Alert archive / Indiana / Flash Flood Warnings in 2011

Flash Flood Warning 2, NWS Indianapolis, IN

March 9, 20115 counties in Indiana

NWS Indianapolis, IN issued this flash flood warning at Mar 9, 2011, 3:06 AM EST for 5 counties in Indiana. It was in force for 81 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Mar 9, 2011, 3:06 AM EST (08:06 UTC)
Expired: Mar 9, 2011, 4:27 AM EST
In force: 81 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Flood severity: None

Counties Daviess County, IN, Jackson County, IN, Knox County, IN, Lawrence County, IN, Martin County, IN

The radar

The Evansville,IN radar (KVWX), 87 km from the middle of the area, began a volume at 08:09 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.

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 8.1 hours before the alert went out and 226 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 770 m above ground
0-6 km bulk shear: 69 kt
0-1 km storm-relative helicity: 283 m²/s²
0-3 km storm-relative helicity: 466 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

213 
WGUS53 KIND 090806
FFWIND
INC027-071-083-093-101-091400-
/O.NEW.KIND.FF.W.0002.110309T0806Z-110309T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
306 AM EST WED MAR 9 2011

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS RE-ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL KNOX COUNTY IN SOUTHWEST INDIANA...
  DAVIESS COUNTY IN SOUTHWEST INDIANA...
  LAWRENCE COUNTY IN SOUTH CENTRAL INDIANA...
  MARTIN COUNTY IN SOUTHWEST INDIANA...
  WESTERN JACKSON COUNTY IN SOUTH CENTRAL INDIANA...

* UNTIL 900 AM EST

* AT 303 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN
  AREA OF VERY HEAVY RAINFALL ACROSS THE WARNED AREA. RADAR          
  ESTIMATES THAT UP TO AN INCH AND A HALF OF RAIN HAS FALLEN         
  ACROSS THE WARNED AREA.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO   
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...  
BEDFORD...BROWNSTOWN...SHOALS AND WASHINGTON.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. DO
NOT ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND TO
ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN
WATER BEGINS RISING.

&&

LAT...LON 3850 8708 3853 8711 3852 8716 3855 8720
      3851 8730 3854 8737 3851 8738 3854 8743
      3867 8743 3886 8695 3898 8646 3899 8596
      3875 8596 3878 8620 3876 8629 3869 8632
      3868 8668 3852 8669 3852 8684 3849 8697

$$

77/TDUD

1 follow-up statement

000 
WGUS73 KIND 090927
FFSIND

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
427 AM EST WED MAR 9 2011

INC027-071-083-093-101-090940-
/O.CAN.KIND.FF.W.0002.000000T0000Z-110309T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DAVIESS-JACKSON-KNOX-LAWRENCE-MARTIN-
427 AM EST WED MAR 9 2011

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR DAVIESS...MARTIN...
CENTRAL KNOX...LAWRENCE AND WESTERN JACKSON COUNTIES IS CANCELLED...

IT HAS BEEN SUPERCEDED BY A FLOOD WARNING FOR THE SAME COUNTIES.

LAT...LON 3850 8708 3853 8711 3852 8716 3855 8720
      3851 8730 3854 8737 3851 8738 3854 8743
      3867 8743 3886 8695 3898 8646 3899 8596
      3875 8596 3878 8620 3876 8629 3869 8632
      3868 8668 3852 8669 3852 8684 3849 8697

$$

JK

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 8, 9:04 PM EST	Areal Flood Warning	IND	Daviess, Jackson, Knox, Lawrence, Martin	6 hr
Mar 9, 3:17 AM EST	Areal Flood Warning	IND	Daviess, Jackson, Knox, Lawrence, Martin	6 hr

Nearby

Flash Flood Warnings in Indiana, 2011 Every flash flood warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.