Alert archive / Illinois / Flash Flood Warnings in 2016

Flash Flood Warning 28, NWS Lincoln, IL

August 28, 2016Marshall County, Peoria County, Stark County, Illinois

NWS Lincoln, IL issued this flash flood warning at Aug 28, 2016, 3:31 PM CDT for Marshall County, Peoria County, Stark 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
Aug 28, 2016, 3:31 PM CDT (20:31 UTC)
Expired
Aug 28, 2016, 6:30 PM CDT
In force
3 hr
Issued by
NWS Lincoln, IL
Area
Storm-based polygon
Flood severity
None

Counties Marshall County, IL, Peoria County, IL, Stark County, IL

The radar

The Lincoln radar (KILX), 97 km from the middle of the area, began a volume at 20:31 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.

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 8.5 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-pSkew-T log-p diagram, Davenport, at 12:00Z on 2016-08-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1238 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, Davenport, at 12:00Z on 2016-08-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 19 square meters per square second.193958Sfc1 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
1238 J/kg
Mixed-layer CIN
-57 J/kg
Mixed-layer LCL
797 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
19 m²/s²
0-3 km storm-relative helicity
17 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

As transmitted.

716 
WGUS53 KILX 282031
FFWILX
ILC123-143-175-282330-
/O.NEW.KILX.FF.W.0028.160828T2031Z-160828T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
331 PM CDT SUN AUG 28 2016

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHERN PEORIA COUNTY IN CENTRAL ILLINOIS...
  SOUTHEASTERN STARK COUNTY IN NORTH CENTRAL ILLINOIS...
  SOUTHWESTERN MARSHALL COUNTY IN CENTRAL ILLINOIS...

* UNTIL 630 PM CDT

* AT 331 PM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. FLASH FLOODING IS EXPECTED TO
  BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  CHILLICOTHE...PRINCEVILLE...ROME...WYOMING...DUNCAN...
  MONICA AND LAWN RIDGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.

&&

LAT...LON 4106 8947 4089 8949 4089 8990 4106 8988

$$

BARNES
2 follow-up statements
102 
WGUS73 KILX 282208
FFSILX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
508 PM CDT SUN AUG 28 2016

ILC123-143-175-282330-
/O.CON.KILX.FF.W.0028.000000T0000Z-160828T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PEORIA-STARK-MARSHALL-
508 PM CDT SUN AUG 28 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 630 PM CDT FOR
NORTHERN PEORIA...SOUTHEASTERN STARK AND SOUTHWESTERN MARSHALL
COUNTIES...

AT 505 PM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING AS
MUCH AS 3 TO 4 INCHES OF RAINFALL THIS AFTERNOON. LOCALIZED FLASH
FLOODING WILL CONTINUE LATE THIS AFTERNOON...ALTHOUGH HEAVY RAINFALL
HAS ENDED.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
CHILLICOTHE...PRINCEVILLE...ROME...WYOMING...DUNCAN...MONICA AND LAWN
RIDGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.

&&

LAT...LON 4106 8947 4089 8949 4089 8990 4106 8988

$$

ONTON
885 
WGUS73 KILX 282327
FFSILX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
627 PM CDT SUN AUG 28 2016

ILC123-143-175-282334-
/O.EXP.KILX.FF.W.0028.000000T0000Z-160828T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PEORIA-STARK-MARSHALL-
627 PM CDT SUN AUG 28 2016

...THE FLASH FLOOD WARNING FOR NORTHERN PEORIA...SOUTHEASTERN STARK
AND SOUTHWESTERN MARSHALL COUNTIES WILL EXPIRE AT 630 PM CDT...

THE HEAVY RAIN HAS ENDED. FLOODING IS NO LONGER EXPECTED TO POSE A
THREAT. PLEASE CONTINUE TO HEED ANY REMAINING ROAD CLOSURES.

LAT...LON 4106 8947 4089 8949 4089 8990 4106 8988

$$

SMITH

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 27, 7:44 PM CDTAreal Flood AdvisoryILXMacon, Piatt3 hr
Aug 27, 8:06 PM CDTFlash Flood WarningILXMacon, Piatt6 hr
Aug 28, 5:10 AM CDTAreal Flood AdvisoryILXSangamon4 hr
Aug 28, 5:30 AM CDTFlash Flood WarningILXSangamon5 hr
Aug 28, 12:02 PM CDTSpecial Weather StatementILXMorgan, Sangamon, Scott118 min
Aug 28, 3:17 PM CDTAreal Flood AdvisoryILXKnox3 hr
Aug 28, 6:29 PM CDTSpecial Weather StatementILXRichland46 min

Nearby

Flash Flood Warnings in Illinois, 2016Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.