Alert archive / West Virginia / Special Weather Statements in 2011

Special Weather Statement, NWS Charleston, WV

April 22, 2011Clay County, Kanawha County, West Virginia

NWS Charleston, WV issued this special weather statement at Apr 22, 2011, 8:34 PM EDT for Clay County, Kanawha County, West Virginia. It was in force for 41 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Apr 22, 2011, 8:34 PM EDT (00:34 UTC)
Expired: Apr 22, 2011, 9:15 PM EDT
In force: 41 min
Issued by: NWS Charleston, WV

Counties Clay County, WV, Kanawha County, WV

The radar

The Charleston,WV radar (KRLX), 25 km from the middle of the area, began a volume at 00:35 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, 0.6 hours before the alert went out and 229 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: 565 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 147 m²/s²
0-3 km storm-relative helicity: 265 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Apr 22, 7:46 PM EDT, 48 minutes earlier.

Area forecast discussion, Apr 22, 7:46 PM EDT, 48 minutes before

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Hazardous weather outlook, Apr 22, 5:03 PM EDT, 3 hours 31 minutes before

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In the hours before

Special weather statement, Apr 22, 8:34 PM EDT, 0 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 23, 7:35 AM EDT	Special Weather Statement	RLX	Cabell, Jackson, Kanawha, Lincoln, Mason, Putnam and 1 more	55 min
Apr 23, 4:42 PM EDT	Severe Thunderstorm Warning	RLX	Wayne	48 min
Apr 23, 5:12 PM EDT	Severe Thunderstorm Warning	RLX	Cabell, Jackson, Mason, Putnam	63 min
Apr 23, 5:21 PM EDT	Severe Thunderstorm Warning	RLX	Cabell, Kanawha, Lincoln, Putnam, Wayne	54 min
Apr 23, 5:34 PM EDT	Tornado Warning	RLX	Cabell, Mason, Putnam	26 min
Apr 23, 6:05 PM EDT	Severe Thunderstorm Warning	RLX	Braxton, Calhoun, Clay, Fayette, Jackson, Kanawha and 3 more	55 min
Apr 23, 6:19 PM EDT	Severe Thunderstorm Warning	RLX	Boone, Fayette, Kanawha, Lincoln, Nicholas	20 min
Apr 23, 6:56 PM EDT	Severe Thunderstorm Warning	RLX	Braxton, Calhoun, Clay, Fayette, Gilmer, Kanawha and 7 more	64 min
Apr 22, 9:29 PM EDT	Areal Flood Warning	RLX	Gallia, Lawrence	3 hr
Apr 23, 3:16 AM EDT	Special Weather Statement	RLX	Athens, Gallia, Jackson, Lawrence, Meigs, Morgan and 3 more	119 min
Apr 23, 6:19 AM EDT	Flash Flood Warning	RLX	Gallia, Lawrence	3 hr
Apr 23, 7:03 AM EDT	Severe Thunderstorm Warning	RLX	Lawrence	42 min
Apr 23, 12:13 PM EDT	Areal Flood Warning	RLX	Gallia, Jackson, Lawrence	6 hr
Apr 23, 4:27 PM EDT	Severe Thunderstorm Warning	RLX	Lawrence	48 min
Apr 23, 4:53 PM EDT	Special Weather Statement	RLX	Jackson, Meigs	37 min
Apr 23, 6:08 PM EDT	Areal Flood Warning	RLX	Gallia, Jackson, Lawrence	6 hr
Apr 23, 6:46 AM EDT	Special Weather Statement	RLX	Boyd, Carter, Lawrence	89 min

Nearby

Special Weather Statements in West Virginia, 2011 Every special weather statement 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.