Alert archive / Illinois / Flash Flood Warnings in 2009

Flash Flood Warning 2, NWS Lincoln, IL

May 13, 2009Clay County, Effingham County, Jasper County, Illinois

NWS Lincoln, IL issued this flash flood warning at May 13, 2009, 4:08 PM CDT for Clay County, Effingham County, Jasper County, Illinois. It was in force for 4 hr. 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 13, 2009, 4:08 PM CDT (21:08 UTC)
Expired
May 13, 2009, 7:44 PM CDT
In force
4 hr
Issued by
NWS Lincoln, IL
Area
Storm-based polygon
Flood severity
None

Counties Clay County, IL, Effingham County, IL, Jasper County, IL

The radar

The Evansville,IN radar (KVWX), 89 km from the middle of the area, began a volume at 21:08 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.

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 9.1 hours before the alert went out and 142 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 2009-05-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 36 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 2009-05-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 586 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
36 J/kg
Mixed-layer CIN
-314 J/kg
Mixed-layer LCL
538 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
586 m²/s²
0-3 km storm-relative helicity
759 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.4

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KILX 132108
FFWILX
ILC025-049-079-140300-
/O.NEW.KILX.FF.W.0002.090513T2108Z-090514T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
408 PM CDT WED MAY 13 2009

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CLAY COUNTY IN SOUTH CENTRAL ILLINOIS...
  JASPER COUNTY IN SOUTHEAST ILLINOIS...
  SOUTHEASTERN EFFINGHAM COUNTY IN SOUTH CENTRAL ILLINOIS...

* UNTIL 1000 PM CDT.

* AT 404 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. 
  NEARLY 2 INCHES OF RAIN HAS OCCURRED SINCE 1 PM. ADDITIONAL HEAVY
  RAINFALL IS ANTICIPATED THE NEXT SEVERAL HOURS.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  FLORA...NEWTON...BIBLE GROVE...BOGOTA...DIETERICH...EDGEWOOD...
  HIDALGO...INGAHAM...IOLA...LOUISVILLE...SAILOR SPRINGS...WHEELER...
  WILLOW HILL...XENIA...ELLIOTSTOWN...GILA...HORD...HUNT CITY...
  LATONA...MASON...NEWTON LAKE...OSKALOOSA...ROSE HILL...SAM PARR
  STATE PARK...WENDELIN AND YALE.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

&&

LAT...LON 3892 8871 3916 8834 3918 8795 3899 8797
      3885 8818 3885 8826 3879 8826 3863 8842
      3861 8870

$$

MILLER
2 follow-up statements
000 
WGUS73 KILX 132214
FFSILX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
514 PM CDT WED MAY 13 2009

ILC025-049-079-140300-
/O.CON.KILX.FF.W.0002.000000T0000Z-090514T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CLAY-JASPER-EFFINGHAM-
514 PM CDT WED MAY 13 2009

...A FLASH FLOOD WARNING FOR EXCESSIVE RAIN REMAINS IN EFFECT UNTIL
1000 PM CDT FOR SOUTHEASTERN EFFINGHAM...JASPER AND CLAY COUNTIES...

AT 507 PM CDT...RADAR INDICATED ANOTHER AREA OF MODERATE TO HEAVY 
RAIN APPROACHING CLAY...SOUTHERN EFFINGHAM AND JASPER COUNTIES. AN
ADDITIONAL ONE HALF TO ONE INCH OF RAIN CAN BE EXPECTED BETWEEN
515 PM AND 615 PM.

THE HEAVIEST RAIN HAS IMPACTED PARTS OF THE LITTLE WABASH RIVER
AND LITTLE PANTHER CREEK IN CLAY COUNTY...AND FROM CAMP CREEK TO
THE WEST FORK OF WETWEATHER CREEK...SOUTH AND EAST OF NEWTON. 
RAINFALL ESTIMATES OF 2 TO 2.50 INCHES HAVE OCCURRED IN AND NEAR
THESE AREAS.

LOCATIONS IMPACTED INCLUDE BIBLE GROVE...BOGOTA...DIETERICH...
EDGEWOOD...FLORA...HIDALGO...INGAHAM...IOLA...LOUISVILLE...NEWTON...
SAILOR SPRINGS...WHEELER...WILLOW HILL AND XENIA

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. MOVE TO HIGHER GROUND.

&&

LAT...LON 3892 8871 3916 8834 3918 8795 3899 8797
      3885 8818 3885 8826 3879 8826 3863 8842
      3861 8870

$$

MILLER
000 
WGUS73 KILX 140044
FFSILX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
744 PM CDT WED MAY 13 2009

ILC025-049-079-140053-
/O.CAN.KILX.FF.W.0002.000000T0000Z-090514T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CLAY-JASPER-EFFINGHAM-
744 PM CDT WED MAY 13 2009

...THE FLASH FLOOD WARNING FOR EXCESSIVE RAIN HAS BEEN CANCELLED
FOR SOUTHEASTERN EFFINGHAM...JASPER AND CLAY COUNTIES...

THE RAINFALL HAS DISSIPATED AND THE FLOODING HAS RECEDED AND NO 
LONGER POSES A SIGNIFICANT THREAT.

LAT...LON 3892 8871 3916 8834 3918 8795 3899 8797
      3885 8818 3885 8826 3879 8826 3863 8842
      3861 8870

$$

MILLER

The office that day

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

IssuedProductOfficeCountiesLasted
May 13, 6:16 AM CDTSpecial Weather StatementILXCass59 min
May 13, 8:35 AM CDTAreal Flood AdvisoryILXChristian3 hr
May 13, 8:44 AM CDTSpecial Weather StatementILXChristian, Shelby46 min
May 13, 9:13 AM CDTSpecial Weather StatementILXMorgan47 min
May 13, 10:05 AM CDTRiver Flood WarningILXClay, Richland9 days
May 13, 10:08 AM CDTAreal Flood AdvisoryILXChristian, Logan, Macon, Piatt, Sangamon3 hr
May 13, 10:11 AM CDTSpecial Weather StatementILXColes49 min
May 13, 10:18 AM CDTSpecial Weather StatementILXPeoria, Tazewell, Woodford57 min
May 13, 10:26 AM CDTAreal Flood AdvisoryILXColes, Cumberland, Moultrie, Shelby4 hr
May 13, 10:43 AM CDTSpecial Weather StatementILXCrawford, Jasper62 min
May 13, 10:53 AM CDTRiver Flood WarningILXMarshall, Putnam18 days
May 13, 11:30 AM CDTFlash Flood WarningILXChampaign4 hr
May 13, 11:55 AM CDTAreal Flood AdvisoryILXDeWitt, McLean, Piatt4 hr
May 13, 2:41 PM CDTRiver Flood WarningILXPiatt8 days
May 13, 2:44 PM CDTFlood WatchILXChampaign, Christian, Clark, Clay, Coles, Crawford and 16 more14 hr
May 13, 5:36 PM CDTSevere Thunderstorm WarningILXTazewell, Woodford24 min

Nearby

Flash Flood Warnings in Illinois, 2009Every flash flood warning in 2009

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.