Alert archive / Kentucky / Areal Flood Warnings in 2011

Areal Flood Warning 2, NWS Jackson, KY

February 28, 20114 counties in Kentucky

NWS Jackson, KY issued this areal flood warning at Feb 28, 2011, 1:00 PM EST for 4 counties in Kentucky. 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: Feb 28, 2011, 1:00 PM EST (18:00 UTC)
Expired: Feb 28, 2011, 7:00 PM EST
In force: 6 hr
Issued by: NWS Jackson, KY
Area: Storm-based polygon
Flood severity: None

Counties Jackson County, KY, Laurel County, KY, Pulaski County, KY, Rockcastle County, KY

The radar

The Jackson,KY radar (KJKL), 91 km from the middle of the area, began a volume at 18:02 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 12:00Z, 6.0 hours before the alert went out and 243 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: 948 J/kg
Mixed-layer CIN: -5 J/kg
Mixed-layer LCL: 795 m above ground
0-6 km bulk shear: 65 kt
0-1 km storm-relative helicity: 369 m²/s²
0-3 km storm-relative helicity: 404 m²/s²
Significant tornado parameter: 2.6
Supercell composite: 9.4

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 Jackson, KY wrote its last area forecast discussion before this areal flood warning went out at Feb 28, 10:59 AM EST, 2 hours 1 minute earlier.

Area forecast discussion, Feb 28, 10:59 AM EST, 2 hours 1 minute before

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Hazardous weather outlook, Feb 28, 10:08 AM EST, 2 hours 52 minutes before

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In the hours before

Local storm report, Feb 28, 10:02 AM EST, 2 hours 58 minutes before

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Local storm report, Feb 28, 10:07 AM EST, 2 hours 53 minutes before

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Local storm report, Feb 28, 10:38 AM EST, 2 hours 22 minutes before

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Local storm report, Feb 28, 10:43 AM EST, 2 hours 17 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, Feb 28, 11:01 AM EST, 1 hour 59 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, Feb 28, 12:38 PM EST, 22 minutes before

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      <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.
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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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The office that day

Everything else NWS Jackson, KY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 28, 6:02 AM EST	Severe Thunderstorm Warning	JKL	Bath, Fleming	28 min
Feb 28, 6:25 AM EST	Severe Thunderstorm Warning	JKL	Bath, Estill, Menifee, Montgomery, Powell, Rowan	50 min
Feb 28, 6:30 AM EST	Severe Thunderstorm Warning	JKL	Bath, Fleming, Rowan	45 min
Feb 28, 6:36 AM EST	Tornado Warning	JKL	Fleming, Rowan	24 min
Feb 28, 7:08 AM EST	Tornado Warning	JKL	Powell, Wolfe	22 min
Feb 28, 7:15 AM EST	Severe Thunderstorm Warning	JKL	Bath, Elliott, Estill, Jackson, Johnson, Lee and 8 more	45 min
Feb 28, 7:30 AM EST	Tornado Warning	JKL	Breathitt, Magoffin, Morgan, Wolfe	30 min
Feb 28, 7:41 AM EST	Severe Thunderstorm Warning	JKL	Clay, Jackson, Laurel, McCreary, Owsley, Pulaski and 3 more	49 min
Feb 28, 7:41 AM EST	Severe Thunderstorm Warning	JKL	Breathitt, Floyd, Jackson, Johnson, Lee, Magoffin and 4 more	49 min
Feb 28, 8:41 AM EST	Severe Thunderstorm Warning	JKL	Floyd, Martin, Pike	34 min
Feb 28, 8:43 AM EST	Severe Thunderstorm Warning	JKL	Floyd, Knott, Letcher, Perry, Pike	47 min
Feb 28, 9:13 AM EST	Severe Thunderstorm Warning	JKL	Bell, Clay, Harlan, Knott, Knox, Leslie and 4 more	32 min
Feb 28, 9:14 AM EST	Severe Thunderstorm Warning	JKL	Pike	16 min
Feb 28, 11:38 AM EST	Areal Flood Advisory	JKL	Bell, Clay, Estill, Harlan, Jackson, Knox and 8 more	6 hr
Feb 28, 1:17 PM EST	Areal Flood Advisory	JKL	Bath, Breathitt, Clay, Elliott, Estill, Fleming and 19 more	6 hr
Feb 28, 1:53 PM EST	River Flood Advisory	JKL	Estill, Powell	47 hr
Feb 28, 2:47 PM EST	Areal Flood Warning	JKL	Harlan, Letcher	6 hr
Feb 28, 5:12 PM EST	River Flood Warning	JKL	Knox	21 hr
Feb 28, 5:12 PM EST	River Flood Warning	JKL	Whitley	42 hr
Feb 28, 5:19 PM EST	River Flood Advisory	JKL	Clay	15 hr
Feb 28, 5:34 PM EST	River Flood Warning	JKL	Estill	36 hr

Nearby

Areal Flood Warnings in Kentucky, 2011 Every areal flood warning in 2011

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.