Alert archive / Indiana / Flash Flood Warnings in 2021

Flash Flood Warning 15, NWS Indianapolis, IN

June 19, 20215 counties in Indiana

NWS Indianapolis, IN issued this flash flood warning at Jun 19, 2021, 6:42 AM EDT for 5 counties in Indiana. It was in force for 4 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: Jun 19, 2021, 6:42 AM EDT (10:42 UTC)
Expired: Jun 19, 2021, 10:45 AM EDT
In force: 4 hr
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Flood severity: None

Counties Bartholomew County, IN, Brown County, IN, Decatur County, IN, Jackson County, IN, Jennings County, IN

The radar

The Indianapolis radar (KIND), 85 km from the middle of the area, began a volume at 10:45 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
Jun 19, 8:00 AM EDT	HEAVY RAIN 4.16	2 Ene Stone Head, IN
Jun 19, 9:00 AM EDT	HEAVY RAIN 3.88	Columbus, IN

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 00:00Z, 10.7 hours before the alert went out and 189 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: 2257 J/kg
Mixed-layer CIN: -56 J/kg
Mixed-layer LCL: 1236 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 214 m²/s²
0-3 km storm-relative helicity: 240 m²/s²
Significant tornado parameter: 1.9
Supercell composite: 17.6

Open this sounding in Storm Lab

The text

As transmitted.

523 
WGUS53 KIND 191042
FFWIND
INC005-013-031-071-079-191445-
/O.NEW.KIND.FF.W.0015.210619T1042Z-210619T1445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Indianapolis IN
642 AM EDT Sat Jun 19 2021

The National Weather Service in Indianapolis has issued a

* Flash Flood Warning for...
  Bartholomew County in central Indiana...
  Southwestern Decatur County in central Indiana...
  Southeastern Brown County in south central Indiana...
  Jackson County in south central Indiana...
  Jennings County in southeastern Indiana...

* Until 1045 AM EDT.

* At 642 AM EDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1 and 4 inches of rain 
  have fallen. Additional rainfall amounts of 1 to 2 inches are 
  possible in the warned area. Flash flooding is ongoing or expected 
  to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Columbus, Seymour, North Vernon, Brownstown, Vernon, 
  Crothersville, Westport, Elizabethtown, Hartsville, Clifford, 
  Jonesville, Millhousen, Azalia, Cortland, Hayden, Grammer, Country 
  Squire Lakes, Waymansville, Newbern and Taylorsville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Move to higher ground now. Act quickly to protect your life.

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.

&&

LAT...LON 3905 8636 3917 8637 3915 8607 3934 8617
      3934 8611 3922 8544 3891 8544 3891 8554
      3888 8554 3888 8557 3885 8557 3885 8561
      3882 8561 3882 8570 3883 8573 3879 8581
      3896 8628 3899 8628 3899 8632 3905 8632

