Alert archive / Indiana / Flash Flood Warnings in 2016

Flash Flood Warning 2, NWS Northern Indiana

July 18, 2016White County, Indiana

NWS Northern Indiana issued this flash flood warning at Jul 18, 2016, 2:22 AM EDT for White County, Indiana. It was in force for 6 hr. 2 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
Jul 18, 2016, 2:22 AM EDT (06:22 UTC)
Expired
Jul 18, 2016, 8:15 AM EDT
In force
6 hr
Issued by
NWS Northern Indiana
Area
Storm-based polygon
Flood severity
None

County White County, IN

The radar

The Northern Indiana radar (KIWX), 116 km from the middle of the area, began a volume at 06:26 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
Jul 18, 2:25 AM EDTHEAVY RAIN 2.16Monon, INRAINFALL OF 2.16 IN 60 MINUTES
Jul 18, 3:00 AM EDTHEAVY RAIN 1.682 Ssw Smithson, INRAINFALL 1.68 IN 35 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 00:00Z, 6.4 hours before the alert went out and 164 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 2016-07-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3314 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 2016-07-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 197 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
3314 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
1062 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
197 m²/s²
0-3 km storm-relative helicity
237 m²/s²
Significant tornado parameter
3.3
Supercell composite
26.5

Open this sounding in Storm Lab

The text

As transmitted.

019 
WGUS53 KIWX 180622
FFWIWX
INC181-181215-
/O.NEW.KIWX.FF.W.0002.160718T0622Z-160718T1215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
222 AM EDT MON JUL 18 2016

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA  HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  WHITE COUNTY IN INDIANA...

* UNTIL 815 AM EDT
    
* AT 218 AM EDT...DOPPLER RADAR INDICATED A THUNDERSTORM PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. TWO TO 3 INCH RAINFALL AMOUNTS
  HAVE FALLEN IN NORTHWEST WHITE COUNTY. FLASH FLOODING IS EXPECTED
  TO BEGIN SHORTLY AND LIKELY SPREAD THROUGHOUT ALL BUT FAR SOUTHERN
  WHITE COUNTY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  MONTICELLO...MONON...WOLCOTT...REYNOLDS...CHALMERS...
  BURNETTSVILLE...BELL CENTER...IDAVILLE...INDIANA BEACH...SITKA...
  HEADLEE...LEE...CEDAR POINT...GOLDEN HILL...NORWAY...SMITHSON AND
  BUFFALO.

ADDITIONAL RAINFALL AMOUNTS OF 2 TO 4 INCHES ARE POSSIBLE IN THE
WARNED AREA THROUGH 5 AM EDT. 

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.

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

&&

LAT...LON 4084 8710 4084 8699 4091 8699 4091 8658
      4074 8658 4074 8675 4073 8676 4072 8675
      4071 8676 4069 8675 4068 8676 4068 8674
      4066 8678 4063 8677 4065 8710

$$

PBM
2 follow-up statements
618 
WGUS73 KIWX 181028
FFSIWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
628 AM EDT MON JUL 18 2016

INC181-181215-
/O.CON.KIWX.FF.W.0002.000000T0000Z-160718T1215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WHITE IN-
628 AM EDT MON JUL 18 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 815 AM EDT FOR
WHITE COUNTY...

AT 621 AM EDT...LOCAL LAW ENFORCEMENT REPORTED HEAVY RAIN HAS CREATED
STANDING WATER OF UNKNOWN DEPTH ON SHAFER ROAD IN MONTICELLO.
MOTORISTS MAY ENCOUNTER ADDITIONAL FLOODED AREAS THIS MORNING. MUCH
OF THE WARNED AREA RECEIVED 2 TO 4 INCHES OF RAIN FELL IN JUST A FEW
HOURS EARLY THIS MORNING. ADDITIONAL RAINFALL OF ONE HALF INCH OR
LESS IS EXPECTED THROUGH 8 AM. THE HEAVIEST RAIN FELL WEST OF MONON
ALONG AND SOUTH OF STATE ROAD 16. 

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
MONTICELLO...MONON...WOLCOTT...REYNOLDS...CHALMERS...BURNETTSVILLE...
BELL CENTER...IDAVILLE...INDIANA BEACH...SITKA...HEADLEE...LEE...
CEDAR POINT...GOLDEN HILL...NORWAY...SMITHSON AND BUFFALO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DONT 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 4084 8710 4084 8699 4091 8699 4091 8658
      4074 8658 4074 8675 4073 8676 4072 8675
      4071 8676 4069 8675 4068 8676 4068 8674
      4066 8678 4063 8677 4065 8710

$$

PBM
986 
WGUS73 KIWX 181208
FFSIWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
808 AM EDT MON JUL 18 2016

INC181-181217-
/O.EXP.KIWX.FF.W.0002.000000T0000Z-160718T1215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WHITE IN-
808 AM EDT MON JUL 18 2016

...THE FLASH FLOOD WARNING FOR WHITE COUNTY WILL EXPIRE AT 815 AM
EDT...

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 4084 8710 4084 8699 4091 8699 4091 8658
      4074 8658 4074 8675 4073 8676 4072 8675
      4071 8676 4069 8675 4068 8676 4068 8674
      4066 8678 4063 8677 4065 8710

$$

NG

The office that day

Everything else NWS Northern Indiana issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 17, 11:11 PM EDTSpecial Weather StatementIWXStarke49 min
Jul 17, 11:46 PM EDTSpecial Weather StatementIWXMarshall44 min
Jul 17, 11:58 PM EDTSpecial Marine WarningIWX62 min

Nearby

Flash Flood Warnings in Indiana, 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.