Alert archive / Ohio / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 38, NWS Cleveland, OH

July 18, 2016Ottawa County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jul 18, 2016, 4:42 AM EDT for Ottawa County, Ohio. It was in force for 33 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: Jul 18, 2016, 4:42 AM EDT (08:42 UTC)
Expired: Jul 18, 2016, 5:15 AM EDT
In force: 33 min
Issued by: NWS Cleveland, OH
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Ottawa County, OH

The radar

The Cleveland radar (KCLE), 80 km from the middle of the area, began a volume at 08:43 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

Detroit, MI (KDTX), launched 00:00Z, 8.7 hours before the alert went out and 137 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: 546 J/kg
Mixed-layer CIN: -29 J/kg
Mixed-layer LCL: 1237 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 228 m²/s²
0-3 km storm-relative helicity: 353 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 6.8

Open this sounding in Storm Lab

The text

As transmitted.

330 
WUUS51 KCLE 180842
SVRCLE
OHC123-180915-
/O.NEW.KCLE.SV.W.0038.160718T0842Z-160718T0915Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
442 AM EDT MON JUL 18 2016

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  OTTAWA COUNTY IN NORTHWESTERN OHIO...

* UNTIL 515 AM EDT

* AT 441 AM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR PORT
  CLINTON...MOVING NORTHEAST AT 35 MPH.

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  SANDUSKY...PORT CLINTON...KELLEYS ISLAND...PUT-IN-BAY...
  OAK HARBOR...CATAWBA ISLAND...MARBLEHEAD AND BAY VIEW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4170 8275 4164 8277 4163 8267 4161 8267
      4161 8273 4159 8268 4157 8268 4159 8275
      4156 8276 4145 8257 4145 8278 4147 8281
      4145 8284 4146 8316 4160 8308 4154 8292
      4168 8286 4174 8280
TIME...MOT...LOC 0841Z 246DEG 32KT 4154 8288 

HAIL...<.75IN
WIND...60MPH
 
$$

KOSARIK

1 follow-up statement

245 
WWUS51 KCLE 180916
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
516 AM EDT MON JUL 18 2016

OHC123-180925-
/O.EXP.KCLE.SV.W.0038.000000T0000Z-160718T0915Z/
OTTAWA OH-
516 AM EDT MON JUL 18 2016

...THE SEVERE THUNDERSTORM WARNING FOR OTTAWA COUNTY HAS EXPIRED...
        
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA.
THEREFORE THE WARNING HAS BEEN ALLOWED TO EXPIRE. LOCALLY HEAVY RAIN
WILL CONTINUE THROUGH 6 AM.

LAT...LON 4170 8275 4164 8277 4163 8267 4161 8267
      4161 8273 4159 8268 4157 8268 4159 8275
      4156 8276 4145 8257 4145 8278 4147 8281
      4145 8284 4146 8316 4160 8308 4154 8292
      4168 8286 4174 8280
TIME...MOT...LOC 0913Z 246DEG 32KT 4154 8288 

$$

KOSARIK

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 18, 4:02 AM EDT	Severe Thunderstorm Warning	CLE	Lucas	28 min
Jul 18, 4:11 AM EDT	Special Marine Warning	CLE		2 hr
Jul 18, 4:31 AM EDT	Severe Thunderstorm Warning	CLE	Hancock, Wood	44 min
Jul 18, 4:33 AM EDT	Severe Thunderstorm Warning	CLE	Sandusky	42 min
Jul 18, 4:58 AM EDT	Severe Thunderstorm Warning	CLE	Crawford, Seneca, Wyandot	42 min
Jul 18, 5:04 AM EDT	Severe Thunderstorm Warning	CLE	Erie, Huron	41 min
Jul 18, 5:34 AM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga, Lorain	56 min
Jul 18, 6:12 AM EDT	Severe Thunderstorm Warning	CLE	Lorain	20 min
Jul 18, 3:44 PM EDT	Small Craft Advisory	CLE		6 hr
Jul 18, 3:47 PM EDT	Beach Hazards Statement	CLE	Ashtabula	6 hr

Nearby

Severe Thunderstorm Warnings in Ohio, 2016 Every severe thunderstorm warning in 2016

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.