Alert archive / Illinois / Flash Flood Warnings in 2016

Flash Flood Warning 3, NWS Lincoln, IL

April 26, 2016Edgar County, Illinois

NWS Lincoln, IL issued this flash flood warning at Apr 26, 2016, 4:20 PM CDT for Edgar County, Illinois. It was in force for 3 hr. 1 report 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: Apr 26, 2016, 4:20 PM CDT (21:20 UTC)
Expired: Apr 26, 2016, 7:15 PM CDT
In force: 3 hr
Issued by: NWS Lincoln, IL
Area: Storm-based polygon
Flood severity: None

County Edgar County, IL

The radar

The Indianapolis radar (KIND), 118 km from the middle of the area, began a volume at 21:23 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
Apr 26, 4:45 PM CDT	FLASH FLOOD	Paris, IL	WATER AND HAIL COVERING NUMEROUS ROADS. SEVERAL ROADS CLOSED. 3.0 TO 4.5 INCHES OF RAIN IN 90 MINUTES

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, 9.3 hours before the alert went out and 100 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 449 J/kg
Mixed-layer CIN: -60 J/kg
Mixed-layer LCL: 792 m above ground
0-6 km bulk shear: 0 kt
0-1 km storm-relative helicity: 0 m²/s²
0-3 km storm-relative helicity: 0 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

523 
WGUS53 KILX 262120
FFWILX
ILC045-270015-
/O.NEW.KILX.FF.W.0003.160426T2120Z-160427T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
420 PM CDT TUE APR 26 2016

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHEASTERN EDGAR COUNTY IN EAST CENTRAL ILLINOIS...

* UNTIL 715 PM CDT
    
* AT 419 PM CDT...DOPPLER RADAR INDICATED A THUNDERSTORM PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. UP TO TWO INCHES OF RAIN HAVE
  ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  PARIS AND VERMILION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNED 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 3956 8774 3965 8774 3970 8753 3959 8753

$$

BAK

1 follow-up statement

328 
WGUS73 KILX 270009
FFSILX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
709 PM CDT TUE APR 26 2016

ILC045-270019-
/O.EXP.KILX.FF.W.0003.000000T0000Z-160427T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EDGAR-
709 PM CDT TUE APR 26 2016

...THE FLASH FLOOD WARNING FOR SOUTHEASTERN EDGAR COUNTY WILL EXPIRE
AT 715 PM CDT...

FLOOD WATERS HAVE RECEDED...AND ARE NO LONGER EXPECTED TO POSE A
THREAT TO LIFE OR PROPERTY. PLEASE CONTINUE TO HEED ANY ROAD
CLOSURES.

LAT...LON 3956 8774 3965 8774 3970 8753 3959 8753

$$

SHIMON

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 26, 1:53 PM CDT	Special Weather Statement	ILX	Shelby	37 min
Apr 26, 2:54 PM CDT	Special Weather Statement	ILX	Moultrie	36 min
Apr 26, 3:00 PM CDT	Severe Thunderstorm Warning	ILX	Coles, Moultrie	45 min
Apr 26, 3:32 PM CDT	Severe Thunderstorm Warning	ILX	Coles, Edgar	24 min
Apr 26, 3:36 PM CDT	Severe Thunderstorm Warning	ILX	Edgar	39 min
Apr 26, 4:08 PM CDT	Flash Flood Warning	ILX	Coles, Moultrie	3 hr
Apr 26, 4:14 PM CDT	Severe Thunderstorm Warning	ILX	Edgar	29 min
Apr 26, 4:38 PM CDT	Special Weather Statement	ILX	Clay	22 min
Apr 26, 5:14 PM CDT	Special Weather Statement	ILX	Lawrence, Richland	46 min
Apr 26, 5:35 PM CDT	Special Weather Statement	ILX	Crawford	40 min

Nearby

Flash Flood Warnings in Illinois, 2016 Every flash flood warning in 2016

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.