Alert archive / Ohio / Special Weather Statements in 2017

Special Weather Statement, NWS Cleveland, OH

July 22, 2017Holmes County, Ohio

NWS Cleveland, OH issued this special weather statement at Jul 22, 2017, 7:43 AM EDT for Holmes County, Ohio. It was in force for 47 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
Jul 22, 2017, 7:43 AM EDT (11:43 UTC)
Expired
Jul 22, 2017, 8:30 AM EDT
In force
47 min
Issued by
NWS Cleveland, OH

County Holmes County, OH

The radar

The Cleveland radar (KCLE), 95 km from the middle of the area, began a volume at 11:43 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

Cncnati-Daytn, OH (KILN), launched 00:00Z, 11.7 hours before the alert went out and 201 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, Cncnati-Daytn, OH at 00:00Z on 2017-07-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 111 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, Cncnati-Daytn, OH at 00:00Z on 2017-07-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 square meters per square second.193958Sfc1 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
111 J/kg
Mixed-layer CIN
-126 J/kg
Mixed-layer LCL
1423 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
41 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 Jul 22, 7:19 AM EDT, 24 minutes earlier.

Area forecast discussion, Jul 22, 7:19 AM EDT, 24 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>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
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      <p id="message2">
        Please try again in a few minutes.
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Hazardous weather outlook, Jul 22, 5:05 AM EDT, 2 hours 38 minutes before
Hazardous Weather Outlook
National Weather Service Cleveland OH
505 AM EDT Sat Jul 22 2017

OHZ006-008>011-013-017>023-027>033-036>038-047-230915-
Wood-Sandusky-Erie-Lorain-Cuyahoga-Geauga-Hancock-Seneca-Huron-
Medina-Summit-Portage-Trumbull-Wyandot-Crawford-Richland-Ashland-
Wayne-Stark-Mahoning-Marion-Morrow-Holmes-Knox-
505 AM EDT Sat Jul 22 2017

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

.DAY ONE...Today and Tonight.

Thunderstorms that develop this afternoon have the potential to be
strong to locally severe. Damaging wind, hail, and heavy rainfall
would be the primary threats. An isolated tornado is also possible. A
round of showers and thunderstorms this morning may be followed by
additional thunderstorm development this afternoon and evening.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

Thunderstorms that develop Sunday have the potential to be strong to
locally severe. Damaging wind, hail, and locally heavy rainfall
would be the primary threats.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed.

LEZ061-142>149-162>169-OHZ003-007-012-014-089-PAZ001>003-230915-
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-Ottawa-
Lake-Ashtabula Inland-Ashtabula Lakeshore-Northern Erie-
Southern Erie-Crawford-
505 AM EDT Sat Jul 22 2017

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

.DAY ONE...Today and Tonight.

Thunderstorms that develop this afternoon have the potential to be
strong to locally severe. Damaging wind, hail, and locally heavy
rainfall would be the primary threats. An isolated tornado is also
possible.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

Thunderstorms that develop Sunday have the potential to be strong to
locally severe. Damaging wind, hail, and locally heavy rainfall
would be the primary threats.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed.

In the hours before

Special weather statement, Jul 22, 5:29 AM EDT, 2 hours 14 minutes before
Special Weather Statement
National Weather Service Cleveland OH
529 AM EDT SAT JUL 22 2017

OHZ036-037-047-221100-
Marion-Morrow-Knox-
529 AM EDT SAT JUL 22 2017

...AN AREA OF STRONG THUNDERSTORMS WILL AFFECT MARION...MORROW AND
KNOX COUNTIES...

At 527 AM EDT, strong thunderstorms were clustered near Prospect, or
7 miles southwest of Marion, moving east at 35 mph.

Frequent lightning, small hail and winds in excess of 30 mph are
likely with these storms.

Torrential rainfall is also occurring with these storms, and may
cause localized flooding. Do not drive your vehicle through flooded
roadways.

Locations impacted include...
Marion, Mount Vernon, Mount Gilead, Fredericktown, Gambier, Utica,
Cardington, Centerburg, Ashley, Prospect, Danville, La Rue, Morral,
Waldo, Chesterville, Sparta, Waterford, Caledonia, New Bloomington
and Edison.

LAT...LON 4024 8248 4027 8248 4027 8274 4035 8275
      4036 8293 4042 8294 4044 8325 4051 8325
      4051 8342 4068 8342 4071 8263 4064 8264
      4063 8262 4055 8262 4055 8235 4057 8218
      4024 8220
TIME...MOT...LOC 0927Z 277DEG 31KT 4054 8326

Kosarik
Special weather statement, Jul 22, 7:43 AM EDT, 0 minutes before
Special Weather Statement
National Weather Service Cleveland OH
743 AM EDT SAT JUL 22 2017

OHZ038-221230-
Holmes-
743 AM EDT SAT JUL 22 2017

...STRONG THUNDERSTORMS WILL AFFECT HOLMES COUNTY...

At 741 AM EDT, strong thunderstorms were located over Glenmont, or 9
miles west of Millersburg, moving east at 25 mph.

Winds in excess of 30 mph are possible with these storms along with
frequent lightning and small hail. Torrential rainfall is also
occurring with these storms, and may cause localized flooding. Do
not drive your vehicle through flooded roadways.

Locations impacted include...
Millersburg, Berlin, Walnut Creek, Loudonville, Killbuck,
Holmesville, Glenmont, Nashville, Winesburg, Farmerstown, Baltic,
Mount Hope and Charm.

LAT...LON 4045 8218 4057 8218 4057 8222 4067 8222
      4067 8165 4063 8165 4063 8167 4045 8167
TIME...MOT...LOC 1141Z 271DEG 22KT 4055 8209

Kosarik

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 22, 5:29 AM EDTSpecial Weather StatementCLEKnox, Marion, Morrow91 min
Jul 22, 6:10 AM EDTAreal Flood AdvisoryCLEMarion3 hr
Jul 22, 6:34 AM EDTAreal Flood AdvisoryCLEMorrow3 hr
Jul 22, 6:46 AM EDTSevere Thunderstorm WarningCLEMorrow29 min
Jul 22, 6:55 AM EDTSevere Thunderstorm WarningCLEKnox50 min
Jul 22, 7:23 AM EDTTornado WarningCLEKnox23 min
Jul 22, 12:56 PM EDTFlash Flood WarningCLEAshtabula5 hr
Jul 22, 1:14 PM EDTAreal Flood AdvisoryCLETrumbull4 hr
Jul 22, 3:43 PM EDTSpecial Weather StatementCLEStark62 min

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.