Alert archive / Illinois / Flash Flood Warnings in 2015

Flash Flood Warning 77, NWS Lincoln, IL

December 26, 20156 counties in Illinois

NWS Lincoln, IL issued this flash flood warning at Dec 26, 2015, 10:28 PM CST for 6 counties in Illinois. It was in force for 8 hr. 8 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
Dec 26, 2015, 10:28 PM CST (04:28 UTC)
Expired
Dec 27, 2015, 6:30 AM CST
In force
8 hr
Issued by
NWS Lincoln, IL
Area
Storm-based polygon
Flood severity
None

Counties Champaign County, IL, Coles County, IL, Cumberland County, IL, Douglas County, IL, Edgar County, IL, Vermilion County, IL

The radar

The Lincoln radar (KILX), 118 km from the middle of the area, began a volume at 04:29 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

TimeReportWhereRemark
Dec 26, 11:18 PM CSTHEAVY RAIN 3.02Mattoon, ILSTORM TOTAL RAINFALL SO FAR...SWOP REPORT
Dec 27, 12:01 AM CSTHEAVY RAIN 2.83Coles County Airport, ILRAINFALL SINCE 8 AM SATURDAY
Dec 27, 3:37 AM CSTHEAVY RAIN 2.59Ogden, ILMEASURED RAINFALL SINCE 845 AM SATURDAY
Dec 27, 4:00 AM CSTHEAVY RAIN 3.46Coles County Airport, ILMEASURED RAINFALL SINCE 8 AM SATURDAY
Dec 27, 5:54 AM CSTHEAVY RAIN 3.45Coles County Airport, IL24 HOUR TOTAL
Dec 27, 5:54 AM CSTHEAVY RAIN 3.46Coles County Airport, IL24 HOUR TOTAL
Dec 27, 6:00 AM CSTHEAVY RAIN 2.63Ogden, IL24 HOUR TOTAL
Dec 27, 6:30 AM CSTHEAVY RAIN 3.552 Ne Arcola, IL24 HOUR TOTAL

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, 4.5 hours before the alert went out and 56 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 2015-12-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 00:00Z on 2015-12-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 158 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
455 m above ground
0-6 km bulk shear
69 kt
0-1 km storm-relative helicity
158 m²/s²
0-3 km storm-relative helicity
78 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

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

901 
WGUS53 KILX 270428
FFWILX
ILC019-029-035-041-045-183-271230-
/O.NEW.KILX.FF.W.0077.151227T0428Z-151227T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
1028 PM CST SAT DEC 26 2015

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  COLES COUNTY IN EAST CENTRAL ILLINOIS...
  VERMILION COUNTY IN EAST CENTRAL ILLINOIS...
  NORTHERN EDGAR COUNTY IN EAST CENTRAL ILLINOIS...
  EASTERN CHAMPAIGN COUNTY IN EAST CENTRAL ILLINOIS...
  NORTHWESTERN CUMBERLAND COUNTY IN EAST CENTRAL ILLINOIS...
  DOUGLAS COUNTY IN EAST CENTRAL ILLINOIS...

* UNTIL 630 AM CST SUNDAY
    
* AT 1025 PM CST...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. 1 TO 2.50 INCHES OF RAIN HAS
  ALREADY FALLEN...WITH AN ADDITIONAL 1 TO 2 INCHES POSSIBLE ACROSS
  THE AREA OVERNIGHT. 

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  DANVILLE...CHARLESTON...MATTOON...TUSCOLA...HOOPESTON...ST.
  JOSEPH...GEORGETOWN...WESTVILLE...ARCOLA...TILTON...VILLA GROVE...
  ARTHUR...CATLIN...NEOGA...OAKWOOD...PHILO...CHRISMAN...ROSSVILLE...
  SIDNEY AND ATWOOD.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 INTERSTATE 57 BETWEEN MILE MARKERS 174 AND 221.
 INTERSTATE 74 BETWEEN MILE MARKERS 189 AND 220.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

&&

LAT...LON 3976 8761 3949 8815 3928 8847 3979 8847
      3982 8846 4003 8814 4039 8802 4040 8801
      4040 8793 4048 8793 4049 8792 4049 8754
      4020 8753 3983 8754

$$

SMITH
1 follow-up statement
396 
WGUS73 KILX 271116
FFSILX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
516 AM CST SUN DEC 27 2015

ILC019-029-035-041-045-183-271125-
/O.CAN.KILX.FF.W.0077.000000T0000Z-151227T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
COLES-VERMILION-EDGAR-CHAMPAIGN-CUMBERLAND-DOUGLAS-
516 AM CST SUN DEC 27 2015

...THE FLASH FLOOD WARNING FOR COLES...VERMILION...NORTHERN EDGAR...
EASTERN CHAMPAIGN...NORTHWESTERN CUMBERLAND AND DOUGLAS COUNTIES IS
CANCELLED...

THE FLASH FLOOD WARNING HAS BEEN REPLACED WITH AN AREAL FLOOD
WARNING. LIGHT TO MODERATE RAIN WILL CONTINUE ACROSS THE AREA TODAY.
FLOODING WILL CONTINUE ON AREA CREEKS AND STREAMS AND MANY OF THE
COUNTY ROADS. THIS FLOODING HAS RESULTED IN SEVERAL ROAD CLOSURES.
NEVER DRIVE THROUGH FLOOD WATERS! THE WATER MAY BE TOO DEEP TO DRIVE
THROUGH SAFELY! TURN AROUND DON'T DROWN!

LAT...LON 3976 8761 3949 8815 3928 8847 3979 8847
      3982 8846 4003 8814 4039 8802 4040 8801
      4040 8793 4048 8793 4049 8792 4049 8754
      4020 8753 3983 8754

$$

SHIMON

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 26, 8:01 PM CSTFlash Flood WarningILXChristian, Effingham, Macon, Moultrie, Shelby8 hr
Dec 26, 8:18 PM CSTRiver Flood WarningILXCrawford, Jasper9 days
Dec 26, 9:16 PM CSTRiver Flood WarningILXSangamon9 days
Dec 26, 9:16 PM CSTRiver Flood WarningILXMenard12 days
Dec 26, 9:16 PM CSTRiver Flood WarningILXCass, Mason, Menard12 days
Dec 26, 9:16 PM CSTRiver Flood WarningILXCass, Mason13 days
Dec 26, 9:21 PM CSTRiver Flood WarningILXMason, Menard6 days
Dec 26, 9:32 PM CSTRiver Flood WarningILXMarshall, Putnam22 days
Dec 26, 11:03 PM CSTRiver Flood WarningILXMcLean, Tazewell, Woodford5 days
Dec 27, 4:03 AM CSTAreal Flood WarningILXChristian, Effingham, Macon, Moultrie, Piatt, Sangamon and 1 more12 hr
Dec 27, 5:15 AM CSTAreal Flood WarningILXChampaign, Clark, Coles, Cumberland, Douglas, Edgar and 1 more12 hr
Dec 27, 10:41 AM CSTAreal Flood WarningILXEffingham6 hr
Dec 27, 3:15 PM CSTWind AdvisoryILXCass, Champaign, Christian, Coles, DeWitt, Douglas and 21 more26 hr
Dec 27, 3:51 PM CSTAreal Flood WarningILXChampaign, Christian, Clark, Clay, Coles, Cumberland and 10 more24 hr
Dec 27, 4:09 PM CSTWinter Storm WarningILXKnox, McLean, Marshall, Peoria, Stark, Woodford26 hr
Dec 27, 4:09 PM CSTFreezing Rain AdvisoryILXFulton, McLean, Tazewell20 hr

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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.