Alert archive / Ohio / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 133, NWS Wilmington, OH

June 4, 2017Auglaize County, Mercer County, Shelby County, Ohio

NWS Wilmington, OH issued this severe thunderstorm warning at Jun 4, 2017, 4:57 PM EDT for Auglaize County, Mercer County, Shelby County, Ohio. It was in force for 22 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 4, 2017, 4:57 PM EDT (20:57 UTC)
Expired: Jun 4, 2017, 5:19 PM EDT
In force: 22 min
Issued by: NWS Wilmington, OH
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Auglaize County, OH, Mercer County, OH, Shelby County, OH

The radar

The Cincinnati radar (KILN), 126 km from the middle of the area, began a volume at 20:59 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

Cncnati-Daytn, OH (KILN), launched 12:00Z, 9.0 hours before the alert went out and 126 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: 2206 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 13 m²/s²
0-3 km storm-relative helicity: 8 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 severe thunderstorm 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 severe thunderstorm warning went out at Jun 4, 4:03 PM EDT, 54 minutes earlier.

Area forecast discussion, Jun 4, 4:03 PM EDT, 54 minutes before

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Hazardous weather outlook, Jun 4, 4:09 PM EDT, 48 minutes before

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In the hours before

Special weather statement, Jun 4, 4:10 PM EDT, 47 minutes before

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Special weather statement, Jun 4, 4:19 PM EDT, 38 minutes before

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Special weather statement, Jun 4, 4:34 PM EDT, 23 minutes before

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Special weather statement, Jun 4, 4:46 PM EDT, 11 minutes before

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Special weather statement, Jun 4, 4:52 PM EDT, 5 minutes before

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Special weather statement, Jun 4, 4:53 PM EDT, 4 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
Jun 4, 3:33 PM EDT	Special Weather Statement	ILN	Delaware	27 min
Jun 4, 3:45 PM EDT	Special Weather Statement	ILN	Delaware, Union	30 min
Jun 4, 3:58 PM EDT	Special Weather Statement	ILN	Licking	47 min
Jun 4, 4:10 PM EDT	Special Weather Statement	ILN	Delaware	35 min
Jun 4, 4:19 PM EDT	Special Weather Statement	ILN	Logan	26 min
Jun 4, 4:25 PM EDT	Severe Thunderstorm Warning	ILN	Logan	35 min
Jun 4, 4:34 PM EDT	Special Weather Statement	ILN	Franklin	26 min
Jun 4, 4:46 PM EDT	Special Weather Statement	ILN	Mercer	29 min
Jun 4, 4:52 PM EDT	Special Weather Statement	ILN	Franklin	38 min
Jun 4, 4:53 PM EDT	Special Weather Statement	ILN	Union	37 min
Jun 4, 5:04 PM EDT	Areal Flood Advisory	ILN	Logan	3 hr
Jun 4, 5:18 PM EDT	Special Weather Statement	ILN	Shelby	27 min
Jun 4, 5:26 PM EDT	Areal Flood Advisory	ILN	Auglaize, Champaign, Darke, Logan, Mercer, Shelby	3 hr
Jun 4, 6:00 PM EDT	Special Weather Statement	ILN	Shelby	30 min
Jun 4, 6:04 PM EDT	Special Weather Statement	ILN	Champaign	26 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2017 Every severe thunderstorm warning in 2017

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.