Alert archive / Ohio / Heat Advisories in 2015

Heat Advisory 1, NWS Cleveland, OH

July 17, 201511 counties in Ohio

NWS Cleveland, OH issued this heat advisory at Jul 17, 2015, 3:27 PM EDT for 11 counties in Ohio. It took effect at Jul 18, 2015, 12:00 PM EDT. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued: Jul 17, 2015, 3:27 PM EDT (19:27 UTC)
In effect from: Jul 18, 2015, 12:00 PM EDT
Expired: Jul 18, 2015, 3:09 PM EDT
In force: 3 hr
Issued by: NWS Cleveland, OH

Counties Crawford County, OH, Erie County, OH, Hancock County, OH, Huron County, OH, Lucas County, OH, Marion County, OH, Ottawa County, OH, Sandusky County, OH, Seneca County, OH, Wood County, OH, Wyandot County, OH

The radar

The Cleveland radar (KCLE), 111 km from the middle of the area, began a volume at 19:28 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.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 7.5 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 67 J/kg
Mixed-layer CIN: -204 J/kg
Mixed-layer LCL: 1042 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 149 m²/s²
0-3 km storm-relative helicity: 144 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this heat advisory 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 heat advisory went out at Jul 17, 2:04 PM EDT, 1 hour 23 minutes earlier.

Area forecast discussion, Jul 17, 2:04 PM EDT, 1 hour 23 minutes before

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Hazardous weather outlook, Jul 17, 4:00 AM EDT, 11 hours 27 minutes before

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      <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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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 17, 11:01 AM EDT	Areal Flood Advisory	CLE	Marion	3 hr
Jul 17, 4:35 PM EDT	River Flood Warning	CLE	Marion	32 hr
Jul 17, 4:35 PM EDT	River Flood Warning	CLE	Marion	5 days

Nearby

Heat Advisories in Ohio, 2015 Every heat advisory in 2015

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.