Alert archive / Ohio / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 88, NWS Cleveland, OH

July 1, 2012Ashland County, Lorain County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jul 1, 2012, 7:12 PM EDT for Ashland County, Lorain County, Ohio. It was in force for 78 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: Jul 1, 2012, 7:12 PM EDT (23:12 UTC)
Expired: Jul 1, 2012, 8:30 PM EDT
In force: 78 min
Issued by: NWS Cleveland, OH
Area: Storm-based polygon

Counties Ashland County, OH, Lorain County, OH

The radar

The Cleveland radar (KCLE), 33 km from the middle of the area, began a volume at 23:13 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 1, 7:30 PM EDT	TSTM WND GST 70	Sw Oberlin, OH
Jul 1, 7:40 PM EDT	TSTM WND GST 0	Penfield, OH	ESTIMATED WIND GUST AT LEAST 60 MPH.
Jul 1, 7:40 PM EDT	TSTM WND GST 60	Penfield, OH	ESTIMATED WIND GUST AT LEAST 60 MPH.

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 1, 5:40 PM EDT	Severe Thunderstorm Watch	SPC	4 hr

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 11.2 hours before the alert went out and 193 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: 529 J/kg
Mixed-layer CIN: -169 J/kg
Mixed-layer LCL: 1414 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 14 m²/s²
0-3 km storm-relative helicity: 63 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.9

Open this sounding in Storm Lab

The text

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

514 
WUUS51 KCLE 012312
SVRCLE
OHC005-093-020030-
/O.NEW.KCLE.SV.W.0088.120701T2312Z-120702T0030Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
712 PM EDT SUN JUL 1 2012

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN ASHLAND COUNTY IN NORTH CENTRAL OHIO
  LORAIN COUNTY IN NORTH CENTRAL OHIO

* UNTIL 830 PM EDT

* AT 707 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DESTRUCTIVE WINDS IN EXCESS OF 75 MPH.  THIS STORM WAS LOCATED 18
  MILES WEST OF WELLINGTON...AND MOVING EAST AT 45 MPH.

* LOCATIONS IMPACTED INCLUDE...
  LORAIN...
  ELYRIA...
  AMHERST...
  WELLINGTON...
  NORTH RIDGEVILLE...
  AVON LAKE...
  GRAFTON...

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 4100 8243 4106 8243 4107 8234 4143 8235
      4144 8227 4152 8203 4151 8196 4136 8197
      4135 8188 4128 8188 4127 8197 4120 8198
      4120 8207 4114 8208 4114 8217 4099 8217
      4099 8212 4097 8213
TIME...MOT...LOC 2312Z 289DEG 38KT 4112 8250

$$

KOSARIK

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 1, 5:16 PM EDT	Severe Thunderstorm Warning	CLE	Lucas	63 min
Jul 1, 5:27 PM EDT	Severe Thunderstorm Warning	CLE	Wood	68 min
Jul 1, 5:34 PM EDT	Special Marine Warning	CLE		116 min
Jul 1, 5:52 PM EDT	Severe Thunderstorm Warning	CLE	Erie, Ottawa, Sandusky	68 min
Jul 1, 6:10 PM EDT	Tornado Warning	CLE	Erie, Ottawa, Sandusky	50 min
Jul 1, 6:20 PM EDT	Special Marine Warning	CLE		115 min
Jul 1, 6:41 PM EDT	Severe Thunderstorm Warning	CLE	Huron, Seneca	64 min
Jul 1, 6:57 PM EDT	Severe Thunderstorm Warning	CLE	Erie	48 min
Jul 1, 7:06 PM EDT	Tornado Warning	CLE	Erie, Huron	24 min
Jul 1, 7:19 PM EDT	Severe Thunderstorm Warning	CLE	Ashland, Knox, Richland	56 min
Jul 1, 7:23 PM EDT	Special Marine Warning	CLE		97 min
Jul 1, 7:37 PM EDT	Severe Thunderstorm Warning	CLE	Holmes, Medina, Wayne	68 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2012 Every 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.