Alert archive / Indiana / Areal Flood Warnings in 2016

Areal Flood Warning 23, NWS Indianapolis, IN

September 9, 2016Bartholomew County, Decatur County, Jennings County, Indiana

NWS Indianapolis, IN issued this areal flood warning at Sep 9, 2016, 12:42 AM EDT for Bartholomew County, Decatur County, Jennings 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: Sep 9, 2016, 12:42 AM EDT (04:42 UTC)
Expired: Sep 9, 2016, 6:45 AM EDT
In force: 6 hr
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Flood severity: None

Counties Bartholomew County, IN, Decatur County, IN, Jennings County, IN

The radar

The Indianapolis radar (KIND), 79 km from the middle of the area, began a volume at 04:43 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 00:00Z, 4.7 hours before the alert went out and 164 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 430 J/kg
Mixed-layer CIN: -15 J/kg
Mixed-layer LCL: 1359 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 116 m²/s²
0-3 km storm-relative helicity: 157 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.9

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 Sep 9, 12:41 AM EDT, 1 minute earlier.

Area forecast discussion, Sep 9, 12:41 AM EDT, 1 minute before

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Hazardous weather outlook, Sep 8, 4:10 PM EDT, 8 hours 32 minutes before

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In the hours before

Local storm report, Sep 8, 9:51 PM EDT, 2 hours 51 minutes before

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Local storm report, Sep 8, 9:54 PM EDT, 2 hours 48 minutes before

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Local storm report, Sep 8, 9:56 PM EDT, 2 hours 46 minutes before

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Local storm report, Sep 8, 10:57 PM EDT, 1 hour 45 minutes before

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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Local storm report, Sep 8, 11:01 PM EDT, 1 hour 41 minutes before

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      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
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      <p id="message2">
        Please try again in a few minutes.
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      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Local storm report, Sep 9, 12:17 AM EDT, 25 minutes before

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      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 8, 9:18 PM EDT	Flash Flood Warning	IND	Greene, Monroe	3 hr
Sep 8, 9:49 PM EDT	Flash Flood Warning	IND	Bartholomew, Decatur, Jennings	3 hr
Sep 9, 3:57 AM EDT	Areal Flood Advisory	IND	Rush	3 hr
Sep 9, 6:50 AM EDT	Areal Flood Advisory	IND	Rush	3 hr
Sep 9, 8:44 AM EDT	River Flood Warning	IND	Jackson, Lawrence, Washington	4 days
Sep 9, 10:51 AM EDT	River Flood Warning	IND	Jackson, Lawrence, Washington	3 days

Nearby

Areal Flood Warnings in Indiana, 2016 Every areal flood warning in 2016

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.