Alert archive / Ohio / Special Weather Statements in 2016

Special Weather Statement, NWS Charleston, WV

October 20, 2016Perry County, Ohio

NWS Charleston, WV issued this special weather statement at Oct 20, 2016, 12:11 AM EDT for Perry County, Ohio. It was in force for 34 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: Oct 20, 2016, 12:11 AM EDT (04:11 UTC)
Expired: Oct 20, 2016, 12:45 AM EDT
In force: 34 min
Issued by: NWS Charleston, WV

County Perry County, OH

The radar

The Cincinnati radar (KILN), 141 km from the middle of the area, began a volume at 04:15 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, 4.2 hours before the alert went out and 138 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: 705 J/kg
Mixed-layer CIN: -16 J/kg
Mixed-layer LCL: 806 m above ground
0-6 km bulk shear: 62 kt
0-1 km storm-relative helicity: 71 m²/s²
0-3 km storm-relative helicity: 109 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 2.1

Open this sounding in Storm Lab

The text

As transmitted.

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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 Oct 19, 10:55 PM EDT, 1 hour 16 minutes earlier.

Area forecast discussion, Oct 19, 10:55 PM EDT, 1 hour 16 minutes before

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Hazardous weather outlook, Oct 19, 3:03 PM EDT, 9 hours 8 minutes before

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In the hours before

Special weather statement, Oct 20, 12:11 AM 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
Oct 20, 3:46 PM EDT	Severe Thunderstorm Warning	RLX	Pleasants, Tyler, Wood	44 min
Oct 20, 4:28 PM EDT	Severe Thunderstorm Warning	RLX	Pleasants, Tyler	32 min
Oct 20, 5:06 PM EDT	Special Weather Statement	RLX	Boone, Jackson, Kanawha, Putnam	39 min
Oct 20, 5:11 PM EDT	Severe Thunderstorm Warning	RLX	Kanawha, Lincoln	34 min
Oct 20, 5:43 PM EDT	Special Weather Statement	RLX	Calhoun, Clay, Kanawha, Roane	47 min
Oct 20, 6:22 PM EDT	Special Weather Statement	RLX	Braxton, Calhoun, Clay, Gilmer	38 min
Oct 20, 6:53 PM EDT	Special Weather Statement	RLX	Lewis	37 min
Oct 20, 6:56 PM EDT	Special Weather Statement	RLX	Lewis	34 min
Oct 20, 7:05 PM EDT	Severe Thunderstorm Warning	RLX	Barbour, Harrison, Lewis	25 min
Oct 20, 7:28 PM EDT	Severe Thunderstorm Warning	RLX	Barbour, Harrison, Taylor	32 min
Oct 20, 7:58 PM EDT	Special Weather Statement	RLX	Taylor	32 min
Oct 20, 2:47 PM EDT	Special Weather Statement	RLX	Athens	28 min
Oct 20, 3:11 PM EDT	Special Weather Statement	RLX	Washington	34 min
Oct 20, 3:18 PM EDT	Special Weather Statement	RLX	Lawrence	42 min

Nearby

Special Weather Statements in Ohio, 2016 Every special weather statement 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.