Alert archive / Illinois / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 59, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at May 7, 2016, 5:26 PM CDT for Washington County, Illinois. It was in force for 34 min. 1 report 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
- May 7, 2016, 5:26 PM CDT (22:26 UTC)
- Expired
- May 7, 2016, 6:00 PM CDT
- In force
- 34 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 70.0 mph
County Washington County, IL
The radar
The St Louis radar (KLSX), 118 km from the middle of the area, began a volume at 22:29 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 |
|---|---|---|---|
| May 7, 5:33 PM CDT | TSTM WND GST 60 | Nashville, 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 |
|---|---|---|---|
| May 7, 3:42 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 10.4 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
- 1 J/kg
- Mixed-layer CIN
- -438 J/kg
- Mixed-layer LCL
- 2063 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 228 m²/s²
- 0-3 km storm-relative helicity
- 255 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
399
WUUS53 KLSX 072226
SVRLSX
ILC189-072300-
/O.NEW.KLSX.SV.W.0059.160507T2226Z-160507T2300Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
526 PM CDT SAT MAY 7 2016
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
CENTRAL WASHINGTON COUNTY IN SOUTH CENTRAL ILLINOIS...
* UNTIL 600 PM CDT
* AT 526 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR SHATTUC TO NEAR OKAWVILLE...MOVING EAST AT 55
MPH.
HAZARD...70 MPH WIND GUSTS.
SOURCE...TRAINED WEATHER SPOTTERS.
IMPACT...EXPECT CONSIDERABLE TREE DAMAGE. DAMAGE IS LIKELY TO
MOBILE HOMES...ROOFS...AND OUTBUILDINGS.
* LOCATIONS IMPACTED INCLUDE...
NASHVILLE...CENTRALIA...OKAWVILLE...WAMAC...IRVINGTON...ASHLEY...
BEAUCOUP...HOYLETON...COVINGTON...RICHVIEW...ADDIEVILLE...RADOM...NEW
MINDEN...VENEDY...HUEGELY AND FROGTOWN.
THIS INCLUDES INTERSTATE 64 IN ILLINOIS BETWEEN EXITS 41 AND 61.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS SITUATION. THESE STORMS ARE PRODUCING WIDESPREAD
WIND DAMAGE ACROSS CLINTON COUNTY. SEEK SHELTER NOW INSIDE A STURDY
STRUCTURE AND STAY AWAY FROM WINDOWS!
&&
LAT...LON 3825 8915 3841 8970 3847 8959 3847 8948
3850 8943 3849 8941 3850 8937 3852 8936
3851 8930 3851 8926 3850 8914
TIME...MOT...LOC 2226Z 291DEG 48KT 3858 8928 3837 8951
HAIL...<.75IN
WIND...70MPH
$$
TILLY2 follow-up statements
987
WWUS53 KLSX 072246
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
546 PM CDT SAT MAY 7 2016
ILC189-072300-
/O.CON.KLSX.SV.W.0059.000000T0000Z-160507T2300Z/
WASHINGTON IL-
546 PM CDT SAT MAY 7 2016
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM CDT
FOR NORTHEASTERN WASHINGTON COUNTY...
AT 546 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 7 MILES EAST OF CENTRALIA TO NEAR ASHLEY...MOVING EAST
AT 55 MPH.
HAZARD...70 MPH WIND GUSTS.
SOURCE...TRAINED WEATHER SPOTTERS.
IMPACT...EXPECT CONSIDERABLE TREE DAMAGE. DAMAGE IS LIKELY TO MOBILE
HOMES...ROOFS...AND OUTBUILDINGS.
LOCATIONS IMPACTED INCLUDE...
CENTRALIA...WAMAC...IRVINGTON...ASHLEY...BEAUCOUP...HOYLETON...RICHVIEW...
RADOM AND HUEGELY.
THIS INCLUDES INTERSTATE 64 IN ILLINOIS NEAR EXIT 61.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS SITUATION. THESE STORMS ARE PRODUCING WIDESPREAD
WIND DAMAGE ACROSS WASHINGTON COUNTY. SEEK SHELTER NOW INSIDE A
STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.
&&
LAT...LON 3825 8915 3832 8937 3851 8926 3850 8914
TIME...MOT...LOC 2246Z 291DEG 48KT 3849 8900 3828 8923
HAIL...<.75IN
WIND...70MPH
$$
TILLY899
WWUS53 KLSX 072255
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
555 PM CDT SAT MAY 7 2016
ILC189-072305-
/O.EXP.KLSX.SV.W.0059.000000T0000Z-160507T2300Z/
WASHINGTON IL-
555 PM CDT SAT MAY 7 2016
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN WASHINGTON COUNTY
WILL EXPIRE AT 600 PM CDT...
THE STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE AREA.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE. HOWEVER GUSTY WINDS
ARE STILL POSSIBLE WITH THESE THUNDERSTORMS.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM CDT FOR
SOUTH CENTRAL ILLINOIS.
LAT...LON 3825 8915 3832 8937 3851 8926 3850 8914
TIME...MOT...LOC 2252Z 291DEG 48KT 3849 8900 3828 8923
$$
TILLYThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 7, 3:25 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Greene | 50 min |
| May 7, 3:55 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Greene, Jersey, Macoupin, Madison | 50 min |
| May 7, 4:24 PM CDT | Severe Thunderstorm Warning | LSX | Madison | 36 min |
| May 7, 4:36 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Macoupin, Madison, Montgomery | 24 min |
| May 7, 4:58 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Clinton, Fayette, Madison, Montgomery, Saint Clair | 47 min |
| May 7, 5:27 PM CDT | Severe Thunderstorm Warning | LSX | Marion | 37 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.