Alert archive / West Virginia / Mesoscale Discussions in 2015
Mesoscale Discussion 1848
The Storm Prediction Center issued this mesoscale discussion at Oct 9, 2015, 2:48 PM EDT for 5 states. It was in force for 57 min.
The area
The outline as issued.
The facts
- Issued
- Oct 9, 2015, 2:48 PM EDT (18:48 UTC)
- Expired
- Oct 9, 2015, 3:45 PM EDT
- In force
- 57 min
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 20%
All 97 counties
Bell County, KY, Boyd County, KY, Breathitt County, KY, Clay County, KY, Clinton County, KY, Cumberland County, KY, Elliott County, KY, Floyd County, KY, Harlan County, KY, Jackson County, KY, Johnson County, KY, Knott County, KY, Knox County, KY, Laurel County, KY, Lawrence County, KY, Lee County, KY, Leslie County, KY, Letcher County, KY, Magoffin County, KY, Martin County, KY, McCreary County, KY, Monroe County, KY, Morgan County, KY, Owsley County, KY, Perry County, KY, Pike County, KY, Pulaski County, KY, Rockcastle County, KY, Russell County, KY, Wayne County, KY, Whitley County, KY, Wolfe County, KY, Allegany County, MD, Garrett County, MD, Anderson County, TN, Campbell County, TN, Cannon County, TN, Claiborne County, TN, Clay County, TN, Cumberland County, TN, DeKalb County, TN, Fentress County, TN, Grainger County, TN, Hancock County, TN, Jackson County, TN, Macon County, TN, Morgan County, TN, Overton County, TN, Pickett County, TN, Putnam County, TN, Rutherford County, TN, Scott County, TN, Smith County, TN, Trousdale County, TN, Union County, TN, Van Buren County, TN, White County, TN, Wilson County, TN, Buchanan County, VA, City of Norton, VA, Dickenson County, VA, Lee County, VA, Wise County, VA, Barbour County, WV, Boone County, WV, Braxton County, WV, Cabell County, WV, Calhoun County, WV, Clay County, WV, Doddridge County, WV, Fayette County, WV, Gilmer County, WV, Grant County, WV, Hampshire County, WV, Harrison County, WV, Jackson County, WV, Kanawha County, WV, Lewis County, WV, Lincoln County, WV, Logan County, WV, Mason County, WV, Mineral County, WV, Mingo County, WV, Nicholas County, WV, Preston County, WV, Putnam County, WV, Raleigh County, WV, Randolph County, WV, Ritchie County, WV, Roane County, WV, Taylor County, WV, Tucker County, WV, Upshur County, WV, Wayne County, WV, Webster County, WV, Wirt County, WV, Wyoming County, WV
The radar
The Charleston,WV radar (KRLX), 46 km from the middle of the area, began a volume at 18:49 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
Roanoke, VA (KRNK), launched 12:00Z, 6.8 hours before the alert went out and 252 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
- 53 J/kg
- Mixed-layer CIN
- -88 J/kg
- Mixed-layer LCL
- 927 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 140 m²/s²
- 0-3 km storm-relative helicity
- 164 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 9, 3:11 PM EDT | Mesoscale Discussion | SPC | Cecil, Harford | 2 hr |
| Oct 9, 3:34 PM EDT | Severe Thunderstorm Watch | SPC | Cecil | 4 hr |
| Oct 9, 4:54 PM EDT | Mesoscale Discussion | SPC | Cecil, Harford | 96 min |
| Oct 9, 7:40 PM EDT | Mesoscale Discussion | SPC | Dorchester, Saint Mary's, Somerset, Wicomico, Worcester | 95 min |
Nearby
Mesoscale Discussions in West Virginia, 2015Mesoscale Discussions in Kentucky, 2015Mesoscale Discussions in Tennessee, 2015Every mesoscale discussion 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.