Alert archive / Ohio / Mesoscale Discussions in 2005

Mesoscale Discussion 1886

July 26, 20056 states

The Storm Prediction Center issued this mesoscale discussion at Jul 26, 2005, 9:02 PM CDT for 6 states. It was in force for 58 min.

The area

The outline as issued.

The facts

Issued: Jul 26, 2005, 9:02 PM CDT (02:02 UTC)
Expired: Jul 26, 2005, 10:00 PM CDT
In force: 58 min
Issued by: the Storm Prediction Center

All 163 counties

Champaign County, IL, Clark County, IL, Coles County, IL, Cumberland County, IL, DeWitt County, IL, Douglas County, IL, Edgar County, IL, Effingham County, IL, Ford County, IL, Iroquois County, IL, Jasper County, IL, McLean County, IL, Moultrie County, IL, Piatt County, IL, Shelby County, IL, Vermilion County, IL, Adams County, IN, Allen County, IN, Benton County, IN, Blackford County, IN, Boone County, IN, Carroll County, IN, Cass County, IN, Clay County, IN, Clinton County, IN, DeKalb County, IN, Delaware County, IN, Fayette County, IN, Fountain County, IN, Fulton County, IN, Grant County, IN, Hamilton County, IN, Hancock County, IN, Hendricks County, IN, Henry County, IN, Howard County, IN, Huntington County, IN, Jasper County, IN, Jay County, IN, Johnson County, IN, Kosciusko County, IN, Madison County, IN, Marion County, IN, Marshall County, IN, Miami County, IN, Montgomery County, IN, Morgan County, IN, Newton County, IN, Noble County, IN, Owen County, IN, Parke County, IN, Pulaski County, IN, Putnam County, IN, Randolph County, IN, Rush County, IN, Shelby County, IN, Starke County, IN, Steuben County, IN, Tippecanoe County, IN, Tipton County, IN, Union County, IN, Vermillion County, IN, Vigo County, IN, Wabash County, IN, Warren County, IN, Wayne County, IN, Wells County, IN, White County, IN, Whitley County, IN, Lenawee County, MI, Monroe County, MI, Allen County, OH, Ashland County, OH, Auglaize County, OH, Belmont County, OH, Carroll County, OH, Champaign County, OH, Clark County, OH, Columbiana County, OH, Coshocton County, OH, Crawford County, OH, Cuyahoga County, OH, Darke County, OH, Defiance County, OH, Delaware County, OH, Erie County, OH, Franklin County, OH, Fulton County, OH, Geauga County, OH, Guernsey County, OH, Hancock County, OH, Hardin County, OH, Harrison County, OH, Henry County, OH, Holmes County, OH, Huron County, OH, Jefferson County, OH, Knox County, OH, Licking County, OH, Logan County, OH, Lorain County, OH, Lucas County, OH, Madison County, OH, Mahoning County, OH, Marion County, OH, Medina County, OH, Mercer County, OH, Miami County, OH, Monroe County, OH, Montgomery County, OH, Morrow County, OH, Muskingum County, OH, Noble County, OH, Ottawa County, OH, Paulding County, OH, Portage County, OH, Preble County, OH, Putnam County, OH, Richland County, OH, Sandusky County, OH, Seneca County, OH, Shelby County, OH, Stark County, OH, Summit County, OH, Trumbull County, OH, Tuscarawas County, OH, Union County, OH, Van Wert County, OH, Wayne County, OH, Williams County, OH, Wood County, OH, Wyandot County, OH, Allegheny County, PA, Armstrong County, PA, Beaver County, PA, Blair County, PA, Butler County, PA, Cambria County, PA, Centre County, PA, Clarion County, PA, Clearfield County, PA, Clinton County, PA, Fayette County, PA, Greene County, PA, Huntingdon County, PA, Indiana County, PA, Jefferson County, PA, Juniata County, PA, Lawrence County, PA, Mercer County, PA, Mifflin County, PA, Somerset County, PA, Venango County, PA, Washington County, PA, Westmoreland County, PA, Brooke County, WV, Hancock County, WV, Marion County, WV, Marshall County, WV, Monongalia County, WV, Ohio County, WV, Tyler County, WV, Wetzel County, WV

The radar

The Cleveland radar (KCLE), 115 km from the middle of the area, began a volume at 02:03 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

Severe Thunderstorm Watch 691Jul 26, 9:50 PM CDT

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 2.0 hours before the alert went out and 162 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: 1516 J/kg
Mixed-layer CIN: -10 J/kg
Mixed-layer LCL: 1632 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 139 m²/s²
0-3 km storm-relative helicity: 191 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 7.8

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 26, 9:50 PM CDT	Severe Thunderstorm Watch	SPC	Clay, Crawford, Edwards, Franklin, Hamilton, Jasper and 8 more	3 hr
Jul 26, 11:20 PM CDT	Mesoscale Discussion	SPC	Clark, Clay, Crawford, Edwards, Franklin, Hamilton and 11 more	85 min
Jul 27, 10:55 AM CDT	Mesoscale Discussion	SPC	Adams, Bedford, Berks, Blair, Bucks, Carbon and 33 more	2 hr
Jul 27, 12:10 PM CDT	Severe Thunderstorm Watch	SPC	Carbon, Monroe, Pike	7 hr
Jul 27, 12:50 PM CDT	Severe Thunderstorm Watch	SPC	Adams, Berks, Bucks, Carbon, Chester, Cumberland and 15 more	8 hr
Jul 27, 2:08 PM CDT	Mesoscale Discussion	SPC	Wayne	2 hr
Jul 27, 2:35 PM CDT	Mesoscale Discussion	SPC	Adams, Berks, Bucks, Chester, Cumberland, Dauphin and 12 more	115 min
Jul 27, 5:32 PM CDT	Mesoscale Discussion	SPC	Bucks, Chester, Delaware, Montgomery, Philadelphia	88 min

Nearby

Mesoscale Discussions in Ohio, 2005 Mesoscale Discussions in Indiana, 2005 Mesoscale Discussions in Pennsylvania, 2005 Every mesoscale discussion in 2005

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.