Alert archive / Ohio / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 179, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Sep 7, 2012, 4:29 PM EDT for Summit County, Ohio. It was in force for 46 min. 5 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
- Sep 7, 2012, 4:29 PM EDT (20:29 UTC)
- Expired
- Sep 7, 2012, 5:15 PM EDT
- In force
- 46 min
- Issued by
- NWS Cleveland, OH
- Area
- Storm-based polygon
County Summit County, OH
The radar
The Cleveland radar (KCLE), 43 km from the middle of the area, began a volume at 20:30 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 |
|---|---|---|---|
| Sep 7, 4:32 PM EDT | HAIL 0.88 | Cuyahoga Falls, OH | |
| Sep 7, 4:35 PM EDT | HAIL 0.88 | Akron, OH | |
| Sep 7, 4:36 PM EDT | HAIL 1 | Cuyahoga Falls, OH | |
| Sep 7, 4:37 PM EDT | HAIL 1 | Akron, OH | |
| Sep 7, 5:00 PM EDT | TSTM WND DMG | Tallmadge, OH | SEVERAL LARGE LIMBS DOWN AND A 2 AND A HALF INCH DIAMETER ALUMINUM FLAG POLE 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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Sep 7, 3:22 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 8.5 hours before the alert went out and 145 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
- 1010 J/kg
- Mixed-layer CIN
- -40 J/kg
- Mixed-layer LCL
- 1160 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 28 m²/s²
- 0-3 km storm-relative helicity
- 41 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 3.3
The text
As transmitted, in the capitals the NWS used until 2016.
553
WUUS51 KCLE 072029
SVRCLE
OHC153-072115-
/O.NEW.KCLE.SV.W.0179.120907T2029Z-120907T2115Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
429 PM EDT FRI SEP 7 2012
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SUMMIT COUNTY IN NORTHEAST OHIO
* UNTIL 515 PM EDT
* AT 425 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 NEAR
CUYAHOGA FALLS...AND MOVING NORTHEAST AT 30 MPH.
* LOCATIONS IMPACTED INCLUDE...
HUDSON...
MACEDONIA...
TWINSBURG...
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 4091 8164 4098 8165 4099 8169 4127 8168
4128 8156 4133 8159 4135 8159 4134 8139
4099 8139 4098 8142 4091 8143
TIME...MOT...LOC 2030Z 236DEG 28KT 4116 8148
$$
LAPLANTE1 follow-up statement
394
WWUS51 KCLE 072113
SVSCLE
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
513 PM EDT FRI SEP 7 2012
OHC153-072121-
/O.EXP.KCLE.SV.W.0179.000000T0000Z-120907T2115Z/
SUMMIT OH-
513 PM EDT FRI SEP 7 2012
...THE SEVERE THUNDERSTORM WARNING FOR SUMMIT COUNTY EXPIRES AT 515
PM EDT...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
ONE INCH HAIL WAS REPORTED IN AKRON AT 437 PM EDT.
ADDITIONAL STORMS MAY MOVE ACROSS THE AREA IN THE NEXT HOUR.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT FRIDAY
EVENING FOR NORTHEASTERN OHIO AND NORTHWEST PENNSYLVANIA.
LAT...LON 4091 8164 4098 8165 4099 8169 4127 8168
4128 8156 4133 8159 4135 8159 4134 8139
4099 8139 4098 8142 4091 8143
TIME...MOT...LOC 2111Z 236DEG 28KT 4134 8113
$$
LAPLANTEThe office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 7, 2:12 PM EDT | Severe Thunderstorm Warning | CLE | Cuyahoga, Medina, Summit | 48 min |
| Sep 7, 2:17 PM EDT | Severe Thunderstorm Warning | CLE | Hancock, Wood | 58 min |
| Sep 7, 2:51 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Huron, Seneca | 54 min |
| Sep 7, 3:13 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Marion, Wyandot | 62 min |
| Sep 7, 3:18 PM EDT | Severe Thunderstorm Warning | CLE | Erie, Huron | 57 min |
| Sep 7, 3:28 PM EDT | Special Marine Warning | CLE | 77 min | |
| Sep 7, 3:44 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Huron, Seneca | 19 min |
| Sep 7, 4:26 PM EDT | Gale Warning | CLE | 23 hr | |
| Sep 7, 4:46 PM EDT | Severe Thunderstorm Warning | CLE | Medina | 29 min |
| Sep 7, 4:49 PM EDT | Severe Thunderstorm Warning | CLE | Portage | 56 min |
| Sep 7, 5:52 PM EDT | Severe Thunderstorm Warning | CLE | Mahoning, Portage, Stark, Trumbull | 53 min |
| Sep 7, 6:26 PM EDT | Areal Flood Advisory | CLE | Mahoning, Trumbull | 81 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.