Alert archive / Illinois / Tornado Warnings in 2018

Tornado Warning 20, NWS Lincoln, IL

December 1, 2018Fulton County, Mason County, Schuyler County, Illinois

NWS Lincoln, IL issued this tornado warning at Dec 1, 2018, 3:47 PM CST for Fulton County, Mason County, Schuyler County, Illinois. It was in force for 43 min. 4 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
Dec 1, 2018, 3:47 PM CST (21:47 UTC)
Expired
Dec 1, 2018, 4:30 PM CST
In force
43 min
Issued by
NWS Lincoln, IL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties Fulton County, IL, Mason County, IL, Schuyler County, IL

The radar

The Lincoln radar (KILX), 75 km from the middle of the area, began a volume at 21:48 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

TimeReportWhereRemark
Dec 1, 3:51 PM CSTTORNADO 12 Sw Bluff City, ILPATH LENGTH 15.9 MILES, MAXIMUM WIDTH 450 YARDS, PEAK WIND SPEED 105 MPH. WAS ON THE GROUND FOR 27 MINUTES, AND LIFTED 2.3 MILES SOUTHEAST OF LEWISTOWN.
Dec 1, 3:58 PM CSTTORNADO3 N Bath, IL
Dec 1, 4:04 PM CSTHAIL 1Lewistown, IL
Dec 1, 4:04 PM CSTTORNADO10 S Lewistown, ILON GROUND BETWEEN MARBLETOWN AND DUNCAN MILLS

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.

IssuedProductOfficeLasted
Dec 1, 2:16 PM CSTTornado WatchSPC7 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 9.8 hours before the alert went out and 137 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-pSkew-T log-p diagram, Lincoln, IL at 12:00Z on 2018-12-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 12:00Z on 2018-12-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 529 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
430 m above ground
0-6 km bulk shear
75 kt
0-1 km storm-relative helicity
529 m²/s²
0-3 km storm-relative helicity
658 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

921 
WFUS53 KILX 012147
TORILX
ILC057-125-169-012230-
/O.NEW.KILX.TO.W.0020.181201T2147Z-181201T2230Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Lincoln IL
347 PM CST SAT DEC 1 2018

The National Weather Service in Lincoln has issued a

* Tornado Warning for...
  Southern Fulton County in west central Illinois...
  East central Schuyler County in west central Illinois...
  Central Mason County in central Illinois...

* Until 430 PM CST.
    
* At 346 PM CST, a severe thunderstorm capable of producing a tornado
  was located near Browning, or 11 miles northeast of Beardstown,
  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...
  Astoria around 355 PM CST.
  Bath around 400 PM CST.
  Ipava around 410 PM CST.
  Havana around 415 PM CST.
  Lewistown around 420 PM CST.

Other locations impacted by this tornadic thunderstorm include
Liverpool, Bluff City, Bernadotte, Chatauqua Park, Snicarte, Duncan
Mills, Goofy Ridge, Smithfield and Marbletown.

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 4012 9022 4015 9041 4049 9032 4039 8987
TIME...MOT...LOC 2146Z 206DEG 28KT 4015 9032 

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

$$

Barnes
1 follow-up statement
619 
WWUS53 KILX 012216
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
416 PM CST SAT DEC 1 2018

ILC169-012224-
/O.CAN.KILX.TO.W.0020.000000T0000Z-181201T2230Z/
Schuyler-
416 PM CST SAT DEC 1 2018

...THE TORNADO WARNING FOR EAST CENTRAL SCHUYLER COUNTY IS
CANCELLED...
    
The tornadic thunderstorm which prompted the warning has weakened. 
Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 700 PM CST for central and
west central Illinois.

LAT...LON 4025 9010 4027 9024 4046 9019 4039 8987
TIME...MOT...LOC 2214Z 220DEG 25KT 4031 9016 

$$

ILC057-125-012230-
/O.CON.KILX.TO.W.0020.000000T0000Z-181201T2230Z/
Fulton-Mason-
416 PM CST SAT DEC 1 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 430 PM CST FOR
SOUTHEASTERN FULTON AND NORTH CENTRAL MASON COUNTIES...
    
At 414 PM CST, a confirmed tornado was located between Marbletown 
and Duncan Mills, moving northeast at 30 mph.

HAZARD...Tornado and quarter size hail.

SOURCE...Emergency manager reported.

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...
  Havana around 420 PM CST.
  Lewistown around 425 PM CST.

Other locations impacted by this tornadic thunderstorm include
Liverpool, Chatauqua Park, Duncan Mills and Goofy Ridge.

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 4025 9010 4027 9024 4046 9019 4039 8987
TIME...MOT...LOC 2214Z 220DEG 25KT 4031 9016 

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

$$

Barnes

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 30, 8:09 PM CSTDense Fog AdvisoryILXChampaign, DeWitt, McLean, Piatt, Vermilion, Woodford8 hr
Dec 1, 9:45 AM CSTRiver Flood WarningILXFulton, Knox3 days
Dec 1, 12:39 PM CSTDense Fog AdvisoryILXFulton, Knox, Stark4 hr
Dec 1, 2:21 PM CSTSevere Thunderstorm WarningILXSchuyler39 min
Dec 1, 2:49 PM CSTTornado WarningILXCass, Morgan, Scott41 min
Dec 1, 2:58 PM CSTSevere Thunderstorm WarningILXSchuyler14 min
Dec 1, 3:04 PM CSTTornado WarningILXSchuyler11 min
Dec 1, 3:24 PM CSTTornado WarningILXCass, Mason, Schuyler51 min
Dec 1, 3:57 PM CSTTornado WarningILXKnox, Peoria38 min
Dec 1, 4:22 PM CSTTornado WarningILXFulton, Mason, Peoria, Tazewell38 min
Dec 1, 4:37 PM CSTTornado WarningILXChristian38 min
Dec 1, 4:39 PM CSTTornado WarningILXChristian51 min
Dec 1, 4:42 PM CSTTornado WarningILXMason48 min
Dec 1, 4:53 PM CSTTornado WarningILXFulton, Peoria37 min
Dec 1, 5:12 PM CSTTornado WarningILXMason, Tazewell48 min
Dec 1, 5:15 PM CSTSevere Thunderstorm WarningILXLogan, Menard, Sangamon45 min
Dec 1, 5:15 PM CSTTornado Warning EmergencyTornado observedCatastrophic damage threatILXChristian30 min
Dec 1, 5:29 PM CSTSevere Thunderstorm WarningILXPeoria46 min
Dec 1, 5:43 PM CSTTornado Warning Tornado observedConsiderable damage threatILXChristian, Macon32 min
Dec 1, 5:46 PM CSTSevere Thunderstorm WarningILXTazewell44 min
Dec 1, 5:54 PM CSTSevere Thunderstorm WarningILXLogan, Menard51 min

Nearby

Tornado Warnings in Illinois, 2018Every tornado warning in 2018Tornadoes in 2018

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.