Alert archive / Illinois / Flash Flood Warnings in 2012
Flash Flood Warning 5, NWS Lincoln, IL
NWS Lincoln, IL issued this flash flood warning at Jul 8, 2012, 3:08 PM CDT for Lawrence County, Illinois. It was in force for 6 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
- Jul 8, 2012, 3:08 PM CDT (20:08 UTC)
- Expired
- Jul 8, 2012, 9:00 PM CDT
- In force
- 6 hr
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
- Flood severity
- None
County Lawrence County, IL
The radar
The Evansville,IN radar (KVWX), 41 km from the middle of the area, began a volume at 20:09 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, 8.1 hours before the alert went out and 188 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.
- Mixed-layer CAPE
- 588 J/kg
- Mixed-layer CIN
- -359 J/kg
- Mixed-layer LCL
- 1252 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 67 m²/s²
- 0-3 km storm-relative helicity
- 65 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.6
The text
As transmitted, in the capitals the NWS used until 2016.
039
WGUS53 KILX 082008
FFWILX
ILC101-090200-
/O.NEW.KILX.FF.W.0005.120708T2008Z-120709T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
308 PM CDT SUN JUL 8 2012
THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHERN LAWRENCE COUNTY IN SOUTHEAST ILLINOIS...
* UNTIL 900 PM CDT
* AT 304 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE
WARNED AREA. AS OF 3 PM CDT...DOPPLER RADAR ESTIMATES THAT OVER 2
INCHES OF RAIN HAS ALREADY FALLEN ACROSS SOUTHERN LAWRENCE COUNTY.
AN ADDITIONAL 2 TO 3 INCHES WILL BE POSSIBLE THROUGH 5
PM CDT...AS THUNDERSTORMS CONTINUE TO MOVE ACROSS THE AREA.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING
INCLUDE...SAINT FRANCISVILLE...HELENA...AND BILLETT.
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.
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 3857 8791 3870 8791 3870 8752 3870 8751
3868 8754 3866 8760 3861 8762 3859 8761
3858 8762 3859 8763 3858 8763 3856 8766
$$
BARNES2 follow-up statements
932
WGUS73 KILX 082355
FFSILX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
655 PM CDT SUN JUL 8 2012
ILC101-090200-
/O.CON.KILX.FF.W.0005.000000T0000Z-120709T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LAWRENCE IL-
655 PM CDT SUN JUL 8 2012
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHERN LAWRENCE COUNTY
UNTIL 900 PM CDT...
AT 652 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA.
DOPPLER RADAR ESTIMATES FROM 1 TO 3 INCHES OF RAINFALL IN THE SOUTH
CENTRAL PORTION OF LAWRENCE COUNTY. ANOTHER HALF AN INCH WILL BE
POSSIBLE IN THE NEXT HOUR.
RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...
ST. FRANCISVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLOODING OF SMALL CREEKS
AND STREAMS...COUNTRY ROADS...NORMALLY DRY WASHES... AS WELL AS
FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.
&&
LAT...LON 3857 8791 3870 8791 3870 8752 3870 8751
3868 8754 3866 8760 3861 8762 3859 8761
3858 8762 3859 8763 3858 8763 3856 8766
$$
HJS472
WGUS73 KILX 090159
FFSILX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
859 PM CDT SUN JUL 8 2012
ILC101-090214-
/O.EXP.KILX.FF.W.0005.000000T0000Z-120709T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LAWRENCE IL-
859 PM CDT SUN JUL 8 2012
...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR SOUTHERN LAWRENCE
COUNTY WILL BE ALLOWED TO EXPIRE AT 900 PM CDT...
EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS
AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO
RECEDE...ENDING THE FLOOD THREAT. IF FLOODING HAS BEEN OBSERVED...
PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.
LAT...LON 3857 8791 3870 8791 3870 8752 3870 8751
3868 8754 3866 8760 3861 8762 3859 8761
3858 8762 3859 8763 3858 8763 3856 8766
$$
HJSThe office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 8, 1:51 PM CDT | Severe Thunderstorm Warning | ILX | Lawrence | 54 min |
| Jul 8, 2:59 PM CDT | Severe Thunderstorm Warning | ILX | Effingham, Jasper | 61 min |
| Jul 8, 3:55 PM CDT | Severe Thunderstorm Warning | ILX | Crawford, Lawrence | 65 min |
Nearby
Flash Flood Warnings in Illinois, 2012Every flash flood warning in 2012
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.