Alert archive / Ohio / Special Weather Statements in 2017

Special Weather Statement, NWS Cleveland, OH

May 1, 20174 counties in Ohio

NWS Cleveland, OH issued this special weather statement at May 1, 2017, 12:45 PM EDT for 4 counties in Ohio. It was in force for 45 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
May 1, 2017, 12:45 PM EDT (16:45 UTC)
Expired
May 1, 2017, 1:30 PM EDT
In force
45 min
Issued by
NWS Cleveland, OH

Counties Geauga County, OH, Lake County, OH, Portage County, OH, Stark County, OH

The radar

The Cleveland radar (KCLE), 62 km from the middle of the area, began a volume at 16:47 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 nearest sounding before it

Pittsburgh, PA (KAGC), launched 12:00Z, 4.8 hours before the alert went out and 126 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 12:00Z on 2017-05-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 11 joules per kilogram.LCLLFCEL10008507005003002001001 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, Pittsburgh, PA at 12:00Z on 2017-05-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 217 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
11 J/kg
Mixed-layer CIN
-114 J/kg
Mixed-layer LCL
1435 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
217 m²/s²
0-3 km storm-relative helicity
191 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Cleveland, OH wrote its last area forecast discussion before this special weather statement went out at May 1, 10:49 AM EDT, 1 hour 56 minutes earlier.

Area forecast discussion, May 1, 10:49 AM EDT, 1 hour 56 minutes before
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</head>
<body>
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    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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        Please try again in a few minutes.
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Hazardous weather outlook, May 1, 3:54 AM EDT, 8 hours 51 minutes before
Hazardous Weather Outlook
National Weather Service Cleveland OH
354 AM EDT Mon May 1 2017

LEZ061-142>149-162>169-OHZ003-006>011-017>021-027>031-036>038-047-
020800-
Lake Erie open waters from Ripley to Buffalo NY-
Lake Erie nearshore waters from Maumee Bay to Reno Beach OH-
Lake Erie nearshore waters from Reno Beach to The Islands OH-
Lake Erie nearshore waters from The Islands to Vermilion OH-
Lake Erie nearshore waters from Vermilion to Avon Point OH-
Lake Erie nearshore waters from Avon Point to Willowick OH-
Lake Erie nearshore waters from Willowick to Geneva-on-the Lake OH-
Lake Erie nearshore waters from Geneva-on-the-Lake to Conneaut OH-
Lake Erie nearshore waters from Conneaut OH to Ripley NY-
Lake Erie open waters from Maumee Bay to Reno Beach OH-
Lake Erie open waters from Reno Beach to The Islands OH-
Lake Erie open waters from The Islands to Vermilion OH-
Lake Erie open waters from Vermilion to Avon Point OH-
Lake Erie open waters from Avon Point to Willowick OH-
Lake Erie open waters from Willowick to Geneva-on-the-Lake OH-
Lake Erie open waters from Geneva-on-the-Lake to Conneaut OH-
Lake Erie open waters from Conneaut OH to Ripley NY-Lucas-Wood-
Ottawa-Sandusky-Erie-Lorain-Cuyahoga-Hancock-Seneca-Huron-Medina-
Summit-Wyandot-Crawford-Richland-Ashland-Wayne-Marion-Morrow-Holmes-
Knox-
354 AM EDT Mon May 1 2017

This Hazardous Weather Outlook is for Lake Erie, north central
Ohio, northeast Ohio and northwest Ohio.

.DAY ONE...Today and Tonight.

The probability for widespread hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

OHZ012>014-022-023-032-033-089-PAZ001>003-020800-
Lake-Geauga-Ashtabula Inland-Portage-Trumbull-Stark-Mahoning-
Ashtabula Lakeshore-Northern Erie-Southern Erie-Crawford-
354 AM EDT Mon May 1 2017

This Hazardous Weather Outlook is for northeast Ohio and northwest
Pennsylvania.

.DAY ONE...Today and Tonight.

There is a slight risk for severe thunderstorms today. Best chances
for this will be during the afternoon as a cold front advances across
the region.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Special weather statement, May 1, 8:50 AM EDT, 3 hours 55 minutes before
Special Weather Statement
National Weather Service Cleveland OH
850 AM EDT MON MAY 1 2017

OHZ003-006>008-017-018-027-028-036-037-011315-
Crawford-Seneca-Wyandot-Marion-Wood-Ottawa-Hancock-Sandusky-Morrow-
Lucas-
850 AM EDT MON MAY 1 2017

...A AREA OF STRONG THUNDERSTORMS WILL AFFECT
OTTAWA...SENECA...MARION... WESTERN
SANDUSKY...WYANDOT...NORTHWESTERN MORROW...WESTERN
CRAWFORD...WOOD...EASTERN HANCOCK AND CENTRAL LUCAS COUNTIES...

