Alert archive / Indiana / Areal Flood Warnings in 2018

Areal Flood Warning 22, NWS Indianapolis, IN

June 11, 2018Knox County, Indiana

NWS Indianapolis, IN issued this areal flood warning at Jun 11, 2018, 1:29 AM EDT for Knox 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 counties it named.

The facts

Issued
Jun 11, 2018, 1:29 AM EDT (05:29 UTC)
Expired
Jun 11, 2018, 7:30 AM EDT
In force
6 hr
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon
Flood severity
None

County Knox County, IN

The radar

The Evansville,IN radar (KVWX), 55 km from the middle of the area, began a volume at 05:31 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, 5.5 hours before the alert went out and 192 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 00:00Z on 2018-06-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 407 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 00:00Z on 2018-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 square meters per square second.193958Sfc1 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
407 J/kg
Mixed-layer CIN
-200 J/kg
Mixed-layer LCL
1018 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
124 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.8

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this areal flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Indianapolis, IN wrote its last area forecast discussion before this areal flood warning went out at Jun 10, 11:39 PM EDT, 1 hour 50 minutes earlier.

Area forecast discussion, Jun 10, 11:39 PM EDT, 1 hour 50 minutes before
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Hazardous weather outlook, Jun 10, 9:24 PM EDT, 4 hours 5 minutes before
Hazardous Weather Outlook
National Weather Service Indianapolis IN
924 PM EDT Sun Jun 10 2018

INZ021-028>031-035>049-054>057-062>065-070>072-120130-
Carroll-Warren-Tippecanoe-Clinton-Howard-Fountain-Montgomery-Boone-
Tipton-Hamilton-Madison-Delaware-Randolph-Vermillion-Parke-Putnam-
Hendricks-Marion-Hancock-Henry-Morgan-Johnson-Shelby-Rush-Monroe-
Brown-Bartholomew-Decatur-Lawrence-Jackson-Jennings-
Including the cities of Lafayette, Frankfort, Kokomo,
Crawfordsville, Anderson, Muncie, Indianapolis, Shelbyville,
Bloomington, Columbus, Bedford, and Seymour
924 PM EDT Sun Jun 10 2018

This hazardous weather outlook is for central Indiana.

.DAY ONE...Tonight.

Outlook: Thunderstorm activity is possible through tonight.

Hazards: The main threats are frequent cloud to ground lightning,
and heavy rainfall which may cause localized flooding. Hail is also
possible.

Timing: Through the night.

Discussion: A front in the area will keep some thunderstorms around
tonight. Severe storms are not expected.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Outlook: Thunderstorm activity is possible Monday and Tuesday, and at
times from Thursday through Saturday. Isolated severe storms are
possible on Monday and Tuesday, mainly over southern Indiana.

Discussion: A front lingering over Indiana will cause storms the
first part of this week. There should be a brief dry spell under
high pressure Wednesday, then another front could bring more storms.

.SPOTTER INFORMATION STATEMENT...

Severe storm spotters are encouraged to monitor future weather
statements regarding the severe threat on Monday and Tuesday.

&&

More information, along with other weather, hydrological and climate
information can be found at http://weather.gov/ind

INZ051>053-060-061-067>069-120130-
Vigo-Clay-Owen-Sullivan-Greene-Knox-Daviess-Martin-
Including the cities of Terre Haute and Vincennes
924 PM EDT Sun Jun 10 2018

This hazardous weather outlook is for central Indiana.

.DAY ONE...Tonight.

Outlook: Thunderstorm activity is expected tonight.

Hazards: Main hazards are heavy rain and flooding. Frequent cloud to
ground lightning, gusty winds, and hail are also possible.

Timing: Through the night.

Discussion: A lingering front will keep thunderstorms around tonight.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Outlook: Thunderstorm activity is possible Monday and Tuesday, and at
times from Thursday through Saturday. Isolated severe storms are
possible on Monday and Tuesday, mainly over southern Indiana.

Discussion: A front lingering over Indiana will cause storms the
first part of this week. There should be a brief dry spell under
high pressure Wednesday, then another front could bring more storms.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to report any flooding observed tonight. Severe
storm spotters are also encouraged to monitor future weather
statements regarding the severe threat on Monday and Tuesday.

