Alert archive / Indiana / Flash Flood Warnings in 2017

Flash Flood Warning 12, NWS Indianapolis, IN

July 11, 20175 counties in Indiana

NWS Indianapolis, IN issued this flash flood warning at Jul 11, 2017, 1:52 PM EDT for 5 counties in Indiana. It was in force for 3 hr. 17 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 11, 2017, 1:52 PM EDT (17:52 UTC)
Expired
Jul 11, 2017, 4:45 PM EDT
In force
3 hr
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon
Flood severity
None

Counties Hancock County, IN, Hendricks County, IN, Johnson County, IN, Marion County, IN, Shelby County, IN

The radar

The Indianapolis radar (KIND), 21 km from the middle of the area, began a volume at 17:55 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 11, 1:52 PM EDTHEAVY RAIN 2.852 S Clermont, INSTORM TOTAL RAINFALL AMOUNTS.
Jul 11, 1:54 PM EDTHEAVY RAIN 2.782 Sse New Palestine, INSTORM TOTAL RAINFALL AMOUNTS.
Jul 11, 1:54 PM EDTHEAVY RAIN 2.782 Sse New Palestine, INSTORM TOTAL RAINFALL AMOUNTS.
Jul 11, 1:55 PM EDTHEAVY RAIN 0.013 Wnw Spring Lake, INMESONET STATION AU410, 2 WNW SPRING LAKE.
Jul 11, 1:55 PM EDTHEAVY RAIN 3.361 Nne Homecroft, INSTORM TOTAL RAINFALL AMOUNTS.
Jul 11, 1:55 PM EDTHEAVY RAIN 3.362 Nne Homecroft, INSTORM TOTAL RAINFALL AMOUNTS.
Jul 11, 2:00 PM EDTHEAVY RAIN 2.613 Wsw Homecroft, INMESONET STATION AS046, 3 W HOMECROFT.
Jul 11, 2:00 PM EDTHEAVY RAIN 2.613 Wsw Homecroft, INSTORM TOTAL RAINFALL AMOUNTS.
Jul 11, 2:01 PM EDTHEAVY RAIN 2.543 Ne Plainfield, INSTORM TOTAL RAINFALL AMOUNTS.
Jul 11, 2:01 PM EDTHEAVY RAIN 2.543 Sse Avon, INSTORM TOTAL RAINFALL AMOUNTS.
Jul 11, 2:03 PM EDTHEAVY RAIN 0.663 S Monument Circle, INMESONET STATION E0483, 3 SSW INDIANAPOLIS.
Jul 11, 2:03 PM EDTHEAVY RAIN 1.52 E Broad Ripple, INMESONET STATION AS150, 3 E NORTH CROWS NEST.
Jul 11, 2:03 PM EDTHEAVY RAIN 1.52 Ese Broad Ripple, INMESONET STATION AS150, 3 E NORTH CROWS NEST.
Jul 11, 2:03 PM EDTHEAVY RAIN 3.622 Ese Greenwood, INMESONET STATION E1362, 2 ESE GREENWOOD.
Jul 11, 2:03 PM EDTHEAVY RAIN 3.622 Ese Greenwood, INSTORM TOTAL RAINFALL AMOUNTS.
Jul 11, 2:05 PM EDTHEAVY RAIN 0.054 W Homecroft, INMESONET STATION E7177, 3 W HOMECROFT.
Jul 11, 2:05 PM EDTHEAVY RAIN 2.152 Nw Crows Nest, INMESONET STATION AR470, 2 NW CROWS NEST.

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

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 5.9 hours before the alert went out and 197 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, Cncnati-Daytn, OH at 12:00Z on 2017-07-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1049 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, Cncnati-Daytn, OH at 12:00Z on 2017-07-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 127 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
1049 J/kg
Mixed-layer CIN
-100 J/kg
Mixed-layer LCL
979 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
127 m²/s²
0-3 km storm-relative helicity
143 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.8

Open this sounding in Storm Lab

The text

As transmitted.

