Alert archive / Ohio / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 45, NWS Cleveland, OH

June 12, 2015Hancock County, Wyandot County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jun 12, 2015, 2:18 PM EDT for Hancock County, Wyandot County, Ohio. It was in force for 27 min. 1 report 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
Jun 12, 2015, 2:18 PM EDT (18:18 UTC)
Expired
Jun 12, 2015, 2:45 PM EDT
In force
27 min
Issued by
NWS Cleveland, OH
Area
Storm-based polygon
Hail
0.75 in
Wind
70.0 mph

Counties Hancock County, OH, Wyandot County, OH

The radar

The Cleveland radar (KCLE), 140 km from the middle of the area, began a volume at 18:18 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

TimeReportWhereRemark
Jun 12, 2:45 PM EDTTSTM WND DMGUpper Sandusky, OH2 UTILITY POLES DOWN

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.

IssuedProductOfficeLasted
Jun 12, 1:14 PM EDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 6.3 hours before the alert went out and 168 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, Cncnati-Daytn, OH at 12:00Z on 2015-06-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 38 joules per kilogram.LCLLFCEL10008507005003002001001 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, Cncnati-Daytn, OH at 12:00Z on 2015-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -110 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
38 J/kg
Mixed-layer CIN
-77 J/kg
Mixed-layer LCL
1338 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
-110 m²/s²
0-3 km storm-relative helicity
-97 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

688 
WUUS51 KCLE 121818
SVRCLE
OHC063-175-121845-
/O.NEW.KCLE.SV.W.0045.150612T1818Z-150612T1845Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
218 PM EDT FRI JUN 12 2015

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN WYANDOT COUNTY IN NORTHWESTERN OHIO...
  SOUTHEASTERN HANCOCK COUNTY IN NORTHWESTERN OHIO...

* UNTIL 245 PM EDT

* AT 217 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR ARLINGTON...
  OR 11 MILES SOUTHEAST OF FINDLAY...MOVING EAST AT 65 MPH.

  HAZARD...70 MPH WIND GUSTS AND PENNY SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT CONSIDERABLE TREE DAMAGE. DAMAGE IS LIKELY TO 
           MOBILE HOMES...ROOFS AND OUTBUILDINGS. 

* LOCATIONS IMPACTED INCLUDE...
  UPPER SANDUSKY...FOREST...ARLINGTON...SYCAMORE...VANLUE...CAREY...
  MOUNT BLANCHARD...WHARTON AND KIRBY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4102 8343 4099 8342 4099 8311 4084 8311
      4084 8312 4080 8350 4082 8351 4082 8364
      4096 8368
TIME...MOT...LOC 1817Z 257DEG 57KT 4090 8355 

HAIL...0.75IN
WIND...70MPH
 
$$

LAPLANTE
1 follow-up statement
040 
WWUS51 KCLE 121836
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
236 PM EDT FRI JUN 12 2015

OHC063-121845-
/O.CAN.KCLE.SV.W.0045.000000T0000Z-150612T1845Z/
HANCOCK OH-
236 PM EDT FRI JUN 12 2015

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN HANCOCK COUNTY IS
CANCELLED...
    
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF 
THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT FOR
NORTHWESTERN OHIO.

LAT...LON 4099 8311 4084 8311 4084 8312 4080 8350
      4082 8351 4099 8342
TIME...MOT...LOC 1835Z 260DEG 45KT 4091 8319 

$$

OHC175-121845-
/O.CON.KCLE.SV.W.0045.000000T0000Z-150612T1845Z/
WYANDOT OH-
236 PM EDT FRI JUN 12 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 PM EDT
FOR NORTHERN WYANDOT COUNTY...

AT 235 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR SYCAMORE...OR
7 MILES NORTHEAST OF UPPER SANDUSKY...MOVING EAST AT 50 MPH.

HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL. 

SOURCE...RADAR INDICATED. 

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

LOCATIONS IMPACTED INCLUDE...
UPPER SANDUSKY...FOREST...SYCAMORE...CAREY...WHARTON AND KIRBY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4099 8311 4084 8311 4084 8312 4080 8350
      4082 8351 4099 8342
TIME...MOT...LOC 1835Z 260DEG 45KT 4091 8319 

HAIL...0.75IN
WIND...60MPH
 
$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 12, 1:31 PM EDTSpecial Marine WarningCLE119 min
Jun 12, 1:38 PM EDTSevere Thunderstorm WarningCLEHancock, Seneca, Wood52 min
Jun 12, 1:49 PM EDTSevere Thunderstorm WarningCLEHancock26 min
Jun 12, 2:02 PM EDTSpecial Marine WarningCLE28 min
Jun 12, 2:18 PM EDTSpecial Marine WarningCLE117 min
Jun 12, 2:25 PM EDTSevere Thunderstorm WarningCLESeneca35 min
Jun 12, 2:38 PM EDTSevere Thunderstorm WarningCLEErie, Huron39 min
Jun 12, 3:15 PM EDTSevere Thunderstorm WarningCLELorain23 min
Jun 12, 3:57 PM EDTSevere Thunderstorm WarningCLEPortage, Summit48 min
Jun 12, 4:27 PM EDTSevere Thunderstorm WarningCLEStark33 min
Jun 12, 4:40 PM EDTSevere Thunderstorm WarningCLEMahoning, Trumbull50 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2015Every severe thunderstorm warning in 2015

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.