FLASH FLOOD...RADAR INDICATED

$$

Ryan

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 18, 8:08 PM EDT	Severe Thunderstorm Warning	IND	Bartholomew, Decatur, Jennings, Rush, Shelby	52 min
Jun 18, 8:17 PM EDT	Areal Flood Warning	IND	Rush	3 hr
Jun 18, 8:18 PM EDT	Tornado Warning	IND	Brown, Monroe, Morgan	27 min
Jun 18, 8:45 PM EDT	Severe Thunderstorm Warning	IND	Bartholomew, Brown	45 min
Jun 18, 8:49 PM EDT	Areal Flood Warning	IND	Decatur	3 hr
Jun 18, 8:59 PM EDT	Severe Thunderstorm Warning	IND	Decatur, Rush	20 min
Jun 18, 9:07 PM EDT	Severe Thunderstorm Warning	IND	Morgan, Owen	27 min
Jun 18, 9:10 PM EDT	Tornado Warning	IND	Brown	20 min
Jun 18, 9:23 PM EDT	Severe Thunderstorm Warning	IND	Johnson, Morgan	23 min
Jun 18, 9:29 PM EDT	Severe Thunderstorm Warning	IND	Monroe, Owen	46 min
Jun 18, 9:32 PM EDT	Severe Thunderstorm Warning	IND	Bartholomew, Brown, Jackson	43 min
Jun 18, 9:45 PM EDT	Severe Thunderstorm Warning	IND	Bartholomew, Johnson, Shelby	20 min
Jun 18, 9:58 PM EDT	Severe Thunderstorm Warning	IND	Clay, Owen, Vigo	47 min
Jun 18, 10:11 PM EDT	Severe Thunderstorm Warning	IND	Jackson, Jennings	49 min
Jun 18, 10:23 PM EDT	Flash Flood Warning	IND	Brown, Clay, Monroe, Morgan, Owen	5 hr
Jun 18, 10:42 PM EDT	Severe Thunderstorm Warning	IND	Clay, Greene, Monroe, Owen, Sullivan, Vigo	63 min
Jun 18, 10:55 PM EDT	Flash Flood Warning	IND	Bartholomew, Brown, Jackson, Jennings	5 hr
Jun 18, 11:03 PM EDT	Severe Thunderstorm Warning	IND	Brown, Jackson, Lawrence, Monroe	42 min
Jun 18, 11:25 PM EDT	Flash Flood Warning	IND	Brown, Clay, Greene, Monroe, Owen	5 hr
Jun 19, 12:01 AM EDT	Severe Thunderstorm Warning	IND	Randolph	14 min
Jun 19, 12:33 AM EDT	Severe Thunderstorm Warning	IND	Owen	27 min
Jun 19, 1:02 AM EDT	Severe Thunderstorm Warning	IND	Clay, Vigo	43 min
Jun 19, 2:01 AM EDT	Flash Flood Warning	IND	Clay, Vigo	4 hr
Jun 19, 2:16 AM EDT	Areal Flood Advisory	IND	Hendricks, Johnson, Marion, Morgan	3 hr
Jun 19, 2:57 AM EDT	Flash Flood Warning	IND	Decatur, Rush, Shelby	3 hr
Jun 19, 3:19 AM EDT	Flash Flood Warning Considerable damage threat	IND	Clay, Owen	9 hr
Jun 19, 3:45 AM EDT	Severe Thunderstorm Warning	IND	Monroe, Owen	19 min
Jun 19, 4:32 AM EDT	Flash Flood Warning	IND	Clay, Greene, Monroe, Owen	7 hr
Jun 19, 4:49 AM EDT	Flash Flood Warning	IND	Clay, Fountain, Montgomery, Parke, Putnam, Vermillion and 1 more	4 hr
Jun 19, 5:15 AM EDT	Flash Flood Warning	IND	Hendricks, Johnson, Marion, Morgan	4 hr
Jun 19, 5:50 AM EDT	Flash Flood Warning Considerable damage threat	IND	Brown, Johnson, Monroe, Morgan, Owen	6 hr
Jun 19, 6:01 AM EDT	Flash Flood Warning Considerable damage threat	IND	Clay, Sullivan, Vigo	6 hr
Jun 19, 6:07 AM EDT	Severe Thunderstorm Warning	IND	Clay, Greene, Lawrence, Martin, Monroe, Owen	38 min
Jun 19, 6:45 AM EDT	Special Weather Statement	IND	Brown, Daviess, Jackson, Jennings, Knox, Lawrence and 1 more	45 min
Jun 19, 7:17 AM EDT	Flash Flood Warning	IND	Bartholomew, Decatur, Johnson, Rush, Shelby	3 hr
Jun 19, 10:08 AM EDT	Flash Flood Watch	IND	Bartholomew, Brown, Clay, Decatur, Greene, Jackson and 5 more	4 hr
Jun 19, 10:29 AM EDT	Areal Flood Warning	IND	Bartholomew, Brown, Decatur, Jennings, Johnson, Rush and 1 more	6 hr
Jun 19, 10:41 AM EDT	Flash Flood Warning	IND	Bartholomew, Brown, Jackson, Jennings	2 hr
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Clay, Greene	25 hr
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Greene, Monroe, Owen	42 hr
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Daviess, Greene, Knox	5 days
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Jackson, Jennings, Washington	26 hr
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Jackson, Lawrence, Washington	4 days
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Bartholomew	41 hr
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Daviess, Greene, Knox	5 days
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Bartholomew, Jackson	42 hr
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Bartholomew, Johnson, Shelby	3 days
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Knox, Sullivan	48 hr
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Knox, Sullivan	41 hr
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Daviess, Gibson, Knox, Pike	6 days
Jun 19, 11:24 AM EDT	Special Weather Statement	IND	Daviess, Lawrence, Martin	66 min
Jun 19, 11:52 AM EDT	Areal Flood Warning	IND	Brown, Clay, Greene, Johnson, Lawrence, Monroe and 6 more	25 hr
Jun 19, 12:42 PM EDT	Areal Flood Warning	IND	Bartholomew, Brown, Jackson, Jennings, Lawrence	24 hr
Jun 19, 4:36 PM EDT	Areal Flood Warning	IND	Bartholomew, Brown, Decatur, Jennings, Johnson, Rush and 1 more	20 hr
Jun 19, 6:41 PM EDT	River Flood Warning	IND	Johnson	24 hr
Jun 19, 6:41 PM EDT	River Flood Warning	IND	Decatur	18 hr
Jun 19, 6:41 PM EDT	River Flood Warning	IND	Bartholomew	27 hr
Jun 19, 6:41 PM EDT	River Flood Warning	IND	Marion	11 hr
Jun 19, 6:41 PM EDT	River Flood Warning	IND	Bartholomew	11 hr

Nearby

Flash Flood Warnings in Indiana, 2021 Every flash flood warning in 2021

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.