNTY...
AT 1101 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER FARMERSVILLE...
MOVING NORTHEAST AT 30 MPH.
HAZARD...QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...DAMAGE TO VEHICLES IS EXPECTED.
LOCATIONS IMPACTED INCLUDE...
FARMERSVILLE...WAGGONER AND HARVEL.
THIS INCLUDES INTERSTATE 55 IN ILLINOIS NEAR EXIT 63.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 3929 8970 3944 8970 3950 8963 3946 8953
3936 8953
TIME...MOT...LOC 0401Z 224DEG 27KT 3943 8963
HAIL...1.00IN
WIND...<50MPH
$$
TILLY155
WWUS53 KLSX 280416
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1116 PM CDT WED APR 27 2016
ILC135-280426-
/O.EXP.KLSX.SV.W.0036.000000T0000Z-160428T0415Z/
MONTGOMERY IL-
1116 PM CDT WED APR 27 2016
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN MONTGOMERY COUNTY
HAS EXPIRED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA.
THEREFORE THE WARNING HAS BEEN ALLOWED TO EXPIRE. HOWEVER HEAVY RAIN
IS STILL POSSIBLE WITH THIS THUNDERSTORM.
LAT...LON 3929 8970 3944 8970 3950 8963 3946 8953
3936 8953
TIME...MOT...LOC 0414Z 223DEG 19KT 3943 8963
$$
TILLYThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 27, 8:48 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 42 min |
| Apr 27, 9:15 PM CDT | Tornado Warning | LSX | Adams | 30 min |
| Apr 27, 9:24 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Jersey | 38 min |
| Apr 27, 9:45 PM CDT | Severe Thunderstorm Warning | LSX | Adams, Brown | 35 min |
| Apr 27, 10:25 PM CDT | Severe Thunderstorm Warning | LSX | Adams, Brown, Pike | 50 min |
| Apr 27, 10:26 PM CDT | Severe Thunderstorm Warning | LSX | Jersey, Macoupin, Madison | 34 min |
| Apr 27, 10:59 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Saint Clair | 23 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 2016Every severe thunderstorm warning in 2016
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.