Alert archive / Illinois / Flash Flood Warnings in 2011
Flash Flood Warning 38, NWS Lincoln, IL
NWS Lincoln, IL issued this flash flood warning at Jun 18, 2011, 2:32 AM CDT for Morgan County, Sangamon County, Illinois. It was in force for 20 hr. 15 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
- Jun 18, 2011, 2:32 AM CDT (07:32 UTC)
- Expired
- Jun 18, 2011, 10:30 PM CDT
- In force
- 20 hr
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
- Emergency
- Flash flood emergency
- Flood severity
- None
Counties Morgan County, IL, Sangamon County, IL
The radar
The Lincoln radar (KILX), 81 km from the middle of the area, began a volume at 07:31 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 18, 6:00 AM CDT | HEAVY RAIN 4.6 | Jacksonville, IL | |
| Jun 18, 6:00 AM CDT | HEAVY RAIN 4.8 | Jacksonville, IL | |
| Jun 18, 6:00 AM CDT | HEAVY RAIN 6.2 | Waverly, IL | |
| Jun 18, 7:00 AM CDT | HEAVY RAIN 3.5 | 7 Se Jacksonville, IL | |
| Jun 18, 7:00 AM CDT | HEAVY RAIN 4.25 | Jacksonville, IL | |
| Jun 18, 7:00 AM CDT | HEAVY RAIN 4.9 | 3 Ssw Loami, IL | |
| Jun 18, 7:30 AM CDT | FLASH FLOOD | 10 Se Jacksonville, IL | REESE CORNER UNDERPASS UNDER WATER |
| Jun 18, 7:30 AM CDT | FLASH FLOOD | 1 Se Jacksonville, IL | LOTS OF RUNNING WATER OVER ROUTE 104 EAST OF WOODS LANE |
| Jun 18, 7:30 AM CDT | FLASH FLOOD | 2 N Alexander, IL | OLD STATE ROAD CLOSED DUE TO WATER COVERING THE ROAD |
| Jun 18, 7:30 AM CDT | FLASH FLOOD | 3 S Alexander, IL | FRANKLIN/ALEXANDER BLACKTOP CLOSED DUE TO WATER OVER THE ROAD |
| Jun 18, 7:30 AM CDT | FLASH FLOOD | 3 S Jacksonville, IL | WATER OVER I-72 WEST BOUND LANE AT MILE MARKER 64 |
| Jun 18, 7:30 AM CDT | FLASH FLOOD | 5 Sw Waverly, IL | WATER OVER NORTONVILLE BLACKTOP WEST OF ROUTE 111. ROAD NOT CLOSED |
| Jun 18, 9:00 AM CDT | FLASH FLOOD | 2 E Jacksonville, IL | I-72 AT MILE POST 68 IS COMPLETELY CLOSED |
| Jun 18, 9:00 AM CDT | FLASH FLOOD | Jacksonville, IL | ROLLING ACRES TRAILER PARK OFF ROUTE 104 IS BEING EVACUATED |
| Jun 18, 9:01 AM CDT | HEAVY RAIN 4 | Woodson, IL |
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 00:00Z, 7.5 hours before the alert went out and 135 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
- 601 J/kg
- Mixed-layer CIN
- -46 J/kg
- Mixed-layer LCL
- 644 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 41 m²/s²
- 0-3 km storm-relative helicity
- 27 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.9
The text
As transmitted, in the capitals the NWS used until 2016.
026 WGUS53 KILX 180732 FFWILX ILC137-167-181330- /O.NEW.KILX.FF.W.0038.110618T0732Z-110618T1330Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LINCOLN IL 232 AM CDT SAT JUN 18 2011 THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A * FLASH FLOOD WARNING FOR... SOUTHEASTERN MORGAN COUNTY IN WEST CENTRAL ILLINOIS... SOUTHWESTERN SANGAMON COUNTY IN CENTRAL ILLINOIS... * UNTIL 830 AM CDT * AT 230 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE THUNDERSTORMS WITH VERY HEAVY RAINFALL OVER THE WARNED AREA. LATEST RADAR ESTIMATES INDICATE RAINFALL IN EXCESS OF 4 TO 5 INCHES HAS OCCURRED LAST NIGHT AND THIS MORNING. * RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... JACKSONVILLE...ALEXANDER...FRANKLIN...WAVERLY AND WOODSON. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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 3978 9001 3954 8977 3954 9018 3973 9030 $$ CHURCHILL
5 follow-up statements
278 WGUS73 KILX 180915 FFSILX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LINCOLN IL 415 AM CDT SAT JUN 18 2011 ILC137-167-181330- /O.CON.KILX.FF.W.0038.000000T0000Z-110618T1330Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ MORGAN IL-SANGAMON IL- 415 AM CDT SAT JUN 18 2011 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHWESTERN SANGAMON AND SOUTHEASTERN MORGAN COUNTIES UNTIL 830 AM CDT... AT 414 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. ADDITIONAL THUNDERSTORMS WILL MOVE OVER THE AREA WITH RAINFALL AMOUNTS OF LESS THAN ONE HALF INCH POSSIBLE. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...JACKSONVILLE...ALEXANDER...FRANKLIN...WAVERLY AND WOODSON. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. IF FLOODING IS OBSERVED...ACT QUICKLY. DO NOT ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. && LAT...LON 3978 9001 3954 8977 3954 9018 3973 9030 $$ AUTEN
