Alert archive / Indiana / Flash Flood Warnings in 2016

Flash Flood Warning 5, NWS Northern Indiana

August 15, 2016Berrien County, Cass County, Michigan; 6 counties in Indiana

NWS Northern Indiana issued this flash flood warning at Aug 15, 2016, 11:51 PM EDT for Berrien County, Cass County, Michigan; 6 counties in Indiana. It was in force for 4 hr. 15 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: Aug 15, 2016, 11:51 PM EDT (03:51 UTC)
Expired: Aug 16, 2016, 4:15 AM EDT
In force: 4 hr
Issued by: NWS Northern Indiana
Area: Storm-based polygon
Flood severity: None

Counties Elkhart County, IN, LaPorte County, IN, Marshall County, IN, Pulaski County, IN, Saint Joseph County, IN, Starke County, IN, Berrien County, MI, Cass County, MI

The radar

The Northern Indiana radar (KIWX), 69 km from the middle of the area, began a volume at 03:54 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

Time	Report	Where	Remark
Aug 16, 12:00 AM EDT	HEAVY RAIN 2.23	Plymouth, IN	STORM TOTAL RAINFALL THROUGH MIDNIGHT.
Aug 16, 12:00 AM EDT	HEAVY RAIN 3.3	2 Wsw Elkhart, IN	CO-OP OBSERVER STATION ELKHART PUBLIC WORKS &AMP; UT /EKMI3/.
Aug 16, 12:00 AM EDT	HEAVY RAIN 3.3	2 Wsw Elkhart, IN	CO-OP OBSERVER STATION ELKHART PUBLIC WORKS/EKMI3/.
Aug 16, 12:00 AM EDT	HEAVY RAIN 7.88	1 S Roseland, IN	CO-OP OBSERVER STATION SOUTH BEND /SBSI3/.
Aug 16, 12:05 AM EDT	FLASH FLOOD	1 Nw Roseland, IN	MULTIPLE REPORTS OF ROAD CLOSURES AND STRANDED VEHICLES/VEHICLE RESCUES IN THE SOUTH BEND VICINITY.
Aug 16, 12:20 AM EDT	HEAVY RAIN 6.58	2 Sw Mishawaka, IN	STORM TOTAL RAINFALL.
Aug 16, 12:45 AM EDT	HEAVY RAIN 6.58	2 Sw Mishawaka, IN	APPROX. 8 HOUR TOTAL.
Aug 16, 1:00 AM EDT	FLASH FLOOD	South Bend, IN	NUMEROUS ROADS IMPACTED BY HIGH WATER WITH AT LEAST 12 CLOSED. VEHICLES STRANDED WITH SOME RESCUES NEEDED DURING THE EVENT. AT LEAST 2 HOMES SUFFERED FOUNDATION DAMAGE.
Aug 16, 1:00 AM EDT	FLASH FLOOD	South Bend, IN	NUMEROUS ROADS IMPACTED BY HIGH WATER WITH AT LEAST 12 CLOSED. VEHICLES STRANDED WITH SOME RESCUES NEEDED DURING THE EVENT. AT LEAST 2 HOMES SUFFERED FOUNDATION DAMAGE. .
Aug 16, 2:00 AM EDT	HEAVY RAIN 7.77	1 E Indian Village, IN	STORM TOTAL RAINFALL.
Aug 16, 2:30 AM EDT	HEAVY RAIN 9.85	Walkerton, IN	STORM TOTAL RAINFALL.
Aug 16, 2:45 AM EDT	HEAVY RAIN 7.72	3 E Chain-O-Lakes, IN	STORM TOTAL RAINFALL SOUTH BEND AIRPORT.
Aug 16, 3:20 AM EDT	HEAVY RAIN 9.1	3 Ne Chain-O-Lakes, IN	STORM TOTAL RAINFALL.
Aug 16, 3:25 AM EDT	HEAVY RAIN 6.46	1 Ne South Bend, IN	STORM TOTAL RAINFALL.
Aug 16, 4:00 AM EDT	HEAVY RAIN 5.33	2 Nnw Clarks, IN	CO-OP OBSERVER STATION MEDARYVILLE 5N /MSNI3/.

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, 3.9 hours before the alert went out and 227 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 227 J/kg
Mixed-layer CIN: -61 J/kg
Mixed-layer LCL: 663 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 21 m²/s²
0-3 km storm-relative helicity: 43 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.0

Open this sounding in Storm Lab

The text

As transmitted.

