Alert archive / Pennsylvania / Tornado Warnings in 2010

Tornado Warning 36, NWS Cleveland, OH

June 27, 2010Erie County, Pennsylvania

NWS Cleveland, OH issued this tornado warning at Jun 27, 2010, 7:30 PM EDT for Erie County, Pennsylvania. It was in force for 45 min. 4 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
Jun 27, 2010, 7:30 PM EDT (23:30 UTC)
Expired
Jun 27, 2010, 8:15 PM EDT
In force
45 min
Issued by
NWS Cleveland, OH
Area
Storm-based polygon

County Erie County, PA

The radar

The Buffalo radar (KBUF), 136 km from the middle of the area, began a volume at 23:29 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

TimeReportWhereRemark
Jun 27, 7:30 PM EDTTSTM WND DMGErie, PANUMEROUS TREES DOWN ON PRESQUE ISLE. PARK MAY BE CLOSED MONDAY MORNING FOR CLEAN UP.
Jun 27, 7:36 PM EDTTORNADOErie, PAAN EFO TORNADO BRIEFLY TOUCHED DOWN AT THE PRESQUE ISLE STATE PARK. AROUND 50 TREES WERE KNOCKED DOWN ALONG THE DAMAGE PATH.
Jun 27, 7:40 PM EDTTSTM WND DMGErie, PAMANY TREES DOWN ON COLORADO DRIVE.
Jun 27, 7:45 PM EDTTSTM WND DMGLawrence Park, PALARGE TREE DOWN ON BARTLETT ROAD...3 MILES EAST OF HARBOR CREEK.

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.

IssuedProductOfficeLasted
Jun 27, 4:19 PM EDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 11.5 hours before the alert went out and 137 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.

Skew-T log-pSkew-T log-p diagram, Buffalo Intl Airport, NY at 12:00Z on 2010-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 155 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Buffalo Intl Airport, NY at 12:00Z on 2010-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
155 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
779 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
143 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

468 
WFUS51 KCLE 272330
TORCLE
PAC049-280015-
/O.NEW.KCLE.TO.W.0036.100627T2330Z-100628T0015Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
730 PM EDT SUN JUN 27 2010

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN ERIE COUNTY IN NORTHWEST PENNSYLVANIA

* UNTIL 815 PM EDT

* AT 727 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS STORM WAS 
LOCATED 6 MILES NORTHWEST OF ERIE...AND MOVING EAST AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE...
  ERIE...  
  NORTH EAST...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. IF NO
BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE
BUILDING IN AN INTERIOR HALLWAY OR CLOSET.

&&

PLEASE REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE. 1-877-633-6772. WHEN YOU CAN DO SO SAFELY.

LAT...LON 4213 7976 4203 8026 4207 8027 4210 8019
      4215 8016 4217 8012 4217 8009 4215 8007
      4216 8004 4222 7993 4223 7985 4227 7978
      4227 7975
TIME...MOT...LOC 2330Z 248DEG 40KT 4215 8017

$$

KOSARIK
2 follow-up statements
058 
WWUS51 KCLE 272351
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
751 PM EDT SUN JUN 27 2010

PAC049-280015-
/O.CON.KCLE.TO.W.0036.000000T0000Z-100628T0015Z/
ERIE PA-
751 PM EDT SUN JUN 27 2010

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM EDT FOR NORTHERN
ERIE COUNTY IN NORTHWEST PENNSYLVANIA...

AT 745 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS 
STORM WAS LOCATED 6 MILES NORTHEAST OF ERIE...MOVING EAST AT 50 
MPH.

LOCATIONS NEAR THE PATH OF THE TORNADO INCLUDE...NORTH EAST.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. OTHERWISE...SEEK
SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR
ROOM SUCH AS A CLOSET.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EDT
MONDAY MORNING FOR NORTHERN OHIO AND NORTHWEST PENNSYLVANIA.

&&

LAT...LON 4213 7976 4203 8026 4207 8027 4210 8019
      4215 8016 4217 8012 4217 8009 4215 8007
      4216 8004 4222 7993 4223 7985 4227 7978
      4227 7975
TIME...MOT...LOC 2348Z 254DEG 44KT 4219 7995

$$

MITCHELL
696 
WWUS51 KCLE 280015
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
815 PM EDT SUN JUN 27 2010

PAC049-280025-
/O.EXP.KCLE.TO.W.0036.000000T0000Z-100628T0015Z/
ERIE PA-
815 PM EDT SUN JUN 27 2010

...THE TORNADO WARNING FOR NORTHERN ERIE COUNTY IN NORTHWEST
PENNSYLVANIA EXPIRED AT 815 PM EDT...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EDT
MONDAY MORNING FOR NORTHERN OHIO AND NORTHWEST PENNSYLVANIA.

LAT...LON 4213 7976 4203 8026 4207 8027 4210 8019
      4215 8016 4217 8012 4217 8009 4215 8007
      4216 8004 4222 7993 4223 7985 4227 7978
      4227 7975
TIME...MOT...LOC 2351Z 254DEG 44KT 4220 7990

$$

MITCHELL

The office that day

Everything else NWS Cleveland, OH issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 27, 3:36 PM EDTSevere Thunderstorm WarningCLEErie54 min
Jun 27, 4:42 PM EDTSevere Thunderstorm WarningCLECrawford, Erie48 min
Jun 27, 4:59 PM EDTTornado WarningCLECrawford46 min
Jun 27, 6:27 PM EDTSevere Thunderstorm WarningCLECrawford, Erie48 min
Jun 27, 6:50 PM EDTTornado WarningCLEErie40 min
Jun 27, 7:09 PM EDTSevere Thunderstorm WarningCLECrawford, Erie51 min

Nearby

Tornado Warnings in Pennsylvania, 2010Every tornado warning in 2010Tornadoes in 2010

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.