Alert archive / Illinois / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 94, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at Aug 9, 2012, 6:17 PM CDT for 4 counties in Illinois. It was in force for 58 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
- Aug 9, 2012, 6:17 PM CDT (23:17 UTC)
- Expired
- Aug 9, 2012, 7:15 PM CDT
- In force
- 58 min
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 70.0 mph
Counties Champaign County, IL, Douglas County, IL, Edgar County, IL, Vermilion County, IL
The radar
The Lincoln radar (KILX), 129 km from the middle of the area, began a volume at 23:16 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 |
|---|---|---|---|
| Aug 9, 6:33 PM CDT | TSTM WND DMG | Hume, IL | THREE POWER POLES SNAPPED AND TREE LIMBS BLOWN DOWN |
| Aug 9, 6:35 PM CDT | TSTM WND DMG | Metcalf, IL | SWOP REPORT OF THREE LARGE TREES DOWN. |
| Aug 9, 6:55 PM CDT | TSTM WND GST 59 | Paris, IL | REPORTED AT THE EDGAR COUNTY AIRPORT |
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 |
|---|---|---|---|
| Aug 9, 4:02 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 11.3 hours before the alert went out and 71 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
- 396 J/kg
- Mixed-layer CIN
- -236 J/kg
- Mixed-layer LCL
- 1480 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 1 m²/s²
- 0-3 km storm-relative helicity
- 88 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
264 WUUS53 KILX 092317 SVRILX ILC019-041-045-183-100015- /O.NEW.KILX.SV.W.0094.120809T2317Z-120810T0015Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LINCOLN IL 617 PM CDT THU AUG 9 2012 THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHEASTERN CHAMPAIGN COUNTY IN EAST CENTRAL ILLINOIS... NORTHEASTERN DOUGLAS COUNTY IN EAST CENTRAL ILLINOIS... NORTHEASTERN EDGAR COUNTY IN EAST CENTRAL ILLINOIS... SOUTHWESTERN VERMILION COUNTY IN EAST CENTRAL ILLINOIS... * UNTIL 715 PM CDT. * AT 612 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH. THIS STORM WAS LOCATED NEAR BROADLANDS...OR 16 MILES NORTHEAST OF TUSCOLA...AND MOVING SOUTHEAST AT 35 MPH. AT 607 PM TREE LIMBS WERE BLOWN DOWN IN PHILO WITH THIS STORM. * LOCATIONS IMPACTED INCLUDE... PARIS...NEWMAN...SIDELL...HUME...RIDGE FARM...CHRISMAN... VERMILION...PALERMO...INDIANOLA...METCALF...EDGAR...SCOTTLAND AND EDGAR COUNTY AIRPORT. 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 3983 8814 4005 8808 3988 8753 3950 8752 TIME...MOT...LOC 2316Z 313DEG 32KT 3989 8799 WIND...HAIL 70MPH 1.00IN $$ CHS
3 follow-up statements
093
WWUS53 KILX 092334
SVSILX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
634 PM CDT THU AUG 9 2012
ILC019-041-092343-
/O.CAN.KILX.SV.W.0094.000000T0000Z-120810T0015Z/
CHAMPAIGN IL-DOUGLAS IL-
634 PM CDT THU AUG 9 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN DOUGLAS AND
SOUTHEASTERN CHAMPAIGN COUNTIES IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
LAT...LON 3976 8796 3979 8795 3979 8794 3983 8794
3992 8792 3988 8753 3955 8752 3951 8753
TIME...MOT...LOC 2333Z 310DEG 35KT 3978 8785
$$
ILC045-183-100015-
/O.CON.KILX.SV.W.0094.000000T0000Z-120810T0015Z/
VERMILION IL-EDGAR IL-
634 PM CDT THU AUG 9 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHEASTERN
EDGAR AND SOUTHWESTERN VERMILION COUNTIES UNTIL 715 PM CDT...
AT 630 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
HUME...OR 16 MILES NORTHWEST OF PARIS...MOVING SOUTHEAST AT 40 MPH.
LOCATIONS IMPACTED INCLUDE...
PARIS...CHRISMAN...VERMILION...METCALF...EDGAR...SCOTTLAND AND
EDGAR COUNTY AIRPORT.
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 3976 8796 3979 8795 3979 8794 3983 8794
3992 8792 3988 8753 3955 8752 3951 8753
TIME...MOT...LOC 2333Z 310DEG 35KT 3978 8785
WIND...HAIL 60MPH 1.00IN
$$
CHS405
WWUS53 KILX 092348
SVSILX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
648 PM CDT THU AUG 9 2012
ILC183-092356-
/O.CAN.KILX.SV.W.0094.000000T0000Z-120810T0015Z/
VERMILION IL-
648 PM CDT THU AUG 9 2012
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN VERMILION COUNTY
IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LEVELS.
LAT...LON 3970 8786 3988 8783 3988 8762 3987 8761
3987 8758 3988 8757 3988 8753 3958 8752
3951 8753
TIME...MOT...LOC 2346Z 294DEG 30KT 3975 8775
$$
ILC045-100015-
/O.CON.KILX.SV.W.0094.000000T0000Z-120810T0015Z/
EDGAR IL-
648 PM CDT THU AUG 9 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHEASTERN
EDGAR COUNTY UNTIL 715 PM CDT...
AT 644 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DESTRUCTIVE WINDS IN EXCESS OF 70 MPH. THIS STORM WAS LOCATED 6
MILES SOUTHWEST OF CHRISMAN...OR 11 MILES NORTH OF PARIS...MOVING
SOUTHEAST AT 35 MPH.
IN ADDITION...AT 615 PM TRAINED WEATHER SPOTTER REPORTED LARGE TREES
DOWN IN BROADLANDS WITH THIS STORM.
LOCATIONS IMPACTED INCLUDE...
PARIS...CHRISMAN...VERMILION...EDGAR...EDGAR COUNTY AIRPORT AND
SCOTTLAND.
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 3970 8786 3988 8783 3988 8762 3987 8761
3987 8758 3988 8757 3988 8753 3958 8752
3951 8753
TIME...MOT...LOC 2346Z 294DEG 30KT 3975 8775
WIND...HAIL 70MPH 1.00IN
$$
CHS435
WWUS53 KILX 100011
SVSILX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
711 PM CDT THU AUG 9 2012
ILC045-100021-
/O.EXP.KILX.SV.W.0094.000000T0000Z-120810T0015Z/
EDGAR IL-
711 PM CDT THU AUG 9 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN EDGAR COUNTY WILL
EXPIRE AT 715 PM CDT...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND MOVED OUT OF
THE WARNED AREA.
ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A SEVERE
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 9 PM.
LAT...LON 3970 8786 3988 8783 3988 8762 3987 8761
3987 8758 3988 8757 3988 8753 3958 8752
3951 8753
TIME...MOT...LOC 0011Z 294DEG 30KT 3965 8751
$$
CHSThe office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 9, 3:20 PM CDT | Severe Thunderstorm Warning | ILX | Marshall | 25 min |
| Aug 9, 3:40 PM CDT | Severe Thunderstorm Warning | ILX | McLean, Marshall, Woodford | 65 min |
| Aug 9, 4:20 PM CDT | Severe Thunderstorm Warning | ILX | DeWitt, McLean, Piatt | 38 min |
| Aug 9, 5:45 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, Edgar, Vermilion | 60 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 2012Every severe thunderstorm warning in 2012
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.