Alert archive / Ohio / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 156, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Aug 4, 2012, 11:30 PM EDT for Ashland County, Lorain County, Medina County, Ohio. It was in force for 40 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
- Aug 4, 2012, 11:30 PM EDT (03:30 UTC)
- Expired
- Aug 5, 2012, 12:10 AM EDT
- In force
- 40 min
- Issued by
- NWS Cleveland, OH
- Area
- Storm-based polygon
Counties Ashland County, OH, Lorain County, OH, Medina County, OH
The radar
The Cleveland radar (KCLE), 52 km from the middle of the area, began a volume at 03:31 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 |
|---|---|---|---|
| Aug 4, 11:45 PM EDT | TSTM WND DMG | Ashland, OH | TREES DOWN IN THE CITY AND OUTSKIRTS. |
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 |
|---|---|---|---|
| Aug 4, 7:50 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Pittsburgh, PA (KAGC), launched 00:00Z, 3.5 hours before the alert went out and 186 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.
- Mixed-layer CAPE
- 903 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 1468 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -2 m²/s²
- 0-3 km storm-relative helicity
- 14 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
665
WUUS51 KCLE 050330
SVRCLE
OHC005-093-103-050430-
/O.NEW.KCLE.SV.W.0156.120805T0330Z-120805T0430Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
1130 PM EDT SAT AUG 4 2012
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
ASHLAND COUNTY IN NORTH CENTRAL OHIO
LORAIN COUNTY IN NORTH CENTRAL OHIO
MEDINA COUNTY IN NORTHEAST OHIO
* UNTIL 1230 AM EDT
* AT 1125 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM VERMILION TO 8 MILES NORTH OF SAVANNAH TO 7 MILES WEST OF
HAYESVILLE...AND MOVING EAST AT 30 MPH.
* LOCATIONS IMPACTED INCLUDE...
LORAIN...
ELYRIA...
LITCHFIELD...
MEDINA...
VERMILION...
LOUDONVILLE...
WELLINGTON...
POLK...
HAYESVILLE...
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 4072 8234 4073 8238 4081 8239 4082 8242
4100 8243 4106 8243 4107 8234 4143 8235
4152 8199 4151 8196 4136 8197 4135 8188
4128 8188 4127 8168 4099 8168 4099 8212
4067 8212 4067 8222 4057 8222 4056 8234
TIME...MOT...LOC 0330Z 258DEG 24KT 4139 8236 4108 8229
4076 8234
$$
LAPLANTE1 follow-up statement
060
WWUS51 KCLE 050410
SVSCLE
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
1210 AM EDT SUN AUG 5 2012
OHC005-093-103-050420-
/O.CAN.KCLE.SV.W.0156.000000T0000Z-120805T0430Z/
ASHLAND OH-LORAIN OH-MEDINA OH-
1210 AM EDT SUN AUG 5 2012
...THE SEVERE THUNDERSTORM WARNING FOR MEDINA...LORAIN AND ASHLAND
COUNTIES IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND NO LONGER
APPEARED TO BE SEVERE.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 200 AM EDT SUNDAY
MORNING FOR NORTHWESTERN OHIO.
LAT...LON 4072 8234 4073 8238 4081 8239 4082 8242
4100 8243 4106 8243 4107 8234 4143 8235
4152 8199 4151 8196 4136 8197 4135 8188
4128 8188 4127 8168 4099 8168 4099 8212
4067 8212 4067 8222 4057 8222 4056 8234
TIME...MOT...LOC 0410Z 258DEG 24KT 4145 8201 4114 8194
4082 8199
$$
JMAYERSThe office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 4, 8:09 PM EDT | Severe Thunderstorm Warning | CLE | Ottawa, Sandusky | 55 min |
| Aug 4, 8:22 PM EDT | Special Marine Warning | CLE | 113 min | |
| Aug 4, 9:19 PM EDT | Severe Thunderstorm Warning | CLE | Hancock, Lucas, Wood | 71 min |
| Aug 4, 10:00 PM EDT | Special Marine Warning | CLE | 2 hr | |
| Aug 4, 10:04 PM EDT | Severe Thunderstorm Warning | CLE | Ottawa, Sandusky, Seneca, Wyandot | 71 min |
| Aug 4, 10:37 PM EDT | Severe Thunderstorm Warning | CLE | Marion | 53 min |
| Aug 4, 10:43 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie, Huron | 62 min |
| Aug 4, 11:44 PM EDT | Severe Thunderstorm Warning | CLE | Wayne | 61 min |
| Aug 4, 11:50 PM EDT | Special Marine Warning | CLE | 100 min | |
| Aug 4, 11:51 PM EDT | Severe Thunderstorm Warning | CLE | Cuyahoga | 22 min |
| Aug 4, 11:56 PM EDT | Severe Thunderstorm Warning | CLE | Knox | 47 min |
| Aug 5, 11:19 AM EDT | Special Marine Warning | CLE | 86 min | |
| Aug 5, 2:42 PM EDT | Tornado Warning | CLE | Trumbull | 18 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.