Alert archive / Indiana / Areal Flood Warnings in 2020

Areal Flood Warning 13, NWS Indianapolis, IN

June 30, 2020Madison County, Indiana

NWS Indianapolis, IN issued this areal flood warning at Jun 30, 2020, 5:40 PM EDT for Madison 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 counties it named.

The facts

Issued
Jun 30, 2020, 5:40 PM EDT (21:40 UTC)
Expired
Jun 30, 2020, 8:45 PM EDT
In force
3 hr
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon
Flood severity
None

County Madison County, IN

The radar

The Indianapolis radar (KIND), 70 km from the middle of the area, began a volume at 21:44 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

Cncnati-Daytn, OH (KILN), launched 12:00Z, 9.7 hours before the alert went out and 183 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, Cncnati-Daytn, OH at 12:00Z on 2020-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 307 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, Cncnati-Daytn, OH at 12:00Z on 2020-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 28 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
307 J/kg
Mixed-layer CIN
-89 J/kg
Mixed-layer LCL
1020 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
28 m²/s²
0-3 km storm-relative helicity
22 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 8:27 PM EDTSpecial Weather StatementINDHendricks48 min
Jun 29, 8:48 PM EDTAreal Flood AdvisoryINDHendricks, Morgan3 hr
Jun 29, 8:54 PM EDTAreal Flood AdvisoryINDBartholomew, Brown3 hr
Jun 29, 9:17 PM EDTSpecial Weather StatementINDMorgan28 min
Jun 29, 9:34 PM EDTAreal Flood AdvisoryINDJackson3 hr
Jun 29, 10:16 PM EDTSpecial Weather StatementINDScott29 min
Jun 29, 10:46 PM EDTAreal Flood AdvisoryINDFountain, Tippecanoe, Warren3 hr
Jun 30, 1:52 AM EDTAreal Flood AdvisoryINDJohnson, Marion, Morgan, Shelby3 hr
Jun 30, 4:39 PM EDTAreal Flood AdvisoryINDDelaware, Henry, Randolph2 hr
Jun 30, 5:00 PM EDTSpecial Weather StatementINDMadison30 min
Jun 30, 5:30 PM EDTAreal Flood AdvisoryINDHamilton, Madison, Tipton3 hr
Jun 30, 5:55 PM EDTAreal Flood WarningINDHamilton, Tipton3 hr

Nearby

Areal Flood Warnings in Indiana, 2020Every areal flood warning in 2020

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.