Alert archive / Illinois / Tornado Warnings in 2017

Tornado Warning 12, NWS Lincoln, IL

April 5, 20174 counties in Illinois

NWS Lincoln, IL issued this tornado warning at Apr 5, 2017, 4:11 PM CDT for 4 counties in Illinois. It was in force for 49 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 5, 2017, 4:11 PM CDT (21:11 UTC)
Expired: Apr 5, 2017, 5:00 PM CDT
In force: 49 min
Issued by: NWS Lincoln, IL
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

Counties Crawford County, IL, Jasper County, IL, Lawrence County, IL, Richland County, IL

The radar

The Evansville,IN radar (KVWX), 76 km from the middle of the area, began a volume at 21:10 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Apr 5, 3:08 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 9.2 hours before the alert went out and 157 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 685 m above ground
0-6 km bulk shear: 62 kt
0-1 km storm-relative helicity: 362 m²/s²
0-3 km storm-relative helicity: 572 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

725 
WFUS53 KILX 052111
TORILX
ILC033-079-101-159-052200-
/O.NEW.KILX.TO.W.0012.170405T2111Z-170405T2200Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Lincoln IL
411 PM CDT WED APR 5 2017

The National Weather Service in Lincoln has issued a

* Tornado Warning for...
  Crawford County in east central Illinois...
  Northwestern Lawrence County in southeastern Illinois...
  Southeastern Jasper County in southeastern Illinois...
  Northeastern Richland County in southeastern Illinois...

* Until 500 PM CDT
    
* At 410 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Chauncey, or 9 miles east of Olney, moving
  northeast at 35 mph.

  HAZARD...Tornado and quarter size hail. 

  SOURCE...Radar indicated rotation. 

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely. 

* This dangerous storm will be near...
  Chauncey around 420 PM CDT. 
  Hardinville around 425 PM CDT. 
  Birds around 430 PM CDT. 
  Flat Rock and New Hebron around 435 PM CDT. 
  Robinson around 440 PM CDT. 
  Palestine around 445 PM CDT. 

Other locations impacted by this tornadic thunderstorm include
Petrolia, Stoy, Red Hills State Park, Crawford County Airport and
Trimble.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3893 8752 3865 8791 3878 8808 3913 8774
      3901 8757 3900 8757 3899 8756 3899 8758
      3898 8754 3896 8751
TIME...MOT...LOC 2110Z 222DEG 32KT 3878 8793 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

Goetsch

4 follow-up statements

316 
WWUS53 KILX 052120
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
420 PM CDT WED APR 5 2017

ILC033-079-101-159-052200-
/O.CON.KILX.TO.W.0012.000000T0000Z-170405T2200Z/
Crawford-Lawrence-Jasper-Richland-
420 PM CDT WED APR 5 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM CDT FOR
CRAWFORD...NORTHWESTERN LAWRENCE...SOUTHEASTERN JASPER AND
NORTHEASTERN RICHLAND COUNTIES...
    
At 420 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Chauncey, or 10 miles northwest of Lawrenceville,
moving northeast at 40 mph.

HAZARD...Tornado and quarter size hail. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

This dangerous storm will be near...
  Hardinville around 425 PM CDT. 
  Birds around 430 PM CDT. 
  Flat Rock and New Hebron around 435 PM CDT. 
  Robinson around 440 PM CDT. 
  Palestine around 450 PM CDT. 

Other locations impacted by this tornadic thunderstorm include
Petrolia, Stoy, Crawford County Airport and Trimble.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3872 8781 3886 8800 3913 8774 3901 8757
      3900 8757 3899 8756 3899 8758 3898 8754
      3896 8751 3893 8752
TIME...MOT...LOC 2120Z 226DEG 33KT 3883 8784 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

Goetsch

285 
WWUS53 KILX 052132
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
432 PM CDT WED APR 5 2017

ILC079-159-052142-
/O.CAN.KILX.TO.W.0012.000000T0000Z-170405T2200Z/
Jasper-Richland-
432 PM CDT WED APR 5 2017

...THE TORNADO WARNING FOR SOUTHEASTERN JASPER AND NORTHEASTERN
RICHLAND COUNTIES IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A severe thunderstorm watch remains in effect until 800 PM CDT for
southeastern and east central Illinois.

