Alert archive / Ohio / Wind Chill Advisories in 2018

Wind Chill Advisory 3, NWS Wilmington, OH

January 4, 201829 counties in Ohio; 9 counties in Kentucky; 8 counties in Indiana

NWS Wilmington, OH issued this wind chill advisory at Jan 4, 2018, 7:48 AM EST for 29 counties in Ohio; 9 counties in Kentucky; 8 counties in Indiana. It took effect at Jan 4, 2018, 6:00 PM EST. It was in force for 41 hr.

The area

The counties it named.

The facts

Issued: Jan 4, 2018, 7:48 AM EST (12:48 UTC)
In effect from: Jan 4, 2018, 6:00 PM EST
Expired: Jan 6, 2018, 10:55 AM EST
In force: 41 hr
Issued by: NWS Wilmington, OH

All 46 counties

Dearborn County, IN, Fayette County, IN, Franklin County, IN, Ohio County, IN, Ripley County, IN, Switzerland County, IN, Union County, IN, Wayne County, IN, Boone County, KY, Bracken County, KY, Campbell County, KY, Carroll County, KY, Gallatin County, KY, Grant County, KY, Kenton County, KY, Owen County, KY, Pendleton County, KY, Auglaize County, OH, Brown County, OH, Butler County, OH, Champaign County, OH, Clark County, OH, Clermont County, OH, Clinton County, OH, Darke County, OH, Delaware County, OH, Fairfield County, OH, Fayette County, OH, Franklin County, OH, Greene County, OH, Hamilton County, OH, Hardin County, OH, Highland County, OH, Hocking County, OH, Licking County, OH, Logan County, OH, Madison County, OH, Mercer County, OH, Miami County, OH, Montgomery County, OH, Pickaway County, OH, Preble County, OH, Ross County, OH, Shelby County, OH, Union County, OH, Warren County, OH

The radar

The Cincinnati radar (KILN), 30 km from the middle of the area, began a volume at 12:52 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 12:00Z, 0.8 hours before the alert went out and 360 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: 837 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: -79 m²/s²
0-3 km storm-relative helicity: -35 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 wind chill advisory 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 wind chill advisory went out at Jan 3, 3:22 PM EST, 16 hours 26 minutes earlier.

Area forecast discussion, Jan 3, 3:22 PM EST, 16 hours 26 minutes before

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Hazardous weather outlook, Jan 3, 2:40 PM EST, 17 hours 8 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.
      </p>
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        Please try again in a few minutes.
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Nearby

Wind Chill Advisories in Ohio, 2018 Wind Chill Advisories in Kentucky, 2018 Wind Chill Advisories in Indiana, 2018 Every wind chill advisory in 2018

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.