362 WGUS53 KILX 181255 FFWILX ILC137-167-181930- /O.EXT.KILX.FF.W.0038.000000T0000Z-110618T1930Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LINCOLN IL 755 AM CDT SAT JUN 18 2011 THE NATIONAL WEATHER SERVICE IN LINCOLN HAS EXTENDED THE * FLASH FLOOD WARNING FOR... SOUTHEASTERN MORGAN COUNTY IN WEST CENTRAL ILLINOIS... SOUTHWESTERN SANGAMON COUNTY IN CENTRAL ILLINOIS... * UNTIL 230 PM CDT SATURDAY * AT 750 AM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED FLASH FLOODING ACROSS THE WARNED AREA. MORGAN COUNTY SHERIFF REPORTED THE FRANKLIN ALEXANDER BLACKTOP JUST SOUTH OF ALEXANDER WAS CLOSED DUE TO RUNNING WATER OVER THE ROAD. ALSO ROUTE 104 EAST OF WOODS LANE WAS CLOSED DUE TO LOTS OF RUNNING WATER OVER IT. I-72 AT MILE MARKER 64 WEST BOUND AND THE NORTONVILLE BLACKTOP WEST OF ROUTE 111...BOTH HAD WATER ON THEM...BUT WERE NOT CLOSED AT THIS TIME. * SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... JACKSONVILLE...ALEXANDER...FRANKLIN...WAVERLY AND WOODSON. 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. FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR IN VEHICLES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...DIPS... OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING STREAM... EVEN A SMALL ONE...ON FOOT OR IN A VEHICLE. && LAT...LON 3978 9001 3954 8977 3954 9018 3973 9030 $$ AUTEN
817 WGUS73 KILX 181415 FFSILX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LINCOLN IL 915 AM CDT SAT JUN 18 2011 ILC137-167-181930- /O.CON.KILX.FF.W.0038.000000T0000Z-110618T1930Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ MORGAN IL-SANGAMON IL- 915 AM CDT SAT JUN 18 2011 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHWESTERN SANGAMON AND SOUTHEASTERN MORGAN COUNTIES UNTIL 230 PM CDT... ...A FLASH FLOOD EMERGENCY IS IN AFFECT FOR THE CITY OF JACKSONVILLE... SOUTHEASTERN MORGAN COUNTY AND SOUTHWESTERN SANGAMON COUNTY... AT 900 AM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED THAT FLASH FLOODING WAS OCCURRING IN THE JACKSONVILLE AREA. STATE POLICE REPORTED THAT THE JACKSONVILLE WATER TREATMENT PLANT WAS UNDER WATER...I-72 AT MILE POST 68 WAS CLOSED...AND THE ROLLING ACRES TRAILER PARK OFF ROUTE 104 WAS BEING EVACUATED. SOME LOCATIONS THAT WILL CONTUINUE TO EXPERIENCE FLASH FLOODING INCLUDE...JACKSONVILLE...ALEXANDER...FRANKLIN...WAVERLY AND WOODSON. PRECAUTIONARY/PREPAREDNESS ACTIONS... DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. MOST FLOOD RELATED DEATHS OCCUR IN VEHICLES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT OR IN A VEHICLE. A FLASH FLOOD WARNING MEANS THAT FLASH FLOODING IS IMMINENT OR OCCURRING. IF YOU ARE IN THE WARNING AREA...MOVE TO HIGHER GROUND IMMEDIATELY. RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY AUTOMOBILE. && LAT...LON 3978 9001 3954 8977 3954 9018 3973 9030 $$ AUTEN
607 WGUS73 KILX 181655 FFSILX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LINCOLN IL 1155 AM CDT SAT JUN 18 2011 ILC137-167-181930- /O.CON.KILX.FF.W.0038.000000T0000Z-110618T1930Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ MORGAN IL-SANGAMON IL- 1155 AM CDT SAT JUN 18 2011 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHWESTERN SANGAMON AND SOUTHEASTERN MORGAN COUNTIES UNTIL 230 PM CDT... AT 1137 AM CDT...SANGAMON COUNTY EMERGENCY MANAGEMENT REPORTED THAT WAVERLY ROAD AND LOAMI ROAD...SOUTH OF NEW BERLIN...WERE CLOSED DUE TO FLOODING. ALSO...MULTIPLE ROADS WERE CLOSED IN THE CITY OF NEW BERLIN. THE PARKING LOT AT THE SANGAMON COUNTY FAIRGROUNDS WAS ALSO FLOODED. IN ADDITION...MORGAN COUNTY EMERGENCY MANAGEMENT REPORTED THAT MAJOR FLOODING PROBLEMS CONTINUE IN THE CITY OF JACKSONVILLE...FROM SANDY CREEK TO MAUVAISE TERRE CREEK. SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE... JACKSONVILLE...ALEXANDER...FRANKLIN...WAVERLY AND WOODSON. PRECAUTIONARY/PREPAREDNESS ACTIONS... EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW LYING AREAS ARE ALSO SUBJECT TO FLOODING. 