Alert archive / Indiana / Flash Flood Warnings in 2011

Flash Flood Warning 6, NWS Indianapolis, IN

March 12, 2011Daviess County, Indiana

NWS Indianapolis, IN issued this flash flood warning at Mar 12, 2011, 5:58 AM EST for Daviess County, Indiana. It was in force for 6 hr. 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 12, 2011, 5:58 AM EST (10:58 UTC)
Expired: Mar 12, 2011, 12:00 PM EST
In force: 6 hr
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Flood severity: Unknown

County Daviess County, IN

The radar

The Evansville,IN radar (KVWX), 62 km from the middle of the area, began a volume at 11:01 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.

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 11.0 hours before the alert went out and 201 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: 1652 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 285 m²/s²
0-3 km storm-relative helicity: 522 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.

474 
WGUS53 KIND 121058
FFWIND
INC027-121700-
/O.NEW.KIND.FF.W.0006.110312T1058Z-110312T1700Z/
/00000.U.DM.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
558 AM EST SAT MAR 12 2011

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  A LEVEE FAILURE IN...
  WEST CENTRAL DAVIESS COUNTY IN SOUTHWEST INDIANA...

* UNTIL NOON EST

* AT 555 AM EST...THE FAILURE OF A LEVEE ON THE WEST FORK OF THE     
  WHITE RIVER NORTHWEST OF WASHINGTON WAS REPORTED BY LAW            
  ENFORCEMENT.

THIS IS A VERY DANGEROUS AND POTENTIALLY LIFE THREATENING SITUATION. 
RESIDENTS OF THE MAYSVILLE TRAILER PARK...AND SURROUNDING 
AREAS...WEST AND NORTHWEST OF THE TOWN OF WASHINGTON...WILL BE 
IMPACTED. THIS INCLUDES U S HIGHWAY 50 IN THE VICINITY OF THE TOWN 
OF MAYSVILLE. PLEASE TAKE THIS SERIOUSLY AND FOLLOW ANY EVACUATION 
OR OTHER RECOMMENDATIONS OR ORDERS OF LOCAL LAW ENFORCEMENT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

DO NOT UNDERESTIMATE THE POWER OF FLOOD WATERS. ONLY A FEW INCHES OF
RAPIDLY FLOWING WATER CAN QUICKLY CARRY AWAY YOUR VEHICLE.

&&

LAT...LON 3865 8725 3867 8728 3869 8728 3870 8727
      3871 8728 3871 8718 3865 8718 3864 8725

$$

PUMA

1 follow-up statement

594 
WGUS73 KIND 121615
FFSIND

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1115 AM EST SAT MAR 12 2011

INC027-121700-
/O.CON.KIND.FF.W.0006.000000T0000Z-110312T1700Z/
/00000.U.DM.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DAVIESS-
1115 AM EST SAT MAR 12 2011

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR WEST CENTRAL DAVIESS
COUNTY UNTIL NOON EST...

AT 555 AM EST...THE FAILURE OF A LEVEE ON THE WEST FORK OF THE       
WHITE RIVER NORTHWEST OF WASHINGTON WAS REPORTED BY LAW              
ENFORCEMENT.

THIS IS A VERY DANGEROUS AND POTENTIALLY LIFE THREATENING SITUATION. 
RESIDENTS OF THE MAYSVILLE TRAILER PARK...AND SURROUNDING 
AREAS...WEST AND NORTHWEST OF THE TOWN OF WASHINGTON...WILL BE 
IMPACTED. THIS INCLUDES U S HIGHWAY 50 IN THE VICINITY OF THE TOWN 
OF MAYSVILLE. PLEASE TAKE THIS SERIOUSLY AND FOLLOW ANY EVACUATION 
OR OTHER RECOMMENDATIONS OR ORDERS OF LOCAL LAW ENFORCEMENT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

DO NOT UNDERESTIMATE THE POWER OF FLOOD WATERS. ONLY A FEW INCHES OF
RAPIDLY FLOWING WATER CAN QUICKLY CARRY AWAY YOUR VEHICLE.

&&

LAT...LON 3865 8725 3867 8728 3869 8728 3870 8727
      3871 8728 3871 8718 3865 8718 3864 8725

$$

KOCH

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 11, 11:58 PM EST	Flash Flood Warning	IND	Daviess	6 hr
Mar 12, 11:58 AM EST	Flash Flood Warning	IND	Daviess	36 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.