Alert archive / Ohio / Winter Storm Warnings in 2010

Winter Storm Warning 4, NWS Wilmington, OH

December 15, 201014 counties in Ohio; 12 counties in Kentucky; 5 counties in Indiana

NWS Wilmington, OH issued this winter storm warning at Dec 15, 2010, 10:33 AM EST for 14 counties in Ohio; 12 counties in Kentucky; 5 counties in Indiana. It took effect at Dec 15, 2010, 10:00 PM EST. It was in force for 17 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: Dec 15, 2010, 10:33 AM EST (15:33 UTC)
In effect from: Dec 15, 2010, 10:00 PM EST
Expired: Dec 16, 2010, 3:00 PM EST
In force: 17 hr
Issued by: NWS Wilmington, OH

All 31 counties

Dearborn County, IN, Franklin County, IN, Ohio County, IN, Ripley County, IN, Switzerland County, IN, Boone County, KY, Bracken County, KY, Campbell County, KY, Carroll County, KY, Gallatin County, KY, Grant County, KY, Kenton County, KY, Lewis County, KY, Mason County, KY, Owen County, KY, Pendleton County, KY, Robertson County, KY, Adams County, OH, Brown County, OH, Butler County, OH, Clermont County, OH, Clinton County, OH, Fayette County, OH, Hamilton County, OH, Highland County, OH, Hocking County, OH, Pickaway County, OH, Pike County, OH, Ross County, OH, Scioto County, OH, Warren County, OH

The radar

The Cincinnati radar (KILN), 53 km from the middle of the area, began a volume at 15:37 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, 3.6 hours before the alert went out and 55 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: 675 m above ground
0-6 km bulk shear: 86 kt
0-1 km storm-relative helicity: 46 m²/s²
0-3 km storm-relative helicity: 75 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 winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Wilmington, OH wrote its last area forecast discussion before this winter storm warning went out at Dec 15, 6:36 AM EST, 3 hours 57 minutes earlier.

Area forecast discussion, Dec 15, 6:36 AM EST, 3 hours 57 minutes before

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Hazardous weather outlook, Dec 15, 4:16 AM EST, 6 hours 17 minutes before

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      <h1 id="headline">This service is currently unavailable.</h1>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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The office that day

Everything else NWS Wilmington, OH issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Dec 15, 4:00 AM EST	Winter Weather Advisory	ILN	Adams, Brown, Butler, Clermont, Clinton, Fairfield and 12 more	35 hr

Nearby

Winter Storm Warnings in Ohio, 2010 Winter Storm Warnings in Kentucky, 2010 Winter Storm Warnings in Indiana, 2010 Every winter storm warning in 2010

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.