Alert archive / Ohio / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 9, NWS Cleveland, OH

February 24, 2017Erie County, Huron County, Lorain County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Feb 24, 2017, 8:51 PM EST for Erie County, Huron County, Lorain County, Ohio. It was in force for 24 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Feb 24, 2017, 8:51 PM EST (01:51 UTC)
Expired
Feb 24, 2017, 9:15 PM EST
In force
24 min
Issued by
NWS Cleveland, OH
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

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

The radar

The Cleveland radar (KCLE), 34 km from the middle of the area, began a volume at 01:54 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Feb 24, 6:36 PM ESTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Detroit, MI (KDTX), launched 00:00Z, 1.9 hours before the alert went out and 175 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 2017-02-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 568 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, Detroit, MI at 00:00Z on 2017-02-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 301 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
568 J/kg
Mixed-layer CIN
-41 J/kg
Mixed-layer LCL
1066 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
301 m²/s²
0-3 km storm-relative helicity
394 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.2

Open this sounding in Storm Lab

The text

As transmitted.

417 
WUUS51 KCLE 250151
SVRCLE
OHC043-077-093-250215-
/O.NEW.KCLE.SV.W.0009.170225T0151Z-170225T0215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Cleveland OH
851 PM EST FRI FEB 24 2017

The National Weather Service in Cleveland has issued a

* Severe Thunderstorm Warning for...
  Northeastern Huron County in north central Ohio...
  Erie County in north central Ohio...
  Northwestern Lorain County in north central Ohio...

* Until 915 PM EST

* At 851 PM EST, a severe thunderstorm was located over Vermilion, or
  over Western Vermilion, moving northeast at 50 mph.

  HAZARD...60 mph wind gusts. 

  SOURCE...Radar indicated. 

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

* Locations impacted include...
  Lorain, Elyria, Western Vermilion, Vermilion, Amherst, Avon,
  Sheffield Lake, Sheffield, South Amherst and Birmingham.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4143 8204 4127 8237 4141 8251 4141 8248
      4150 8213
TIME...MOT...LOC 0151Z 232DEG 43KT 4139 8237 

HAIL...<.75IN
WIND...60MPH
 
$$

Mottice
2 follow-up statements
828 
WWUS51 KCLE 250158
SVSCLE

Severe Weather Statement
National Weather Service Cleveland OH
858 PM EST FRI FEB 24 2017

OHC043-077-250207-
/O.CAN.KCLE.SV.W.0009.000000T0000Z-170225T0215Z/
Huron OH-Erie OH-
858 PM EST FRI FEB 24 2017

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN HURON AND ERIE
COUNTIES IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

A severe thunderstorm watch remains in effect until 200 AM EST for
north central Ohio.

LAT...LON 4143 8204 4128 8234 4141 8235 4143 8235
      4143 8236 4138 8246 4138 8248 4141 8251
      4141 8248 4150 8213
TIME...MOT...LOC 0157Z 232DEG 43KT 4144 8228 

$$

OHC093-250215-
/O.CON.KCLE.SV.W.0009.000000T0000Z-170225T0215Z/
Lorain OH-
858 PM EST FRI FEB 24 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 PM EST
FOR NORTHWESTERN LORAIN COUNTY...

At 857 PM EST, a severe thunderstorm was located over Vermilion, or
over Western Vermilion, moving northeast at 50 mph.

HAZARD...60 mph wind gusts. 

SOURCE...Radar indicated. 

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

Locations impacted include...
Lorain, Elyria, Western Vermilion, Vermilion, Amherst, Avon,
Sheffield Lake, Sheffield and South Amherst.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4143 8204 4128 8234 4141 8235 4143 8235
      4143 8236 4138 8246 4138 8248 4141 8251
      4141 8248 4150 8213
TIME...MOT...LOC 0157Z 232DEG 43KT 4144 8228 

HAIL...<.75IN
WIND...60MPH
 
$$

Mottice
253 
WWUS51 KCLE 250211
SVSCLE

Severe Weather Statement
National Weather Service Cleveland OH
911 PM EST FRI FEB 24 2017

OHC093-250220-
/O.EXP.KCLE.SV.W.0009.000000T0000Z-170225T0215Z/
Lorain OH-
911 PM EST FRI FEB 24 2017

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN LORAIN COUNTY
WILL EXPIRE AT 915 PM EST...
        
The storm which prompted the warning has moved out of the area.
Therefore the warning will be allowed to expire.

A severe thunderstorm watch remains in effect until 200 AM EST for
north central Ohio.

LAT...LON 4143 8204 4128 8234 4141 8235 4143 8235
      4143 8236 4138 8246 4138 8248 4141 8251
      4141 8248 4150 8213
TIME...MOT...LOC 0210Z 232DEG 43KT 4154 8211 

$$

Mottice

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 24, 7:13 PM ESTSpecial Marine WarningCLE62 min
Feb 24, 7:18 PM ESTSpecial Weather StatementCLEErie42 min
Feb 24, 7:32 PM ESTSevere Thunderstorm WarningCLEErie, Huron, Ottawa, Sandusky, Seneca28 min
Feb 24, 7:54 PM ESTSevere Thunderstorm WarningCLECrawford, Seneca, Wyandot36 min
Feb 24, 8:07 PM ESTSevere Thunderstorm WarningCLECrawford, Huron, Richland, Seneca23 min
Feb 24, 8:12 PM ESTSpecial Marine WarningCLE93 min
Feb 24, 8:30 PM ESTSevere Thunderstorm WarningCLEErie, Huron29 min
Feb 24, 9:07 PM ESTSevere Thunderstorm WarningCLECrawford, Marion, Morrow, Richland, Wyandot53 min
Feb 24, 9:47 PM ESTSpecial Marine WarningCLE118 min
Feb 24, 9:51 PM ESTSmall Craft AdvisoryCLE41 hr
Feb 24, 10:00 PM ESTSpecial Weather StatementCLEAshland, Huron, Richland, Wayne60 min
Feb 24, 10:09 PM ESTSpecial Weather StatementCLEHancock, Lucas, Ottawa, Sandusky, Seneca, Wood66 min
Feb 24, 10:35 PM ESTSpecial Weather StatementCLECuyahoga, Medina, Summit55 min
Feb 25, 12:12 AM ESTSpecial Weather StatementCLEMahoning, Portage, Stark, Summit, Trumbull48 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.