Alert archive / Ohio / Special Weather Statements in 2017

Special Weather Statement, NWS Cleveland, OH

August 3, 2017Ashtabula County, Lake County, Ohio

NWS Cleveland, OH issued this special weather statement at Aug 3, 2017, 3:39 PM EDT for Ashtabula County, Lake County, Ohio. It was in force for 66 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
Aug 3, 2017, 3:39 PM EDT (19:39 UTC)
Expired
Aug 3, 2017, 4:45 PM EDT
In force
66 min
Issued by
NWS Cleveland, OH

Counties Ashtabula County, OH, Lake County, OH

The radar

The Cleveland radar (KCLE), 95 km from the middle of the area, began a volume at 19:43 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, 7.7 hours before the alert went out and 167 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-pSkew-T log-p diagram, Pittsburgh, PA at 12:00Z on 2017-08-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Pittsburgh, PA at 12:00Z on 2017-08-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
1174 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
41 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

183 
WWUS81 KCLE 031939
SPSCLE

Special Weather Statement
National Weather Service Cleveland OH
339 PM EDT THU AUG 3 2017

OHZ012>014-089-032045-
Geauga-Lake-Ashtabula Lakeshore-Ashtabula Inland-
339 PM EDT THU AUG 3 2017

...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN GEAUGA...LAKE AND
CENTRAL ASHTABULA COUNTIES...

At 338 PM EDT, a strong thunderstorm was located over Perry, or 7
miles east of Painesville, moving northeast at 15 mph.

Winds in excess of 40 mph and pea size hail are possible with this
storm.

Locations that may be impacted include... Painesville, Ashtabula, 
Conneaut, Chardon, Fairport Harbor, Geneva-On-The-Lake, Mentor, 
Geneva, Madison, North Kingsville, Perry, Mentor-On-The-Lake, 
Kirtland, Austinburg, Montville, Kingsville, Pierpont, North Perry, 
Thompson and Kirtland Hills.

Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.

LAT...LON 4200 8052 4175 8052 4153 8127 4174 8138
TIME...MOT...LOC 1938Z 245DEG 13KT 4176 8112 

$$

Mullen

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 2, 8:07 PM EDTSpecial Weather StatementCLEMahoning23 min
Aug 2, 8:40 PM EDTAreal Flood AdvisoryCLEPortage3 hr
Aug 3, 1:43 PM EDTSpecial Marine WarningCLE92 min
Aug 3, 2:09 PM EDTSpecial Marine WarningCLE66 min
Aug 3, 6:11 PM EDTSpecial Marine WarningCLE34 min
Aug 3, 7:38 PM EDTSevere Thunderstorm WarningCLEHuron, Seneca52 min

Nearby

Special Weather Statements in Ohio, 2017Every 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.