Alert archive / Ohio / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 21, NWS Cleveland, OH

March 1, 20174 counties in Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Mar 1, 2017, 5:24 AM EST for 4 counties in Ohio. It was in force for 51 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
Mar 1, 2017, 5:24 AM EST (10:24 UTC)
Expired
Mar 1, 2017, 6:15 AM EST
In force
51 min
Issued by
NWS Cleveland, OH
Area
Storm-based polygon
Tornado
Possible
Hail
0.75 in
Wind
60.0 mph

Counties Lorain County, OH, Medina County, OH, Portage County, OH, Summit County, OH

The radar

The Cleveland radar (KCLE), 35 km from the middle of the area, began a volume at 10:28 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
Mar 1, 5:58 AM ESTTSTM WND DMGCuyahoga Falls, OHA BUILDING LOST A SECTION OF ROOFING AND A TREE WAS BLOWN OVER.
Mar 1, 6:01 AM ESTTSTM WND DMGMedina, OHMULTIPLE TREES DOWN.
Mar 1, 6:10 AM ESTTSTM WND DMG1 S Kent, OHSIDING TORN OFF AN APARTMENT BUILDING. PHOTO SENT IN VIA FACEBOOK.

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
Mar 1, 3:24 AM ESTSevere Thunderstorm WatchSPC4 hr

The nearest sounding before it

Pittsburgh, PA (KAGC), launched 00:00Z, 10.4 hours before the alert went out and 171 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, Pittsburgh, PA at 00:00Z on 2017-03-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Pittsburgh, PA at 00:00Z on 2017-03-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 386 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
714 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
386 m²/s²
0-3 km storm-relative helicity
392 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

930 
WUUS51 KCLE 011024
SVRCLE
OHC093-103-133-153-011115-
/O.NEW.KCLE.SV.W.0021.170301T1024Z-170301T1115Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Cleveland OH
524 AM EST WED MAR 1 2017

The National Weather Service in Cleveland has issued a

* Severe Thunderstorm Warning for...
  Northwestern Portage County in northeastern Ohio...
  Medina County in northeastern Ohio...
  Summit County in northeastern Ohio...
  Southern Lorain County in north central Ohio...

* Until 615 AM EST

* At 524 AM EST, a severe thunderstorm was located near Grafton, or
  10 miles south of Elyria, moving east at 60 mph.

  HAZARD...60 mph wind gusts and penny size hail. 

  SOURCE...Radar indicated. 

  IMPACT...Expect damage to roofs, siding, and trees. 

* Locations impacted include...
  Akron, Medina, Ravenna, Cuyahoga Falls, Strongsville, Brunswick,
  North Royalton, Kent, Barberton, Hudson, Wadsworth, Tallmadge,
  Streetsboro, Macedonia, Grafton, Rittman, Wellington, Mogadore,
  Lodi and Garrettsville.

LAT...LON 4106 8218 4107 8232 4128 8217 4128 8100
      4099 8139 4099 8217
TIME...MOT...LOC 1024Z 280DEG 52KT 4123 8213 

TORNADO...POSSIBLE
HAIL...0.75IN
WIND...60MPH
 
$$

Mottice
2 follow-up statements
646 
WWUS51 KCLE 011049
SVSCLE

Severe Weather Statement
National Weather Service Cleveland OH
549 AM EST WED MAR 1 2017

OHC093-011059-
/O.CAN.KCLE.SV.W.0021.000000T0000Z-170301T1115Z/
Lorain OH-
549 AM EST WED MAR 1 2017

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN LORAIN COUNTY IS
CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

A severe thunderstorm watch remains in effect until 800 AM EST for
northeastern Ohio.

LAT...LON 4099 8212 4128 8171 4128 8100 4099 8139
TIME...MOT...LOC 1049Z 279DEG 51KT 4134 8148 4101 8189 

$$

OHC103-133-153-011115-
/O.CON.KCLE.SV.W.0021.000000T0000Z-170301T1115Z/
Portage OH-Medina OH-Summit OH-
549 AM EST WED MAR 1 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 AM EST
FOR NORTHWESTERN PORTAGE...EASTERN MEDINA AND SUMMIT COUNTIES...

At 549 AM EST, severe thunderstorms were located along a line
extending from Twinsburg to near Creston, moving east at 60 mph.

HAZARD...60 mph wind gusts and penny size hail. 

SOURCE...Radar indicated. 

IMPACT...Expect damage to roofs, siding, and trees. 

