Alert archive / Ohio / Special Weather Statements in 2018

Special Weather Statement, NWS Cleveland, OH

May 30, 2018Seneca County, Ohio

NWS Cleveland, OH issued this special weather statement at May 30, 2018, 6:21 PM EDT for Seneca 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: May 30, 2018, 6:21 PM EDT (22:21 UTC)
Expired: May 30, 2018, 7:00 PM EDT
In force: 39 min
Issued by: NWS Cleveland, OH

County Seneca County, OH

The radar

The Cleveland radar (KCLE), 94 km from the middle of the area, began a volume at 22:25 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

Detroit, MI (KDTX), launched 12:00Z, 10.4 hours before the alert went out and 190 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: 57 J/kg
Mixed-layer CIN: -157 J/kg
Mixed-layer LCL: 1183 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: 68 m²/s²
0-3 km storm-relative helicity: 102 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

214 
WWUS81 KCLE 302221
SPSCLE

Special Weather Statement
National Weather Service Cleveland OH
621 PM EDT WED MAY 30 2018

OHZ018-028-302300-
Crawford-Seneca-
621 PM EDT WED MAY 30 2018

...A STRONG THUNDERSTORM WILL AFFECT EASTERN SENECA AND NORTHERN
CRAWFORD COUNTIES...

At 621 PM EDT, a strong thunderstorm was located 7 miles north of
Bloomville, or 9 miles east of Tiffin, moving north at 40 mph.

Wind gusts up to 50 mph are possible with this storm.

Locations impacted include...
Green Springs, New Washington, Bloomville, Chatfield, Attica, Benton,
Republic, Tiro, Flat Rock and Sulpher Springs.

Very heavy rainfall is also occurring with this storm, and may cause
ponding of water. Do not drive your vehicle through flooded roadways.

LAT...LON 4125 8284 4101 8283 4100 8282 4099 8277
      4083 8272 4093 8311 4126 8313
TIME...MOT...LOC 2221Z 187DEG 33KT 4115 8300 

$$

Clark

The office that day

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

Issued	Product	Office	Counties	Lasted
May 30, 4:58 PM EDT	Special Weather Statement	CLE	Hancock, Marion, Wyandot	62 min
May 30, 5:25 PM EDT	Special Weather Statement	CLE	Crawford, Morrow	65 min
May 30, 5:45 PM EDT	Special Weather Statement	CLE	Seneca, Wood	45 min
May 30, 6:04 PM EDT	Severe Thunderstorm Warning	CLE	Lucas, Ottawa, Sandusky, Seneca, Wood	56 min
May 30, 6:10 PM EDT	Special Marine Warning	CLE		2 hr
May 30, 6:56 PM EDT	Special Weather Statement	CLE	Ottawa	34 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.