Alert archive / Illinois / Tornado Warnings in 2019

Tornado Warning 37, NWS St. Louis, MO

June 15, 2019Jersey County, Illinois

NWS St. Louis, MO issued this tornado warning at Jun 15, 2019, 1:53 PM CDT for Jersey County, Illinois. It was in force for 25 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
Jun 15, 2019, 1:53 PM CDT (18:53 UTC)
Expired
Jun 15, 2019, 2:18 PM CDT
In force
25 min
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

County Jersey County, IL

The radar

The St Louis radar (KLSX), 54 km from the middle of the area, began a volume at 18:55 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, 6.9 hours before the alert went out and 187 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 2019-06-15Temperature 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 2019-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 282 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
1060 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
282 m²/s²
0-3 km storm-relative helicity
284 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

141 
WFUS53 KLSX 151853
TORLSX
ILC083-151945-
/O.NEW.KLSX.TO.W.0037.190615T1853Z-190615T1945Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
153 PM CDT Sat Jun 15 2019

The National Weather Service in St Louis has issued a

* Tornado Warning for...
  Southeastern Jersey County in southwestern Illinois...

* Until 245 PM CDT.
    
* At 153 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Jerseyville, moving east at 15 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...
  Jerseyville around 200 PM CDT.
  Brighton around 235 PM CDT.

Other locations impacted by this tornadic thunderstorm include
Otterville, Delhi and McClusky.

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 3900 9015 3900 9042 3912 9041 3913 9015
TIME...MOT...LOC 1853Z 273DEG 15KT 3905 9038 

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

$$

Glass
3 follow-up statements
592 
WWUS53 KLSX 151903
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
203 PM CDT Sat Jun 15 2019

ILC083-151945-
/O.CON.KLSX.TO.W.0037.000000T0000Z-190615T1945Z/
Jersey IL-
203 PM CDT Sat Jun 15 2019

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 245 PM CDT FOR EAST
CENTRAL JERSEY COUNTY...
    
At 202 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Jerseyville, 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...
  Brighton around 215 PM CDT.

Other locations impacted by this tornadic thunderstorm include Delhi
and McClusky.

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 3902 9015 3902 9034 3912 9032 3913 9015
TIME...MOT...LOC 1902Z 259DEG 25KT 3907 9028 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

Glass
359 
WWUS53 KLSX 151912
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
212 PM CDT Sat Jun 15 2019

ILC083-151945-
/O.CON.KLSX.TO.W.0037.000000T0000Z-190615T1945Z/
Jersey IL-
212 PM CDT Sat Jun 15 2019

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 245 PM CDT FOR EAST
CENTRAL JERSEY COUNTY...
    
At 211 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Brighton, moving east 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...
  Brighton around 215 PM CDT.

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 3902 9015 3902 9024 3912 9023 3913 9015
TIME...MOT...LOC 1911Z 266DEG 22KT 3907 9019 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

Glass
675 
WWUS53 KLSX 151918
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
218 PM CDT Sat Jun 15 2019

ILC083-151928-
/O.CAN.KLSX.TO.W.0037.000000T0000Z-190615T1945Z/
Jersey IL-
218 PM CDT Sat Jun 15 2019

...THE TORNADO WARNING FOR EAST CENTRAL JERSEY COUNTY IS CANCELLED...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning has
been cancelled.

LAT...LON 3902 9015 3902 9024 3912 9023 3913 9015
TIME...MOT...LOC 1917Z 273DEG 15KT 3907 9015 

$$

Glass

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 15, 3:23 AM CDTFlash Flood WatchLSXBond, Fayette, Greene, Jersey, Macoupin, Montgomery28 hr

Nearby

Tornado Warnings in Illinois, 2019Every tornado warning in 2019Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.