Alert archive / Ohio / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 31, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at May 12, 2011, 3:33 PM EDT for Ashtabula County, Geauga County, Lake County, Ohio. It was in force for 42 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 12, 2011, 3:33 PM EDT (19:33 UTC)
- Expired
- May 12, 2011, 4:15 PM EDT
- In force
- 42 min
- Issued by
- NWS Cleveland, OH
- Area
- Storm-based polygon
Counties Ashtabula County, OH, Geauga County, OH, Lake County, OH
The radar
The Cleveland radar (KCLE), 74 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.
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
Pittsburgh, PA (KPIT), launched 12:00Z, 7.6 hours before the alert went out and 160 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1624 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 22 m²/s²
- 0-3 km storm-relative helicity
- 44 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
275 WUUS51 KCLE 121933 SVRCLE OHC007-055-085-122015- /O.NEW.KCLE.SV.W.0031.110512T1933Z-110512T2015Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CLEVELAND OH 333 PM EDT THU MAY 12 2011 THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WESTERN ASHTABULA COUNTY IN NORTHEAST OHIO NORTHEASTERN GEAUGA COUNTY IN NORTHEAST OHIO EASTERN LAKE COUNTY IN NORTHEAST OHIO * UNTIL 415 PM EDT * AT 331 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED 7 MILES NORTH OF AQUILLA...AND MOVING EAST AT 15 MPH. * LOCATIONS IMPACTED INCLUDE... RURAL NORTHEASTERN GEAUGA COUNTY RURAL WESTERN ASHTABULA COUNTY 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 4178 8093 4154 8092 4153 8121 4171 8119 TIME...MOT...LOC 1933Z 268DEG 12KT 4164 8112 $$ OUDEMAN
1 follow-up statement
586 WWUS51 KCLE 121957 SVSCLE SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 357 PM EDT THU MAY 12 2011 OHC007-055-085-122015- /O.CON.KCLE.SV.W.0031.000000T0000Z-110512T2015Z/ GEAUGA OH-LAKE OH-ASHTABULA OH- 357 PM EDT THU MAY 12 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM EDT FOR WESTERN ASHTABULA...EASTERN LAKE AND NORTHEASTERN GEAUGA COUNTIES... AT 350 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED 6 MILES NORTHEAST OF AQUILLA...OR NEAR CHARDON...MOVING EAST AT 15 MPH. LOCATIONS NEAR THE PATH OF THE SEVERE THUNDERSTORM INCLUDE...RURAL NORTHEASTERN GEAUGA COUNTY AND RURAL WESTERN ASHTABULA COUNTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN INCH AND QUARTER DIAMETER HAIL REPORTED AT HAMDEM TWP. IF YOU ARE IN THE PATH OF THE STORM...TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM EDT THURSDAY EVENING FOR NORTHERN OHIO AND NORTHWEST PENNSYLVANIA. && LAT...LON 4178 8093 4154 8092 4153 8121 4171 8119 TIME...MOT...LOC 1953Z 277DEG 11KT 4162 8110 $$ THOMPSON
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, 3:34 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Huron, Richland, Seneca | 56 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.