Alert archive / Indiana / Flash Flood Warnings in 2009

Flash Flood Warning 13, NWS Indianapolis, IN

May 25, 2009Knox County, Sullivan County, Vigo County, Indiana

NWS Indianapolis, IN issued this flash flood warning at May 25, 2009, 4:13 PM EDT for Knox County, Sullivan County, Vigo County, Indiana. It was in force for 3 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
May 25, 2009, 4:13 PM EDT (20:13 UTC)
Expired
May 25, 2009, 7:15 PM EDT
In force
3 hr
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon
Flood severity
None

Counties Knox County, IN, Sullivan County, IN, Vigo County, IN

The radar

The Evansville,IN radar (KVWX), 65 km from the middle of the area, began a volume at 20:17 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 12:00Z, 8.2 hours before the alert went out and 175 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 2009-05-25Temperature 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 2009-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 42 square meters per square second.1939Sfc1 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
1131 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
42 m²/s²
0-3 km storm-relative helicity
89 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.

000 
WGUS53 KIND 252013
FFWIND
INC083-153-167-252315-
/O.NEW.KIND.FF.W.0013.090525T2013Z-090525T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
413 PM EDT MON MAY 25 2009

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  KNOX COUNTY IN SOUTHWEST INDIANA...
  THIS INCLUDES THE CITY OF VINCENNES...
  SULLIVAN COUNTY IN SOUTHWEST INDIANA...
  SOUTHERN VIGO COUNTY IN WEST CENTRAL INDIANA...

* UNTIL 715 PM EDT/615 PM CDT/

* AT 412 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
FLASH FLOODING FROM THUNDERSTORMS OVER THE WARNED AREA.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO TURTLE
  CREEK RESERVOIR...PAXTON...GRAYSVILLE...FREELANDVILLE...
  FAIRBANKS...SULLIVAN...SHELBURN...OAKTOWN...MEROM...HYMERA...
  FARMERSBURG...DUGGER AND CARLISLE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE 
WARNED AREA.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DON/T DROWN.

&&

LAT...LON 3843 8773 3850 8769 3851 8766 3853 8767
      3864 8763 3874 8751 3896 8754 3900 8758
      3907 8759 3911 8766 3915 8766 3921 8759
      3929 8760 3927 8726 3891 8725 3884 8721
      3881 8725 3876 8725 3854 8735 3853 8748

$$

CP
2 follow-up statements
000 
WGUS73 KIND 252158
FFSIND

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
558 PM EDT MON MAY 25 2009

INC083-153-167-252315-
/O.CON.KIND.FF.W.0013.000000T0000Z-090525T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KNOX-SULLIVAN-VIGO-
558 PM EDT MON MAY 25 2009

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 715 PM EDT FOR 
KNOX...SULLIVAN AND SOUTHWESTERN VIGO COUNTIES...

AT 555 PM EDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED WATER WAS 
OVER COUNTY ROADS NEAR BICKNELL AND OAKTOWN. THUNDERSTORMS WERE 
STILL MOVING ACROSS THE WARNED AREA.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO TURTLE CREEK
RESERVOIR...PAXTON...GRAYSVILLE...FREELANDVILLE...FAIRBANKS...
SULLIVAN...SHELBURN...OAKTOWN...MEROM...HYMERA...FARMERSBURG...DUGGER
AND CARLISLE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DON/T DROWN.

&&

LAT...LON 3843 8773 3850 8769 3851 8766 3853 8767
      3864 8763 3874 8751 3896 8754 3900 8758
      3907 8759 3911 8766 3915 8766 3921 8759
      3929 8760 3927 8726 3891 8725 3884 8721
      3881 8725 3876 8725 3854 8735 3853 8748

$$

CP
000 
WGUS73 KIND 252311
FFSIND

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
711 PM EDT MON MAY 25 2009

INC083-153-167-252321-
/O.EXP.KIND.FF.W.0013.000000T0000Z-090525T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KNOX-SULLIVAN-VIGO-
711 PM EDT MON MAY 25 2009

...THE FLASH FLOOD WARNING WILL EXPIRE AT 715 PM EDT FOR 
KNOX...SULLIVAN AND SOUTHWESTERN VIGO COUNTIES...

LAT...LON 3843 8773 3850 8769 3851 8766 3853 8767
      3864 8763 3874 8751 3896 8754 3900 8758
      3907 8759 3911 8766 3915 8766 3921 8759
      3929 8760 3927 8726 3891 8725 3884 8721
      3881 8725 3876 8725 3854 8735 3853 8748

$$

CP

The office that day

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

IssuedProductOfficeCountiesLasted
May 25, 10:14 AM EDTFlash Flood WarningINDShelby2 hr
May 25, 1:23 PM EDTFlash Flood WarningINDKnox, Sullivan, Vigo3 hr
May 25, 2:27 PM EDTFlash Flood WarningINDDaviess, Knox, Martin3 hr
May 25, 5:32 PM EDTAreal Flood WarningINDDaviess, Knox, Lawrence, Martin3 hr

Nearby

Flash Flood Warnings in Indiana, 2009Every flash flood warning in 2009

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.