Alert archive / West Virginia / Mesoscale Discussions in 2003
Mesoscale Discussion 2282
The Storm Prediction Center issued this mesoscale discussion at Aug 27, 2003, 6:11 AM EDT for 5 states. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Aug 27, 2003, 6:11 AM EDT (10:11 UTC)
- Expired
- Aug 27, 2003, 8:15 AM EDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
All 47 counties
Allegany County, MD, Garrett County, MD, Washington County, MD, Athens County, OH, Belmont County, OH, Fairfield County, OH, Franklin County, OH, Guernsey County, OH, Hocking County, OH, Monroe County, OH, Morgan County, OH, Muskingum County, OH, Noble County, OH, Perry County, OH, Washington County, OH, Bedford County, PA, Fayette County, PA, Fulton County, PA, Greene County, PA, Somerset County, PA, City of Winchester, VA, Clarke County, VA, Frederick County, VA, Shenandoah County, VA, Warren County, VA, Barbour County, WV, Berkeley County, WV, Doddridge County, WV, Grant County, WV, Hampshire County, WV, Hardy County, WV, Harrison County, WV, Jefferson County, WV, Marion County, WV, Marshall County, WV, Mineral County, WV, Monongalia County, WV, Morgan County, WV, Ohio County, WV, Pleasants County, WV, Preston County, WV, Ritchie County, WV, Taylor County, WV, Tucker County, WV, Tyler County, WV, Wetzel County, WV, Wood County, WV
The radar
The Pittsburgh radar (KPBZ), 111 km from the middle of the area, began a volume at 10:13 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.
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 00:00Z, 10.2 hours before the alert went out and 102 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
- 366 J/kg
- Mixed-layer CIN
- -214 J/kg
- Mixed-layer LCL
- 1453 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 191 m²/s²
- 0-3 km storm-relative helicity
- 213 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
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 |
|---|---|---|---|---|
| Aug 26, 9:20 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Garrett | 6 hr |
| Aug 26, 10:18 PM EDT | Mesoscale Discussion | SPC | Allegany, Garrett | 57 min |
| Aug 27, 12:22 AM EDT | Mesoscale Discussion | SPC | Charles | 53 min |
| Aug 27, 9:23 AM EDT | Mesoscale Discussion | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Caroline, Carroll and 17 more | 2 hr |
| Aug 27, 9:40 AM EDT | Severe Thunderstorm Watch | SPC | Harford | 5 hr |
| Aug 27, 10:35 AM EDT | Severe Thunderstorm Watch | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 8 more | 5 hr |
| Aug 27, 2:10 PM EDT | Mesoscale Discussion | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 8 more | 65 min |
| Aug 27, 3:09 PM EDT | Mesoscale Discussion | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Frederick and 7 more | 66 min |
| Aug 27, 3:30 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 9 more | 7 hr |
| Aug 27, 5:03 PM EDT | Mesoscale Discussion | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 10 more | 87 min |
| Aug 27, 6:56 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 15 more | 64 min |
| Aug 27, 7:30 PM EDT | Severe Thunderstorm Watch | SPC | Caroline, Cecil, Dorchester, Kent, Queen Anne's, Somerset and 3 more | 4 hr |
| Aug 27, 2:15 AM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Crawford, Defiance, Erie, Fulton and 24 more | 90 min |
| Aug 27, 2:35 AM EDT | Severe Thunderstorm Watch | SPC | Allen, Ashland, Carroll, Crawford, Defiance, Erie and 21 more | 5 hr |
| Aug 27, 4:57 AM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Crawford, Defiance, Erie, Fulton and 17 more | 93 min |
| Aug 27, 9:47 AM EDT | Mesoscale Discussion | SPC | Athens, Butler, Champaign, Clark, Clermont, Clinton and 21 more | 118 min |
| Aug 27, 12:52 PM EDT | Mesoscale Discussion | SPC | Adams, Athens, Brown, Fairfield, Fayette, Franklin and 15 more | 113 min |
| Aug 27, 2:05 PM EDT | Severe Thunderstorm Watch | SPC | Athens, Belmont, Coshocton, Gallia, Guernsey, Harrison and 10 more | 5 hr |
| Aug 27, 11:48 AM EDT | Mesoscale Discussion | SPC | Adams, Allegheny, Beaver, Bedford, Cambria, Columbia and 18 more | 87 min |
Nearby
Mesoscale Discussions in West Virginia, 2003Mesoscale Discussions in Ohio, 2003Mesoscale Discussions in Pennsylvania, 2003Every mesoscale discussion in 2003
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.