Alert archive / Ohio / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 85, NWS Cleveland, OH

July 1, 2012Erie County, Ottawa County, Sandusky County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jul 1, 2012, 5:52 PM EDT for Erie County, Ottawa County, Sandusky County, Ohio. It was in force for 68 min. 12 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 1, 2012, 5:52 PM EDT (21:52 UTC)
Expired
Jul 1, 2012, 7:00 PM EDT
In force
68 min
Issued by
NWS Cleveland, OH
Area
Storm-based polygon

Counties Erie County, OH, Ottawa County, OH, Sandusky County, OH

The radar

The Cleveland radar (KCLE), 82 km from the middle of the area, began a volume at 21:51 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
Jul 1, 6:03 PM EDTHAIL 1Oak Harbor, OH
Jul 1, 6:05 PM EDTHAIL 1.25Oak Harbor, OH
Jul 1, 6:15 PM EDTHAIL 1.75Catawba Island, OH
Jul 1, 6:23 PM EDTHAIL 1.751 W Marblehead, OH
Jul 1, 6:25 PM EDTHAIL 1Port Clinton, OH
Jul 1, 6:25 PM EDTHAIL 1.757 Ne Port Clinton, OH
Jul 1, 6:30 PM EDTTSTM WND DMGCatawba Island, OHNUMEROUS TREES WERE DOWNED AND UPROOTED. SOME HOUSES SUSTAINED ROOF AND SIDING DAMAGE. AT LEAST ONE LARGE TREE FELL AND CRUSHED A HOUSE.
Jul 1, 6:30 PM EDTTSTM WND DMGMarblehead, OHSIDING BLOW OFF A HOUSE.
Jul 1, 6:30 PM EDTHAIL 1.75Marblehead, OHHAIL DAMAGE TO A CAR
Jul 1, 6:35 PM EDTTSTM WND DMGMarblehead, OHMULTIPLE TREES AND POWER LINES DOWN.
Jul 1, 6:45 PM EDTTSTM WND DMGGibsonburg, OH
Jul 1, 6:56 PM EDTTSTM WND DMG1 E Fremont, OHA FEW TREES WERE REPORTED 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
Jul 1, 5:40 PM EDTSevere Thunderstorm WatchSPC4 hr

The nearest sounding before it

Detroit, MI (KDTX), launched 12:00Z, 9.9 hours before the alert went out and 140 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, Detroit, MI at 12:00Z on 2012-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Detroit, MI at 12:00Z on 2012-07-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 8 square meters per square second.19395878Sfc1 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
2 J/kg
Mixed-layer CIN
-291 J/kg
Mixed-layer LCL
1587 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
8 m²/s²
0-3 km storm-relative helicity
104 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

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

570 
WUUS51 KCLE 012152
SVRCLE
OHC043-123-143-012300-
/O.NEW.KCLE.SV.W.0085.120701T2152Z-120701T2300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
552 PM EDT SUN JUL 1 2012

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ERIE COUNTY IN NORTH CENTRAL OHIO
  OTTAWA COUNTY IN NORTHWEST OHIO
  SANDUSKY COUNTY IN NORTHWEST OHIO

* UNTIL 700 PM EDT

* AT 551 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 10   
MILES NORTHWEST OF PUT-IN-BAY...AND MOVING SOUTHEAST AT 25 MPH. 
OTHER STORMS WERE IN NORTHERN WOOD COUNTY MOVING EAST AT 30 MPH.

* LOCATIONS IMPACTED INCLUDE...
  PORT CLINTON...
  CLYDE...
  SANDUSKY...
  GREEN SPRINGS...
  PUT-IN-BAY...
  KELLEYS ISLAND...
  CASTALIA...
  BELLEVUE...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS STORM. SEEK SHELTER INSIDE NOW AND STAY AWAY FROM
WINDOWS.

&&

PLEASE REPORT HAIL AND STRONG WINDS TO THE NATIONAL WEATHER SERVICE
BY CALLING TOLL FREE...877-633-6772...WHEN YOU CAN DO SO SAFELY.

LAT...LON 4162 8341 4163 8314 4152 8292 4160 8282
      4165 8287 4173 8282 4170 8277 4161 8282
      4155 8279 4155 8278 4157 8271 4161 8275
      4162 8272 4163 8266 4151 8271 4142 8259
      4139 8247 4143 8235 4129 8235 4125 8342
TIME...MOT...LOC 2152Z 287DEG 22KT 4176 8294

$$

KOSARIK

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 1, 5:16 PM EDTSevere Thunderstorm WarningCLELucas63 min
Jul 1, 5:27 PM EDTSevere Thunderstorm WarningCLEWood68 min
Jul 1, 5:34 PM EDTSpecial Marine WarningCLE116 min
Jul 1, 6:10 PM EDTTornado WarningCLEErie, Ottawa, Sandusky50 min
Jul 1, 6:20 PM EDTSpecial Marine WarningCLE115 min
Jul 1, 6:41 PM EDTSevere Thunderstorm WarningCLEHuron, Seneca64 min
Jul 1, 6:57 PM EDTSevere Thunderstorm WarningCLEErie48 min
Jul 1, 7:06 PM EDTTornado WarningCLEErie, Huron24 min
Jul 1, 7:12 PM EDTSevere Thunderstorm WarningCLEAshland, Lorain78 min
Jul 1, 7:19 PM EDTSevere Thunderstorm WarningCLEAshland, Knox, Richland56 min
Jul 1, 7:23 PM EDTSpecial Marine WarningCLE97 min
Jul 1, 7:37 PM EDTSevere Thunderstorm WarningCLEHolmes, Medina, Wayne68 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2012Every severe thunderstorm warning in 2012

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.