Alert archive / Indiana / Flash Flood Warnings in 2018

Flash Flood Warning 21, NWS Indianapolis, IN

September 8, 2018Lawrence County, Monroe County, Indiana

NWS Indianapolis, IN issued this flash flood warning at Sep 8, 2018, 12:50 PM EDT for Lawrence County, Monroe County, Indiana. It was in force for 6 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
Sep 8, 2018, 12:50 PM EDT (16:50 UTC)
Expired
Sep 8, 2018, 6:45 PM EDT
In force
6 hr
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon
Flood severity
None

Counties Lawrence County, IN, Monroe County, IN

The radar

The Indianapolis radar (KIND), 75 km from the middle of the area, began a volume at 16:53 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
Sep 8, 6:00 PM EDTFLASH FLOOD2 Ne Tunnelton, IN911 CENTER REPORTS TUNNELTON ROAD CLOSED DUE TO WATER FLOWING OVER THE ROAD.

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 12:00Z, 4.8 hours before the alert went out and 222 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 12:00Z on 2018-09-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 2018-09-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
514 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
77 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

005 
WGUS53 KIND 081650
FFWIND
INC093-105-082245-
/O.NEW.KIND.FF.W.0021.180908T1650Z-180908T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Indianapolis IN
1250 PM EDT SAT SEP 8 2018

The National Weather Service in Indianapolis has issued a

* Flash Flood Warning for...
  Monroe County in south central Indiana...
  Lawrence County in south central Indiana...

* Until 645 PM EDT.

* At 1248 PM EDT, Doppler radar indicated showers and embedded 
  thunderstorms producing heavy rain moving into the warned area. 1 
  to 3 inches of rain has already fallen since late Friday. An 
  additional 2 to 3 inches is expected through the rest of the 
  afternoon into the evening. Flash flooding is expected to begin 
  shortly.

* Some locations that will experience flooding include...
  Bloomington, Bedford, Ellettsville, Mitchell, Oolitic, Gosport,
  Stinesville, Smithville, Tunnelton, Lake Lemon, Bartlettsville,
  Williams, Avoca, Monroe Reservoir, Woodville Hills, Charles Deam
  Wilderness, Unionville, Whitehall, Heltonville and Indiana
  University.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.

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 3934 8669 3933 8666 3935 8666 3934 8663
      3934 8639 3905 8637 3905 8632 3899 8632
      3899 8630 3897 8629 3877 8628 3874 8629
      3873 8631 3869 8631 3869 8668

$$

Ryan
3 follow-up statements
119 
WGUS73 KIND 082026
FFSIND

Flash Flood Statement
National Weather Service Indianapolis IN
426 PM EDT SAT SEP 8 2018

INC093-105-082245-
/O.CON.KIND.FF.W.0021.000000T0000Z-180908T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Monroe IN-Lawrence IN-
426 PM EDT SAT SEP 8 2018

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 645 PM EDT FOR
MONROE AND LAWRENCE COUNTIES...

At 426 PM EDT, Radar indicated heavy rain continuing to fall across 
the warned area. Four to five inches of rain have fallen in some 
spots in the last 36 hours. Flash flooding is expected to begin soon.

Some locations that will experience flooding include...
Bloomington, Bedford, Ellettsville, Mitchell, Oolitic, Gosport,
Stinesville, Smithville, Tunnelton, Lake Lemon, Bartlettsville,
Williams, Avoca, Monroe Reservoir, Woodville Hills, Charles Deam
Wilderness, Unionville, Whitehall, Heltonville and Indiana
University.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.

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 3934 8669 3933 8666 3935 8666 3934 8663
      3934 8639 3905 8637 3905 8632 3899 8632
      3899 8630 3897 8629 3877 8628 3874 8629
      3873 8631 3869 8631 3869 8668

$$

AW/50
847 
WGUS73 KIND 082212
FFSIND

Flash Flood Statement
National Weather Service Indianapolis IN
612 PM EDT SAT SEP 8 2018

INC093-105-082245-
/O.CON.KIND.FF.W.0021.000000T0000Z-180908T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Monroe IN-Lawrence IN-
612 PM EDT SAT SEP 8 2018

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 645 PM EDT FOR
MONROE AND LAWRENCE COUNTIES...

At 611 PM EDT, heavy rain is occurring. Four to five inches of rain 
have fallen in some places over the last 36 hours. Flash flooding is 
expected to begin shortly.

Some locations that will experience flooding include...
Bloomington, Bedford, Ellettsville, Mitchell, Oolitic, Gosport,
Stinesville, Smithville, Tunnelton, Lake Lemon, Bartlettsville,
Williams, Avoca, Monroe Reservoir, Woodville Hills, Charles Deam
Wilderness, Unionville, Whitehall, Heltonville and Indiana
University.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.