310 
WGUS53 KIND 111752
FFWIND
INC059-063-081-097-145-112045-
/O.NEW.KIND.FF.W.0012.170711T1752Z-170711T2045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Indianapolis IN
152 PM EDT TUE JUL 11 2017

The National Weather Service in Indianapolis has issued a

* Flash Flood Warning for...
  Northwestern Shelby County in central Indiana...
  Western Hancock County in central Indiana...
  Northeastern Johnson County in central Indiana...
  Hendricks County in central Indiana...
  Marion County in central Indiana...

* Until 445 PM EDT

* At 151 PM EDT, Doppler radar indicated over 5 inches of rain has 
  fallen over parts of the warned area over the last 24 hours. Flash 
  flooding is expected to begin shortly.

* Some locations that will experience flooding include...
  Indianapolis, Shelbyville, Greenwood, Lawrence, Plainfield,
  Brownsburg, Greenfield, Beech Grove, Speedway, Danville, Southport,
  Avon, Cumberland, Pittsboro, New Palestine, Meridian Hills, Warren
  Park, Clermont, Homecroft and Rocky Ripple.

Additional rainfall amounts of up to an inch are possible in the 
warned area.

This includes the following highways...
 Interstate 65 between mile markers 98 and 126.
 Interstate 70 between mile markers 68 and 107.
 Interstate 74 between mile markers 55 and 113.

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.

A Flash Flood Warning means that flooding is imminent or occurring.
If you are in the warned area move to higher ground immediately.
Residents living along streams and creeks should take immediate
precautions to protect life and property.

&&

LAT...LON 3975 8592 3960 8574 3950 8579 3977 8667
      3992 8666 3992 8644 3985 8597 3993 8571
      3974 8568

$$

MK
1 follow-up statement
607 
WGUS73 KIND 112048
FFSIND

Flash Flood Statement
National Weather Service Indianapolis IN
448 PM EDT TUE JUL 11 2017

INC059-063-081-097-145-112055-
/O.EXP.KIND.FF.W.0012.000000T0000Z-170711T2045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Shelby IN-Hancock IN-Johnson IN-Hendricks IN-Marion IN-
448 PM EDT TUE JUL 11 2017

...THE FLASH FLOOD WARNING FOR NORTHWESTERN SHELBY...WESTERN
HANCOCK...NORTHEASTERN JOHNSON...HENDRICKS AND MARION COUNTIES HAS
EXPIRED...

The heavy rain has ended, but residual flooding will continue. 
Please continue to heed any remaining road closures.

