Alert archive / Illinois / Flash Flood Warnings in 2015

Flash Flood Warning 56, NWS Lincoln, IL

July 14, 2015Coles County, Illinois

NWS Lincoln, IL issued this flash flood warning at Jul 14, 2015, 1:03 AM CDT for Coles County, Illinois. It was in force for 3 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 14, 2015, 1:03 AM CDT (06:03 UTC)
Expired
Jul 14, 2015, 4:00 AM CDT
In force
3 hr
Issued by
NWS Lincoln, IL
Area
Storm-based polygon
Flood severity
None

County Coles County, IL

The radar

The Lincoln radar (KILX), 125 km from the middle of the area, began a volume at 06:07 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 00:00Z, 6.1 hours before the alert went out and 83 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 00:00Z on 2015-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1504 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 2015-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 147 square meters per square second.19395878Sfc1 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
1504 J/kg
Mixed-layer CIN
-181 J/kg
Mixed-layer LCL
1986 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
147 m²/s²
0-3 km storm-relative helicity
162 m²/s²
Significant tornado parameter
0.0
Supercell composite
14.9

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

053 
WGUS53 KILX 140603
FFWILX
ILC029-140900-
/O.NEW.KILX.FF.W.0056.150714T0603Z-150714T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
103 AM CDT TUE JUL 14 2015

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  COLES COUNTY IN EAST CENTRAL ILLINOIS...

* UNTIL 400 AM CDT
    
* AT 103 AM CDT...DOPPLER RADAR INDICATED A THUNDERSTORM PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. FLASH FLOODING IS EXPECTED TO
  BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  CHARLESTON...MATTOON...ASHMORE...HUMBOLDT...LERNA...COOKS MILLS...
  PARADISE...FAIRGRANGE...FOX RIDGE STATE PARK...ETNA...COLES COUNTY
  AIRPORT...BUSHTON AND TRILLA.

THIS INCLUDES INTERSTATE 57 BETWEEN MILE MARKERS 181 AND 200.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

&&

LAT...LON 3948 8796 3948 8801 3938 8802 3937 8807
      3938 8847 3965 8847 3965 8836 3955 8798

$$

BAK
1 follow-up statement
993 
WGUS73 KILX 140850
FFSILX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
350 AM CDT TUE JUL 14 2015

ILC029-140900-
/O.EXP.KILX.FF.W.0056.000000T0000Z-150714T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
COLES-
350 AM CDT TUE JUL 14 2015

...THE FLASH FLOOD WARNING FOR COLES COUNTY WILL EXPIRE AT 400 AM
CDT...

THE HEAVY RAIN HAS ENDED...AND FLOODING IS NO LONGER EXPECTED TO POSE
A THREAT.

LAT...LON 3948 8796 3948 8801 3938 8802 3937 8807
      3938 8847 3965 8847 3965 8836 3955 8798

$$

BAK

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 12:42 AM CDTSevere Thunderstorm WarningILXMacon, Moultrie33 min
Jul 14, 1:07 AM CDTSevere Thunderstorm WarningILXClark, Coles, Edgar37 min
Jul 14, 1:42 AM CDTFlash Flood WarningILXClark3 hr
Jul 14, 1:54 AM CDTSevere Thunderstorm WarningILXClark, Crawford36 min

Nearby

Flash Flood Warnings in Illinois, 2015Every flash flood warning in 2015

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.