Alert archive / Indiana / Areal Flood Advisories in 2022

Areal Flood Advisory 21, NWS Indianapolis, IN

July 18, 2022Daviess County, Martin County, Indiana

NWS Indianapolis, IN issued this areal flood advisory at Jul 18, 2022, 4:11 AM EDT for Daviess County, Martin County, Indiana. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Jul 18, 2022, 4:11 AM EDT (08:11 UTC)
Expired
Jul 18, 2022, 8:15 AM EDT
In force
4 hr
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon

Counties Daviess County, IN, Martin County, IN

The radar

The Evansville,IN radar (KVWX), 84 km from the middle of the area, began a volume at 08:11 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

Nashville Metro, TN (KBNA), launched 00:00Z, 8.2 hours before the alert went out and 288 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, Nashville Metro, TN at 00:00Z on 2022-07-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1136 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, Nashville Metro, TN at 00:00Z on 2022-07-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 51 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
1136 J/kg
Mixed-layer CIN
-22 J/kg
Mixed-layer LCL
1348 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
51 m²/s²
0-3 km storm-relative helicity
121 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this areal flood advisory 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 advisory went out at Jul 17, 7:34 PM EDT, 8 hours 37 minutes earlier.

Area forecast discussion, Jul 17, 7:34 PM EDT, 8 hours 37 minutes before
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Hazardous weather outlook, Jul 17, 4:09 PM EDT, 12 hours 2 minutes before
Hazardous Weather Outlook
National Weather Service Indianapolis IN
409 PM EDT Sun Jul 17 2022

INZ021-028>031-035>049-051>057-060>065-067>072-182015-
Carroll-Warren-Tippecanoe-Clinton-Howard-Fountain-Montgomery-Boone-
Tipton-Hamilton-Madison-Delaware-Randolph-Vermillion-Parke-Putnam-
Hendricks-Marion-Hancock-Henry-Vigo-Clay-Owen-Morgan-Johnson-Shelby-
Rush-Sullivan-Greene-Monroe-Brown-Bartholomew-Decatur-Knox-Daviess-
Martin-Lawrence-Jackson-Jennings-
Including the cities of Delphi, Flora, Williamsport, West Lebanon,
Lafayette, West Lafayette, Frankfort, Kokomo, Attica, Covington,
Veedersburg, Crawfordsville, Lebanon, Zionsville, Tipton, Fishers,
Carmel, Noblesville, Anderson, Muncie, Winchester, Union City,
Farmland, Parker City, Clinton, Fairview Park, Rockville, Montezuma,
Rosedale, Greencastle, Plainfield, Brownsburg, Danville,
Indianapolis, Greenfield, New Castle, Terre Haute, Brazil, Spencer,
Gosport, Martinsville, Mooresville, Greenwood, Franklin,
Shelbyville, Rushville, Sullivan, Carlisle, Shelburn, Farmersburg,
Linton, Bloomfield, Jasonville, Worthington, Bloomington, Nashville,
Columbus, Greensburg, Vincennes, Washington, Loogootee, Shoals,
Bedford, Mitchell, Seymour, and North Vernon
409 PM EDT Sun Jul 17 2022

This hazardous weather outlook is for central Indiana.

.DAY ONE...Tonight.

Scattered thunderstorms are expected at times into tonight. An
isolated strong storm or two cannot be ruled out with strong gusty
winds and small hail. Heavy rain and localized flooding will also be
threats, with lightning a threat from any storm.

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

Thunderstorms will remain a threat into Monday, with isolated storms
possible Wednesday afternoon as well. Severe storms are not
expected.

Peak heat index values over 100 degrees are possible Wednesday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated, but spotters are encouraged to
report any significant weather observed, including rainfall amounts
and observed flooding.

&&

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

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 17, 10:08 PM EDTRiver Flood WarningINDDelaware, Randolph27 hr
Jul 17, 10:08 PM EDTRiver Flood WarningINDHamilton, Madison37 hr
Jul 17, 10:08 PM EDTRiver Flood WarningINDHamilton, Marion45 hr
Jul 17, 10:08 PM EDTRiver Flood WarningINDMarion, Morgan37 hr
Jul 17, 10:08 PM EDTRiver Flood WarningINDMarion, Morgan55 hr
Jul 18, 11:08 AM EDTAreal Flood AdvisoryINDDelaware, Hamilton, Madison4 hr
Jul 18, 5:53 PM EDTSpecial Weather StatementINDMarion22 min

Nearby

Areal Flood Advisories in Indiana, 2022Every areal flood advisory in 2022

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.