Alert archive / Illinois / Tornado Warnings in 2020

Tornado Warning 5, NWS Lincoln, IL

May 14, 2020Marshall County, Woodford County, Illinois

NWS Lincoln, IL issued this tornado warning at May 14, 2020, 7:54 PM CDT for Marshall County, Woodford County, Illinois. It was in force for 51 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: May 14, 2020, 7:54 PM CDT (00:54 UTC)
Expired: May 14, 2020, 8:45 PM CDT
In force: 51 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), 95 km from the middle of the area, began a volume at 00:58 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
May 14, 6:15 PM CDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 0.9 hours before the alert went out and 103 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: 1218 J/kg
Mixed-layer CIN: -38 J/kg
Mixed-layer LCL: 1212 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 111 m²/s²
0-3 km storm-relative helicity: 96 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 4.1

Open this sounding in Storm Lab

The text

As transmitted.

298 
WFUS53 KILX 150054
TORILX
ILC123-203-150145-
/O.NEW.KILX.TO.W.0005.200515T0054Z-200515T0145Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Lincoln IL
754 PM CDT Thu May 14 2020

The National Weather Service in Lincoln has issued a

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

* Until 845 PM CDT.
    
* At 754 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Washburn, or 8 miles south of Lacon, moving
  northeast 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...
  Washburn around 805 PM CDT.
  Varna around 820 PM CDT.
  Toluca around 825 PM CDT.
  Wenona around 835 PM CDT.

Other locations impacted by this tornadic thunderstorm include
Pattonsburg, Low Point and La Rose.

This includes Interstate 39 between mile markers 25 and 40.
 
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 4109 8905 4093 8905 4092 8893 4088 8893
      4085 8944 4094 8945 4111 8914 4110 8906
TIME...MOT...LOC 0054Z 239DEG 26KT 4090 8939 

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

$$

25

4 follow-up statements

182 
WWUS53 KILX 150105
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
805 PM CDT Thu May 14 2020

ILC123-203-150145-
/O.CON.KILX.TO.W.0005.000000T0000Z-200515T0145Z/
Marshall-Woodford-
805 PM CDT Thu May 14 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 PM CDT FOR
SOUTHEASTERN MARSHALL AND NORTHEASTERN WOODFORD COUNTIES...
    
At 804 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Washburn, or 8 miles southeast of Lacon, moving
northeast at 25 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...
  Varna around 825 PM CDT.
  Minonk, Toluca and Wenona around 830 PM CDT.

Other locations impacted by this tornadic thunderstorm include
Pattonsburg and La Rose.

This includes Interstate 39 between mile markers 27 and 40.
 
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 4088 8936 4096 8940 4111 8912 4110 8906
      4109 8905 4093 8905 4092 8893 4090 8893
TIME...MOT...LOC 0104Z 244DEG 21KT 4091 8933 

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

$$

25

949 
WWUS53 KILX 150115
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
815 PM CDT Thu May 14 2020

ILC123-203-150145-
/O.CON.KILX.TO.W.0005.000000T0000Z-200515T0145Z/
Marshall-Woodford-
815 PM CDT Thu May 14 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 PM CDT FOR
SOUTHEASTERN MARSHALL AND NORTHEASTERN WOODFORD COUNTIES...
    
At 815 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Washburn, or 10 miles southeast of Lacon, 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...
  Toluca around 830 PM CDT.
  Minonk around 835 PM CDT.
  Wenona around 840 PM CDT.

Other locations impacted by this tornadic thunderstorm include
Pattonsburg and La Rose.

This includes Interstate 39 between mile markers 27 and 40.
 
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 4090 8927 4097 8930 4110 8906 4109 8905
      4093 8905 4092 8893 4090 8893
TIME...MOT...LOC 0115Z 246DEG 24KT 4093 8924 

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

$$

25

321 
WWUS53 KILX 150125
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
825 PM CDT Thu May 14 2020

ILC123-203-150145-
/O.CON.KILX.TO.W.0005.000000T0000Z-200515T0145Z/
Marshall-Woodford-
825 PM CDT Thu May 14 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 PM CDT FOR
SOUTHEASTERN MARSHALL AND NORTHEASTERN WOODFORD COUNTIES...
    
At 825 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Minonk, or 15 miles southeast of Lacon, moving east
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...
  Minonk around 835 PM CDT.

This includes Interstate 39 between mile markers 27 and 36.
 
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 4090 8918 4098 8917 4105 8905 4093 8905
      4092 8893 4090 8893
TIME...MOT...LOC 0125Z 259DEG 26KT 4092 8913 

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

$$

25

852 
WWUS53 KILX 150136
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
836 PM CDT Thu May 14 2020

ILC123-203-150145-
/O.EXP.KILX.TO.W.0005.000000T0000Z-200515T0145Z/
Marshall-Woodford-
836 PM CDT Thu May 14 2020

...THE TORNADO WARNING FOR SOUTHEASTERN MARSHALL AND NORTHEASTERN
WOODFORD COUNTIES WILL EXPIRE AT 845 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 100 AM CDT for
central Illinois.

LAT...LON 4090 8918 4098 8917 4105 8905 4093 8905
      4092 8893 4090 8893
TIME...MOT...LOC 0135Z 239DEG 26KT 4096 8905 

$$

25

The office that day

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

Issued	Product	Office	Counties	Lasted
May 14, 10:20 PM CDT	Severe Thunderstorm Warning	ILX	Fulton, Knox, Peoria, Stark	55 min
May 14, 10:39 PM CDT	Severe Thunderstorm Warning	ILX	Knox, Stark	35 min
May 15, 11:26 AM CDT	River Flood Warning	ILX	Marshall, Putnam	22 days
May 15, 5:00 PM CDT	River Flood Warning	ILX	Fulton, Knox	11 hr

Nearby

Tornado Warnings in Illinois, 2020 Every tornado warning in 2020 Tornadoes in 2020

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.