Alert archive / Ohio / Freeze Watches in 2012

Freeze Watch 7, NWS Wilmington, OH

April 26, 20126 counties in Ohio

NWS Wilmington, OH issued this freeze watch at Apr 26, 2012, 3:53 AM EDT for 6 counties in Ohio. It took effect at Apr 27, 2012, 4:00 AM EDT. It was in force for .

The area

The counties it named.

The facts

Issued: Apr 26, 2012, 3:53 AM EDT (07:53 UTC)
In effect from: Apr 27, 2012, 4:00 AM EDT
Expired: Apr 26, 2012, 3:54 PM EDT
In force
Issued by: NWS Wilmington, OH

Counties Auglaize County, OH, Darke County, OH, Hardin County, OH, Logan County, OH, Mercer County, OH, Shelby County, OH

The radar

The Cincinnati radar (KILN), 117 km from the middle of the area, began a volume at 07:55 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 00:00Z, 7.9 hours before the alert went out and 117 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: 1093 m above ground
0-6 km bulk shear: 62 kt
0-1 km storm-relative helicity: 229 m²/s²
0-3 km storm-relative helicity: 416 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 freeze 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 freeze watch went out at Apr 26, 2:09 AM EDT, 1 hour 44 minutes earlier.

Area forecast discussion, Apr 26, 2:09 AM EDT, 1 hour 44 minutes before

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Hazardous weather outlook, Apr 25, 4:28 PM EDT, 11 hours 25 minutes before

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In the hours before

Special weather statement, Apr 26, 12:02 AM EDT, 3 hours 51 minutes before

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Special weather statement, Apr 26, 12:41 AM EDT, 3 hours 12 minutes before

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Local storm report, Apr 26, 1:01 AM EDT, 2 hours 52 minutes before

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Special weather statement, Apr 26, 2:29 AM EDT, 1 hour 24 minutes before

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Special weather statement, Apr 26, 2:51 AM EDT, 1 hour 2 minutes before

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Special weather statement, Apr 26, 3:26 AM EDT, 27 minutes 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
Apr 25, 10:25 PM EDT	Severe Thunderstorm Warning	ILN	Butler	35 min
Apr 25, 10:53 PM EDT	Severe Thunderstorm Warning	ILN	Butler, Hamilton	37 min
Apr 25, 11:26 PM EDT	Special Weather Statement	ILN	Hamilton	34 min
Apr 25, 11:36 PM EDT	Severe Thunderstorm Warning	ILN	Clermont, Hamilton	24 min
Apr 26, 12:02 AM EDT	Special Weather Statement	ILN	Brown, Clermont	43 min
Apr 26, 12:14 AM EDT	Severe Thunderstorm Warning	ILN	Brown, Clermont	31 min
Apr 26, 12:41 AM EDT	Special Weather Statement	ILN	Adams, Brown	64 min
Apr 26, 2:29 AM EDT	Special Weather Statement	ILN	Mercer	31 min
Apr 26, 2:51 AM EDT	Special Weather Statement	ILN	Darke	24 min
Apr 26, 3:26 AM EDT	Special Weather Statement	ILN	Miami	34 min
Apr 26, 4:12 AM EDT	Special Weather Statement	ILN	Darke	33 min
Apr 26, 4:44 AM EDT	Special Weather Statement	ILN	Shelby	31 min
Apr 26, 4:58 AM EDT	Special Weather Statement	ILN	Champaign, Clark, Logan, Miami, Shelby	32 min
Apr 26, 5:08 AM EDT	Severe Thunderstorm Warning	ILN	Champaign, Logan, Miami, Shelby	37 min
Apr 26, 5:17 AM EDT	Severe Thunderstorm Warning	ILN	Clark, Miami	28 min
Apr 26, 5:54 AM EDT	Severe Thunderstorm Warning	ILN	Clark, Madison	36 min
Apr 26, 6:27 AM EDT	Special Weather Statement	ILN	Madison, Pickaway	48 min
Apr 26, 7:05 AM EDT	Severe Thunderstorm Warning	ILN	Fairfield, Hocking, Pickaway	40 min
Apr 26, 7:42 AM EDT	Special Weather Statement	ILN	Hocking	33 min
Apr 26, 8:01 AM EDT	Special Weather Statement	ILN	Adams	29 min
Apr 26, 8:28 AM EDT	Special Weather Statement	ILN	Scioto	32 min
Apr 26, 3:54 PM EDT	Freeze Warning	ILN	Auglaize, Darke, Hardin, Logan, Mercer, Shelby	17 hr
Apr 26, 6:55 AM EDT	Special Weather Statement	ILN	Mason	35 min
Apr 26, 7:28 AM EDT	Special Weather Statement	ILN	Mason	47 min
Apr 25, 9:58 PM EDT	Special Weather Statement	ILN	Fayette, Franklin	47 min

Nearby

Freeze Watches in Ohio, 2012 Every freeze watch in 2012

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.