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. MOST FLOOD RELATED DEATHS OCCUR IN VEHICLES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT OR IN A VEHICLE. A FLASH FLOOD WARNING MEANS THAT FLASH FLOODING IS IMMINENT OR OCCURRING. IF YOU ARE IN THE WARNING AREA...MOVE TO HIGHER GROUND IMMEDIATELY. RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY AUTOMOBILE. && LAT...LON 3978 9001 3954 8977 3954 9018 3973 9030 $$ GOETSCH
235 WGUS53 KILX 181928 FFWILX ILC137-167-190330- /O.EXT.KILX.FF.W.0038.000000T0000Z-110619T0330Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LINCOLN IL 228 PM CDT SAT JUN 18 2011 THE NATIONAL WEATHER SERVICE IN LINCOLN HAS EXTENDED THE * FLASH FLOOD WARNING FOR... SOUTHEASTERN MORGAN COUNTY IN WEST CENTRAL ILLINOIS... SOUTHWESTERN SANGAMON COUNTY IN CENTRAL ILLINOIS... * UNTIL 1030 PM CDT * AT 222 PM CDT...EMERGENCY MANAGEMENT REPORTED FLASH FLOODING ACROSS THE WARNED AREA. SANGAMON COUNTY EMERGENCY MANAGEMENT REPORTED THAT WAVERLY ROAD AND LOAMI ROAD...SOUTH OF NEW BERLIN...WERE CLOSED DUE TO FLOODING. ALSO...MULTIPLE ROADS WERE CLOSED IN THE CITY OF NEW BERLIN. THE PARKING LOT AT THE SANGAMON COUNTY FAIRGROUNDS WAS ALSO FLOODED. IN ADDITION...MORGAN COUNTY EMERGENCY MANAGEMENT REPORTED THAT SEVERE FLOODING ISSUES CONTINUE IN THE CITY OF JACKSONVILLE...FROM SANDY CREEK TO MAUVAISE TERRE CREEK. * SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... JACKSONVILLE...ALEXANDER...FRANKLIN...WAVERLY AND WOODSON. POTENTIAL ADDITIONAL RAINFALL THIS EVENING WILL WORSEN CURRENT CONDITIONS AND FURTHER CONTRIBUTE TO THE THREAT FOR THE AREA. REMAIN ALERT TO CHANGING CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY... COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW LYING AREAS ARE SUBJECT TO FLOODING. 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. FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR IN VEHICLES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...DIPS... OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING STREAM... EVEN A SMALL ONE...ON FOOT OR IN A VEHICLE. A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING. IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY. RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY AUTOMOBILE. && LAT...LON 3978 9001 3954 8977 3954 9018 3973 9030 $$ HJS
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 17, 9:33 PM CDT | Special Weather Statement | ILX | Morgan, Sangamon | 57 min |
| Jun 17, 10:01 PM CDT | Severe Thunderstorm Warning | ILX | Morgan, Sangamon | 44 min |
| Jun 17, 10:44 PM CDT | Flash Flood Warning | ILX | Morgan, Sangamon | 4 hr |
| Jun 17, 11:40 PM CDT | Severe Thunderstorm Warning | ILX | Sangamon | 55 min |
| Jun 18, 12:26 AM CDT | Severe Thunderstorm Warning | ILX | Sangamon | 37 min |
| Jun 18, 12:49 AM CDT | Flash Flood Warning | ILX | Sangamon | 4 hr |
| Jun 18, 1:42 AM CDT | Flash Flood Warning | ILX | Cass, Morgan | 3 hr |
| Jun 18, 2:27 AM CDT | Severe Thunderstorm Warning | ILX | Effingham, Jasper | 37 min |
| Jun 18, 2:46 AM CDT | Flash Flood Warning | ILX | Clay, Crawford, Cumberland, Effingham, Jasper, Lawrence and 2 more | 12 hr |
| Jun 18, 6:49 AM CDT | Special Weather Statement | ILX | Morgan | 56 min |
| Jun 18, 8:51 AM CDT | River Flood Warning | ILX | Clay, Richland | 16 days |
| Jun 18, 2:16 PM CDT | Flash Flood Watch | ILX | Christian, Clay, Effingham, Jasper, Lawrence, Morgan and 4 more | 17 hr |
Nearby
Flash Flood Warnings in Illinois, 2011Every flash flood 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.