Alert archive / Illinois / Flash Flood Warnings in 2013

Flash Flood Warning 64, NWS Lincoln, IL

December 21, 20136 counties in Illinois

NWS Lincoln, IL issued this flash flood warning at Dec 21, 2013, 5:08 PM CST for 6 counties in Illinois. It was in force for 6 hr. 7 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
Dec 21, 2013, 5:08 PM CST (23:08 UTC)
Expired
Dec 21, 2013, 11:00 PM CST
In force
6 hr
Issued by
NWS Lincoln, IL
Area
Storm-based polygon
Flood severity
None

Counties Clay County, IL, Crawford County, IL, Effingham County, IL, Jasper County, IL, Lawrence County, IL, Richland County, IL

The radar

The Evansville,IN radar (KVWX), 70 km from the middle of the area, began a volume at 23:11 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
Dec 21, 6:00 PM CSTHEAVY RAIN 2.021 E Trimble, IL24 HOUR TOTAL
Dec 21, 6:00 PM CSTHEAVY RAIN 3.13Lawrenceville Airport, ILEVENT TOTAL SO FAR
Dec 21, 6:56 PM CSTHEAVY RAIN 2.36Effingham, ILEVENT TOTAL SO FAR
Dec 21, 7:03 PM CSTFLASH FLOODSumner, ILSEVERAL STREETS UNDER WATER. IDOT AND ISP REPORT FLOODING ON IL-33 IN LAWRENCE CO.
Dec 21, 8:00 PM CSTHEAVY RAIN 1.79Altamont, ILSTORM TOTAL SO FAR
Dec 21, 8:00 PM CSTHEAVY RAIN 2.78Watson, ILSTORM TOTAL SO FAR
Dec 21, 9:00 PM CSTHEAVY RAIN 3.18Hidalgo, IL24 HOUR TOTAL. DITCHES FULL.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 11.1 hours before the alert went out and 153 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 2013-12-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 joules per kilogram.LCLEL10008507005003002001001 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 2013-12-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 34 square meters per square second.1939587897117136Sfc1 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
4 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
420 m above ground
0-6 km bulk shear
69 kt
0-1 km storm-relative helicity
34 m²/s²
0-3 km storm-relative helicity
59 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.

372 
WGUS53 KILX 212308
FFWILX
ILC025-033-049-079-101-159-220500-
/O.NEW.KILX.FF.W.0064.131221T2308Z-131222T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
508 PM CST SAT DEC 21 2013

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CLAY COUNTY IN SOUTH CENTRAL ILLINOIS...
  CRAWFORD COUNTY IN EAST CENTRAL ILLINOIS...
  EFFINGHAM COUNTY IN SOUTH CENTRAL ILLINOIS...
  JASPER COUNTY IN SOUTHEAST ILLINOIS...
  LAWRENCE COUNTY IN SOUTHEAST ILLINOIS...
  RICHLAND COUNTY IN SOUTHEAST ILLINOIS...

* UNTIL 1100 PM CST

* AT 506 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN
  AREA OF VERY HEAVY RAINFALL ACROSS THE WARNED AREA. DOPPLER RADAR
  ESTIMATES RANGE FROM 2 TO 4 INCHES FROM THE RAIN THAT HAS ALREADY  
  OCCURRED TODAY...WITH ANOTHER 1 TO 2 INCHES OF RAIN LIKELY OVER
  THE WARNED AREA. 

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  EFFINGHAM...FLORA...LAWRENCEVILLE...NEWTON...OLNEY...ROBINSON...
  ALTAMONT...ANNAPOLIS...BEECHER CITY...BIBLE GROVE...BIRDS...
  BOGOTA...BRIDGEPORT...CALHOUN...CHAUNCEY...CLAREMONT...CLAY CITY...
  DIETERICH...DUNDAS...EATON...EDGEWOOD...FLAT ROCK...HARDINVILLE...
  HIDALGO...HUTSONVILLE...INGRAHAM...IOLA...LOUISVILLE...MONTROSE AND
  NEW HEBRON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. DO
NOT ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND TO
ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN
WATER BEGINS RISING.

