Alert archive / Illinois / Tornado Warnings in 2019

Tornado Warning 18, NWS Lincoln, IL

May 27, 2019Marshall County, Woodford County, Illinois

NWS Lincoln, IL issued this tornado warning at May 27, 2019, 4:27 PM CDT for Marshall County, Woodford County, Illinois. It was in force for 33 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 27, 2019, 4:27 PM CDT (21:27 UTC)
Expired: May 27, 2019, 5:00 PM CDT
In force: 33 min
Issued by: NWS Lincoln, IL
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Marshall County, IL, Woodford County, IL

The radar

The Lincoln radar (KILX), 86 km from the middle of the area, began a volume at 21:29 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 27, 4:38 PM CDT	TORNADO	3 Nw Benson, IL	BRIEF TORNADO TOUCHDOWN REPORTED. NO DAMAGE.

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 27, 1:22 PM CDT	Tornado Watch	SPC	9 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 9.5 hours before the alert went out and 94 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: 1092 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 90 m²/s²
0-3 km storm-relative helicity: 124 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

267 
WFUS53 KILX 272127
TORILX
ILC123-203-272200-
/O.NEW.KILX.TO.W.0018.190527T2127Z-190527T2200Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Lincoln IL
427 PM CDT Mon May 27 2019

The National Weather Service in Lincoln has issued a

* Tornado Warning for...
  Southeastern Marshall County in central Illinois...
  Northeastern Woodford County in central Illinois...

* Until 500 PM CDT.

* At 426 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Washburn, or 10 miles north of Eureka, moving east
  at 40 mph.

  HAZARD...Tornado.

  SOURCE...Weather spotters reported funnel cloud 2 miles north of 
           Spring Bay at 413 PM.

  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...
  Minonk around 445 PM CDT.

Other locations impacted by this tornadic thunderstorm include
Benson, Pattonsburg, Cazenovia and Low Point.

This includes Interstate 39 between mile markers 22 and 33.
 
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 4093 8904 4092 8893 4083 8893 4081 8938
      4091 8942 4100 8905
TIME...MOT...LOC 2126Z 262DEG 35KT 4087 8931 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

25

2 follow-up statements

742 
WWUS53 KILX 272140
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
440 PM CDT Mon May 27 2019

ILC123-272150-
/O.CAN.KILX.TO.W.0018.000000T0000Z-190527T2200Z/
Marshall-
440 PM CDT Mon May 27 2019

...THE TORNADO WARNING FOR SOUTHEASTERN MARSHALL COUNTY IS
CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 900 PM CDT for central
Illinois.

LAT...LON 4092 8893 4083 8893 4082 8909 4086 8920
      4091 8920 4093 8906
TIME...MOT...LOC 2140Z 269DEG 28KT 4088 8917 

$$

ILC203-272200-
/O.CON.KILX.TO.W.0018.000000T0000Z-190527T2200Z/
Woodford-
440 PM CDT Mon May 27 2019

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM CDT FOR
NORTHEASTERN WOODFORD COUNTY...
    
At 440 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Roanoke, or 12 miles northeast of Eureka, moving
east at 30 mph.

HAZARD...Tornado.

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...
  Minonk around 450 PM CDT.

Other locations impacted by this tornadic thunderstorm include
Benson.

This includes Interstate 39 between mile markers 22 and 28.
 
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 4092 8893 4083 8893 4082 8909 4086 8920
      4091 8920 4093 8906
TIME...MOT...LOC 2140Z 269DEG 28KT 4088 8917 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

25

593 
WWUS53 KILX 272152
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
452 PM CDT Mon May 27 2019

ILC203-272201-
/O.EXP.KILX.TO.W.0018.000000T0000Z-190527T2200Z/
Woodford-
452 PM CDT Mon May 27 2019

...THE TORNADO WARNING FOR NORTHEASTERN WOODFORD COUNTY WILL EXPIRE
AT 500 PM CDT...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire.

A Tornado Watch remains in effect until 900 PM CDT for central
Illinois.

LAT...LON 4092 8893 4083 8893 4082 8909 4086 8920
      4091 8920 4093 8906
TIME...MOT...LOC 2151Z 262DEG 35KT 4089 8903 

$$

25

The office that day

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

Issued	Product	Office	Counties	Lasted
May 27, 3:21 PM CDT	Tornado Warning Tornado observed	ILX	Knox, Marshall, Peoria, Stark	39 min
May 27, 3:35 PM CDT	Tornado Warning	ILX	Marshall, Peoria, Stark, Woodford	55 min
May 27, 4:58 PM CDT	Severe Thunderstorm Warning	ILX	Clark	32 min

Nearby

Tornado Warnings in Illinois, 2019 Every tornado warning in 2019 Tornadoes in 2019

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.