Alert archive / Illinois / Tornado Warnings in 2011

Tornado Warning 145, NWS Paducah, KY

May 25, 2011Johnson County, Pope County, Illinois

NWS Paducah, KY issued this tornado warning at May 25, 2011, 5:54 PM CDT for Johnson County, Pope County, Illinois. It was in force for 36 min. 1 report 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 25, 2011, 5:54 PM CDT (22:54 UTC)
Expired: May 25, 2011, 6:30 PM CDT
In force: 36 min
Issued by: NWS Paducah, KY
Area: Storm-based polygon

Counties Johnson County, IL, Pope County, IL

The radar

The Paducah radar (KPAH), 42 km from the middle of the area, began a volume at 22:55 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.

What was reported inside it

Time	Report	Where	Remark
May 25, 6:08 PM CDT	TSTM WND DMG	Eddyville, IL	UPDATE REPORT FROM EM...EVENT OCCURRED BETWEEN EDDYVILLE AND GLENDALE ILLINOIS. LARGE TREES DOWN. POWER OUTAGES ALONG STATE HWY 147. PARTIAL ROOF REMOVED ON HOME AND BARN DESTROYED ALONG CEDER CLOVE ROAD.

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.

Issued	Product	Office	Lasted
May 25, 11:09 AM CDT	Tornado Watch PDS	SPC	10 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 10.9 hours before the alert went out and 243 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: 1690 J/kg
Mixed-layer CIN: -47 J/kg
Mixed-layer LCL: 863 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 84 m²/s²
0-3 km storm-relative helicity: 75 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.8

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

610 
WFUS53 KPAH 252254
TORPAH
ILC087-151-252330-
/O.NEW.KPAH.TO.W.0145.110525T2254Z-110525T2330Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PADUCAH KY
554 PM CDT WED MAY 25 2011

THE NATIONAL WEATHER SERVICE IN PADUCAH HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN JOHNSON COUNTY IN SOUTHERN ILLINOIS...
  NORTHWESTERN POPE COUNTY IN SOUTHERN ILLINOIS...

* UNTIL 630 PM CDT.

* AT 550 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 4 MILES
  SOUTHEAST OF VIENNA...MOVING NORTHEAST AT 55 MPH.

* LOCATIONS IN THE WARNING INCLUDE...
  VIENNA...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

NOW IS THE TIME TO IMPLEMENT YOUR TORNADO PLAN OF ACTION. SEEK
SHELTER INDOORS IN A BASEMENT...OR IN AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A HOME OR BUILDING.

&&

LAT...LON 3734 8892 3761 8882 3760 8847 3734 8874
TIME...MOT...LOC 2255Z 210DEG 46KT 3742 8880

$$

1 follow-up statement

610 
WWUS53 KPAH 252312
SVSPAH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PADUCAH KY
612 PM CDT WED MAY 25 2011

ILC087-151-252330-
/O.CON.KPAH.TO.W.0145.000000T0000Z-110525T2330Z/
JOHNSON IL-POPE IL-
612 PM CDT WED MAY 25 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 PM CDT FOR
NORTHWESTERN POPE AND NORTHEASTERN JOHNSON COUNTIES IN SOUTHERN
ILLINOIS...

AT 608 PM CDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM WITH STRONG ROTATION.  THIS STORM WAS LOCATED 5
MILES EAST OF NEW BURNSIDE...MOVING NORTHEAST AT 50 MPH.

THE TORNADO WILL REMAIN OVER MAINLY RURAL AREAS OF THE INDICATED
COUNTY..

PRECAUTIONARY/PREPAREDNESS ACTIONS...

NOW IS THE TIME TO IMPLEMENT YOUR TORNADO PLAN OF ACTION. SEEK
SHELTER INDOORS IN A BASEMENT...OR IN AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A HOME OR BUILDING.

&&

LAT...LON 3751 8874 3761 8882 3760 8847 3747 8860
TIME...MOT...LOC 2312Z 213DEG 45KT 3760 8865

$$

The office that day

Everything else NWS Paducah, KY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 25, 4:11 AM CDT	Lake Wind Advisory	PAH	Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more	16 hr
May 25, 11:51 AM CDT	Severe Thunderstorm Warning	PAH	Edwards, Wabash, White	39 min
May 25, 5:05 PM CDT	Tornado Warning	PAH	Perry	25 min
May 25, 5:27 PM CDT	Tornado Warning	PAH	Jefferson	48 min
May 25, 6:04 PM CDT	Tornado Warning	PAH	Jackson, Perry	41 min
May 25, 6:05 PM CDT	Tornado Warning	PAH	Gallatin, Pope, Saline, Williamson	25 min
May 25, 6:08 PM CDT	Tornado Warning	PAH	Alexander	37 min
May 25, 6:18 PM CDT	Tornado Warning	PAH	Union	27 min
May 25, 6:25 PM CDT	Tornado Warning	PAH	Gallatin, Hamilton, Saline, White	50 min
May 25, 6:35 PM CDT	Tornado Warning	PAH	Franklin, Jefferson, Williamson	40 min
May 25, 6:41 PM CDT	Tornado Warning	PAH	Jackson, Perry	22 min
May 25, 6:43 PM CDT	Tornado Warning	PAH	Alexander, Johnson, Massac, Pulaski, Union	32 min
May 25, 6:57 PM CDT	Tornado Warning	PAH	White	33 min
May 25, 6:59 PM CDT	Tornado Warning	PAH	Hamilton, Saline, Wayne	46 min

Nearby

Tornado Warnings in Illinois, 2011 Every tornado warning in 2011 Tornadoes in 2011

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.