786 
WGUS53 KIWX 160351
FFWIWX
INC039-091-099-131-141-149-MIC021-027-160815-
/O.NEW.KIWX.FF.W.0005.160816T0351Z-160816T0815Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
1151 PM EDT MON AUG 15 2016

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA  HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  ST. JOSEPH COUNTY IN NORTH CENTRAL INDIANA...
  STARKE COUNTY IN NORTHWESTERN INDIANA...
  NORTHWESTERN PULASKI COUNTY IN NORTHWESTERN INDIANA...
  SOUTHEASTERN LA PORTE COUNTY IN NORTHWESTERN INDIANA...
  NORTHWESTERN MARSHALL COUNTY IN NORTH CENTRAL INDIANA...
  NORTHWESTERN ELKHART COUNTY IN NORTH CENTRAL INDIANA...
  SOUTHEASTERN BERRIEN COUNTY IN SOUTHWESTERN MICHIGAN...
  SOUTHWESTERN CASS COUNTY IN SOUTHWESTERN MICHIGAN...

* UNTIL 415 AM EDT/315 AM CDT/

* AT 1144 PM EDT/1044 PM CDT/...DOPPLER RADAR INDICATED
  THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. RADAR
  ESTIMATES AND SURFACE OBSERVATIONS INDICATE THAT BETWEEN 3 AND 6
  INCHES OF RAIN HAVE FALLEN ACROSS MUCH OF THE WARNED AREA SINCE
  THIS AFTERNOON, WITH LOCALIZED AMOUNTS IN EXCESS OF 6 INCHES. AN
  ADDITIONAL 1 TO 3 INCHES RAINFALL CAN BE EXPECTED THROUGH 230 AM
  EDT BEFORE TAPERING. RUNOFF FROM THIS VERY HEAVY RAINFALL WILL
  LEAD TO FLOODING AND FLASH FLOODING.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  SOUTH BEND...ELKHART...MISHAWAKA...NILES...PLYMOUTH...BUCHANAN...
  KNOX...GEORGETOWN...SIMONTON LAKE...GULIVOIRE PARK...GRANGER...
  OSCEOLA...WALKERTON...NORTH LIBERTY...NEW CARLISLE...
  NORTH JUDSON...EDWARDSBURG...FRANCESVILLE...HAMLET AND LAKEVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

LAT...LON 4119 8693 4177 8639 4191 8630 4191 8611
      4171 8588 4102 8669 4093 8693

$$

MARSILI

2 follow-up statements

802 
WGUS73 KIWX 160703
FFSIWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
303 AM EDT TUE AUG 16 2016

INC039-091-099-131-141-149-MIC021-027-160815-
/O.CON.KIWX.FF.W.0005.000000T0000Z-160816T0815Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ST. JOSEPH IN-STARKE IN-PULASKI IN-LA PORTE IN-MARSHALL IN-
ELKHART IN-BERRIEN MI-CASS MI-
303 AM EDT TUE AUG 16 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 415 AM EDT/315 AM
CDT/ FOR ST. JOSEPH...STARKE...NORTHWESTERN PULASKI...SOUTHEASTERN LA
PORTE...NORTHWESTERN MARSHALL...NORTHWESTERN ELKHART...SOUTHEASTERN
BERRIEN AND SOUTHWESTERN CASS COUNTIES...

AT 257 AM EDT/157 AM CDT/...SURFACE OBSERVATIONS AND DOPPLER RADAR
ESTIMATED THAT A TOTAL OF 4 TO 8 INCHES OF RAIN HAD FALLEN ACROSS
THE WARNING AREA SINCE THIS AFTERNOON.  THE HEAVIEST RAINFALL
AMOUNTS WERE REPORTED FROM EASTERN STARKE COUNTY THROUGH MUCH OF ST.
JOSEPH INDIANA COUNTY...EXTENDING NORTHEAST INTO EXTREME SOUTHEAST
BERRIEN COUNTY AND SOUTHWEST CASS COUNTY IN SOUTHWEST LOWER MICHIGAN.
ADDITIONAL SHOWERS ARE EXPECTED TO OVERSPREAD THE AREA IN THE NEXT
HOUR...BUT ADDITIONAL RAINFALL AMOUNTS SHOULD TOTAL LESS THAN A
QUARTER OF AN INCH THROUGH DAYBREAK.

