Alert archive / Illinois / Flash Flood Warnings in 2016

Flash Flood Warning 7, NWS Quad Cities, IA

June 15, 2016Bureau County, Illinois

NWS Quad Cities, IA issued this flash flood warning at Jun 15, 2016, 1:43 AM CDT for Bureau County, Illinois. It was in force for 4 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
Jun 15, 2016, 1:43 AM CDT (06:43 UTC)
Expired
Jun 15, 2016, 5:45 AM CDT
In force
4 hr
Issued by
NWS Quad Cities, IA
Area
Storm-based polygon
Flood severity
None

County Bureau County, IL

The radar

The Quad Cities radar (KDVN), 100 km from the middle of the area, began a volume at 06:45 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
Jun 15, 2:50 AM CDTFLASH FLOOD2 E La Moille, ILWATER INUNDATING PORTIONS OF HWY 92 EAST OF LA MOILLE AND BEING BLOCKED OFF WITH BARRIERS.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 6.7 hours before the alert went out and 94 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 00:00Z on 2016-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2459 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 00:00Z on 2016-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 202 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
2459 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
663 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
202 m²/s²
0-3 km storm-relative helicity
209 m²/s²
Significant tornado parameter
2.3
Supercell composite
11.2

Open this sounding in Storm Lab

The text

As transmitted.

223 
WGUS53 KDVN 150643
FFWDVN
ILC011-151045-
/O.NEW.KDVN.FF.W.0007.160615T0643Z-160615T1045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
143 AM CDT WED JUN 15 2016

THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  BUREAU COUNTY IN NORTH CENTRAL ILLINOIS...

* UNTIL 545 AM CDT
            
* AT 143 AM CDT...DOPPLER RADAR INDICATED ROUNDS OF THUNDERSTORMS
  PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. UP TO THREE INCHES OF
  RAIN HAVE ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN
  SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  PRINCETON...SPRING VALLEY...DEPUE...WALNUT...LADD...WYANET...
  SHEFFIELD...TISKILWA...LA MOILLE...DALZELL...BUDA...
  BUREAU JUNCTION...OHIO...CHERRY...NEPONSET...YORKTOWN...MALDEN...
  MANLIUS...SEATONVILLE AND MINERAL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

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

&&

LAT...LON 4132 8927 4130 8934 4128 8934 4123 8936
      4123 8947 4115 8947 4115 8964 4123 8964
      4123 8986 4158 8986 4158 8917 4131 8916

$$

12
2 follow-up statements
915 
WGUS73 KDVN 150829
FFSDVN

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
329 AM CDT WED JUN 15 2016

ILC011-151045-
/O.CON.KDVN.FF.W.0007.000000T0000Z-160615T1045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BUREAU IL-
329 AM CDT WED JUN 15 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 545 AM CDT FOR
BUREAU COUNTY...

AT 324 AM CDT...DOPPLER RADAR INDICATED THAT MOST OF THE HEAVY RAIN
PRODUCING THUNDERSTORMS HAD MOVED OUT OF THE WARNING AREA WITH JUST
LIGHT RAIN FALLING IN THEIR WAKE. BUT RUN OFF FROM EARLIER VERY
HEAVY RAINFALL OF OVER 3 INCHES IN SOME LOCATIONS...WILL CONTINUE TO
PRODUCE FLOODING AND RISES ON AREA STREAMS THROUGH AT LEAST 545 AM
CDT.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
PRINCETON...SPRING VALLEY...DEPUE...WALNUT...LADD...WYANET...
SHEFFIELD...TISKILWA...LA MOILLE...DALZELL...BUDA...
SPRING VALLEY AIRPORT...PROVIDENCE...LONE TREE CORNERS...MILO...
VAN ORIN...OHIO...KASBEER...NEPONSET...CHERRY...BUREAU...MANLIUS...
ZEARING...COAL HOLLOW...MALDEN...SEATONVILLE...OTTVILLE...MINERAL...
ARLINGTON AND DOVER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4132 8927 4130 8934 4128 8934 4123 8936
      4123 8947 4115 8947 4115 8964 4123 8964
      4123 8986 4158 8986 4158 8917 4131 8916

$$

12
685 
WGUS73 KDVN 151043
FFSDVN

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
543 AM CDT WED JUN 15 2016

ILC011-151051-
/O.EXP.KDVN.FF.W.0007.000000T0000Z-160615T1045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BUREAU IL-
543 AM CDT WED JUN 15 2016

...THE FLASH FLOOD WARNING FOR BUREAU COUNTY WILL EXPIRE AT 545 AM
CDT...

FLASH FLOODING IS NO LONGER EXPECTED TO POSE A THREAT. PLEASE
CONTINUE TO HEED ANY REMAINING ROAD CLOSURES.

LAT...LON 4132 8927 4130 8934 4128 8934 4123 8936
      4123 8947 4115 8947 4115 8964 4123 8964
      4123 8986 4158 8986 4158 8917 4131 8916

$$

12

The office that day

Everything else NWS Quad Cities, IA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 14, 8:24 PM CDTFlash Flood WarningDVNJo Daviess6 hr
Jun 14, 9:47 PM CDTSevere Thunderstorm WarningDVNCarroll, Stephenson58 min
Jun 14, 11:20 PM CDTSpecial Weather StatementDVNStephenson40 min
Jun 14, 11:54 PM CDTFlash Flood WarningDVNStephenson4 hr

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