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 3934 8669 3933 8666 3935 8666 3934 8663
      3934 8639 3905 8637 3905 8632 3899 8632
      3899 8630 3897 8629 3877 8628 3874 8629
      3873 8631 3869 8631 3869 8668

$$

TDUD
515 
WGUS73 KIND 082241
FFSIND

Flash Flood Statement
National Weather Service Indianapolis IN
641 PM EDT SAT SEP 8 2018

INC093-105-082250-
/O.EXP.KIND.FF.W.0021.000000T0000Z-180908T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Monroe IN-Lawrence IN-
641 PM EDT SAT SEP 8 2018

...THE FLASH FLOOD WARNING FOR MONROE AND LAWRENCE COUNTIES WILL
EXPIRE AT 645 PM EDT...

Flooding is no longer expected to pose a threat. Please continue to
heed any remaining road closures.

LAT...LON 3934 8669 3933 8666 3935 8666 3934 8663
      3934 8639 3905 8637 3905 8632 3899 8632
      3899 8630 3897 8629 3877 8628 3874 8629
      3873 8631 3869 8631 3869 8668

$$

TDUD

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 7, 9:39 PM EDTRiver Flood WarningINDShelby3 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDBartholomew, Johnson, Shelby5 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDBartholomew, Jackson5 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDJackson, Lawrence, Washington6 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDLawrence, Martin9 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDLawrence, Martin9 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDLawrence, Martin9 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDDelaware, Madison3 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDHamilton, Madison4 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDHamilton, Marion4 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDMarion, Morgan5 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDMarion, Morgan4 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDMonroe, Morgan, Owen3 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDMonroe, Morgan, Owen6 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDGreene, Monroe, Owen6 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDDaviess, Greene, Knox7 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDDaviess, Greene, Knox7 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDDaviess, Gibson, Knox, Pike9 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDDaviess, Gibson, Knox, Pike10 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDGibson, Knox10 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDBartholomew4 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDJackson, Jennings, Washington49 hr
Sep 7, 9:39 PM EDTRiver Flood WarningINDFountain, Parke, Tippecanoe, Vermillion, Warren4 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDSullivan, Vigo4 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDKnox, Sullivan6 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDKnox, Sullivan64 hr
Sep 7, 9:39 PM EDTRiver Flood WarningINDGibson, Knox, Posey8 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDHoward37 hr
Sep 7, 9:39 PM EDTRiver Flood WarningINDTippecanoe4 days
Sep 7, 9:39 PM EDTRiver Flood WarningINDClay, Greene64 hr
Sep 8, 8:05 AM EDTAreal Flood AdvisoryINDGreene4 hr
Sep 8, 8:52 AM EDTAreal Flood AdvisoryINDLawrence, Monroe4 hr
Sep 8, 9:13 AM EDTAreal Flood AdvisoryINDClay, Owen4 hr
Sep 8, 10:44 AM EDTFlash Flood WarningINDDaviess, Greene, Knox, Martin, Sullivan11 hr
Sep 8, 12:32 PM EDTRiver Flood WarningINDHancock28 hr
Sep 8, 12:32 PM EDTRiver Flood WarningINDHenry, Rush, Shelby43 hr
Sep 8, 12:32 PM EDTRiver Flood WarningINDPutnam24 hr
Sep 8, 12:32 PM EDTRiver Flood WarningINDDaviess, Dubois, Martin, Pike10 days
Sep 8, 12:32 PM EDTRiver Flood WarningINDDecatur28 hr
Sep 8, 12:32 PM EDTRiver Flood WarningINDPutnam39 hr
Sep 8, 12:32 PM EDTRiver Flood WarningINDHendricks, Morgan37 hr
Sep 8, 12:32 PM EDTRiver Flood WarningINDBoone, Marion38 hr
Sep 8, 12:32 PM EDTRiver Flood WarningINDHamilton, Hancock, Madison, Marion38 hr
Sep 8, 12:32 PM EDTRiver Flood WarningINDMarion34 hr
Sep 8, 12:32 PM EDTRiver Flood WarningINDDelaware, Randolph43 hr
Sep 8, 12:32 PM EDTRiver Flood WarningINDClinton, Tippecanoe24 hr
Sep 8, 12:32 PM EDTRiver Flood WarningINDCarroll, Howard28 hr
Sep 8, 12:32 PM EDTRiver Flood WarningINDMarion43 hr
Sep 8, 12:32 PM EDTRiver Flood WarningINDOwen24 hr
Sep 8, 12:32 PM EDTRiver Flood WarningINDJohnson34 hr
Sep 8, 12:32 PM EDTRiver Flood WarningINDCarroll39 hr
Sep 8, 12:32 PM EDTRiver Flood WarningINDParke, Vermillion, Vigo64 hr
Sep 8, 12:32 PM EDTRiver Flood WarningINDKnox3 days
Sep 8, 12:52 PM EDTFlash Flood WarningINDClay, Owen6 hr
Sep 8, 6:46 PM EDTAreal Flood WarningINDBrown, Clay, Lawrence, Monroe, Morgan, Owen9 hr

Nearby

Flash Flood Warnings in Indiana, 2018Every flash flood warning in 2018

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.