Alert archive / Ohio / Wind Chill Watches in 2015

Wind Chill Watch 1, NWS Wilmington, OH

January 6, 201527 counties in Ohio; 4 counties in Indiana

NWS Wilmington, OH issued this wind chill watch at Jan 6, 2015, 3:52 PM EST for 27 counties in Ohio; 4 counties in Indiana. It took effect at Jan 7, 2015, 5:00 PM EST. It was in force for .

The area

The counties it named.

The facts

Issued: Jan 6, 2015, 3:52 PM EST (20:52 UTC)
In effect from: Jan 7, 2015, 5:00 PM EST
Expired: Jan 7, 2015, 3:30 AM EST
In force
Issued by: NWS Wilmington, OH

All 31 counties

Fayette County, IN, Franklin 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, Fairfield County, OH, Fayette County, OH, Franklin County, OH, Greene 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, Pike County, OH, Preble County, OH, Ross County, OH, Shelby County, OH, Union County, OH, Warren County, OH

The radar

The Cincinnati radar (KILN), 48 km from the middle of the area, began a volume at 20:50 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, 8.9 hours before the alert went out and 47 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: 664 m above ground
0-6 km bulk shear: 96 kt
0-1 km storm-relative helicity: 194 m²/s²
0-3 km storm-relative helicity: 432 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 watch 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 watch went out at Jan 6, 1:17 PM EST, 2 hours 35 minutes earlier.

Area forecast discussion, Jan 6, 1:17 PM EST, 2 hours 35 minutes before

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Hazardous weather outlook, Jan 6, 9:24 AM EST, 6 hours 28 minutes before

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In the hours before

Local storm report, Jan 6, 11:56 AM EST, 3 hours 56 minutes before

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Local storm report, Jan 6, 11:58 AM EST, 3 hours 54 minutes before

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Local storm report, Jan 6, 12:26 PM EST, 3 hours 26 minutes before

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Local storm report, Jan 6, 1:07 PM EST, 2 hours 45 minutes before

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Local storm report, Jan 6, 1:32 PM EST, 2 hours 20 minutes before

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Local storm report, Jan 6, 1:51 PM EST, 2 hours 1 minute before

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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 6, 3:52 PM EST	Wind Chill Advisory	ILN	Adams, Auglaize, Brown, Butler, Champaign, Clark and 26 more	48 hr

Nearby

Wind Chill Watches in Ohio, 2015 Wind Chill Watches in Indiana, 2015 Every wind chill watch in 2015

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.