At 845 AM EDT, The strong thunderstorms was near Toledo to near
Marion. moving northeast at 50 mph.

Winds in excess of 40 mph are possible with this storm.

Locations impacted include...
Findlay, Marion, Bowling Green, Tiffin, Fremont, Fostoria, Bucyrus,
Upper Sandusky, Perrysburg, Oregon, Rossford, Waterville, Northwood,
Whitehouse, North Baltimore, Gibsonburg, Genoa, Woodville, Forest and
Elmore.

LAT...LON 4158 8383 4169 8330 4168 8326 4064 8280
      4051 8341 4055 8343 4068 8342 4070 8344
      4070 8348 4074 8350 4081 8350 4082 8353
TIME...MOT...LOC 1245Z 240DEG 48KT 4099 8349

Thompson
Special weather statement, May 1, 9:30 AM EDT, 3 hours 15 minutes before
Special Weather Statement
National Weather Service Cleveland OH
930 AM EDT MON MAY 1 2017

OHZ003-006>009-017>019-027>029-037-011400-
Crawford-Seneca-Wyandot-Huron-Erie-Richland-Wood-Ottawa-Hancock-
Sandusky-Morrow-Lucas-
930 AM EDT MON MAY 1 2017

...AN AREA OF STRONG THUNDERSTORMS WILL AFFECT HURON...NORTHWESTERN
RICHLAND...OTTAWA...ERIE...SENECA...SANDUSKY...WYANDOT...NORTH
CENTRAL MORROW...CRAWFORD...EASTERN WOOD...NORTHEASTERN HANCOCK AND
NORTHEASTERN LUCAS COUNTIES...

An area of strong thunderstorms was along an west of a line from
near Bucyrus to Port Clinton, moving northeast at 50 mph.

Winds in excess of 40 mph are possible with this area of storms.

LAT...LON 4170 8345 4169 8329 4154 8293 4167 8285
      4166 8277 4158 8280 4157 8277 4164 8273
      4163 8267 4157 8268 4156 8276 4141 8250
      4145 8231 4064 8281 4066 8286 4070 8286
      4070 8300 4085 8348
TIME...MOT...LOC 1325Z 218DEG 43KT 4075 8293

Thompson
Special weather statement, May 1, 10:15 AM EDT, 2 hours 30 minutes before
Special Weather Statement
National Weather Service Cleveland OH
1015 AM EDT MON MAY 1 2017

OHZ009-010-019-029-030-011445-
Huron-Erie-Richland-Lorain-Ashland-
1015 AM EDT MON MAY 1 2017

...A LINE OF STRONG SHOWERS AND THUNDERSTORMS WILL AFFECT EASTERN
HURON... NORTHEASTERN RICHLAND...ERIE...NORTHWESTERN ASHLAND AND
WESTERN LORAIN COUNTIES...

At 1012 AM EDT, radar indicated The line of strong showers and
thunderstorms were located along a line extending from east of
Kelleys Island to near Norwalk to near Shelby. Movement was
northeast at 30 mph.

Wind gusts up to 50 mph are possible with these showers and storms.

LAT...LON 4142 8253 4141 8248 4148 8223 4089 8230
      4089 8259
TIME...MOT...LOC 1412Z 244DEG 28KT 4157 8249 4121 8254 4092 8257

Thompson
Special weather statement, May 1, 10:53 AM EDT, 1 hour 52 minutes before
Special Weather Statement
National Weather Service Cleveland OH
1053 AM EDT MON MAY 1 2017

OHZ010-011-019-020-029>031-038-011530-
Holmes-Huron-Richland-Medina-Lorain-Cuyahoga-Ashland-Wayne-
1053 AM EDT MON MAY 1 2017

...A LINE OF HEAVY SHOWERS AND ISOLATED THUNDERSTORMS WILL AFFECT
EASTERN HURON... NORTHEASTERN RICHLAND...WESTERN CUYAHOGA...WESTERN
MEDINA... ASHLAND...WESTERN WAYNE...LORAIN AND NORTHWESTERN HOLMES
COUNTIES...

