Alert archive / Tennessee / Areal Flood Warnings in 2008

Areal Flood Warning 2, NWS Nashville, TN

March 4, 2008Cheatham County, Tennessee

NWS Nashville, TN issued this areal flood warning at Mar 4, 2008, 2:44 AM CST for Cheatham County, Tennessee. 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: Mar 4, 2008, 2:44 AM CST (08:44 UTC)
Expired: Mar 4, 2008, 6:00 AM CST
In force: 3 hr
Issued by: NWS Nashville, TN
Area: Storm-based polygon
Flood severity: None

County Cheatham County, TN

The radar

The Nashville radar (KOHX), 47 km from the middle of the area, began a volume at 08:46 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

Little Rock, AR (KLZK), launched 00:00Z, 8.7 hours before the alert went out and 304 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: 2 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 472 m above ground
0-6 km bulk shear: 74 kt
0-1 km storm-relative helicity: 252 m²/s²
0-3 km storm-relative helicity: 374 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 warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Nashville, TN wrote its last area forecast discussion before this areal flood warning went out at Mar 3, 10:13 PM CST, 4 hours 31 minutes earlier.

Area forecast discussion, Mar 3, 10:13 PM CST, 4 hours 31 minutes before

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Hazardous weather outlook, Mar 3, 4:07 AM CST, 22 hours 37 minutes before

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In the hours before

Special weather statement, Mar 3, 10:33 PM CST, 4 hours 11 minutes before

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<body>
  <main class="wrap">
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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
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The office that day

Everything else NWS Nashville, TN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 3, 9:43 PM CST	Areal Flood Warning	OHX	Benton, Dickson, Hickman, Houston, Humphreys, Lewis and 4 more	6 hr
Mar 4, 7:36 AM CST	River Flood Warning	OHX	Cheatham	4 hr

Nearby

Areal Flood Warnings in Tennessee, 2008 Every areal flood warning in 2008

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.