EXTENSIVE FLOODING AND FLASH FLOODING HAVE BEEN REPORTED IN THE
SOUTH BEND VICINITY EARLY THIS MORNING WITH NUMEROUS REPORTS OF
VEHICLE RESCUES...SUBMERGED VEHICLES...AND CLOSED ROADS. THE FLASH
FLOOD THREAT SHOULD BEGIN TO DIMINISH OVER THE NEXT HOUR OR TWO...BUT
EXTENSIVE AREAL FLOODING IS EXPECTED TO CONTINUE THROUGH THE MORNING
HOURS. DO NOT DRIVE ACROSS FLOODED ROADWAYS.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
SOUTH
BEND...ELKHART...MISHAWAKA...NILES...PLYMOUTH...BUCHANAN...KNOX...
GEORGETOWN...SIMONTON LAKE...GULIVOIRE PARK...GRANGER...OSCEOLA...
WALKERTON...NORTH LIBERTY...NEW CARLISLE...NORTH
JUDSON...EDWARDSBURG...
FRANCESVILLE...HAMLET AND LAKEVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

LAT...LON 4119 8693 4177 8639 4191 8630 4191 8611
      4171 8588 4102 8669 4093 8693

$$

MARSILI

938 
WGUS73 KIWX 160813
FFSIWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
413 AM EDT TUE AUG 16 2016

INC039-091-099-131-141-149-MIC021-027-160822-
/O.EXP.KIWX.FF.W.0005.000000T0000Z-160816T0815Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ST. JOSEPH IN-STARKE IN-PULASKI IN-LA PORTE IN-MARSHALL IN-
ELKHART IN-BERRIEN MI-CASS MI-
413 AM EDT TUE AUG 16 2016

...THE FLASH FLOOD WARNING FOR ST. JOSEPH...STARKE...NORTHWESTERN
PULASKI...SOUTHEASTERN LA PORTE...NORTHWESTERN MARSHALL...
NORTHWESTERN ELKHART...SOUTHEASTERN BERRIEN AND SOUTHWESTERN CASS
COUNTIES WILL EXPIRE AT 415 AM EDT/315 AM CDT/...

THE POTENTIAL OF FLASH FLOODING HAS DIMINISHED WITH ADDITIONAL
RAINFALL AMOUNTS EXPECTED TO RANGE BETWEEN ONE QUARTER AND ONE HALF
INCH. THEREFORE...THE FLASH FLOOD WARNING WILL BE ALLOWED TO EXPIRE. 
EXTENSIVE FLOODING IS EXPECTED TO PERSIST THROUGH THE DAY HOWEVER
DUE TO RECENT VERY HEAVY RAINFALL AMOUNTS OF 4 TO 8 INCHES ACROSS
THE WARNING AREA. THE FLASH FLOOD WARNING HAS BEEN REPLACED WITH AN
AREAL FLOOD WARNING.

LAT...LON 4119 8693 4177 8639 4191 8630 4191 8611
      4171 8588 4102 8669 4093 8693

$$

MARSILI

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 15, 9:10 PM EDT	Flash Flood Warning	IWX	Berrien, Cass	3 hr
Aug 15, 11:08 PM EDT	Areal Flood Warning	IWX	Berrien, Branch, Cass, Saint Joseph	15 hr
Aug 16, 12:44 AM EDT	Areal Flood Warning	IWX	Berrien, Cass	9 hr
Aug 16, 4:00 AM EDT	River Flood Warning	IWX	Berrien	36 hr
Aug 16, 4:00 AM EDT	River Flood Warning	IWX	Berrien	63 hr
Aug 16, 4:11 AM EDT	Areal Flood Warning	IWX	Berrien, Cass	12 hr
Aug 15, 8:07 PM EDT	Special Weather Statement	IWX	Grant	23 min
Aug 15, 8:23 PM EDT	Tornado Warning	IWX	Grant, Huntington, Miami, Wabash	37 min
Aug 15, 9:06 PM EDT	Tornado Warning	IWX	Allen, Huntington, Wabash, Whitley	24 min
Aug 15, 9:33 PM EDT	Special Weather Statement	IWX	Whitley	27 min
Aug 15, 10:04 PM EDT	Special Weather Statement	IWX	Noble	26 min
Aug 16, 4:10 AM EDT	River Flood Warning	IWX	LaPorte, Saint Joseph, Starke	17 days
Aug 16, 4:15 PM EDT	Areal Flood Warning	IWX	Elkhart, Marshall, Saint Joseph	24 hr

Nearby

Flash Flood Warnings in Indiana, 2016 Flash Flood Warnings in Michigan, 2016 Every 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.