Alert archive / Ohio / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 87, NWS Cleveland, OH

July 7, 2017Hancock County, Seneca County, Wyandot County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jul 7, 2017, 10:34 AM EDT for Hancock County, Seneca County, Wyandot County, Ohio. It was in force for 41 min. 4 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jul 7, 2017, 10:34 AM EDT (14:34 UTC)
Expired: Jul 7, 2017, 11:15 AM EDT
In force: 41 min
Issued by: NWS Cleveland, OH
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Hancock County, OH, Seneca County, OH, Wyandot County, OH

The radar

The Cleveland radar (KCLE), 143 km from the middle of the area, began a volume at 14:34 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.

What was reported inside it

Time	Report	Where	Remark
Jul 7, 10:37 AM EDT	HAIL 1	Vanlue, OH	SEVERAL PIECES OF 3/4 INCH TO 1 INCH HAIL REPORTED IN VANLUE.
Jul 7, 11:00 AM EDT	HAIL 1	4 Sse Carey, OH	TRAINED SPOTTER REPORTED QUARTER-SIZED HAIL NEAR THE TOWNS OF CRAWFORD AND LOVELL.
Jul 7, 11:04 AM EDT	HAIL 0.88	Van Buren, OH
Jul 7, 11:05 AM EDT	HAIL 1	Van Buren, OH	POST OFFICE EMPLOYEE REPORTED MARBLE TO QUARTER SIZED HAIL IN VAN BUREN. TIME ESTIMATED VIA RADAR.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jul 7, 9:46 AM EDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 2.6 hours before the alert went out and 173 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: 678 J/kg
Mixed-layer CIN: -46 J/kg
Mixed-layer LCL: 863 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 171 m²/s²
0-3 km storm-relative helicity: 169 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 3.8

Open this sounding in Storm Lab

The text

As transmitted.

108 
WUUS51 KCLE 071434
SVRCLE
OHC063-147-175-071515-
/O.NEW.KCLE.SV.W.0087.170707T1434Z-170707T1515Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Cleveland OH
1034 AM EDT FRI JUL 7 2017

The National Weather Service in Cleveland has issued a

* Severe Thunderstorm Warning for...
  Southwestern Seneca County in northwestern Ohio...
  Wyandot County in northwestern Ohio...
  Eastern Hancock County in northwestern Ohio...

* Until 1115 AM EDT

* At 1034 AM EDT, a severe thunderstorm was located over Vanlue, or 7
  miles southeast of Findlay, moving east at 30 mph.

  HAZARD...60 mph wind gusts and quarter size hail. 

  SOURCE...Radar indicated. 

  IMPACT...Minor damage to vehicles is possible. Expect damage to 
           trees and power lines. 

* Locations impacted include...
  Findlay, Tiffin, Fostoria, Upper Sandusky, Forest, Arlington,
  Sycamore, Arcadia, Vanlue, Van Buren, New Riegel, Carey, Nevada,
  Bloomdale, Mount Blanchard, Wharton, Bairdstown, Kirby, Bascom and
  Williamstown.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4117 8366 4117 8312 4077 8311 4081 8350
      4082 8351 4082 8365
TIME...MOT...LOC 1434Z 270DEG 27KT 4097 8353 

HAIL...1.00IN
WIND...60MPH
 
$$

Sefcovic

1 follow-up statement

858 
WWUS51 KCLE 071451
SVSCLE

Severe Weather Statement
National Weather Service Cleveland OH
1051 AM EDT FRI JUL 7 2017

OHC063-147-175-071515-
/O.CON.KCLE.SV.W.0087.000000T0000Z-170707T1515Z/
Seneca OH-Wyandot OH-Hancock OH-
1051 AM EDT FRI JUL 7 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 AM EDT
FOR SOUTHWESTERN SENECA...WYANDOT AND EASTERN HANCOCK COUNTIES...

At 1049 AM EDT, a severe thunderstorm was located near Vanlue, or 9 
miles northwest of Upper Sandusky, moving east at 25 mph. Hail one 
inch in diameter was reported in Vanlue with this storm.