At 1047 AM EDT, radar indicated the line of heavy showers and
isolated thunderstorms were located along a line extending from Avon
Lake to near New London to near Bellville. Movement was east at 30
mph.

Wind gusts up to 50 mph are possible with the heavy showers and
storms along with Locally heavy rains .

LAT...LON 4067 8254 4101 8250 4128 8238 4129 8234
      4136 8235 4146 8230 4154 8201 4153 8172
      4154 8170 4094 8205 4063 8207
TIME...MOT...LOC 1447Z 273DEG 24KT 4160 8209 4101 8244 4069 8247

Thompson
Special weather statement, May 1, 12:04 PM EDT, 41 minutes before
Special Weather Statement
National Weather Service Cleveland OH
1204 PM EDT MON MAY 1 2017

OHZ011>013-020>022-031-032-038-011630-
Holmes-Summit-Geauga-Portage-Lake-Stark-Medina-Cuyahoga-Wayne-
1204 PM EDT MON MAY 1 2017

...A LINE OF SHOWERS AND ISOLATED THUNDERSTORMS WILL AFFECT
NORTHWESTERN PORTAGE... WESTERN GEAUGA...CUYAHOGA...EASTERN
MEDINA...SOUTHWESTERN LAKE... WESTERN STARK...SUMMIT...EASTERN WAYNE
AND NORTHEASTERN HOLMES COUNTIES...

At 1159 AM EDT, radar indicated The line of showers and isolated
thunderstorms were located from Cleveland to near Millersburg.
Movement was east at 25 mph.

Winds in excess of 40 mph are possible with these showers and
Isolated thunderstorms along with locally heavy rains.

LAT...LON 4060 8189 4135 8183 4153 8176 4153 8172
      4175 8136 4179 8121 4142 8135 4065 8142
      4066 8146 4064 8165 4060 8167
TIME...MOT...LOC 1559Z 258DEG 20KT 4194 8154 4136 8175 4069 8181

Thompson
Special weather statement, May 1, 12:45 PM EDT, 0 minutes before
Special Weather Statement
National Weather Service Cleveland OH
1245 PM EDT MON MAY 1 2017

OHZ012>014-021-022-032-038-089-011730-
Holmes-Summit-Geauga-Portage-Lake-Stark-Ashtabula Lakeshore-Ashtabula
Inland-
1245 PM EDT MON MAY 1 2017

...A LINE OF SHOWERS AND ISOLATED THUNDERSTORMS WILL AFFECT
PORTAGE...GEAUGA... EASTERN LAKE...STARK...EASTERN SUMMIT...WESTERN
ASHTABULA AND EASTERN HOLMES COUNTIES...

At 1245 PM EDT, radar indicated THE SHOWERS AND ISOLATED
thunderstorms were located along a line extending from Geneva to
Millersburg. Movement was east at 30 mph.

Winds in excess of 30 mph are possible with the line and
locally heavy heavy rains.

LAT...LON 4067 8170 4067 8165 4080 8165 4179 8122
      4193 8076 4150 8094 4150 8101 4137 8100
      4065 8130 4066 8146 4063 8167 4045 8167
      4044 8178
TIME...MOT...LOC 1639Z 250DEG 25KT 4177 8117 4051 8171

Thompson

The office that day

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

IssuedProductOfficeCountiesLasted
May 1, 1:00 AM EDTRiver Flood WarningCLEMarion31 hr
May 1, 8:50 AM EDTSpecial Weather StatementCLECrawford, Marion, Sandusky, Seneca, Wood, Wyandot25 min
May 1, 9:30 AM EDTSpecial Weather StatementCLECrawford, Erie, Huron, Ottawa, Sandusky, Seneca and 1 more30 min
May 1, 9:36 AM EDTSmall Craft AdvisoryCLE18 hr
May 1, 10:15 AM EDTSpecial Weather StatementCLEHuron30 min
May 1, 10:53 AM EDTSpecial Weather StatementCLEAshland, Lorain37 min
May 1, 12:04 PM EDTSpecial Weather StatementCLECuyahoga, Summit26 min
May 1, 1:16 PM EDTSpecial Weather StatementCLEAshtabula, Mahoning, Trumbull59 min
May 1, 1:45 PM EDTSevere Thunderstorm WarningCLEAshtabula, Trumbull60 min
May 1, 2:22 PM EDTSevere Thunderstorm WarningCLECrawford, Erie53 min
May 1, 3:09 PM EDTAreal Flood WarningCLEErie3 hr

Nearby

Special Weather Statements in Ohio, 2017Every special weather statement 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.