Alert archive / Illinois / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 21, NWS Quad Cities, IA

April 28, 2014Henderson County, McDonough County, Warren County, Illinois

NWS Quad Cities, IA issued this severe thunderstorm warning at Apr 28, 2014, 3:07 PM CDT for Henderson County, McDonough County, Warren County, Illinois. It was in force for 38 min. 3 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
Apr 28, 2014, 3:07 PM CDT (20:07 UTC)
Expired
Apr 28, 2014, 3:45 PM CDT
In force
38 min
Issued by
NWS Quad Cities, IA
Area
Storm-based polygon
Hail
1.5 in
Wind
50.0 mph

Counties Henderson County, IL, McDonough County, IL, Warren County, IL

The radar

The Quad Cities radar (KDVN), 103 km from the middle of the area, began a volume at 20:08 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

TimeReportWhereRemark
Apr 28, 3:13 PM CDTHAIL 0.25Lomax, ILAND HEAVY RAIN
Apr 28, 3:23 PM CDTHAIL 0.251 N Terre Haute, ILHAIL HAS BEEN FALLING THE PAST 5 MINUTES - HEAVY RAIN IS ACCOMPANYING THE HAIL
Apr 28, 3:39 PM CDTHAIL 0.255 Wsw Swan Creek, IL

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.

IssuedProductOfficeLasted
Apr 28, 1:11 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 8.1 hours before the alert went out and 106 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, Davenport, at 12:00Z on 2014-04-28Temperature 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, Davenport, at 12:00Z on 2014-04-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 276 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
497 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
276 m²/s²
0-3 km storm-relative helicity
295 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

190 
WUUS53 KDVN 282007
SVRDVN
ILC071-109-187-282045-
/O.NEW.KDVN.SV.W.0021.140428T2007Z-140428T2045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
307 PM CDT MON APR 28 2014

THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  HENDERSON COUNTY IN WEST CENTRAL ILLINOIS...
  MCDONOUGH COUNTY IN WEST CENTRAL ILLINOIS...
  WARREN COUNTY IN WEST CENTRAL ILLINOIS...

* UNTIL 345 PM CDT

* AT 303 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM NAUVOO TO 18 MILES SOUTHEAST OF GOLDEN...AND MOVING
  NORTHEAST AT 30 MPH.

  HAZARD...PING PONG BALL SIZE HAIL.

  SOURCE...RADAR INDICATED.

  IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT DAMAGE
           TO ROOFS...SIDING...WINDOWS AND VEHICLES.

* LOCATIONS IMPACTED INCLUDE...
  MACOMB...OQUAWKA...MONMOUTH...GULF PORT...CARMAN...COLMAR...TERRE
  HAUTE...GLADSTONE...TENNESSEE...FANDON...COLCHESTER...
  BLANDINSVILLE...INDUSTRY...WESTERN ILLINOIS UNIVERSITY...SCIOTA...
  RARITAN...GOOD HOPE...STRONGHURST...BARDOLPH AND ADAIR.

OTHER LOCATIONS AFFECTED INCLUDE HENDERSON COUNTY CONSERVATION
AREA...HENDERSON COUNTY FAIRGROUNDS...MCDONOUGH COUNTY FAIRGROUNDS
AND WARREN COUNTY FAIRGROUNDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4028 9091 4064 9091 4064 9119 4067 9112
      4082 9109 4090 9101 4092 9096 4101 9094
      4107 9085 4106 9044 4028 9044
TIME...MOT...LOC 2007Z 270DEG 25KT 4054 9130 3990 9078

HAIL...1.50IN
WIND...<50MPH

$$

HAASE
3 follow-up statements
506 
WWUS53 KDVN 282023
SVSDVN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
323 PM CDT MON APR 28 2014

ILC071-109-187-282045-
/O.CON.KDVN.SV.W.0021.000000T0000Z-140428T2045Z/
MCDONOUGH IL-WARREN IL-HENDERSON IL-
323 PM CDT MON APR 28 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR HENDERSON...
WARREN AND MCDONOUGH COUNTIES UNTIL 345 PM CDT...

AT 321 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM GULF PORT TO 7 MILES SOUTHWEST OF RUSHVILLE...AND
MOVING EAST AT 30 MPH.

HAZARD...QUARTER SIZE HAIL.

SOURCE...RADAR INDICATED.

IMPACT...DAMAGE TO VEHICLES IS EXPECTED.

