Alert archive / Illinois / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 40, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at Apr 1, 2012, 3:15 AM CDT for Peoria County, Woodford County, Illinois. It was in force for 30 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
- Apr 1, 2012, 3:15 AM CDT (08:15 UTC)
- Expired
- Apr 1, 2012, 3:45 AM CDT
- In force
- 30 min
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Peoria County, IL, Woodford County, IL
The radar
The Lincoln radar (KILX), 85 km from the middle of the area, began a volume at 08:18 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 1, 3:35 AM CDT | HAIL 0.5 | 1 S Mossville, 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 |
|---|---|---|---|
| Mar 31, 9:24 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
The nearest sounding before it
Davenport, (KDVN), launched 00:00Z, 8.3 hours before the alert went out and 110 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
- 1520 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 196 m²/s²
- 0-3 km storm-relative helicity
- 306 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
691 WUUS53 KILX 010815 SVRILX ILC143-203-010845- /O.NEW.KILX.SV.W.0040.120401T0815Z-120401T0845Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LINCOLN IL 315 AM CDT SUN APR 1 2012 THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHEASTERN PEORIA COUNTY IN CENTRAL ILLINOIS... NORTHWESTERN WOODFORD COUNTY IN CENTRAL ILLINOIS... * UNTIL 345 AM CDT. * AT 314 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED NEAR DUNLAP...OR 11 MILES NORTHWEST OF PEORIA... AND MOVING SOUTHEAST AT 30 MPH. * LOCATIONS IMPACTED INCLUDE... DUNLAP...CHILLICOTHE...ROME...SPRING BAY...ALTA AND MOSSVILLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS. TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN LINCOLN. && LAT...LON 4092 8945 4076 8955 4087 8983 4097 8977 TIME...MOT...LOC 0815Z 297DEG 25KT 4090 8969 WIND...HAIL <50MPH 1.00IN $$ SMITH
2 follow-up statements
130 WWUS53 KILX 010830 SVSILX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE LINCOLN IL 330 AM CDT SUN APR 1 2012 ILC143-203-010845- /O.CON.KILX.SV.W.0040.000000T0000Z-120401T0845Z/ PEORIA IL-WOODFORD IL- 330 AM CDT SUN APR 1 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHWESTERN WOODFORD AND EAST CENTRAL PEORIA COUNTIES UNTIL 345 AM CDT... AT 327 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED NEAR SPRING BAY...OR 7 MILES NORTH OF PEORIA... MOVING SOUTHEAST AT 30 MPH. LOCATIONS IMPACTED INCLUDE... ROME AND SPRING BAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS. TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN LINCOLN. && LAT...LON 4083 8967 4090 8961 4092 8945 4076 8955 TIME...MOT...LOC 0830Z 297DEG 25KT 4083 8956 WIND...HAIL <50MPH 1.00IN $$ SMITH
087 WWUS53 KILX 010846 SVSILX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE LINCOLN IL 346 AM CDT SUN APR 1 2012 ILC143-203-010856- /O.EXP.KILX.SV.W.0040.000000T0000Z-120401T0845Z/ PEORIA IL-WOODFORD IL- 346 AM CDT SUN APR 1 2012 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN WOODFORD AND EAST CENTRAL PEORIA COUNTIES HAS EXPIRED... THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED AREA. TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN LINCOLN. LAT...LON 4083 8967 4090 8961 4092 8945 4076 8955 TIME...MOT...LOC 0830Z 297DEG 25KT 4083 8956 $$ SMITH
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 1, 1:06 AM CDT | Severe Thunderstorm Warning | ILX | Knox | 54 min |
| Apr 1, 1:59 AM CDT | Severe Thunderstorm Warning | ILX | Knox | 46 min |
| Apr 1, 2:20 AM CDT | Severe Thunderstorm Warning | ILX | Peoria, Stark | 55 min |
| Apr 1, 2:42 AM CDT | Special Weather Statement | ILX | Tazewell | 63 min |
| Apr 1, 2:48 AM CDT | Severe Thunderstorm Warning | ILX | Peoria, Tazewell | 57 min |
| Apr 1, 3:40 AM CDT | Severe Thunderstorm Warning | ILX | Tazewell, Woodford | 39 min |
| Apr 1, 3:43 AM CDT | Severe Thunderstorm Warning | ILX | McLean, Tazewell | 47 min |
| Apr 1, 4:22 AM CDT | Severe Thunderstorm Warning | ILX | McLean, Woodford | 38 min |
| Apr 1, 8:23 AM CDT | Special Weather Statement | ILX | Vermilion | 37 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.