Alert archive / Illinois / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 65, NWS Lincoln, IL

May 10, 2011Clark County, Crawford County, Jasper County, Illinois

NWS Lincoln, IL issued this severe thunderstorm warning at May 10, 2011, 11:30 AM CDT for Clark County, Crawford County, Jasper County, Illinois. It was in force for 18 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
May 10, 2011, 11:30 AM CDT (16:30 UTC)
Expired
May 10, 2011, 11:48 AM CDT
In force
18 min
Issued by
NWS Lincoln, IL
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Clark County, IL, Crawford County, IL, Jasper County, IL

The radar

The Evansville,IN radar (KVWX), 95 km from the middle of the area, began a volume at 16:31 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, 4.5 hours before the alert went out and 134 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 2011-05-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3483 joules per kilogram.LCLLFCEL10008507005003002001001 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 2011-05-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 183 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
3483 J/kg
Mixed-layer CIN
-70 J/kg
Mixed-layer LCL
717 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
183 m²/s²
0-3 km storm-relative helicity
243 m²/s²
Significant tornado parameter
0.0
Supercell composite
10.9

Open this sounding in Storm Lab

The text

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

923 
WUUS53 KILX 101630
SVRILX
ILC023-033-079-101730-
/O.NEW.KILX.SV.W.0065.110510T1630Z-110510T1730Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
1130 AM CDT TUE MAY 10 2011

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN CLARK COUNTY IN EAST CENTRAL ILLINOIS...
  NORTHERN CRAWFORD COUNTY IN EAST CENTRAL ILLINOIS...
  NORTHERN JASPER COUNTY IN SOUTHEAST ILLINOIS...

* UNTIL 1230 PM CDT.

* AT 1126 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  WHEELER...OR 11 MILES NORTHWEST OF NEWTON...AND MOVING EAST AT 30
  MPH.

* LOCATIONS IMPACTED INCLUDE...
  NEWTON...ROBINSON...HIDALGO...WILLOW HILL...OBLONG...ANNAPOLIS...
  EATON...HUTSONVILLE...WEST UNION...PALESTINE...GILA...ROSE HILL...
  SAM PARR STATE PARK...HUNT CITY...YALE...BELLAIR...STOY...ORANGE...
  TRIMBLE AND WEST YORK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 3898 8756 3896 8836 3915 8835 3917 8819
      3917 8801 3920 8800 3925 8760 3919 8759
      3914 8765 3912 8763 3911 8763 3910 8761
      3909 8762 3907 8757
TIME...MOT...LOC 1630Z 264DEG 26KT 3906 8830
WIND...HAIL 60MPH 1.00IN

$$

GOETSCH
2 follow-up statements
370 
WWUS53 KILX 101638
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
1138 AM CDT TUE MAY 10 2011

ILC023-033-079-101730-
/O.CON.KILX.SV.W.0065.000000T0000Z-110510T1730Z/
JASPER IL-CLARK IL-CRAWFORD IL-
1138 AM CDT TUE MAY 10 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHERN
CRAWFORD...SOUTHERN CLARK AND NORTHERN JASPER COUNTIES UNTIL 1230 PM
CDT...

AT 1135 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
WHEELER...OR 7 MILES NORTHWEST OF NEWTON...MOVING EAST AT 30 MPH.

LOCATIONS IMPACTED INCLUDE...
  NEWTON...ROBINSON...HIDALGO...WILLOW HILL...OBLONG...ANNAPOLIS...
  EATON...HUTSONVILLE...WEST UNION...PALESTINE...ROSE HILL...SAM PARR
  STATE PARK...HUNT CITY...YALE...BELLAIR...STOY...ORANGE...
  TRIMBLE...WEST YORK AND YORK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 3898 8756 3897 8829 3916 8828 3917 8819
      3917 8801 3920 8800 3925 8760 3919 8759
      3914 8765 3912 8763 3911 8763 3910 8761
      3909 8762 3907 8757
TIME...MOT...LOC 1638Z 264DEG 26KT 3907 8823
WIND...HAIL 60MPH 1.00IN

$$

GOETSCH
860 
WWUS53 KILX 101648
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
1148 AM CDT TUE MAY 10 2011

ILC023-033-079-101658-
/O.CAN.KILX.SV.W.0065.000000T0000Z-110510T1730Z/
JASPER IL-CLARK IL-CRAWFORD IL-
1148 AM CDT TUE MAY 10 2011

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN CRAWFORD...SOUTHERN
CLARK AND NORTHERN JASPER COUNTIES IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.

LAT...LON 3898 8756 3897 8829 3916 8828 3917 8819
      3917 8801 3920 8800 3925 8760 3919 8759
      3914 8765 3912 8763 3911 8763 3910 8761
      3909 8762 3907 8757
TIME...MOT...LOC 1648Z 264DEG 26KT 3908 8814

$$

GOETSCH

The office that day

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

IssuedProductOfficeCountiesLasted
May 10, 11:20 AM CDTSpecial Weather StatementILXCrawford, Jasper55 min
May 10, 11:57 AM CDTSpecial Weather StatementILXClark63 min
May 10, 11:59 AM CDTSevere Thunderstorm WarningILXClark, Cumberland27 min

Nearby

Severe Thunderstorm Warnings in Illinois, 2011Every severe thunderstorm warning 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.