Alert archive / Ohio / Special Weather Statements in 2017

Special Weather Statement, NWS Cleveland, OH

June 18, 20179 counties in Ohio

NWS Cleveland, OH issued this special weather statement at Jun 18, 2017, 12:57 PM EDT for 9 counties in Ohio. It was in force for 18 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 18, 2017, 12:57 PM EDT (16:57 UTC)
Expired: Jun 18, 2017, 1:15 PM EDT
In force: 18 min
Issued by: NWS Cleveland, OH

Counties Cuyahoga County, OH, Geauga County, OH, Holmes County, OH, Mahoning County, OH, Portage County, OH, Stark County, OH, Summit County, OH, Trumbull County, OH, Wayne County, OH

The radar

The Cleveland radar (KCLE), 66 km from the middle of the area, began a volume at 16:58 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

Pittsburgh, PA (KAGC), launched 12:00Z, 5.0 hours before the alert went out and 123 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: 10 J/kg
Mixed-layer CIN: -104 J/kg
Mixed-layer LCL: 1243 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 91 m²/s²
0-3 km storm-relative helicity: 87 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Cleveland, OH wrote its last area forecast discussion before this special weather statement went out at Jun 18, 12:15 PM EDT, 42 minutes earlier.

Area forecast discussion, Jun 18, 12:15 PM EDT, 42 minutes before

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Hazardous weather outlook, Jun 18, 3:49 AM EDT, 9 hours 8 minutes before

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In the hours before

Special weather statement, Jun 18, 12:57 PM EDT, 0 minutes before

Special Weather Statement
National Weather Service Cleveland OH
1257 PM EDT SUN JUN 18 2017

OHZ011>014-020>023-031>033-038-089-181715-
Summit-Geauga-Medina-Wayne-Holmes-Portage-Lake-Stark-Mahoning-
Trumbull-Ashtabula Lakeshore-Cuyahoga-Ashtabula Inland-
1257 PM EDT SUN JUN 18 2017

...A STRONG THUNDERSTORMS WILL AFFECT
PORTAGE...MAHONING...TRUMBULL... GEAUGA...CUYAHOGA...EASTERN
MEDINA...LAKE...STARK...SUMMIT...EASTERN WAYNE...ASHTABULA AND
EASTERN HOLMES COUNTIES...

At 1251 PM EDT, The strongest thunderstorm was located near
Millersburg Half inch hail is possible with this storm.

Some of the Locations that can be impacted by strong
thunderstorms through 130 PM include...Akron, Canton, Youngstown,
Warren, Wooster, Painesville, Ashtabula, Willowick, Conneaut,
Ravenna, Chardon, Fairport Harbor, Millersburg, Cuyahoga Falls,
Euclid, Mentor and Cleveland Heights.

LAT...LON 4045 8205 4154 8171 4170 8144 4197 8053
      4108 8054 4090 8093 4090 8108 4083 8109
      4066 8144 4063 8167 4055 8166 4045 8189
TIME...MOT...LOC 1651Z 243DEG 34KT 4121 8155

Thompson

The office that day

Everything else NWS Cleveland, OH issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 18, 1:31 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula, Trumbull	44 min
Jun 18, 1:48 PM EDT	Special Marine Warning	CLE		117 min
Jun 18, 2:29 PM EDT	Special Weather Statement	CLE	Mahoning, Trumbull	31 min
Jun 18, 5:31 PM EDT	Special Weather Statement	CLE	Ashtabula, Geauga, Lake, Trumbull	44 min
Jun 18, 6:10 PM EDT	Severe Thunderstorm Warning	CLE	Ashtabula, Trumbull	50 min
Jun 18, 6:25 PM EDT	Flash Flood Warning	CLE	Ashtabula	4 hr
Jun 18, 6:33 PM EDT	Severe Thunderstorm Warning	CLE	Mahoning, Portage, Trumbull	57 min
Jun 18, 7:29 PM EDT	Severe Thunderstorm Warning	CLE	Mahoning, Trumbull	46 min
Jun 18, 7:54 PM EDT	Areal Flood Advisory	CLE	Mahoning, Trumbull	2 hr
Jun 18, 2:06 PM EDT	Special Weather Statement	CLE	Crawford, Erie	24 min
Jun 18, 2:40 PM EDT	Severe Thunderstorm Warning	CLE	Crawford, Erie	65 min
Jun 18, 6:37 PM EDT	Severe Thunderstorm Warning	CLE	Crawford, Erie	68 min
Jun 18, 6:50 PM EDT	Flash Flood Warning	CLE	Erie	11 hr
Jun 18, 6:53 PM EDT	Areal Flood Advisory	CLE	Crawford, Erie	4 hr

Nearby

Special Weather Statements in Ohio, 2017 Every special weather statement 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.