LOCATIONS IMPACTED INCLUDE...
OQUAWKA...MACOMB...MONMOUTH...TENNESSEE...FANDON...BLANDINSVILLE...
COLCHESTER...GLADSTONE...STRONGHURST...RARITAN...SCIOTA...ROZETTA...
BIGGSVILLE...INDUSTRY...WESTERN ILLINOIS UNIVERSITY...GOOD HOPE...
BARDOLPH...ADAIR...ROSEVILLE AND KIRKWOOD.

OTHER LOCATIONS AFFECTED INCLUDE HENDERSON COUNTY CONSERVATION
AREA...HENDERSON COUNTY FAIRGROUNDS...MCDONOUGH COUNTY FAIRGROUNDS
AND WARREN COUNTY FAIRGROUNDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4028 9091 4064 9091 4064 9119 4067 9112
      4082 9109 4090 9101 4092 9096 4101 9094
      4107 9085 4106 9044 4028 9044
TIME...MOT...LOC 2023Z 270DEG 25KT 4078 9106 4008 9066

HAIL...1.00IN
WIND...<50MPH

$$

HAASE
333 
WWUS53 KDVN 282039
SVSDVN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
339 PM CDT MON APR 28 2014

ILC071-109-187-282045-
/O.CON.KDVN.SV.W.0021.000000T0000Z-140428T2045Z/
MCDONOUGH IL-WARREN IL-HENDERSON IL-
339 PM CDT MON APR 28 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR HENDERSON...
WARREN AND NORTHERN MCDONOUGH COUNTIES UNTIL 345 PM CDT...

AT 335 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM GLADSTONE TO COLCHESTER...AND MOVING EAST AT 30 MPH.

HAZARD...QUARTER SIZE HAIL.

SOURCE...RADAR INDICATED.

IMPACT...DAMAGE TO VEHICLES IS EXPECTED.

LOCATIONS IMPACTED INCLUDE...
MACOMB...MONMOUTH...RARITAN...SCIOTA...WESTERN ILLINOIS UNIVERSITY...
BIGGSVILLE...GOOD HOPE...BARDOLPH...ROZETTA...KIRKWOOD...ROSEVILLE...
BUSHNELL...NEW PHILADELPHIA...LITTLE SWAN LAKE...LITTLE YORK...
PRAIRIE CITY...MEDIA...MACOMB MUNICIPAL AIRPORT...SMITHSHIRE AND
SCOTTSBURG.

OTHER LOCATIONS AFFECTED INCLUDE HENDERSON COUNTY CONSERVATION
AREA...HENDERSON COUNTY FAIRGROUNDS...MCDONOUGH COUNTY FAIRGROUNDS
AND WARREN COUNTY FAIRGROUNDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4046 9083 4064 9091 4082 9109 4090 9101
      4092 9096 4101 9094 4107 9085 4106 9044
      4045 9045
TIME...MOT...LOC 2039Z 270DEG 25KT 4086 9092 4048 9072

HAIL...1.00IN
WIND...<50MPH

$$

HAASE
114 
WWUS53 KDVN 282045
SVSDVN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
345 PM CDT MON APR 28 2014

ILC071-109-187-282055-
/O.EXP.KDVN.SV.W.0021.000000T0000Z-140428T2045Z/
MCDONOUGH IL-WARREN IL-HENDERSON IL-
345 PM CDT MON APR 28 2014

...THE SEVERE THUNDERSTORM WARNING FOR HENDERSON...WARREN AND
NORTHERN MCDONOUGH COUNTIES HAS EXPIRED...

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

LAT...LON 4046 9083 4064 9091 4082 9109 4090 9101
      4092 9096 4101 9094 4107 9085 4106 9044
      4045 9045
TIME...MOT...LOC 2039Z 270DEG 25KT 4086 9092 4048 9072

$$

HAASE

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 27, 8:42 PM CDTSpecial Weather StatementDVNHancock, Henderson, McDonough, Mercer, Warren108 min
Apr 28, 2:41 PM CDTSevere Thunderstorm WarningDVNHancock49 min
Apr 28, 3:44 PM CDTSevere Thunderstorm WarningDVNHenderson, Mercer46 min
Apr 28, 4:43 PM CDTSevere Thunderstorm WarningDVNHenry, Mercer47 min
Apr 28, 5:05 PM CDTSevere Thunderstorm WarningDVNBureau, Henry40 min
Apr 28, 5:25 PM CDTSevere Thunderstorm WarningDVNBureau, Putnam50 min

Nearby

Severe Thunderstorm Warnings in Illinois, 2014Every severe thunderstorm warning in 2014

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.