Alert archive / Indiana / Flash Flood Warnings in 2017

Flash Flood Warning 22, NWS Louisville, KY

July 28, 20174 counties in Indiana

NWS Louisville, KY issued this flash flood warning at Jul 28, 2017, 12:01 AM EDT for 4 counties in Indiana. 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
Jul 28, 2017, 12:01 AM EDT (04:01 UTC)
Expired
Jul 28, 2017, 4:00 AM EDT
In force
4 hr
Issued by
NWS Louisville, KY
Area
Storm-based polygon
Flood severity
None

Counties Crawford County, IN, Dubois County, IN, Orange County, IN, Perry County, IN

The radar

The Evansville,IN radar (KVWX), 78 km from the middle of the area, began a volume at 04:01 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 28, 12:44 AM EDTFLASH FLOODKyana, INWATER FLOWING OVER STATE ROAD 64 NEAR ST. ANTHONY AS WELL AS SCHNELLVILLE 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 00:00Z, 4.0 hours before the alert went out and 243 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 2017-07-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 215 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 2017-07-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -31 square meters per square second.19395878Sfc1 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
215 J/kg
Mixed-layer CIN
-25 J/kg
Mixed-layer LCL
1083 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
-31 m²/s²
0-3 km storm-relative helicity
25 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.8

Open this sounding in Storm Lab

The text

As transmitted.

109 
WGUS53 KLMK 280401
FFWLMK
INC025-037-117-123-280800-
/O.NEW.KLMK.FF.W.0022.170728T0401Z-170728T0800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Louisville KY
1201 AM EDT FRI JUL 28 2017

The National Weather Service in Louisville has issued a

* Flash Flood Warning for...
  Dubois County in south central Indiana...
  Northwestern Crawford County in south central Indiana...
  Northwestern Perry County in south central Indiana...
  Southwestern Orange County in south central Indiana...

* Until 400 AM EDT/300 AM CDT/

* At 1201 AM EDT/1101 PM CDT/, Doppler radar indicated thunderstorms
  producing heavy rain across the warned area. Flash flooding is
  expected to begin shortly.

* Some locations that will experience flooding include...
  Jasper, Huntingburg, Ferdinand, French Lick, Holland, Birdseye,
  Hillham, Celestine, Millersport and Bretzville.

LAT...LON 3851 8707 3850 8706 3851 8705 3851 8700
      3849 8695 3851 8693 3850 8691 3850 8688
      3853 8683 3853 8668 3855 8668 3856 8666
      3849 8647 3820 8652 3816 8680 3818 8679
      3821 8679 3820 8707

$$

ZT
2 follow-up statements
920 
WGUS73 KLMK 280446
FFSLMK

Flash Flood Statement
National Weather Service Louisville KY
1246 AM EDT FRI JUL 28 2017

INC025-037-117-123-280800-
/O.CON.KLMK.FF.W.0022.000000T0000Z-170728T0800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Dubois IN-Crawford IN-Perry IN-Orange IN-
1246 AM EDT FRI JUL 28 2017

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 400 AM EDT/300 AM
CDT/ FOR DUBOIS...NORTHWESTERN CRAWFORD...NORTHWESTERN PERRY AND
SOUTHWESTERN ORANGE COUNTIES...

At 1244 AM EDT/1144 PM CDT/, local law enforcement reported flash 
flooding across portions of southern Dubois County. Some roads are 
closed due to high water. Flash flooding is already occurring. 
Expect an additional 1/2 to locally 1 inch of rain over the next 
hour.

Some locations that will experience flooding include...
Jasper, Huntingburg, Ferdinand, French Lick, Holland, Birdseye,
Hillham, Celestine, Millersport and Bretzville.

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 3851 8707 3850 8706 3851 8705 3851 8700
      3849 8695 3851 8693 3850 8691 3850 8688
      3853 8683 3853 8668 3855 8668 3856 8666
      3849 8647 3820 8652 3816 8680 3818 8679
      3821 8679 3820 8707

$$

ZT
323 
WGUS73 KLMK 280727
FFSLMK

Flash Flood Statement
National Weather Service Louisville KY
327 AM EDT FRI JUL 28 2017

INC025-037-117-123-280737-
/O.CAN.KLMK.FF.W.0022.000000T0000Z-170728T0800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Dubois IN-Crawford IN-Perry IN-Orange IN-
327 AM EDT FRI JUL 28 2017

...THE FLASH FLOOD WARNING FOR DUBOIS...NORTHWESTERN CRAWFORD...
NORTHWESTERN PERRY AND SOUTHWESTERN ORANGE COUNTIES IS CANCELLED...

The heavy rain has ended. Flood waters have receded. Flooding is no
longer expected to pose a threat. Please continue to heed any
remaining road closures.

LAT...LON 3851 8707 3850 8706 3851 8705 3851 8700
      3849 8695 3851 8693 3850 8691 3850 8688
      3853 8683 3853 8668 3855 8668 3856 8666
      3849 8647 3820 8652 3816 8680 3818 8679
      3821 8679 3820 8707

$$

ZT

The office that day

Everything else NWS Louisville, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 27, 8:53 PM EDTAreal Flood AdvisoryLMKOrange3 hr
Jul 27, 11:33 PM EDTSpecial Weather StatementLMKDubois42 min
Jul 28, 12:55 AM EDTAreal Flood AdvisoryLMKClark2 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.