Alert archive / Illinois / Tornado Warnings in 2021

Tornado Warning 32, NWS Lincoln, IL

July 10, 2021Fulton County, Mason County, Illinois

NWS Lincoln, IL issued this tornado warning at Jul 10, 2021, 2:53 PM CDT for Fulton County, Mason County, Illinois. It was in force for 52 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
Jul 10, 2021, 2:53 PM CDT (19:53 UTC)
Expired
Jul 10, 2021, 3:45 PM CDT
In force
52 min
Issued by
NWS Lincoln, IL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Fulton County, IL, Mason County, IL

The radar

The Lincoln radar (KILX), 63 km from the middle of the area, began a volume at 19:55 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 nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 7.9 hours before the alert went out and 125 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 2021-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2021-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 68 square meters per square second.193958Sfc1 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
952 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
68 m²/s²
0-3 km storm-relative helicity
156 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

535 
WFUS53 KILX 101953
TORILX
ILC057-125-102045-
/O.NEW.KILX.TO.W.0032.210710T1953Z-210710T2045Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Lincoln IL
253 PM CDT Sat Jul 10 2021

The National Weather Service in Lincoln has issued a

* Tornado Warning for...
  Southeastern Fulton County in west central Illinois...
  Central Mason County in central Illinois...

* Until 345 PM CDT.
    
* At 252 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Bath, or 8 miles southwest of Havana, moving
  northeast at 20 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.

* Locations impacted include...
  Havana.

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 4015 9017 4025 9027 4046 8995 4026 8976
TIME...MOT...LOC 1952Z 238DEG 19KT 4023 9018 

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

$$

Barnes
2 follow-up statements
444 
WWUS53 KILX 102016
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
316 PM CDT Sat Jul 10 2021

ILC057-125-102045-
/O.CON.KILX.TO.W.0032.000000T0000Z-210710T2045Z/
Fulton-Mason-
316 PM CDT Sat Jul 10 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 345 PM CDT FOR
SOUTHEASTERN FULTON AND CENTRAL MASON COUNTIES...
    
At 316 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Havana, moving northeast at 20 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.

Locations impacted include...
Havana, Liverpool, Topeka, Poplar City, Goofy Ridge and Chatauqua
Park.

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 4043 9000 4045 8996 4045 8995 4026 8976
      4018 9005 4018 9008 4025 9013
TIME...MOT...LOC 2016Z 231DEG 19KT 4028 9001 

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

$$

Barnes
565 
WWUS53 KILX 102043
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
343 PM CDT Sat Jul 10 2021

ILC057-125-102053-
/O.EXP.KILX.TO.W.0032.000000T0000Z-210710T2045Z/
Fulton-Mason-
343 PM CDT Sat Jul 10 2021

...THE TORNADO WARNING FOR SOUTHEASTERN FULTON AND CENTRAL MASON
COUNTIES WILL EXPIRE AT 345 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.  However gusty
winds and heavy rain are still possible with this thunderstorm.

LAT...LON 4043 9000 4045 8996 4045 8995 4026 8976
      4018 9005 4018 9008 4025 9013
TIME...MOT...LOC 2043Z 238DEG 19KT 4036 8985 

$$

Barnes

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 9, 8:03 PM CDTSevere Thunderstorm WarningILXSchuyler57 min
Jul 9, 10:50 PM CDTSpecial Weather StatementILXSangamon25 min
Jul 9, 11:11 PM CDTAreal Flood AdvisoryILXSangamon115 min
Jul 9, 11:43 PM CDTSevere Thunderstorm WarningILXChristian, Moultrie, Shelby47 min
Jul 10, 1:18 AM CDTSpecial Weather StatementILXClay, Richland57 min
Jul 10, 9:27 AM CDTRiver Flood WarningILXClay, Richland11 days
Jul 10, 2:08 PM CDTTornado WarningILXCass, Mason, Morgan52 min
Jul 10, 2:45 PM CDTTornado WarningILXCass, Mason, Menard60 min
Jul 10, 3:38 PM CDTTornado WarningILXLogan, Mason, Menard37 min
Jul 10, 6:18 PM CDTFlash Flood WarningILXClay3 hr
Jul 10, 6:22 PM CDTSevere Thunderstorm WarningILXClay, Richland53 min

Nearby

Tornado Warnings in Illinois, 2021Every tornado warning in 2021Tornadoes in 2021

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.