LAT...LON 3975 8592 3960 8574 3950 8579 3977 8667
      3992 8666 3992 8644 3985 8597 3993 8571
      3974 8568

$$

TDUD

The office that day

Everything else NWS Indianapolis, IN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 10, 8:28 PM EDTTornado WarningINDCarroll18 min
Jul 10, 8:44 PM EDTTornado WarningINDCarroll31 min
Jul 10, 8:59 PM EDTTornado WarningINDHoward46 min
Jul 10, 11:21 PM EDTFlash Flood WarningINDCarroll, Howard4 hr
Jul 10, 11:32 PM EDTTornado WarningINDCarroll, Howard28 min
Jul 11, 1:39 AM EDTSevere Thunderstorm WarningINDHenry21 min
Jul 11, 3:29 AM EDTFlash Flood WatchINDBoone, Carroll, Clinton, Delaware, Hamilton, Hancock and 12 more16 hr
Jul 11, 3:57 AM EDTAreal Flood WarningINDCarroll, Howard6 hr
Jul 11, 4:53 AM EDTRiver Flood WarningINDCarroll, Howard24 hr
Jul 11, 7:41 AM EDTSpecial Weather StatementINDHendricks34 min
Jul 11, 8:00 AM EDTSpecial Weather StatementINDBrown45 min
Jul 11, 8:22 AM EDTAreal Flood WarningINDHancock, Hendricks, Johnson, Marion, Montgomery, Putnam and 1 more3 hr
Jul 11, 8:24 AM EDTSpecial Weather StatementINDMarion, Shelby36 min
Jul 11, 8:50 AM EDTSpecial Weather StatementINDRush, Shelby40 min
Jul 11, 9:18 AM EDTAreal Flood WarningINDBrown, Clay, Monroe, Owen3 hr
Jul 11, 9:23 AM EDTSpecial Weather StatementINDBartholomew, Brown, Decatur37 min
Jul 11, 9:26 AM EDTSpecial Weather StatementINDClay, Monroe, Owen34 min
Jul 11, 10:20 AM EDTAreal Flood WarningINDBrown, Johnson, Morgan, Shelby3 hr
Jul 11, 10:42 AM EDTAreal Flood WarningINDClay, Vigo3 hr
Jul 11, 11:28 AM EDTSevere Thunderstorm WarningINDFountain, Montgomery, Parke, Putnam, Vermillion, Warren47 min
Jul 11, 11:30 AM EDTFlash Flood WarningINDBrown, Hendricks, Johnson, Morgan, Owen, Putnam and 1 more6 hr
Jul 11, 11:45 AM EDTSevere Thunderstorm WarningINDBoone, Clinton, Fountain, Montgomery, Tippecanoe, Warren45 min
Jul 11, 11:48 AM EDTAreal Flood WarningINDCarroll, Howard, Madison, Tippecanoe, Tipton6 hr
Jul 11, 12:10 PM EDTSevere Thunderstorm WarningINDBoone, Hendricks, Montgomery, Morgan, Putnam28 min
Jul 11, 12:17 PM EDTAreal Flood WarningINDBrown, Clay, Monroe, Owen6 hr
Jul 11, 12:31 PM EDTSevere Thunderstorm WarningINDBoone, Hamilton, Hendricks, Johnson, Marion, Morgan29 min
Jul 11, 12:35 PM EDTAreal Flood WarningINDBoone, Clinton, Fountain, Hancock, Hendricks, Johnson and 6 more6 hr
Jul 11, 12:39 PM EDTRiver Flood WarningINDCarroll25 hr
Jul 11, 12:39 PM EDTRiver Flood WarningINDHenry, Rush, Shelby19 hr
Jul 11, 12:39 PM EDTRiver Flood WarningINDMarion25 hr
Jul 11, 12:39 PM EDTRiver Flood WarningINDJohnson44 hr
Jul 11, 12:39 PM EDTRiver Flood WarningINDParke, Vermillion, Vigo5 days
Jul 11, 12:39 PM EDTRiver Flood WarningINDTippecanoe64 hr
Jul 11, 12:50 PM EDTAreal Flood WarningINDDelaware, Hamilton, Henry, Howard, Madison, Randolph and 2 more3 hr
Jul 11, 12:54 PM EDTSevere Thunderstorm WarningINDJohnson, Marion, Morgan, Shelby36 min
Jul 11, 12:58 PM EDTSevere Thunderstorm WarningINDHancock, Henry, Madison, Marion, Rush, Shelby32 min
Jul 11, 1:22 PM EDTSevere Thunderstorm WarningINDBartholomew, Decatur, Johnson, Rush, Shelby38 min
Jul 11, 2:29 PM EDTRiver Flood WarningINDMonroe, Morgan, Owen65 hr
Jul 11, 2:29 PM EDTRiver Flood WarningINDMonroe, Morgan, Owen65 hr
Jul 11, 4:55 PM EDTAreal Flood WarningINDHancock, Hendricks, Johnson, Marion, Shelby12 hr
Jul 11, 5:41 PM EDTAreal Flood WarningINDCarroll, Howard12 hr
Jul 11, 5:42 PM EDTAreal Flood WarningINDBartholomew, Brown, Hendricks, Johnson, Morgan, Owen and 2 more12 hr

Nearby

Flash Flood Warnings in Indiana, 2017Every flash flood warning in 2017

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.