Locations impacted include...
Akron, Medina, Ravenna, Cuyahoga Falls, Kent, Barberton, Hudson,
Wadsworth, Tallmadge, Streetsboro, Macedonia, Rittman, Mogadore,
Lodi, Garrettsville, Creston, Mantua, Chippewa Lake, Stow and
Broadview Heights.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4099 8212 4128 8171 4128 8100 4099 8139
TIME...MOT...LOC 1049Z 279DEG 51KT 4134 8148 4101 8189 

TORNADO...POSSIBLE
HAIL...0.75IN
WIND...60MPH
 
$$

Sefcovic
668 
WWUS51 KCLE 011101
SVSCLE

Severe Weather Statement
National Weather Service Cleveland OH
601 AM EST WED MAR 1 2017

OHC103-133-153-011115-
/O.CON.KCLE.SV.W.0021.000000T0000Z-170301T1115Z/
Portage OH-Medina OH-Summit OH-
601 AM EST WED MAR 1 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 AM EST
FOR NORTHWESTERN PORTAGE...SOUTHEASTERN MEDINA AND SUMMIT COUNTIES...

At 600 AM EST, severe thunderstorms were located along a line
extending from near Mantua to Doylestown, moving east at 60 mph.

HAZARD...60 mph wind gusts and penny size hail. 

SOURCE...Radar indicated. 

IMPACT...Expect damage to roofs, siding, and trees. 

Locations impacted include...
Akron, Ravenna, Cuyahoga Falls, Kent, Barberton, Hudson, Wadsworth,
Tallmadge, Streetsboro, Macedonia, Rittman, Mogadore, Garrettsville,
Mantua, Stow, Aurora, Norton, Brimfield, Fairlawn and Munroe Falls.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Cleveland.

&&

LAT...LON 4099 8183 4128 8152 4128 8100 4099 8139
TIME...MOT...LOC 1100Z 280DEG 52KT 4131 8127 4098 8168 

TORNADO...POSSIBLE
HAIL...0.75IN
WIND...60MPH
 
$$

Sefcovic

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 1, 12:29 AM ESTSpecial Marine WarningCLE91 min
Mar 1, 12:37 AM ESTSpecial Weather StatementCLECrawford, Hancock, Marion, Morrow, Richland, Wyandot38 min
Mar 1, 12:55 AM ESTSevere Thunderstorm WarningCLEAshland, Crawford, Hancock, Holmes, Huron, Knox and 9 more65 min
Mar 1, 1:15 AM ESTSevere Thunderstorm WarningCLEAshland, Ashtabula, Cuyahoga, Geauga, Lake, Lorain and 4 more60 min
Mar 1, 1:31 AM ESTSpecial Marine WarningCLE89 min
Mar 1, 2:10 AM ESTSevere Thunderstorm WarningCLEAshtabula, Cuyahoga, Geauga, Lake, Portage, Trumbull80 min
Mar 1, 2:51 AM ESTWind AdvisoryCLEAshland, Ashtabula, Crawford, Cuyahoga, Erie, Geauga and 22 more25 hr
Mar 1, 3:18 AM ESTSevere Thunderstorm WarningCLEHancock, Lucas, Ottawa, Sandusky, Seneca, Wood42 min
Mar 1, 3:31 AM ESTSpecial Marine WarningCLE89 min
Mar 1, 3:59 AM ESTSevere Thunderstorm WarningCLECrawford, Erie, Hancock, Ottawa, Sandusky, Seneca and 2 more61 min
Mar 1, 4:01 AM ESTSevere Thunderstorm WarningCLEMahoning, Portage, Stark, Summit, Trumbull59 min
Mar 1, 4:31 AM ESTSevere Thunderstorm WarningCLEErie, Lorain44 min
Mar 1, 4:36 AM ESTSpecial Marine WarningCLE84 min
Mar 1, 4:38 AM ESTSevere Thunderstorm WarningCLEAshland, Crawford, Huron, Richland52 min
Mar 1, 5:04 AM ESTSpecial Marine WarningCLE86 min
Mar 1, 5:09 AM ESTSevere Thunderstorm WarningCLECuyahoga, Geauga, Lake, Lorain, Portage, Summit66 min
Mar 1, 5:13 AM ESTSevere Thunderstorm WarningCLEAshland, Knox, Morrow, Richland47 min
Mar 1, 5:36 AM ESTTornado WarningCLECuyahoga, Geauga, Medina, Summit24 min
Mar 1, 5:45 AM ESTSevere Thunderstorm WarningCLEAshtabula75 min
Mar 1, 5:46 AM ESTSpecial Marine WarningCLE59 min
Mar 1, 5:49 AM ESTTornado WarningCLEMedina, Summit26 min
Mar 1, 5:54 AM ESTTornado WarningCLEPortage, Summit36 min
Mar 1, 6:05 AM ESTSevere Thunderstorm WarningCLEMahoning, Portage, Stark, Summit, Trumbull59 min
Mar 1, 4:03 PM ESTSpecial Weather StatementCLEAshtabula, Geauga57 min
Mar 1, 4:17 PM ESTSevere Thunderstorm WarningCLEAshtabula, Cuyahoga, Geauga, Trumbull58 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2017Every severe thunderstorm warning in 2017

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.