Alert archive / Ohio / Mesoscale Discussions in 2024

Mesoscale Discussion 985

May 26, 20245 states

The Storm Prediction Center issued this mesoscale discussion at May 26, 2024, 5:00 PM EDT for 5 states. It was in force for 90 min.

The area

The outline as issued.

The facts

Issued
May 26, 2024, 5:00 PM EDT (21:00 UTC)
Expired
May 26, 2024, 6:30 PM EDT
In force
90 min
Issued by
the Storm Prediction Center
Concerning
Severe thunderstorm watch 316...317...318
All 86 counties

Alexander County, NC, Alleghany County, NC, Ashe County, NC, Avery County, NC, Buncombe County, NC, Burke County, NC, Caldwell County, NC, Catawba County, NC, Haywood County, NC, Iredell County, NC, Madison County, NC, McDowell County, NC, Mitchell County, NC, Surry County, NC, Watauga County, NC, Wilkes County, NC, Yadkin County, NC, Yancey County, NC, Ashland County, OH, Belmont County, OH, Carroll County, OH, Columbiana County, OH, Coshocton County, OH, Crawford County, OH, Guernsey County, OH, Harrison County, OH, Holmes County, OH, Huron County, OH, Jefferson County, OH, Knox County, OH, Mahoning County, OH, Medina County, OH, Monroe County, OH, Morgan County, OH, Morrow County, OH, Muskingum County, OH, Noble County, OH, Portage County, OH, Richland County, OH, Stark County, OH, Summit County, OH, Tuscarawas County, OH, Washington County, OH, Wayne County, OH, Wyandot County, OH, Carter County, TN, Cocke County, TN, Greene County, TN, Johnson County, TN, Unicoi County, TN, Washington County, TN, Bland County, VA, Carroll County, VA, City of Galax, VA, City of Radford, VA, Giles County, VA, Grayson County, VA, Pulaski County, VA, Smyth County, VA, Tazewell County, VA, Wythe County, VA, Braxton County, WV, Brooke County, WV, Calhoun County, WV, Clay County, WV, Doddridge County, WV, Fayette County, WV, Gilmer County, WV, Greenbrier County, WV, Kanawha County, WV, Lewis County, WV, Marshall County, WV, Mercer County, WV, Monroe County, WV, Nicholas County, WV, Ohio County, WV, Pleasants County, WV, Raleigh County, WV, Ritchie County, WV, Roane County, WV, Summers County, WV, Tyler County, WV, Webster County, WV, Wetzel County, WV, Wirt County, WV, Wood County, WV

The radar

The Charleston,WV radar (KRLX), 38 km from the middle of the area, began a volume at 21:00 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, 9.0 hours before the alert went out and 216 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 12:00Z on 2024-05-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 253 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 12:00Z on 2024-05-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 62 square meters per square second.19395878Sfc1 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
253 J/kg
Mixed-layer CIN
-119 J/kg
Mixed-layer LCL
1185 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
62 m²/s²
0-3 km storm-relative helicity
76 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

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.

IssuedProductOfficeCountiesLasted
May 26, 1:13 PM EDTMesoscale DiscussionSPCAlleghany, Ashe, Avery, Burke, Caldwell, McDowell and 5 more92 min
May 26, 1:46 PM EDTSevere Thunderstorm WatchSPCAlexander, Alleghany, Ashe, Avery, Buncombe, Burke and 20 more9 hr
May 26, 3:25 PM EDTMesoscale DiscussionSPCAlleghany, Ashe, Surry95 min
May 26, 4:42 PM EDTMesoscale DiscussionSPCGraham63 min
May 26, 5:36 PM EDTMesoscale DiscussionSPCAlamance, Caswell, Forsyth, Guilford, Person, Rockingham and 2 more114 min
May 26, 6:08 PM EDTSevere Thunderstorm WatchSPCAlamance, Caswell, Chatham, Cumberland, Davidson, Durham and 19 more8 hr
May 26, 6:35 PM EDTMesoscale DiscussionSPCAvery, Buncombe, Burke, Catawba, Clay, Cleveland and 15 more85 min
May 26, 6:43 PM EDTSevere Thunderstorm WatchSPCCabarrus, Cleveland, Gaston, Henderson, Lincoln, Mecklenburg and 4 more4 hr
May 26, 12:20 PM EDTMesoscale DiscussionSPCAdams, Allen, Ashland, Athens, Auglaize, Brown and 56 more85 min
May 26, 1:02 PM EDTSevere Thunderstorm WatchSPCAdams, Allen, Athens, Auglaize, Brown, Butler and 52 more7 hr
May 26, 3:52 PM EDTSevere Thunderstorm WatchSPCAshland, Ashtabula, Belmont, Carroll, Columbiana, Coshocton and 19 more6 hr
May 26, 7:22 PM EDTMesoscale DiscussionSPCColumbiana, Jefferson, Mahoning, Trumbull83 min
May 26, 3:35 AM EDTTornado WatchSPCHenry, Lake, Obion, Weakley7 hr
May 26, 8:50 AM EDTMesoscale DiscussionSPCBenton, Cannon, Carroll, Cheatham, Clay, Davidson and 26 more115 min
May 26, 9:59 AM EDTTornado WatchSPCAnderson, Blount, Campbell, Cannon, Cheatham, Claiborne and 33 more8 hr
May 26, 11:17 AM EDTMesoscale DiscussionSPCCampbell, Claiborne, Clay, Fentress, Jackson, Macon and 6 more88 min
May 26, 12:52 PM EDTMesoscale DiscussionSPCAnderson, Bedford, Benton, Bledsoe, Campbell, Cannon and 41 more83 min
May 26, 2:57 PM EDTMesoscale DiscussionSPCAnderson, Bledsoe, Campbell, Cannon, Clay, Cumberland and 24 more93 min
May 26, 3:38 PM EDTMesoscale DiscussionSPCCarroll, Crockett, Dyer, Gibson, Lake, Obion and 1 more3 hr
May 26, 3:46 PM EDTMesoscale DiscussionSPCBenton, Carroll, Cheatham, Crockett, Davidson, Dickson and 14 more59 min
May 26, 5:01 PM EDTTornado Watch PDSSPCBenton, Carroll, Crockett, Dyer, Gibson, Henry and 4 more7 hr
May 26, 6:18 PM EDTMesoscale DiscussionSPCBenton, Carroll, Chester, Crockett, Decatur, Dyer and 16 more87 min

Nearby

Mesoscale Discussions in Ohio, 2024Mesoscale Discussions in West Virginia, 2024Mesoscale Discussions in North Carolina, 2024Every mesoscale discussion in 2024

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.