Alert archive / Illinois / Tornado Warnings in 2022

Tornado Warning 9, NWS Quad Cities, IA

May 13, 2022McDonough County, Warren County, Illinois

NWS Quad Cities, IA issued this tornado warning at May 13, 2022, 4:50 PM CDT for McDonough County, Warren County, Illinois. It was in force for 25 min. 2 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: May 13, 2022, 4:50 PM CDT (21:50 UTC)
Expired: May 13, 2022, 5:15 PM CDT
In force: 25 min
Issued by: NWS Quad Cities, IA
Area: Storm-based polygon
Tornado: Observed
Hail: 0.75 in

Counties McDonough County, IL, Warren County, IL

The radar

The Quad Cities radar (KDVN), 109 km from the middle of the area, began a volume at 21:49 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 13, 4:50 PM CDT	TORNADO	2 N Good Hope, IL	LANDSPOUT NEARLY STATIONARY IN A FIELD. DUST AT THE GROUND.
May 13, 5:20 PM CDT	TSTM WND GST 60	Swan Creek, IL

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 9.8 hours before the alert went out and 111 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: 723 J/kg
Mixed-layer CIN: -160 J/kg
Mixed-layer LCL: 938 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: -72 m²/s²
0-3 km storm-relative helicity: -52 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -1.1

Open this sounding in Storm Lab

The text

As transmitted.

968 
WFUS53 KDVN 132150
TORDVN
ILC109-187-132215-
/O.NEW.KDVN.TO.W.0009.220513T2150Z-220513T2215Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Quad Cities IA/IL
450 PM CDT Fri May 13 2022

The National Weather Service in the Quad Cities has issued a

* Tornado Warning for...
  South central Warren County in west central Illinois...
  North central McDonough County in west central Illinois...

* Until 515 PM CDT.

* At 450 PM CDT, a confirmed tornado was located near Sciota, or 9
  miles north of Macomb, and is nearly stationary.

  HAZARD...Damaging tornado.

  SOURCE...Weather spotters confirmed tornado.

  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...
  Swan Creek and Youngstown.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. 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 4056 9071 4062 9077 4075 9063 4066 9048
TIME...MOT...LOC 2150Z 226DEG 2KT 4061 9071 

TORNADO...OBSERVED
MAX HAIL SIZE...<.75 IN

$$

Gibbs

2 follow-up statements

348 
WWUS53 KDVN 132156
SVSDVN

Severe Weather Statement
National Weather Service Quad Cities IA/IL
456 PM CDT Fri May 13 2022

ILC109-187-132215-
/O.CON.KDVN.TO.W.0009.000000T0000Z-220513T2215Z/
Warren IL-McDonough IL-
456 PM CDT Fri May 13 2022

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM CDT FOR SOUTH
CENTRAL WARREN AND NORTH CENTRAL MCDONOUGH COUNTIES...
    
At 456 PM CDT, a confirmed tornado was located near Good Hope, or 9
miles north of Macomb, moving northeast at 10 mph.

HAZARD...Damaging tornado.

SOURCE...Emergency management confirmed tornado.

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...
Roseville, Little Swan Lake, Swan Creek and Youngstown. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. 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.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4056 9071 4062 9077 4075 9063 4066 9048
TIME...MOT...LOC 2156Z 229DEG 7KT 4062 9070 

TORNADO...OBSERVED
MAX HAIL SIZE...<.75 IN

$$

Gibbs

443 
WWUS53 KDVN 132212 RRA
SVSDVN

Severe Weather Statement
National Weather Service Quad Cities IA/IL
512 PM CDT Fri May 13 2022

ILC109-187-132221-
/O.EXP.KDVN.TO.W.0009.000000T0000Z-220513T2215Z/
Warren IL-McDonough IL-
512 PM CDT Fri May 13 2022

...THE TORNADO WARNING FOR SOUTH CENTRAL WARREN AND NORTH CENTRAL
MCDONOUGH COUNTIES WILL EXPIRE AT 515 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 small
hail, gusty winds and heavy rain are still possible with this
thunderstorm.


LAT...LON 4056 9071 4062 9077 4075 9063 4066 9048
TIME...MOT...LOC 2211Z 226DEG 2KT 4063 9069 

$$

Gibbs

The office that day

Everything else NWS Quad Cities, IA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 13, 4:27 PM CDT	Special Weather Statement	DVN	Mercer	33 min
May 13, 4:30 PM CDT	Special Weather Statement	DVN	McDonough, Warren	30 min
May 13, 4:34 PM CDT	Severe Thunderstorm Warning	DVN	Mercer, Warren	41 min
May 13, 4:36 PM CDT	Severe Thunderstorm Warning	DVN	Mercer, Warren	24 min
May 13, 4:40 PM CDT	Severe Thunderstorm Warning	DVN	Warren	50 min
May 13, 4:44 PM CDT	Special Weather Statement	DVN	Rock Island	31 min
May 13, 4:54 PM CDT	Severe Thunderstorm Warning	DVN	Henry, Mercer, Rock Island	19 min
May 13, 5:00 PM CDT	Severe Thunderstorm Warning	DVN	Warren	30 min
May 13, 5:03 PM CDT	Special Weather Statement	DVN	Henry	27 min
May 13, 5:09 PM CDT	Tornado Warning Tornado observed	DVN	Warren	27 min
May 13, 5:19 PM CDT	Special Weather Statement	DVN	McDonough	41 min
May 13, 5:26 PM CDT	Severe Thunderstorm Warning	DVN	Henry	49 min
May 13, 5:29 PM CDT	Severe Thunderstorm Warning	DVN	Warren	46 min
May 13, 5:40 PM CDT	Severe Thunderstorm Warning	DVN	McDonough	50 min
May 13, 5:41 PM CDT	Severe Thunderstorm Warning	DVN	Henry, Whiteside	49 min
May 13, 5:43 PM CDT	Flash Flood Warning	DVN	Warren	73 min
May 13, 6:28 PM CDT	Special Weather Statement	DVN	Whiteside	32 min
May 13, 6:42 PM CDT	Severe Thunderstorm Warning	DVN	Stephenson	28 min

Nearby

Tornado Warnings in Illinois, 2022 Every tornado warning in 2022 Tornadoes in 2022

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.