Alert archive / Ohio / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 284, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Sep 4, 2011, 2:31 AM EDT for Ashtabula County, Ohio; Erie County, Pennsylvania. It was in force for 44 min. 2 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 4, 2011, 2:31 AM EDT (06:31 UTC)
- Expired
- Sep 4, 2011, 3:15 AM EDT
- In force
- 44 min
- Issued by
- NWS Cleveland, OH
- Area
- Storm-based polygon
Counties Ashtabula County, OH, Erie County, PA
The radar
The Cleveland radar (KCLE), 133 km from the middle of the area, began a volume at 06:32 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 4, 2:40 AM EDT | TSTM WND DMG | 8 Nw Albion, PA | LARGE LIMB FELL ON POWER LINE. |
| Sep 4, 3:05 AM EDT | TSTM WND DMG | Albion, PA | TREE LIMB FELL ON HOUSE AND PULLED DOWN THE GUTTER. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 00:00Z, 6.5 hours before the alert went out and 170 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
- 104 J/kg
- Mixed-layer CIN
- -95 J/kg
- Mixed-layer LCL
- 2364 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- -7 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
895
WUUS51 KCLE 040631
SVRCLE
OHC007-PAC049-040715-
/O.NEW.KCLE.SV.W.0284.110904T0631Z-110904T0715Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
231 AM EDT SUN SEP 4 2011
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHEASTERN ASHTABULA COUNTY IN NORTHEAST OHIO
SOUTHWESTERN ERIE COUNTY IN NORTHWEST PENNSYLVANIA
* UNTIL 315 AM EDT
* AT 228 AM 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
NORTH KINGSVILLE...AND MOVING NORTHEAST AT 25 MPH.
* LOCATIONS IMPACTED INCLUDE...
CONNEAUT...
ALBION...
GIRARD...
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 4198 8009 4185 8037 4185 8051 4178 8052
4174 8060 4185 8078 4193 8070 4204 8036
4209 8024 4209 8022
TIME...MOT...LOC 0631Z 221DEG 20KT 4187 8061
$$
KING1 follow-up statement
687
WWUS51 KCLE 040648
SVSCLE
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
248 AM EDT SUN SEP 4 2011
OHC007-040658-
/O.CAN.KCLE.SV.W.0284.000000T0000Z-110904T0715Z/
ASHTABULA OH-
248 AM EDT SUN SEP 4 2011
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN ASHTABULA COUNTY
IS CANCELLED...
LAT...LON 4198 8009 4185 8037 4185 8051 4187 8052
4199 8052 4204 8035 4205 8034 4205 8033
4209 8023
TIME...MOT...LOC 0648Z 221DEG 20KT 4194 8041
$$
PAC049-040715-
/O.CON.KCLE.SV.W.0284.000000T0000Z-110904T0715Z/
ERIE PA-
248 AM EDT SUN SEP 4 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 AM EDT
FOR SOUTHWESTERN ERIE COUNTY IN NORTHWEST PENNSYLVANIA...
AT 246 AM 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 ALBION...OR 20 MILES EAST OF ASHTABULA...MOVING NORTHEAST AT 25
MPH.
LOCATIONS NEAR THE PATH OF THE SEVERE THUNDERSTORM INCLUDE...GIRARD.
LAT...LON 4198 8009 4185 8037 4185 8051 4187 8052
4199 8052 4204 8035 4205 8034 4205 8033
4209 8023
TIME...MOT...LOC 0648Z 221DEG 20KT 4194 8041
$$
KINGThe office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 3, 10:08 PM EDT | Severe Thunderstorm Warning | CLE | Hancock, Wood | 52 min |
| Sep 3, 11:46 PM EDT | Special Marine Warning | CLE | 119 min | |
| Sep 4, 12:08 AM EDT | Severe Thunderstorm Warning | CLE | Crawford, Marion, Morrow, Richland | 67 min |
| Sep 4, 1:17 AM EDT | Special Marine Warning | CLE | 73 min | |
| Sep 4, 1:32 AM EDT | Severe Thunderstorm Warning | CLE | Lorain, Medina | 43 min |
| Sep 4, 2:00 AM EDT | Special Marine Warning | CLE | 75 min | |
| Sep 4, 2:21 AM EDT | Severe Thunderstorm Warning | CLE | Cuyahoga, Geauga, Lake | 29 min |
| Sep 4, 3:05 AM EDT | Special Marine Warning | CLE | 40 min | |
| Sep 4, 3:17 PM EDT | Small Craft Advisory | CLE | 5 days | |
| Sep 4, 2:58 AM EDT | Severe Thunderstorm Warning | CLE | Erie | 62 min |
Nearby
Severe Thunderstorm Warnings in Ohio, 2011Severe Thunderstorm Warnings in Pennsylvania, 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.