Alert archive / Ohio / Mesoscale Discussions in 2016
Mesoscale Discussion 1676
The Storm Prediction Center issued this mesoscale discussion at Sep 10, 2016, 4:38 PM EDT for 6 counties in New York; 18 counties in Ohio; 6 counties in Pennsylvania. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Sep 10, 2016, 4:38 PM EDT (20:38 UTC)
- Expired
- Sep 10, 2016, 6:45 PM EDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
All 30 counties
Cattaraugus County, NY, Chautauqua County, NY, Erie County, NY, Genesee County, NY, Niagara County, NY, Wyoming County, NY, Ashland County, OH, Ashtabula County, OH, Carroll County, OH, Columbiana County, OH, Cuyahoga County, OH, Geauga County, OH, Holmes County, OH, Lake County, OH, Mahoning County, OH, Medina County, OH, Morrow County, OH, Portage County, OH, Richland County, OH, Stark County, OH, Summit County, OH, Trumbull County, OH, Tuscarawas County, OH, Wayne County, OH, Crawford County, PA, Erie County, PA, Lawrence County, PA, Mercer County, PA, Venango County, PA, Warren County, PA
The radar
The Cleveland radar (KCLE), 141 km from the middle of the area, began a volume at 20:37 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, 8.6 hours before the alert went out and 164 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.
- Mixed-layer CAPE
- 258 J/kg
- Mixed-layer CIN
- -69 J/kg
- Mixed-layer LCL
- 854 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 181 m²/s²
- 0-3 km storm-relative helicity
- 179 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.5
The text
As transmitted.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 10, 1:16 PM EDT | Mesoscale Discussion | SPC | Chautauqua | 2 hr |
| Sep 10, 2:35 PM EDT | Mesoscale Discussion | SPC | Franklin, Herkimer, Jefferson, Lewis, Oneida, Oswego and 2 more | 2 hr |
| Sep 10, 3:30 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Cattaraugus, Chautauqua, Erie, Genesee, Livingston and 4 more | 6 hr |
| Sep 9, 11:24 PM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Darke, Hancock, Hardin, Henry and 8 more | 96 min |
| Sep 10, 2:24 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Brown, Butler, Champaign, Clark, Clermont and 22 more | 5 hr |
| Sep 10, 4:39 PM EDT | Mesoscale Discussion | SPC | Adams, Brown, Clermont, Clinton, Fayette, Franklin and 6 more | 2 hr |
Nearby
Mesoscale Discussions in Ohio, 2016Mesoscale Discussions in New York, 2016Mesoscale Discussions in Pennsylvania, 2016Every mesoscale discussion in 2016
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.