LAT...LON 3875 8776 3889 8783 3908 8768 3901 8757
      3900 8757 3899 8756 3899 8758 3898 8754
      3896 8751 3893 8752
TIME...MOT...LOC 2132Z 223DEG 26KT 3887 8775 

$$

ILC033-101-052200-
/O.CON.KILX.TO.W.0012.000000T0000Z-170405T2200Z/
Crawford-Lawrence-
432 PM CDT WED APR 5 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM CDT FOR
SOUTHEASTERN CRAWFORD AND NORTH CENTRAL LAWRENCE COUNTIES...
    
At 432 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Birds, or 9 miles south of Robinson, moving
northeast at 30 mph.

HAZARD...Tornado and quarter size hail. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

This dangerous storm will be near...
  Birds around 435 PM CDT. 
  Flat Rock and New Hebron around 440 PM CDT. 
  Robinson around 450 PM CDT. 
  Palestine around 455 PM CDT. 

Other locations impacted by this tornadic thunderstorm include
Crawford County Airport and Trimble.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3875 8776 3889 8783 3908 8768 3901 8757
      3900 8757 3899 8756 3899 8758 3898 8754
      3896 8751 3893 8752
TIME...MOT...LOC 2132Z 223DEG 26KT 3887 8775 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

Goetsch

639 
WWUS53 KILX 052144
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
444 PM CDT WED APR 5 2017

ILC033-101-052200-
/O.CON.KILX.TO.W.0012.000000T0000Z-170405T2200Z/
Crawford-Lawrence-
444 PM CDT WED APR 5 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM CDT FOR
SOUTHEASTERN CRAWFORD AND NORTHEASTERN LAWRENCE COUNTIES...
    
At 444 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Flat Rock, or 7 miles southeast of Robinson, moving
northeast at 40 mph.

HAZARD...Tornado and quarter size hail. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

This tornadic thunderstorm will remain over mainly rural areas of
southeastern Crawford and northeastern Lawrence Counties, including
the following locations: Crawford County Airport.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3881 8768 3893 8777 3905 8763 3901 8757
      3900 8757 3899 8756 3899 8758 3898 8754
      3896 8751 3893 8752
TIME...MOT...LOC 2144Z 230DEG 34KT 3894 8763 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

Goetsch

196 
WWUS53 KILX 052154
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
454 PM CDT WED APR 5 2017

ILC033-101-052204-
/O.EXP.KILX.TO.W.0012.000000T0000Z-170405T2200Z/
Crawford-Lawrence-
454 PM CDT WED APR 5 2017

...THE TORNADO WARNING FOR SOUTHEASTERN CRAWFORD AND NORTHEASTERN
LAWRENCE COUNTIES WILL EXPIRE AT 500 PM CDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore the warning will be allowed to expire.

A severe thunderstorm watch remains in effect until 800 PM CDT for
southeastern and east central Illinois.

LAT...LON 3881 8768 3893 8777 3905 8763 3901 8757
      3900 8757 3899 8756 3899 8758 3898 8754
      3896 8751 3893 8752
TIME...MOT...LOC 2154Z 229DEG 29KT 3898 8757 

$$

Goetsch

The office that day

Everything else NWS Lincoln, IL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 5, 9:20 AM CDT	River Flood Warning	ILX	Clay, Richland	6 days
Apr 5, 11:50 AM CDT	River Flood Warning	ILX	Marshall, Putnam	11 days
Apr 5, 12:58 PM CDT	Special Weather Statement	ILX	Marshall	62 min
Apr 5, 1:12 PM CDT	Special Weather Statement	ILX	Tazewell	63 min
Apr 5, 3:13 PM CDT	Severe Thunderstorm Warning	ILX	Clay, Richland	62 min
Apr 5, 3:43 PM CDT	Severe Thunderstorm Warning	ILX	Crawford, Jasper, Lawrence, Richland	62 min

Nearby

Tornado Warnings in Illinois, 2017 Every tornado warning in 2017 Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.