Alert archive / Ohio / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 18, NWS Cleveland, OH

June 15, 2016Knox County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jun 15, 2016, 7:47 PM EDT for Knox County, Ohio. It was in force for 58 min. 3 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
Jun 15, 2016, 7:47 PM EDT (23:47 UTC)
Expired
Jun 15, 2016, 8:45 PM EDT
In force
58 min
Issued by
NWS Cleveland, OH
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Knox County, OH

The radar

The Cleveland radar (KCLE), 123 km from the middle of the area, began a volume at 23:49 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 15, 7:58 PM EDTTSTM WND DMGMount Vernon, OHTREES DOWN ON STATE ROUTE 13 ON THE NORTH SIDE OF TOWN.
Jun 15, 8:00 PM EDTTSTM WND DMGMount Vernon, OHTREES DOWN ON ROUTE 3.
Jun 15, 8:04 PM EDTTSTM WND DMGMount Vernon, OHTREES AND POWER LINES DOWN.

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

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.8 hours before the alert went out and 160 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 2016-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 80 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 2016-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 62 square meters per square second.193958Sfc1 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
80 J/kg
Mixed-layer CIN
-139 J/kg
Mixed-layer LCL
1133 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
62 m²/s²
0-3 km storm-relative helicity
83 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

403 
WUUS51 KCLE 152347
SVRCLE
OHC083-160045-
/O.NEW.KCLE.SV.W.0018.160615T2347Z-160616T0045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
747 PM EDT WED JUN 15 2016

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  KNOX COUNTY IN NORTH CENTRAL OHIO...

* UNTIL 845 PM EDT

* AT 747 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR
  FREDERICKTOWN...OR NEAR MOUNT VERNON...MOVING SOUTHEAST AT 15 MPH.

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

  SOURCE...RADAR INDICATED. 

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE 
           TO ROOFS...SIDING AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  MOUNT VERNON...FREDERICKTOWN...GAMBIER...DANVILLE...MARTINSBURG...
  AMITY AND BLADENSBURG.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4040 8264 4055 8252 4055 8248 4043 8218
      4027 8219 4024 8220 4024 8237
TIME...MOT...LOC 2347Z 303DEG 15KT 4045 8250 

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

OUDEMAN
2 follow-up statements
768 
WWUS51 KCLE 160016
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
816 PM EDT WED JUN 15 2016

OHC083-160045-
/O.CON.KCLE.SV.W.0018.000000T0000Z-160616T0045Z/
KNOX OH-
816 PM EDT WED JUN 15 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM EDT
FOR EASTERN KNOX COUNTY...

AT 814 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER GAMBIER...OR
NEAR MOUNT VERNON...MOVING SOUTHEAST AT 25 MPH.

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

SOURCE...RADAR INDICATED. 

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO
         ROOFS...SIDING AND TREES. DOWNPOURS WILL CAUSE PONDING OF
         WATER AND STREET FLOODING.

LOCATIONS IMPACTED INCLUDE...
MOUNT VERNON...GAMBIER...DANVILLE...MARTINSBURG...
AMITY AND BLADENSBURG. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4034 8255 4050 8241 4051 8238 4043 8218
      4027 8219 4024 8220 4024 8237
TIME...MOT...LOC 0014Z 307DEG 22KT 4036 8242 

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

OUDEMAN
926 
WWUS51 KCLE 160043
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
843 PM EDT WED JUN 15 2016

OHC083-160051-
/O.EXP.KCLE.SV.W.0018.000000T0000Z-160616T0045Z/
KNOX OH-
843 PM EDT WED JUN 15 2016

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN KNOX COUNTY WILL
EXPIRE AT 845 PM EDT...
    
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS WEAKENED.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE. FREQUENT LIGHTNING
IS STILL OCCURRING WITH THIS STORM AS IT EXITS SOUTHEAST KNOX COUNTY.

LAT...LON 4034 8255 4050 8241 4051 8238 4043 8218
      4027 8219 4024 8220 4024 8237
TIME...MOT...LOC 0040Z 303DEG 15KT 4036 8242 

$$

OUDEMAN

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 15, 7:44 PM EDTSpecial Weather StatementCLEKnox46 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2016Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.