Alert archive / Ohio / Special Weather Statements in 2012

Special Weather Statement, NWS Wilmington, OH

April 30, 2012Pickaway County, Ohio

NWS Wilmington, OH issued this special weather statement at Apr 30, 2012, 10:21 PM EDT for Pickaway County, Ohio. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Apr 30, 2012, 10:21 PM EDT (02:21 UTC)
Expired: Apr 30, 2012, 11:00 PM EDT
In force: 39 min
Issued by: NWS Wilmington, OH

County Pickaway County, OH

The radar

The Cincinnati radar (KILN), 91 km from the middle of the area, began a volume at 02:21 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, 2.4 hours before the alert went out and 89 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: 98 J/kg
Mixed-layer CIN: -16 J/kg
Mixed-layer LCL: 1642 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 102 m²/s²
0-3 km storm-relative helicity: 94 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.6

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Apr 30, 9:44 PM EDT, 37 minutes earlier.

Area forecast discussion, Apr 30, 9:44 PM EDT, 37 minutes before

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Hazardous weather outlook, Apr 30, 3:59 PM EDT, 6 hours 22 minutes before

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In the hours before

Special weather statement, Apr 30, 8:59 PM EDT, 1 hour 22 minutes before

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Local storm report, Apr 30, 9:26 PM EDT, 55 minutes before

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Local storm report, Apr 30, 9:31 PM EDT, 50 minutes before

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Local storm report, Apr 30, 9:54 PM EDT, 27 minutes before

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Local storm report, Apr 30, 10:17 PM EDT, 4 minutes before

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Special weather statement, Apr 30, 10:21 PM EDT, 0 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 30, 8:42 PM EDT	Areal Flood Advisory	ILN	Butler, Hamilton, Montgomery, Warren	2 hr
Apr 30, 8:59 PM EDT	Special Weather Statement	ILN	Adams, Brown, Clermont, Highland	61 min
Apr 30, 9:16 PM EDT	Severe Thunderstorm Warning	ILN	Clermont	21 min
Apr 30, 9:36 PM EDT	Areal Flood Advisory	ILN	Greene, Montgomery, Warren	114 min
May 1, 4:30 PM EDT	Severe Thunderstorm Warning	ILN	Butler, Hamilton	45 min
May 1, 4:42 PM EDT	Severe Thunderstorm Warning	ILN	Darke, Preble	48 min
May 1, 4:59 PM EDT	Severe Thunderstorm Warning	ILN	Butler	46 min
May 1, 5:08 PM EDT	Severe Thunderstorm Warning	ILN	Hamilton	52 min
May 1, 5:20 PM EDT	Severe Thunderstorm Warning	ILN	Hamilton	40 min
May 1, 5:24 PM EDT	Severe Thunderstorm Warning	ILN	Darke, Miami, Montgomery, Preble	51 min
May 1, 5:30 PM EDT	Tornado Warning	ILN	Butler	26 min
May 1, 5:45 PM EDT	Severe Thunderstorm Warning	ILN	Brown, Highland	45 min
May 1, 5:47 PM EDT	Tornado Warning	ILN	Butler	28 min
May 1, 5:52 PM EDT	Severe Thunderstorm Warning	ILN	Clermont, Hamilton, Warren	38 min
May 1, 5:59 PM EDT	Severe Thunderstorm Warning	ILN	Hamilton	15 min
May 1, 6:05 PM EDT	Severe Thunderstorm Warning	ILN	Clinton, Greene	40 min
May 1, 6:12 PM EDT	Areal Flood Advisory	ILN	Butler, Hamilton, Warren	4 hr
May 1, 6:12 PM EDT	Tornado Warning	ILN	Butler, Warren	33 min
May 1, 6:18 PM EDT	Severe Thunderstorm Warning	ILN	Highland, Pike, Ross	42 min
May 1, 6:33 PM EDT	Flash Flood Warning	ILN	Hamilton	3 hr
May 1, 6:34 PM EDT	Tornado Warning	ILN	Clinton, Warren	26 min
May 1, 6:39 PM EDT	Severe Thunderstorm Warning	ILN	Clark, Madison	41 min
May 1, 6:41 PM EDT	Severe Thunderstorm Warning	ILN	Ross	49 min
May 1, 6:49 PM EDT	Special Weather Statement	ILN	Adams, Brown	56 min
May 1, 6:52 PM EDT	Severe Thunderstorm Warning	ILN	Fairfield, Pickaway	38 min
May 1, 6:59 PM EDT	Special Weather Statement	ILN	Pike	61 min
May 1, 7:03 PM EDT	Severe Thunderstorm Warning	ILN	Adams, Brown, Highland	42 min
May 1, 7:09 PM EDT	Severe Thunderstorm Warning	ILN	Pike, Ross	51 min
May 1, 7:24 PM EDT	Special Weather Statement	ILN	Clermont, Hamilton	51 min
May 1, 7:31 PM EDT	Severe Thunderstorm Warning	ILN	Adams, Pike, Scioto	44 min
May 1, 7:54 PM EDT	Severe Thunderstorm Warning	ILN	Scioto	21 min
Apr 30, 8:34 PM EDT	Severe Thunderstorm Warning	ILN	Boone, Carroll, Gallatin, Grant, Kenton, Owen and 1 more	41 min
Apr 30, 10:01 PM EDT	Areal Flood Advisory	ILN	Bracken, Mason, Pendleton, Robertson	74 min
May 1, 4:36 PM EDT	Special Weather Statement	ILN	Boone, Carroll, Gallatin	54 min
May 1, 4:49 PM EDT	Severe Thunderstorm Warning	ILN	Carroll, Gallatin, Owen	41 min
May 1, 5:15 PM EDT	Severe Thunderstorm Warning	ILN	Boone	45 min
May 1, 5:32 PM EDT	Severe Thunderstorm Warning	ILN	Boone, Carroll, Gallatin, Grant, Kenton, Owen	43 min
May 1, 5:48 PM EDT	Severe Thunderstorm Warning	ILN	Bracken, Campbell, Grant, Pendleton, Robertson	42 min
May 1, 3:50 PM EDT	Special Weather Statement	ILN	Fayette, Franklin, Union, Wayne	55 min
May 1, 4:23 PM EDT	Severe Thunderstorm Warning	ILN	Fayette, Franklin, Ripley, Union	37 min
May 1, 6:34 PM EDT	Special Weather Statement	ILN	Franklin	26 min
May 1, 6:51 PM EDT	Areal Flood Advisory	ILN	Dearborn, Franklin, Ripley	4 hr

Nearby

Special Weather Statements in Ohio, 2012 Every special weather statement 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.