&&

More information, along with other weather, hydrological and climate
information can be found at http://weather.gov/ind

In the hours before

Local storm report, Jun 10, 8:01 PM EDT, 5 hours 28 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
801 PM EDT SUN JUN 10 2018

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0747 PM     FLASH FLOOD      2 W DECKER              38.52N 87.56W
06/10/2018                   KNOX               IN   PUBLIC

            CATTLE BARN ROAD IN SOUTHERN KNOX COUNTY
            FLOODED.

&&

BHH
Local storm report, Jun 10, 8:34 PM EDT, 4 hours 55 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
834 PM EDT SUN JUN 10 2018

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0439 PM     TSTM WND DMG     6 SSE RUSSELLVILLE      39.78N 86.94W
06/10/2018                   PUTNAM             IN   EMERGENCY MNGR

            ABOUT 1 MILE NORTH OF MORTON, A LARGE TREE
            WAS BLOWN DOWN FACING SOUTH, AND CORN WAS
            BLOWN DOWN FACING EAST ABOUT ONE TENTH OF A
            MILE AWAY FROM THE TREE, SUGGESTING WEAK
            CONVERGENCE OF THE WIND. TIME IS ESTIMATED
            FROM RADAR IMAGERY.

&&

BHH
Local storm report, Jun 10, 8:45 PM EDT, 4 hours 44 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
845 PM EDT SUN JUN 10 2018

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0432 PM     TSTM WND DMG     3 NE CECIL HARDEN LAKE  39.77N 87.01W
06/10/2018                   PUTNAM             IN   EMERGENCY MNGR

            IN THE VICINITY OF COUNTY ROAD 880 WEST AND
            COUNTY ROAD 750 NORTH SCATTERED TREE LIMBS
            WERE DOWN AND A COUPLE TREES SNAPPED ABOUT
            HALFWAY THEIR TRUNKS. IN THE SAME GENERAL
            AREA OTHER TREES AND TREE LIMBS WERE DOWN AS
            WELL AS DAMAGE TO CORN CROPS. TIME ESTIMATED
            FROM RADAR IMAGERY.

&&

BHH
Local storm report, Jun 10, 8:48 PM EDT, 4 hours 41 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
848 PM EDT SUN JUN 10 2018

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0447 PM     TSTM WND DMG     GREENCASTLE             39.64N 86.84W
06/10/2018                   PUTNAM             IN   EMERGENCY MNGR

            POWER OUTAGES IN GREENCASTLE AFFECTING
            TRAFFIC LIGHTS IN PART.

&&

BHH
Local storm report, Jun 10, 8:50 PM EDT, 4 hours 39 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
850 PM EDT SUN JUN 10 2018

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0239 PM     TSTM WND DMG     3 SSE RUSSELLVILLE      39.82N 86.96W
06/10/2018                   PUTNAM             IN   EMERGENCY MNGR

            SCATTERED BLOWN DOWN TREES ACROSS THE
            NORTHWEST QUARTER OF THE COUNTY. LOCATION
            COORDINATES ARE ROUGH. TIME ESTIMATED FROM
            RADAR IMAGERY.

&&

BHH
Local storm report, Jun 10, 9:06 PM EDT, 4 hours 23 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
906 PM EDT SUN JUN 10 2018

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0636 AM     TSTM WND DMG     1 NNE ROMNEY            40.26N 86.90W
06/10/2018                   TIPPECANOE         IN   PUBLIC

            SEVERAL LARGE LIMBS OF UNKNOWN SIZE BROKEN
            OFF OF HEALTHY TREE. RELAYED VIA SOCIAL
            MEDIA. TIME ESTIMATED FROM RADAR.

0645 AM     HAIL             2 N BLOOMINGDALE        39.86N 87.25W
06/10/2018  E0.88 INCH       PARKE              IN   TRAINED SPOTTER

            DIME TO NICKEL SIZED HAIL.

