Alert archive / Ohio / Winter Storm Warnings in 2008

Winter Storm Warning 1, NWS Wilmington, OH

January 31, 200822 counties in Ohio; 6 counties in Indiana

NWS Wilmington, OH issued this winter storm warning at Jan 31, 2008, 4:01 AM EST for 22 counties in Ohio; 6 counties in Indiana. It took effect at Jan 31, 2008, 1:22 PM EST. It was in force for 21 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: Jan 31, 2008, 4:01 AM EST (09:01 UTC)
In effect from: Jan 31, 2008, 1:22 PM EST
Expired: Feb 1, 2008, 9:52 AM EST
In force: 21 hr
Issued by: NWS Wilmington, OH

All 28 counties

Dearborn County, IN, Fayette County, IN, Franklin County, IN, Ripley County, IN, Union County, IN, Wayne County, IN, Auglaize County, OH, Butler County, OH, Champaign County, OH, Clark County, OH, Clinton County, OH, Darke County, OH, Delaware County, OH, Fayette County, OH, Franklin County, OH, Greene County, OH, Hamilton County, OH, Hardin County, OH, Licking County, OH, Logan County, OH, Madison County, OH, Mercer County, OH, Miami County, OH, Montgomery County, OH, Preble County, OH, Shelby County, OH, Union County, OH, Warren County, OH

The radar

The Cincinnati radar (KILN), 57 km from the middle of the area, began a volume at 08:59 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

Detroit, MI (KDTX), launched 00:00Z, 9.0 hours before the alert went out and 323 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: 722 m above ground
0-6 km bulk shear: 77 kt
0-1 km storm-relative helicity: 77 m²/s²
0-3 km storm-relative helicity: 55 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 Jan 31, 12:58 AM EST, 3 hours 3 minutes earlier.

Area forecast discussion, Jan 31, 12:58 AM EST, 3 hours 3 minutes before

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Hazardous weather outlook, Jan 30, 4:07 PM EST, 11 hours 54 minutes before

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      <div class="status" id="status">Temporary Notice</div>
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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
Jan 31, 4:01 AM EST	Winter Weather Advisory	ILN	Adams, Brown, Butler, Clark, Clermont, Clinton and 15 more	26 hr

Nearby

Winter Storm Warnings in Ohio, 2008 Winter Storm Warnings in Indiana, 2008 Every winter storm warning in 2008

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.