Alert archive / Illinois / Flash Flood Warnings in 2014
Flash Flood Warning 9, NWS Lincoln, IL
NWS Lincoln, IL issued this flash flood warning at May 29, 2014, 2:34 PM CDT for DeWitt County, Piatt County, Illinois. It was in force for 4 hr. 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
- May 29, 2014, 2:34 PM CDT (19:34 UTC)
- Expired
- May 29, 2014, 6:30 PM CDT
- In force
- 4 hr
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
- Flood severity
- None
Counties DeWitt County, IL, Piatt County, IL
The radar
The Lincoln radar (KILX), 55 km from the middle of the area, began a volume at 19:32 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 |
|---|---|---|---|
| May 29, 3:15 PM CDT | HEAVY RAIN 1.6 | 3 Nne Monticello, IL | 1.50 INCHES IN 90 MINUTES |
| May 29, 3:37 PM CDT | FLASH FLOOD | 2 E Weldon, IL | SEVERAL INCHES OF WATER FLOWING ACROSS ROUTE 10. IDOT OUT TO SET UP BARRICADES. |
| May 29, 4:00 PM CDT | HEAVY RAIN 1.4 | Lane, IL | RAINFALL FROM TODAY...WAS STILL RAINING LIGHTLY AT OBSERVATION. SWOP REPORT. |
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, 7.6 hours before the alert went out and 11 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
- 97 J/kg
- Mixed-layer CIN
- -120 J/kg
- Mixed-layer LCL
- 846 m above ground
- 0-6 km bulk shear
- 7 kt
- 0-1 km storm-relative helicity
- -39 m²/s²
- 0-3 km storm-relative helicity
- -45 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
689
WGUS53 KILX 291934
FFWILX
ILC039-147-292330-
/O.NEW.KILX.FF.W.0009.140529T1934Z-140529T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
234 PM CDT THU MAY 29 2014
THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A
* FLASH FLOOD WARNING FOR...
EASTERN DE WITT COUNTY IN CENTRAL ILLINOIS...
NORTHERN PIATT COUNTY IN CENTRAL ILLINOIS...
* UNTIL 630 PM CDT
* AT 234 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE
WARNED AREA. UP TO 3 INCHES OF RAIN HAS FALLEN IN THE PAST HOUR IN
EASTERN DEWITT COUNTY.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
MONTICELLO...DE LAND...WELDON AND WHITE HEATH.
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 3999 8849 4004 8875 4006 8875 4006 8882
4007 8892 4026 8886 4018 8846
$$
CHS2 follow-up statements
267
WGUS73 KILX 292042
FFSILX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
342 PM CDT THU MAY 29 2014
ILC039-147-292330-
/O.CON.KILX.FF.W.0009.000000T0000Z-140529T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PIATT IL-DE WITT IL-
342 PM CDT THU MAY 29 2014
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR EASTERN DE WITT AND
NORTHERN PIATT COUNTIES UNTIL 630 PM CDT...
AT 340 PM CDT...EMERGENCY MANAGEMENT REPORTED THUNDERSTORMS WITH VERY
HEAVY RAINFALL ACROSS THE WARNED AREA. DOPPLER RADAR ESTIMATES SHOW
THREE TO FOUR INCHES OF RAIN HAS FALLEN IN EASTERN DEWITT COUNTY.
RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...
MONTICELLO...DE LAND...WELDON AND WHITE HEATH.
EMERGENCY MANGEMENT REPORTED SEVERAL INCHES OF WATER FLOWING ACROSS
ROUTE 10 EAST OF WELDON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.
&&
LAT...LON 3999 8849 4004 8875 4006 8875 4006 8882
4007 8892 4026 8886 4018 8846
$$
CHS653
WGUS73 KILX 292325
FFSILX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
625 PM CDT THU MAY 29 2014
ILC039-147-292340-
/O.EXP.KILX.FF.W.0009.000000T0000Z-140529T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PIATT IL-DE WITT IL-
625 PM CDT THU MAY 29 2014
...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR EASTERN DE WITT AND
NORTHERN PIATT COUNTIES WILL BE ALLOWED TO EXPIRE AT 630 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 3999 8849 4004 8875 4006 8875 4006 8882
4007 8892 4026 8886 4018 8846
$$
SHIMONNearby
Flash Flood Warnings in Illinois, 2014Every flash flood 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.