0239 PM     TSTM WND DMG     3 SSE RUSSELLVILLE      39.82N 86.96W
06/10/2018                   PUTNAM             IN   EMERGENCY MNGR

            SCATTERED BLOWN DOWN TREES ACROSS THE
            NORTHWEST QUARTER OF THE COUNTY. LOCATION
            COORDINATES ARE ROUGH. TIME ESTIMATED FROM
            RADAR IMAGERY.

0426 PM     TSTM WND GST     UNIVERSAL               39.62N 87.45W
06/10/2018  E60 MPH          VERMILLION         IN   AMATEUR RADIO

0426 PM     TSTM WND DMG     3 E SHEPARDSVILLE       39.61N 87.37W
06/10/2018                   VIGO               IN   PUBLIC

            ONE HUNDRED-FOOT TREE WAS BLOWN DOWN ACROSS
            LAMBERT AVENUE AT THE U.S. 41 PARKE VIGO
            COUNTY BORDER. TIME ESTIMATED FROM RADAR.

0432 PM     TSTM WND GST     2 N INDIANA STATE UNIVE 39.50N 87.40W
06/10/2018  E60 MPH          VIGO               IN   AMATEUR RADIO

            APPROXIMATE LOCATION.

0432 PM     TSTM WND DMG     3 NE CECIL HARDEN LAKE  39.77N 87.01W
06/10/2018                   PUTNAM             IN   EMERGENCY MNGR

            IN THE VICINITY OF COUNTY ROAD 880 WEST AND
            COUNTY ROAD 750 NORTH SCATTERED TREE LIMBS
            WERE DOWN AND A COUPLE TREES SNAPPED ABOUT
            HALFWAY THEIR TRUNKS. IN THE SAME GENERAL
            AREA OTHER TREES AND TREE LIMBS WERE DOWN AS
            WELL AS DAMAGE TO CORN CROPS. TIME ESTIMATED
            FROM RADAR IMAGERY.

0433 PM     TSTM WND DMG     MARSHALL                39.85N 87.19W
06/10/2018                   PARKE              IN   CO-OP OBSERVER

            TREES DOWN ACROSS ROADS AROUND THE
            NEIGHBORHOOD. POWER IS OUT.

0439 PM     TSTM WND DMG     6 SSE RUSSELLVILLE      39.78N 86.94W
06/10/2018                   PUTNAM             IN   EMERGENCY MNGR

            ABOUT 1 MILE NORTH OF MORTON, A LARGE TREE
            WAS BLOWN DOWN FACING SOUTH, AND CORN WAS
            BLOWN DOWN FACING EAST ABOUT ONE TENTH OF A
            MILE AWAY FROM THE TREE, SUGGESTING WEAK
            CONVERGENCE OF THE WIND. TIME IS ESTIMATED
            FROM RADAR IMAGERY.

0447 PM     TSTM WND DMG     GREENCASTLE             39.64N 86.84W
06/10/2018                   PUTNAM             IN   PUBLIC

            ONE TREE OR LARGE BRANCH BLOWN DOWN IN
            GREENCASTLE. LOCATION APPROXIMATE. TIME
            BASED ON RADAR. REPORT RECEIVED VIA TWITTER.

0447 PM     TSTM WND DMG     GREENCASTLE             39.64N 86.84W
06/10/2018                   PUTNAM             IN   EMERGENCY MNGR

            POWER OUTAGES IN GREENCASTLE AFFECTING
            TRAFFIC LIGHTS IN PART.

0455 PM     HEAVY RAIN       MARSHALL                39.85N 87.19W
06/10/2018  M3.05 INCH       PARKE              IN   CO-OP OBSERVER

0508 PM     NON-TSTM WND GST 2 SSW CLAYTON           39.66N 86.54W
06/10/2018  E55 MPH          HENDRICKS          IN   AMATEUR RADIO

            TIME ADJUSTED BASED ON RADAR.

0508 PM     TSTM WND DMG     2 SSW CLAYTON           39.66N 86.54W
06/10/2018                   HENDRICKS          IN   AMATEUR RADIO

            CORRECTS PREVIOUS TSTM WND DMG REPORT FROM 2
            SSW CLAYTON. SIX-INCH DIAMETER TREE LIMB
            BLOWN DOWN AT COUNTY ROAD 100 WEST AND U.S.
            40. TIME ADJUSTED BASED ON RADAR.

