Alert archive / Indiana / Flash Flood Warnings in 2011
Flash Flood Warning 11, NWS Indianapolis, IN
NWS Indianapolis, IN issued this flash flood warning at Apr 9, 2011, 10:10 AM EDT for 5 counties in Indiana. It was in force for 4 hr. 3 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, 10:10 AM EDT (14:10 UTC)
- Expired
- Apr 9, 2011, 1:44 PM EDT
- In force
- 4 hr
- Issued by
- NWS Indianapolis, IN
- Area
- Storm-based polygon
- Flood severity
- None
Counties Brown County, IN, Daviess County, IN, Lawrence County, IN, Martin County, IN, Monroe County, IN
The radar
The Indianapolis radar (KIND), 95 km from the middle of the area, began a volume at 14:10 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, 10:20 AM EDT | FLASH FLOOD | 3 Se Odon, IN | 1.05 INCHES OF RAIN IN PREVIOUS 30 MINUTES. MINOR FLOODING OCCURRED. |
| Apr 9, 10:27 AM EDT | FLOOD | Bedford, IN | WATER ON ROADS |
| Apr 9, 11:00 AM EDT | HEAVY RAIN 1.05 | 3 Se Odon, IN | COCORAHS OBSERVER REPORTS THIS AMOUNT IS WITHIN PAST 20 MINUTES |
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, 2.2 hours before the alert went out and 220 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.
434
WGUS53 KIND 091410
FFWIND
INC013-027-093-101-105-091800-
/O.NEW.KIND.FF.W.0011.110409T1410Z-110409T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1010 AM EDT SAT APR 9 2011
THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
BROWN COUNTY IN SOUTH CENTRAL INDIANA...
DAVIESS COUNTY IN SOUTHWEST INDIANA...
LAWRENCE COUNTY IN SOUTH CENTRAL INDIANA...
MARTIN COUNTY IN SOUTHWEST INDIANA...
MONROE COUNTY IN SOUTH CENTRAL INDIANA...
* UNTIL 200 PM EDT
* AT 1009 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE
WARNED AREA. RADAR IS INDICATING AROUND 2 INCHES OF RAIN CAN FALL IN
AN HOUR WITH THESE STORMS.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
BEDFORD...BLOOMINGTON...NASHVILLE...SHOALS AND WASHINGTON.
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.
IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL ACROSS
FLOODED ROADS. FIND ALTERNATE ROUTES. IT ONLY TAKES A FEW INCHES OF
SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY.
TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
INDIANAPOLIS.
&&
LAT...LON 3854 8725 3885 8718 3886 8714 3890 8713
3891 8670 3933 8670 3933 8610 3906 8609
3906 8631 3904 8631 3904 8633 3900 8633
3899 8631 3874 8629 3870 8632 3869 8669
3852 8670
$$
CP2 follow-up statements
048
WGUS73 KIND 091538
FFSIND
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1138 AM EDT SAT APR 9 2011
INC013-027-101-105-091552-
/O.CAN.KIND.FF.W.0011.000000T0000Z-110409T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BROWN-DAVIESS-MARTIN-MONROE-
1138 AM EDT SAT APR 9 2011
...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR DAVIESS...MARTIN...
MONROE AND BROWN COUNTIES IS CANCELLED...
EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS
AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO
RECEDE...ENDING THE FLOOD THREAT. IF FLOODING HAS BEEN OBSERVED...
PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.
LAT...LON 3870 8669 3871 8670 3891 8670 3899 8669
3900 8632 3899 8631 3876 8629 3873 8631
3871 8631 3870 8632 3869 8669
$$
INC093-091800-
/O.CON.KIND.FF.W.0011.000000T0000Z-110409T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LAWRENCE-
1138 AM EDT SAT APR 9 2011
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR LAWRENCE COUNTY UNTIL
200 PM EDT...
AT 1137 AM EDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED WATER
STILL OVER SEVERAL COUNTY ROADS IN LAWRENCE COUNTY. LIGHT TO
MODERATE RAINFALL WILL CONTINUING OVER THE AREA FOR THE NEXT COUPLE
OF HOURS.
RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING
INCLUDE...BEDFORD.
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.
IN HILLY TERRAIN...THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH
ARE POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL
ACROSS FLOODED ROADS. FIND ALTERNATE ROUTES. IT ONLY TAKES A FEW
INCHES OF SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY.
REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY SO THAT THEY
MAY TAKE APPROPRIATE ACTION TO CLOSE FLOODED ROADWAYS. THEY WILL
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS.
&&
LAT...LON 3870 8669 3871 8670 3891 8670 3899 8669
3900 8632 3899 8631 3876 8629 3873 8631
3871 8631 3870 8632 3869 8669
$$
CP547
WGUS73 KIND 091744
FFSIND
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
144 PM EDT SAT APR 9 2011
INC093-091759-
/O.CAN.KIND.FF.W.0011.000000T0000Z-110409T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LAWRENCE-
144 PM EDT SAT APR 9 2011
...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR LAWRENCE COUNTY IS
CANCELLED...
EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS
AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO
RECEDE...ENDING THE FLOOD THREAT. IF FLOODING HAS BEEN OBSERVED...
PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.
LAT...LON 3870 8669 3871 8670 3891 8670 3899 8669
3900 8632 3899 8631 3876 8629 3873 8631
3871 8631 3870 8632 3869 8669
$$
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, 9:47 AM EDT | Flash Flood Warning | IND | Greene, Owen, Sullivan, Vigo | 5 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.