Alert archive / Ohio / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 32, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at May 12, 2011, 3:34 PM EDT for 4 counties in Ohio. It was in force for 56 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
- May 12, 2011, 3:34 PM EDT (19:34 UTC)
- Expired
- May 12, 2011, 4:30 PM EDT
- In force
- 56 min
- Issued by
- NWS Cleveland, OH
- Area
- Storm-based polygon
Counties Crawford County, OH, Huron County, OH, Richland County, OH, Seneca County, OH
The radar
The Cleveland radar (KCLE), 84 km from the middle of the area, began a volume at 19:36 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 |
|---|---|---|---|
| May 12, 4:00 PM EDT | HAIL 1 | 2 S Norwalk, OH |
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 |
|---|---|---|---|
| May 12, 11:04 AM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Detroit, MI (KDTX), launched 12:00Z, 7.6 hours before the alert went out and 188 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
- 34 J/kg
- Mixed-layer CIN
- -266 J/kg
- Mixed-layer LCL
- 1215 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 180 m²/s²
- 0-3 km storm-relative helicity
- 252 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.2
The text
As transmitted, in the capitals the NWS used until 2016.
770 WUUS51 KCLE 121934 SVRCLE OHC033-077-139-147-122030- /O.NEW.KCLE.SV.W.0032.110512T1934Z-110512T2030Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CLEVELAND OH 334 PM EDT THU MAY 12 2011 THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHERN CRAWFORD COUNTY IN NORTH CENTRAL OHIO WESTERN HURON COUNTY IN NORTH CENTRAL OHIO NORTHWESTERN RICHLAND COUNTY IN NORTH CENTRAL OHIO SOUTHEASTERN SENECA COUNTY IN NORTHWEST OHIO * UNTIL 430 PM EDT * AT 330 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 BLOOMVILLE...AND MOVING EAST AT 20 MPH. * LOCATIONS IMPACTED INCLUDE... NORWALK... NEW WASHINGTON... WILLARD... PLYMOUTH... 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 4128 8260 4099 8246 4092 8308 4103 8313 TIME...MOT...LOC 1934Z 254DEG 16KT 4100 8298 $$ LOMBARDY
1 follow-up statement
542 WWUS51 KCLE 122014 SVSCLE SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 414 PM EDT THU MAY 12 2011 OHC033-077-139-147-122030- /O.CON.KCLE.SV.W.0032.000000T0000Z-110512T2030Z/ CRAWFORD OH-HURON OH-RICHLAND OH-SENECA OH- 414 PM EDT THU MAY 12 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 PM EDT FOR NORTHWESTERN RICHLAND...WESTERN HURON AND NORTHERN CRAWFORD COUNTIES IN NORTH CENTRAL OHIO...AND SOUTHEASTERN SENECA COUNTY IN NORTHWEST OHIO... AT 408 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR WILLARD...OR 15 MILES WEST OF FITCHVILLE...MOVING EAST AT 20 MPH. LOCATIONS NEAR THE PATH OF THE SEVERE THUNDERSTORM INCLUDE... WILLARD...PLYMOUTH...NORTH FAIRFIELD AND GREENWICH. PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS IS A DANGEROUS STORM CAPABLE OF PRODUCING DAMAGING HAIL. SEEK SHELTER INSIDE NOW AND STAY AWAY FROM WINDOWS. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM EDT THURSDAY EVENING FOR NORTHERN OHIO AND NORTHWEST PENNSYLVANIA. && LAT...LON 4128 8260 4099 8246 4092 8308 4103 8313 TIME...MOT...LOC 2013Z 254DEG 16KT 4105 8276 $$ SCHULER
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 12, 5:11 AM EDT | Severe Thunderstorm Warning | CLE | Ashland, Richland | 49 min |
| May 12, 6:03 AM EDT | Severe Thunderstorm Warning | CLE | Ashland, Holmes, Wayne | 57 min |
| May 12, 7:02 AM EDT | Severe Thunderstorm Warning | CLE | Holmes | 58 min |
| May 12, 8:23 AM EDT | Special Marine Warning | CLE | 82 min | |
| May 12, 2:50 PM EDT | Severe Thunderstorm Warning | CLE | Erie, Huron, Lorain | 40 min |
| May 12, 3:33 PM EDT | Severe Thunderstorm Warning | CLE | Ashtabula, Geauga, Lake | 42 min |
| May 12, 3:44 PM EDT | Flash Flood Warning | CLE | Ashtabula, Geauga, Lake | 3 hr |
| May 12, 3:50 PM EDT | Severe Thunderstorm Warning | CLE | Ashland, Medina, Wayne | 55 min |
| May 12, 3:54 PM EDT | Severe Thunderstorm Warning | CLE | Erie, Huron | 51 min |
| May 12, 3:56 PM EDT | Severe Thunderstorm Warning | CLE | Medina, Portage, Summit | 64 min |
| May 12, 4:08 PM EDT | Severe Thunderstorm Warning | CLE | Cuyahoga, Medina, Summit | 67 min |
| May 12, 4:11 PM EDT | Areal Flood Advisory | CLE | Ashland, Cuyahoga, Erie, Geauga, Huron, Lake and 5 more | 10 hr |
| May 12, 4:14 PM EDT | Severe Thunderstorm Warning | CLE | Ashtabula, Geauga, Lake | 46 min |
| May 12, 4:19 PM EDT | Severe Thunderstorm Warning | CLE | Trumbull | 41 min |
| May 12, 4:26 PM EDT | Areal Flood Warning | CLE | Erie, Huron | 3 hr |
| May 12, 4:39 PM EDT | Severe Thunderstorm Warning | CLE | Geauga, Portage, Trumbull | 51 min |
| May 12, 4:45 PM EDT | Severe Thunderstorm Warning | CLE | Geauga | 45 min |
| May 12, 4:58 PM EDT | Severe Thunderstorm Warning | CLE | Ashland, Medina, Wayne | 47 min |
| May 12, 5:27 PM EDT | Areal Flood Advisory | CLE | Mahoning, Trumbull | 9 hr |
| May 12, 5:29 PM EDT | River Flood Warning | CLE | Erie, Huron | 7 hr |
| May 12, 5:43 PM EDT | Special Marine Warning | CLE | 77 min | |
| May 12, 5:58 PM EDT | Severe Thunderstorm Warning | CLE | Mahoning | 47 min |
| May 12, 6:38 PM EDT | Areal Flood Advisory | CLE | Sandusky, Seneca | 3 hr |
| May 12, 6:43 PM EDT | Areal Flood Warning | CLE | Geauga, Lake | 4 hr |
Nearby
Severe Thunderstorm Warnings in Ohio, 2011Every severe thunderstorm warning in 2011
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.