0508 PM     TSTM WND DMG     DANVILLE                39.76N 86.53W
06/10/2018                   HENDRICKS          IN   BROADCAST MEDIA

            LARGE TREE DOWN ON STATE ROAD 39 IN
            DANVILLE. LOCATION COORDINATES ARE
            APPROXIMATE. TIME IS ESTIMATED FROM RADAR
            IMAGERY.

0516 PM     TSTM WND DMG     2 SSW AVON              39.74N 86.40W
06/10/2018                   HENDRICKS          IN   PUBLIC

            SIX TO EIGHT-INCH DIAMETER SECTION OF
            MODERATE SIZE TREE SPLIT OFF. TIME ESTIMATED
            FROM RADAR. RECEIVED VIA WEBMASTER E-MAIL.

0526 PM     TSTM WND GST     INDIANAPOLIS INT'L AIRP 39.73N 86.28W
06/10/2018  M52 MPH          MARION             IN   ASOS

0549 PM     HAIL             DECKER                  38.52N 87.52W
06/10/2018  E1.00 INCH       KNOX               IN   EMERGENCY MNGR

            LOCATION IS APPROXIMATE. RELAYED BY AMATEUR
            RADIO.

0550 PM     HAIL             2 SW DECKER             38.49N 87.55W
06/10/2018  E1.00 INCH       KNOX               IN   PUBLIC

            LASTED UNTIL ABOUT 600 PM. REPORTED RECEIVED
            VIA TWITTER.

0606 PM     TSTM WND DMG     4 W DANVILLE            39.76N 86.59W
06/10/2018                   HENDRICKS          IN   BROADCAST MEDIA

            TREE BRANCHES AND, OR, TREES DOWN ON U.S.
            36. LOCATION IS APPROXIMATE. TIME IS BASED
            ON RADAR IMAGERY.

0648 PM     HEAVY RAIN       CRAWFORDSVILLE          40.05N 86.90W
06/10/2018  M3.48 INCH       MONTGOMERY         IN   EMERGENCY MNGR

            TOTAL FOR THE DAY.

0708 PM     HEAVY RAIN       BAINBRIDGE              39.76N 86.81W
06/10/2018  E3.01 INCH       PUTNAM             IN   PUBLIC

            TOTAL FOR DAY. RELAYED BY WWTV.

0747 PM     FLASH FLOOD      2 W DECKER              38.52N 87.56W
06/10/2018                   KNOX               IN   PUBLIC

            CATTLE BARN ROAD IN SOUTHERN KNOX COUNTY
            FLOODED.

&&

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 10, 8:50 PM EDTFlash Flood WatchINDClay, Daviess, Greene, Knox, Martin, Owen and 2 more13 hr
Jun 10, 9:59 PM EDTRiver Flood WarningINDParke, Vermillion, Vigo3 days
Jun 11, 5:11 AM EDTAreal Flood WarningINDGreene, Sullivan6 hr
Jun 11, 6:22 AM EDTFlash Flood WarningINDSullivan6 hr
Jun 11, 9:35 AM EDTAreal Flood WarningINDDaviess, Knox6 hr
Jun 11, 12:08 PM EDTRiver Flood WarningINDDaviess, Greene, Knox23 hr
Jun 11, 12:08 PM EDTRiver Flood WarningINDDaviess, Gibson, Knox, Pike4 days
Jun 11, 12:08 PM EDTRiver Flood WarningINDDaviess, Gibson, Knox, Pike5 days
Jun 11, 12:08 PM EDTRiver Flood WarningINDGibson, Knox6 days
Jun 11, 12:08 PM EDTRiver Flood WarningINDSullivan, Vigo71 hr
Jun 11, 12:08 PM EDTRiver Flood WarningINDKnox, Sullivan6 days
Jun 11, 12:08 PM EDTRiver Flood WarningINDKnox, Sullivan5 days
Jun 11, 12:08 PM EDTRiver Flood WarningINDKnox6 days
Jun 11, 12:08 PM EDTRiver Flood WarningINDGibson, Knox, Posey4 days

Nearby

Areal Flood Warnings in Indiana, 2018Every areal flood warning in 2018

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.