Alert archive / Ohio / Special Weather Statements in 2011

Special Weather Statement, NWS Charleston, WV

May 3, 20114 counties in Ohio

NWS Charleston, WV issued this special weather statement at May 3, 2011, 4:11 PM EDT for 4 counties in Ohio. It was in force for 109 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: May 3, 2011, 4:11 PM EDT (20:11 UTC)
Expired: May 3, 2011, 6:00 PM EDT
In force: 109 min
Issued by: NWS Charleston, WV

Counties Athens County, OH, Morgan County, OH, Perry County, OH, Vinton County, OH

The radar

The Cincinnati radar (KILN), 137 km from the middle of the area, began a volume at 20:11 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 12:00Z, 8.2 hours before the alert went out and 135 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: 3 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 476 m above ground
0-6 km bulk shear: 84 kt
0-1 km storm-relative helicity: 214 m²/s²
0-3 km storm-relative helicity: 322 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 May 3, 3:38 PM EDT, 33 minutes earlier.

Area forecast discussion, May 3, 3:38 PM EDT, 33 minutes before

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Hazardous weather outlook, May 3, 3:56 PM EDT, 15 minutes before

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In the hours before

Special weather statement, May 3, 1:07 PM EDT, 3 hours 4 minutes before

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Special weather statement, May 3, 4:11 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
May 3, 3:48 PM EDT	Freeze Watch	RLX		24 hr
May 3, 1:07 PM EDT	Special Weather Statement	RLX	Athens, Jackson, Meigs, Morgan, Perry, Vinton	3 hr

Nearby

Special Weather Statements in Ohio, 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.