Alert archive / Ohio / Mesoscale Discussions in 2023

Mesoscale Discussion 79

January 19, 202326 counties in Ohio

The Storm Prediction Center issued this mesoscale discussion at Jan 19, 2023, 3:39 PM EST for 26 counties in Ohio. It was in force for 96 min.

The area

The outline as issued.

The facts

Issued: Jan 19, 2023, 3:39 PM EST (20:39 UTC)
Expired: Jan 19, 2023, 5:15 PM EST
In force: 96 min
Issued by: the Storm Prediction Center
Concerning: Severe thunderstorm watch 26

All 26 counties

Allen County, OH, Ashland County, OH, Auglaize County, OH, Champaign County, OH, Crawford County, OH, Darke County, OH, Delaware County, OH, Erie County, OH, Hancock County, OH, Hardin County, OH, Huron County, OH, Knox County, OH, Logan County, OH, Marion County, OH, Mercer County, OH, Miami County, OH, Morrow County, OH, Paulding County, OH, Putnam County, OH, Richland County, OH, Sandusky County, OH, Seneca County, OH, Shelby County, OH, Union County, OH, Van Wert County, OH, Wyandot County, OH

The radar

The Cincinnati radar (KILN), 140 km from the middle of the area, began a volume at 20:40 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, 8.7 hours before the alert went out and 139 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 579 m above ground
0-6 km bulk shear: 84 kt
0-1 km storm-relative helicity: 328 m²/s²
0-3 km storm-relative helicity: 393 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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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jan 19, 1:13 PM EST	Mesoscale Discussion	SPC	Allen, Ashland, Auglaize, Brown, Butler, Champaign and 37 more	2 hr
Jan 19, 1:54 PM EST	Severe Thunderstorm Watch	SPC	Adams, Allen, Ashland, Auglaize, Brown, Butler and 51 more	5 hr
Jan 19, 4:49 PM EST	Mesoscale Discussion	SPC	Ashtabula, Cuyahoga, Geauga, Holmes, Lake, Lorain and 7 more	86 min

Nearby

Mesoscale Discussions in Ohio, 2023 Every mesoscale discussion in 2023

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.