HAZARD...60 mph wind gusts and quarter size hail. 

SOURCE...Radar indicated. 

IMPACT...Minor damage to vehicles is possible. Expect damage to 
         trees and power lines. 

Locations impacted include...
Findlay, Tiffin, Fostoria, Upper Sandusky, Forest, Arlington,
Sycamore, Arcadia, Vanlue, Van Buren, New Riegel, Carey, Nevada,
Bloomdale, Mount Blanchard, Wharton, Bairdstown, Kirby, Bascom and
Williamstown.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4117 8366 4117 8312 4077 8311 4081 8350
      4082 8351 4082 8365
TIME...MOT...LOC 1449Z 287DEG 24KT 4093 8341 

HAIL...1.00IN
WIND...60MPH
 
$$

Kosarik

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 7, 5:50 AM EDT	Special Marine Warning	CLE		85 min
Jul 7, 6:17 AM EDT	Special Weather Statement	CLE	Wyandot	43 min
Jul 7, 6:18 AM EDT	Severe Thunderstorm Warning	CLE	Sandusky, Wood	30 min
Jul 7, 6:31 AM EDT	Special Marine Warning	CLE		119 min
Jul 7, 6:46 AM EDT	Special Weather Statement	CLE	Crawford, Erie, Hancock, Huron, Lorain, Richland and 3 more	44 min
Jul 7, 6:55 AM EDT	Special Marine Warning	CLE		50 min
Jul 7, 7:08 AM EDT	Severe Thunderstorm Warning	CLE	Cuyahoga, Lorain	59 min
Jul 7, 7:21 AM EDT	Severe Thunderstorm Warning	CLE	Ashland, Huron, Lorain, Medina	54 min
Jul 7, 7:28 AM EDT	Severe Thunderstorm Warning	CLE	Ashland, Morrow, Richland, Wayne	77 min
Jul 7, 7:35 AM EDT	Special Marine Warning	CLE		85 min
Jul 7, 7:43 AM EDT	Special Weather Statement	CLE	Ashtabula, Geauga, Lake, Portage, Summit, Trumbull	62 min
Jul 7, 7:57 AM EDT	Severe Thunderstorm Warning	CLE	Geauga, Portage, Summit	63 min
Jul 7, 8:40 AM EDT	Severe Thunderstorm Warning	CLE	Mahoning, Stark, Trumbull	50 min
Jul 7, 10:46 AM EDT	Severe Thunderstorm Warning	CLE	Hancock, Wood	59 min
Jul 7, 11:13 AM EDT	Severe Thunderstorm Warning	CLE	Crawford, Seneca, Wyandot	77 min
Jul 7, 11:29 AM EDT	Areal Flood Warning	CLE	Hancock, Seneca, Wood, Wyandot	3 hr
Jul 7, 12:05 PM EDT	Tornado Warning	CLE	Crawford, Marion, Wyandot	40 min
Jul 7, 12:19 PM EDT	Severe Thunderstorm Warning	CLE	Crawford, Marion, Morrow, Wyandot	71 min
Jul 7, 12:22 PM EDT	Severe Thunderstorm Warning	CLE	Ashland, Holmes, Richland, Wayne	68 min
Jul 7, 12:23 PM EDT	Areal Flood Warning	CLE	Crawford	3 hr
Jul 7, 12:43 PM EDT	Areal Flood Warning	CLE	Marion, Morrow	3 hr
Jul 7, 12:47 PM EDT	Severe Thunderstorm Warning	CLE	Knox	73 min
Jul 7, 1:45 PM EDT	Areal Flood Advisory	CLE	Knox	3 hr
Jul 7, 2:11 PM EDT	Special Weather Statement	CLE	Holmes	34 min
Jul 7, 2:31 PM EDT	Areal Flood Advisory	CLE	Wyandot	5 hr
Jul 7, 3:51 PM EDT	Small Craft Advisory	CLE		24 hr

Nearby

Severe Thunderstorm Warnings in Ohio, 2017 Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.