Alert archive / Ohio / Areal Flood Warnings in 2014

Areal Flood Warning 4, NWS Charleston, WV

April 30, 20146 counties in Ohio; Greenup County, Kentucky

NWS Charleston, WV issued this areal flood warning at Apr 30, 2014, 11:15 AM EDT for 6 counties in Ohio; Greenup County, Kentucky. It was in force for 25 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: Apr 30, 2014, 11:15 AM EDT (15:15 UTC)
Expired: May 1, 2014, 12:05 PM EDT
In force: 25 hr
Issued by: NWS Charleston, WV
Area: Storm-based polygon
Flood severity: None

Counties Greenup County, KY, Athens County, OH, Gallia County, OH, Jackson County, OH, Lawrence County, OH, Meigs County, OH, Vinton County, OH

The radar

The Charleston,WV radar (KRLX), 93 km from the middle of the area, began a volume at 15:16 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

Pittsburgh, PA (KAGC), launched 12:00Z, 3.3 hours before the alert went out and 256 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 529 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 178 m²/s²
0-3 km storm-relative helicity: 251 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 Charleston, WV wrote its last area forecast discussion before this areal flood warning went out at Apr 30, 10:39 AM EDT, 36 minutes earlier.

Area forecast discussion, Apr 30, 10:39 AM EDT, 36 minutes before

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Hazardous weather outlook, Apr 30, 5:00 AM EDT, 6 hours 15 minutes before

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In the hours before

Local storm report, Apr 30, 7:22 AM EDT, 3 hours 53 minutes before

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Local storm report, Apr 30, 8:37 AM EDT, 2 hours 38 minutes before

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Special weather statement, Apr 30, 10:13 AM EDT, 1 hour 2 minutes before

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Local storm report, Apr 30, 10:16 AM EDT, 59 minutes before

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Local storm report, Apr 30, 10:22 AM EDT, 53 minutes before

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The office that day

Everything else NWS Charleston, WV issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 29, 9:44 PM EDT	Severe Thunderstorm Warning	RLX	Mason, Wood	31 min
Apr 29, 10:14 PM EDT	Severe Thunderstorm Warning	RLX	Wood	31 min
Apr 30, 1:03 AM EDT	Special Weather Statement	RLX	Doddridge	27 min
Apr 30, 4:26 AM EDT	Flash Flood Watch	RLX	Cabell, Jackson, Lincoln, Mason, Putnam, Wayne and 1 more	17 hr
Apr 30, 3:44 PM EDT	Special Weather Statement	RLX	Wayne	8 hr
Apr 29, 9:16 PM EDT	Severe Thunderstorm Warning	RLX	Gallia, Jackson, Meigs	29 min
Apr 29, 9:19 PM EDT	Severe Thunderstorm Warning	RLX	Lawrence	26 min
Apr 29, 9:24 PM EDT	Flash Flood Warning	RLX	Lawrence	4 hr
Apr 29, 9:28 PM EDT	Flash Flood Warning	RLX	Gallia, Jackson, Meigs	4 hr
Apr 29, 9:47 PM EDT	Special Weather Statement	RLX	Lawrence	43 min
Apr 29, 10:47 PM EDT	Special Weather Statement	RLX	Washington	28 min
Apr 30, 10:13 AM EDT	Special Weather Statement	RLX	Meigs	3 hr
Apr 30, 11:30 AM EDT	Special Weather Statement	RLX	Morgan, Perry, Washington	3 hr
Apr 30, 2:28 PM EDT	Special Weather Statement	RLX	Morgan, Perry, Washington	4 hr
Apr 30, 3:48 PM EDT	Special Weather Statement	RLX	Morgan, Perry, Washington	7 hr
Apr 29, 8:33 PM EDT	Special Weather Statement	RLX	Greenup	42 min

Nearby

Areal Flood Warnings in Ohio, 2014 Areal Flood Warnings in Kentucky, 2014 Every areal flood warning in 2014

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.