Alert archive / Ohio / Special Weather Statements in 2018

Special Weather Statement, NWS Wilmington, OH

June 19, 2018Clermont County, Ohio

NWS Wilmington, OH issued this special weather statement at Jun 19, 2018, 8:30 PM EDT for Clermont County, Ohio. It was in force for 30 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: Jun 19, 2018, 8:30 PM EDT (00:30 UTC)
Expired: Jun 19, 2018, 9:00 PM EDT
In force: 30 min
Issued by: NWS Wilmington, OH

County Clermont County, OH

The radar

The Cincinnati radar (KILN), 43 km from the middle of the area, began a volume at 00:32 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, 0.5 hours before the alert went out and 45 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: 648 J/kg
Mixed-layer CIN: -51 J/kg
Mixed-layer LCL: 1118 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: 20 m²/s²
0-3 km storm-relative helicity: 25 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.9

Open this sounding in Storm Lab

The text

As transmitted.

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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 Jun 19, 7:49 PM EDT, 41 minutes earlier.

Area forecast discussion, Jun 19, 7:49 PM EDT, 41 minutes before

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Hazardous weather outlook, Jun 19, 4:03 AM EDT, 16 hours 27 minutes before

Hazardous Weather Outlook
National Weather Service Wilmington OH
403 AM EDT Tue Jun 19 2018

INZ050-058-059-OHZ026-034-035-042>046-051>056-060>065-073-074-201200-
Wayne-Fayette IN-Union IN-Hardin-Mercer-Auglaize-Darke-Shelby-Logan-
Union OH-Delaware-Miami-Champaign-Clark-Madison-Franklin OH-Licking-
Preble-Montgomery-Greene-Fayette OH-Pickaway-Fairfield-Ross-Hocking-
403 AM EDT Tue Jun 19 2018

This Hazardous Weather Outlook is for East Central Indiana, Central
Ohio, South Central Ohio and West Central Ohio.

.DAY ONE...Today and Tonight.

Showers and thunderstorms are expected today. Some storms may become
severe this afternoon and evening with the primary threat of damaging
winds. In addition, where heavy rainfall occurs, there will be the
potential for flash flooding.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Showers and thunderstorms are expected again on Wednesday. A few
strong to severe storms may occur during the afternoon and evening
with the primary threat of damaging winds. In addition, where heavy
rainfall occurs, there will be the potential for flash flooding.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be required this afternoon and evening.

INZ066-073>075-080-KYZ089>100-OHZ070>072-077>082-088-201200-
Franklin IN-Ripley-Dearborn-Ohio-Switzerland-Carroll-Gallatin-Boone-
Kenton-Campbell-Owen-Grant-Pendleton-Bracken-Robertson-Mason-Lewis-
Butler-Warren-Clinton-Hamilton-Clermont-Brown-Highland-Adams-Pike-
Scioto-
403 AM EDT Tue Jun 19 2018

This Hazardous Weather Outlook is for Southeast Indiana, Northeast
Kentucky, Northern Kentucky, South Central Ohio and Southwest Ohio.

.DAY ONE...Today and Tonight.

Heat index values will rise into the upper 90s this afternoon.

Showers and thunderstorms are expected today. Some storms may become
severe this afternoon and evening with the primary threat of damaging
winds. In addition, where heavy rainfall occurs, there will be the
potential for flash flooding.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Showers and thunderstorms are expected again on Wednesday. A few
strong to severe storms may occur during the afternoon and evening
with the primary threat of damaging winds. In addition, where heavy
rainfall occurs, there will be the potential for flash flooding.

Showers and thunderstorms will continue on Thursday. Where heavy
rainfall occurs, there will be the potential for flash flooding.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be required this afternoon and evening.

In the hours before

Special weather statement, Jun 19, 5:10 PM EDT, 3 hours 20 minutes before

Special Weather Statement
National Weather Service Wilmington OH
510 PM EDT TUE JUN 19 2018

OHZ026-035-043>045-192200-
Auglaize OH-Logan OH-Shelby OH-Hardin OH-Union OH-
510 PM EDT TUE JUN 19 2018

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT NORTHEASTERN SHELBY...
LOGAN...AUGLAIZE...SOUTHWESTERN HARDIN COUNTIES IN WEST CENTRAL OHIO
AND NORTHWESTERN UNION COUNTIES IN CENTRAL OHIO UNTIL 600 PM EDT...

At 510 PM EDT, radar indicated strong thunderstorms along a line
extending from near Spencerville In Allen County to near Marysville,
moving east at 20 mph.

STORM HAZARDS INCLUDE...
Winds to 30 mph...
Frequent cloud-to-ground lightning...
Very heavy rain...

Locations impacted include...
Marysville, Bellefontaine, Wapakoneta, St. Marys, Fort Shawnee,
Cridersville, Jackson Center, Russells Point, Botkins, Lakeview,
Waynesfield, Belle Center, West Mansfield, Chippewa Park, Northwood,
Moulton, Roundhead, Rushsylvania, Huntsville and Buckland.

This includes I-75 in Ohio between mile markers 104 and 118.

Do not stay in the open or seek shelter under trees when lightning
threatens. Move indoors when thunderstorms approach.

Water will pond on roads and may quickly fill roadside ditches and
small streams.

To report hazardous weather conditions, go to our website at
weather.gov/iln and submit your report via social media, when you can
do so safely.

LAT...LON 4066 8422 4066 8411 4064 8411 4065 8390
      4033 8325 4019 8344 4021 8350 4023 8350
      4023 8355 4056 8446 4057 8446 4069 8432
      4069 8422
TIME...MOT...LOC 2110Z 247DEG 16KT 4063 8437 4021 8346

Novak

Special weather statement, Jun 19, 6:16 PM EDT, 2 hours 14 minutes before

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Local storm report, Jun 19, 6:38 PM EDT, 1 hour 52 minutes before

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Local storm report, Jun 19, 6:50 PM EDT, 1 hour 40 minutes before

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Local storm report, Jun 19, 7:26 PM EDT, 1 hour 4 minutes before

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Special weather statement, Jun 19, 8:30 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
Jun 19, 9:16 PM EDT	Special Weather Statement	ILN	Adams, Brown	29 min
Jun 19, 9:26 PM EDT	Areal Flood Advisory	ILN	Brown, Clermont	61 min
Jun 20, 4:36 PM EDT	Special Weather Statement	ILN	Scioto	24 min
Jun 20, 5:02 PM EDT	Special Weather Statement	ILN	Scioto	28 min
Jun 20, 3:13 PM EDT	Special Weather Statement	ILN	Owen	32 min
Jun 20, 3:22 PM EDT	Special Weather Statement	ILN	Robertson	23 min
Jun 20, 3:43 PM EDT	Special Weather Statement	ILN	Mason	32 min

Nearby

Special Weather Statements in Ohio, 2018 Every special weather statement 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.