Alert archive / Indiana / Flash Flood Warnings in 2011
Flash Flood Warning 10, NWS Indianapolis, IN
NWS Indianapolis, IN issued this flash flood warning at Apr 9, 2011, 9:47 AM EDT for 4 counties in Indiana. It was in force for 5 hr. 5 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
- Apr 9, 2011, 9:47 AM EDT (13:47 UTC)
- Expired
- Apr 9, 2011, 2:25 PM EDT
- In force
- 5 hr
- Issued by
- NWS Indianapolis, IN
- Area
- Storm-based polygon
- Flood severity
- None
Counties Greene County, IN, Owen County, IN, Sullivan County, IN, Vigo County, IN
The radar
The Evansville,IN radar (KVWX), 103 km from the middle of the area, began a volume at 13:50 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 |
|---|---|---|---|
| Apr 9, 9:47 AM EDT | FLOOD | Sullivan, IN | NUMEROUS ROADS FLOODED...STRANDING CARS |
| Apr 9, 9:52 AM EDT | FLOOD | 1 N Fairbanks, IN | WATER RUNNING OVER ROADWAY |
| Apr 9, 9:52 AM EDT | FLOOD | 2 Se Sullivan, IN | SEVERAL AREAS ALONG STATE HIGHWAY 54 HAS WATER FLOWING OVER IT. |
| Apr 9, 10:11 AM EDT | FLASH FLOOD | Bloomfield, IN | |
| Apr 9, 10:40 AM EDT | FLASH FLOOD | Linton, IN | ROADS COVERED WITH WATER DUE TO FLOODING FROM HEAVY RAIN. |
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 12:00Z, 1.8 hours before the alert went out and 165 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1370 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 151 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
993
WGUS53 KIND 091347
FFWIND
INC055-119-153-167-092000-
/O.NEW.KIND.FF.W.0010.110409T1347Z-110409T2000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
947 AM EDT SAT APR 9 2011
THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
GREENE COUNTY IN SOUTHWEST INDIANA...
SOUTHERN VIGO COUNTY IN WEST CENTRAL INDIANA...
SOUTHWESTERN OWEN COUNTY IN WEST CENTRAL INDIANA...
SULLIVAN COUNTY IN SOUTHWEST INDIANA...
* UNTIL 400 PM EDT SATURDAY
* AT 945 AM EDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED SLOW
MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED
AREA. RAINFALL ESTIMATES OF AROUND 2 INCHES HAS FALLEN IN A VERY
SHORT TIME.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
BLOOMFIELD...LINTON AND SULLIVAN.
LAW ENFORCEMENT HAS REPORTED WATER OVER MANY ROADS IN SULLIVAN...AND
THESE STORMS ARE MOVING EAST.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.
&&
LAT...LON 3928 8726 3917 8725 3917 8707 3919 8706
3920 8672 3903 8670 3892 8670 3890 8696
3890 8740 3891 8755 3896 8754 3898 8756
3922 8760 3925 8759 3928 8761
$$
CP2 follow-up statements
574
WGUS73 KIND 091534
FFSIND
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1134 AM EDT SAT APR 9 2011
INC055-119-153-167-092000-
/O.CON.KIND.FF.W.0010.000000T0000Z-110409T2000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GREENE-OWEN-SULLIVAN-VIGO-
1134 AM EDT SAT APR 9 2011
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR GREENE...SULLIVAN...
SOUTHWESTERN OWEN AND SOUTHERN VIGO COUNTIES UNTIL 400 PM EDT...
AT 1132 AM EDT...LOCAL LAW ENFORCEMENT OFFICIALS CONFIRMED WATER
CONTINUING TO FLOW ACROSS MANY COUNTY ROADS. WHILE RAIN IS MOVING
OUT OF THE WARNED AREA...IT MAY TAKE SEVERAL HOURS FOR THE WATER TO
RECEDE.
RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING
INCLUDE...BLOOMFIELD...LINTON AND SULLIVAN.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.
DO NOT UNDERESTIMATE THE POWER OF FLOOD WATERS. ONLY A FEW INCHES OF
RAPIDLY FLOWING WATER CAN QUICKLY CARRY AWAY YOUR VEHICLE.
&&
LAT...LON 3928 8726 3917 8725 3917 8707 3919 8706
3920 8672 3903 8670 3892 8670 3890 8696
3890 8740 3891 8755 3896 8754 3898 8756
3922 8760 3925 8759 3928 8761
$$
CP072
WGUS73 KIND 091825
FFSIND
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
225 PM EDT SAT APR 9 2011
INC055-119-153-167-091839-
/O.CAN.KIND.FF.W.0010.000000T0000Z-110409T2000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GREENE-OWEN-SULLIVAN-VIGO-
225 PM EDT SAT APR 9 2011
...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR GREENE...
SULLIVAN...SOUTHWESTERN OWEN AND SOUTHERN VIGO COUNTIES IS
CANCELLED...
EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS
AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO
RECEDE...ENDING THE FLOOD THREAT. IF FLOODING HAS BEEN OBSERVED...
PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.
LAT...LON 3928 8726 3917 8725 3917 8707 3919 8706
3920 8672 3903 8670 3892 8670 3890 8696
3890 8740 3891 8755 3896 8754 3898 8756
3922 8760 3925 8759 3928 8761
$$
AB/JPThe office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 9, 8:00 AM EDT | Severe Thunderstorm Warning | IND | Knox, Sullivan | 45 min |
| Apr 9, 8:27 AM EDT | Severe Thunderstorm Warning | IND | Clay, Greene, Sullivan, Vigo | 48 min |
| Apr 9, 9:03 AM EDT | Severe Thunderstorm Warning | IND | Greene, Knox, Sullivan | 27 min |
| Apr 9, 9:06 AM EDT | Severe Thunderstorm Warning | IND | Daviess, Knox, Sullivan | 39 min |
| Apr 9, 9:09 AM EDT | Severe Thunderstorm Warning | IND | Clay, Owen, Putnam, Vigo | 51 min |
| Apr 9, 9:22 AM EDT | Severe Thunderstorm Warning | IND | Greene, Monroe, Owen | 38 min |
| Apr 9, 9:31 AM EDT | Severe Thunderstorm Warning | IND | Daviess, Greene, Knox, Sullivan | 44 min |
| Apr 9, 10:10 AM EDT | Flash Flood Warning | IND | Brown, Daviess, Lawrence, Martin, Monroe | 4 hr |
| Apr 9, 10:21 AM EDT | Severe Thunderstorm Warning | IND | Jackson, Lawrence | 39 min |
| Apr 9, 12:00 PM EDT | River Flood Warning | IND | Lawrence, Martin | 8 days |
| Apr 9, 12:00 PM EDT | River Flood Warning | IND | Daviess, Gibson, Knox, Pike | 37 days |
Nearby
Flash Flood Warnings in Indiana, 2011Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.