&&

LAT...LON 3858 8816 3859 8816 3862 8870 3891 8870
      3893 8880 3922 8881 3922 8847 3917 8846
      3917 8766 3909 8762 3908 8759 3895 8753
      3886 8754 3885 8751 3873 8750 3867 8756
      3866 8760 3858 8764 3857 8803

$$

SMITH
2 follow-up statements
399 
WGUS73 KILX 220110
FFSILX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
710 PM CST SAT DEC 21 2013

ILC025-033-049-079-101-159-220500-
/O.CON.KILX.FF.W.0064.000000T0000Z-131222T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JASPER IL-LAWRENCE IL-RICHLAND IL-CLAY IL-CRAWFORD IL-EFFINGHAM IL-
710 PM CST SAT DEC 21 2013

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR EFFINGHAM...CRAWFORD...
CLAY...RICHLAND...LAWRENCE AND JASPER COUNTIES UNTIL 1100 PM CST...

AT 706 PM CST...WEATHER SPOTTERS REPORTED THAT FLOODING WAS
OCCURRING IN THE TOWN OF SUMNER...IN LAWRENCE COUNTY...WITH SEVERAL
STREETS UNDER WATER. THE ILLINOIS DEPARTMENT OF TRANSPORTATION AND
ILLINOIS STATE POLICE REPORT THAT FLOODING WAS OCCURRING ON ILLINOIS
ROUTE 33 IN LAWRENCE AND CRAWFORD COUNTIES. 

SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...
EFFINGHAM...FLORA...LAWRENCEVILLE...NEWTON...OLNEY...ROBINSON...
ALTAMONT...ANNAPOLIS...BEECHER CITY...BIBLE GROVE...BIRDS...BOGOTA...
BRIDGEPORT...CALHOUN...CHAUNCEY...CLAREMONT...CLAY CITY...
DIETERICH...DUNDAS...EATON...EDGEWOOD...FLAT ROCK...HARDINVILLE...
HIDALGO...HUTSONVILLE...INGRAHAM...IOLA...LOUISVILLE...MONTROSE AND
NEW HEBRON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLOODING OF SMALL CREEKS
AND STREAMS...COUNTRY ROADS...NORMALLY DRY WASHES...AS WELL AS
FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLOODING IS OBSERVED...ACT QUICKLY. DO NOT
ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND. DO NOT
STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

&&

LAT...LON 3858 8816 3859 8816 3862 8870 3891 8870
      3893 8880 3922 8881 3922 8847 3917 8846
      3917 8766 3909 8762 3908 8759 3895 8753
      3886 8754 3885 8751 3873 8750 3867 8756
      3866 8760 3858 8764 3857 8803

$$

SMITH
362 
WGUS73 KILX 220456
FFSILX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
1056 PM CST SAT DEC 21 2013

ILC025-033-049-079-101-159-220507-
/O.EXP.KILX.FF.W.0064.000000T0000Z-131222T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JASPER IL-LAWRENCE IL-RICHLAND IL-CLAY IL-CRAWFORD IL-EFFINGHAM IL-
1056 PM CST SAT DEC 21 2013

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR EFFINGHAM...
CRAWFORD...CLAY...RICHLAND...LAWRENCE AND JASPER COUNTIES WILL BE
ALLOWED TO EXPIRE AT 1100 PM CST...

THE INTENSE RAINFALL WHICH CAUSED THE FLASH FLOODING OVER PARTS OF
SOUTHEAST ILLINOIS EARLIER THIS EVENING HAS ENDED. NO ADDITIONAL HEAVY
RAINFALL IS EXPECTED. IF FLOODING HAS BEEN OBSERVED...PLEASE REPORT IT
TO YOUR LOCAL LAW ENFORCEMENT AGENCY. 

LAT...LON 3858 8816 3859 8816 3862 8870 3891 8870
      3893 8880 3922 8881 3922 8847 3917 8846
      3917 8766 3909 8762 3908 8759 3895 8753
      3886 8754 3885 8751 3873 8750 3867 8756
      3866 8760 3858 8764 3857 8803

$$

SMITH

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 20, 10:39 PM CSTRiver Flood WarningILXLawrence5 days

Nearby

Flash Flood Warnings in Illinois, 2013Every flash flood warning in 2013

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.