Alert archive / Ohio / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 35, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at May 12, 2011, 3:56 PM EDT for Medina County, Portage County, Summit County, Ohio. It was in force for 64 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, 3:56 PM EDT (19:56 UTC)
- Expired
- May 12, 2011, 5:00 PM EDT
- In force
- 64 min
- Issued by
- NWS Cleveland, OH
- Area
- Storm-based polygon
Counties Medina County, OH, Portage County, OH, Summit County, OH
The radar
The Cleveland radar (KCLE), 39 km from the middle of the area, began a volume at 19:59 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, 4:05 PM EDT | HAIL 1 | Cuyahoga Falls, 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
Pittsburgh, PA (KPIT), launched 12:00Z, 7.9 hours before the alert went out and 146 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.
417 WUUS51 KCLE 121956 SVRCLE OHC103-133-153-122100- /O.NEW.KCLE.SV.W.0035.110512T1956Z-110512T2100Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CLEVELAND OH 356 PM EDT THU MAY 12 2011 THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... EASTERN MEDINA COUNTY IN NORTHEAST OHIO NORTHWESTERN PORTAGE COUNTY IN NORTHEAST OHIO NORTHERN SUMMIT COUNTY IN NORTHEAST OHIO * UNTIL 500 PM EDT * AT 348 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 9 MILES WEST OF CUYAHOGA FALLS...AND MOVING EAST AT 10 MPH. * LOCATIONS IMPACTED INCLUDE... CUYAHOGA FALLS... HUDSON... KENT... TALLMADGE... STREETSBORO... 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 4135 8134 4109 8124 4107 8172 4119 8176 TIME...MOT...LOC 1956Z 253DEG 9KT 4114 8166 $$ LOMBARDY
1 follow-up statement
477 WWUS51 KCLE 122039 SVSCLE SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 439 PM EDT THU MAY 12 2011 OHC103-133-153-122100- /O.CON.KCLE.SV.W.0035.000000T0000Z-110512T2100Z/ MEDINA OH-PORTAGE OH-SUMMIT OH- 439 PM EDT THU MAY 12 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM EDT FOR NORTHERN SUMMIT...NORTHWESTERN PORTAGE AND EASTERN MEDINA COUNTIES... AT 431 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR SUGAR BUSH KNOLLS...OR NEAR RAVENNA...MOVING EAST AT 20 MPH. ANOTHER THUNDERSTORM NEAR BRUNSWICK WILL MOVE EAST AT 20 MPH. THIS THUNDERSTORM MAY INTENSIFY AND PRODUCE QUARTER SIZED HAIL. PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS IS A DANGEROUS STORM. SEEK SHELTER INSIDE NOW AND STAY AWAY FROM WINDOWS. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM EDT THURSDAY EVENING FOR NORTHERN OHIO AND NORTHWEST PENNSYLVANIA. && LAT...LON 4135 8134 4109 8124 4107 8172 4119 8176 TIME...MOT...LOC 2036Z 263DEG 18KT 4119 8131 $$ 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, 3:34 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, 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.