Alert archive / Ohio / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 7, NWS Cleveland, OH

April 29, 20144 counties in Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Apr 29, 2014, 9:19 PM EDT for 4 counties in Ohio. It was in force for 56 min. 3 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
Apr 29, 2014, 9:19 PM EDT (01:19 UTC)
Expired
Apr 29, 2014, 10:15 PM EDT
In force
56 min
Issued by
NWS Cleveland, OH
Area
Storm-based polygon

Counties Erie County, OH, Huron County, OH, Lorain County, OH, Medina County, OH

The radar

The Cleveland radar (KCLE), 40 km from the middle of the area, began a volume at 01:18 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
Apr 29, 9:27 PM EDTHAIL 0.755 E Norwalk, OH
Apr 29, 9:27 PM EDTHAIL 0.75Milan, OH
Apr 29, 9:27 PM EDTHAIL 0.75Norwalk, OH

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Detroit, MI (KDTX), launched 00:00Z, 1.3 hours before the alert went out and 186 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, Detroit, MI at 00:00Z on 2014-04-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 152 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Detroit, MI at 00:00Z on 2014-04-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 133 square meters per square second.1939587897Sfc1 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
152 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
2124 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
133 m²/s²
0-3 km storm-relative helicity
169 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

186 
WUUS51 KCLE 300119
SVRCLE
OHC043-077-093-103-300215-
/O.NEW.KCLE.SV.W.0007.140430T0119Z-140430T0215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
919 PM EDT TUE APR 29 2014

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ERIE COUNTY IN NORTH CENTRAL OHIO
  HURON COUNTY IN NORTH CENTRAL OHIO
  LORAIN COUNTY IN NORTH CENTRAL OHIO
  MEDINA COUNTY IN NORTHEAST OHIO

* UNTIL 1015 PM EDT

* AT 914 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE
  HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE
  LOCATED ALONG A LINE EXTENDING FROM 6 MILES WEST OF NORWALK TO
  PLYMOUTH TO 15 MILES SOUTHEAST OF PLYMOUTH...AND MOVING EAST AT 35
  MPH.

* LOCATIONS IMPACTED INCLUDE...
  NORWALK...
  FITCHVILLE...
  LORAIN...
  ELYRIA...
  LITCHFIELD...
  MEDINA...
  MILAN...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS STORM. SEEK SHELTER INSIDE NOW AND STAY AWAY FROM
WINDOWS.

&&

LAT...LON 4146 8265 4139 8251 4151 8197 4137 8198
      4135 8188 4128 8188 4127 8168 4099 8168
      4099 8217 4106 8218 4106 8243 4100 8244
      4100 8283 4143 8284 4147 8268 4159 8271
TIME...MOT...LOC 0119Z 269DEG 31KT 4125 8267 4097 8258
          4083 8244

$$

KIELTYKA
2 follow-up statements
277 
WWUS51 KCLE 300156
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
956 PM EDT TUE APR 29 2014

OHC077-300206-
/O.CAN.KCLE.SV.W.0007.000000T0000Z-140430T0215Z/
HURON OH-
956 PM EDT TUE APR 29 2014

...THE SEVERE THUNDERSTORM WARNING FOR HURON COUNTY IS CANCELLED...

LAT...LON 4106 8217 4106 8223 4141 8242 4144 8232
      4144 8227 4146 8222 4151 8197 4137 8198
      4135 8197 4135 8188 4128 8188 4127 8168
      4099 8168 4099 8217
TIME...MOT...LOC 0156Z 269DEG 31KT 4143 8223 4118 8207

$$

OHC043-093-103-300215-
/O.CON.KCLE.SV.W.0007.000000T0000Z-140430T0215Z/
LORAIN OH-MEDINA OH-ERIE OH-
956 PM EDT TUE APR 29 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 PM EDT
FOR SOUTHEASTERN ERIE AND LORAIN COUNTIES IN NORTH CENTRAL OHIO...AND
MEDINA COUNTY IN NORTHEAST OHIO...

AT 953 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER
SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS
WERE LOCATED ALONG A LINE EXTENDING FROM AMHERST TO LAGRANGE...OR
ALONG A LINE EXTENDING FROM LORAIN TO 10 MILES WEST OF LITCHFIELD...
MOVING NORTHEAST AT 35 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO LODI...
ELYRIA...GRAFTON...SHEFFIELD...EATON ESTATES...WESTFIELD CENTER...
BRIARWOOD BEACH...CHIPPEWA-ON-THE-LAKE...GLORIA GLENS PARK...NORTH
RIDGEVILLE...AVON...SEVILLE...MEDINA...AVON LAKE...WADSWORTH AND
BRUNSWICK

LAT...LON 4106 8217 4106 8223 4141 8242 4144 8232
      4144 8227 4146 8222 4151 8197 4137 8198
      4135 8197 4135 8188 4128 8188 4127 8168
      4099 8168 4099 8217
TIME...MOT...LOC 0156Z 269DEG 31KT 4143 8223 4118 8207

$$
146 
WWUS51 KCLE 300218
SVSCLE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
1018 PM EDT TUE APR 29 2014

OHC043-093-103-300228-
/O.EXP.KCLE.SV.W.0007.000000T0000Z-140430T0215Z/
LORAIN OH-MEDINA OH-ERIE OH-
1018 PM EDT TUE APR 29 2014

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN ERIE AND LORAIN
COUNTIES IN NORTH CENTRAL OHIO...AND MEDINA COUNTY IN NORTHEAST OHIO
HAS EXPIRED...

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

LAT...LON 4106 8217 4106 8223 4141 8242 4144 8232
      4144 8227 4146 8222 4151 8197 4137 8198
      4135 8197 4135 8188 4128 8188 4127 8168
      4099 8168 4099 8217
TIME...MOT...LOC 0156Z 269DEG 31KT 4143 8223 4118 8207

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 29, 8:21 PM EDTSevere Thunderstorm WarningCLEMarion, Morrow39 min
Apr 29, 8:34 PM EDTSevere Thunderstorm WarningCLEKnox56 min
Apr 29, 8:49 PM EDTSevere Thunderstorm WarningCLEOttawa, Sandusky56 min
Apr 29, 8:50 PM EDTSpecial Marine WarningCLE85 min
Apr 29, 8:53 PM EDTSevere Thunderstorm WarningCLEAshland, Crawford, Richland67 min
Apr 29, 9:03 PM EDTTornado WarningCLERichland42 min
Apr 29, 9:27 PM EDTSpecial Marine WarningCLE2 hr
Apr 30, 12:07 AM EDTRiver Flood WarningCLETrumbull47 hr
Apr 30, 4:02 PM EDTRiver Flood WarningCLELorain25 hr
Apr 30, 4:04 PM EDTRiver Flood WarningCLETrumbull18 hr
Apr 30, 4:04 PM EDTRiver Flood WarningCLEMahoning19 hr
Apr 30, 6:06 PM EDTAreal Flood AdvisoryCLEAshland, Holmes, Knox, Richland, Wayne24 hr

Nearby

Severe Thunderstorm Warnings in Ohio, 2014Every severe thunderstorm warning in 2014

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.