Alert archive / North Carolina / Severe Thunderstorm Watches in 2000
Severe Thunderstorm Watch 319
The Storm Prediction Center issued this severe thunderstorm watch at May 20, 2000, 5:30 PM EDT for 20 counties in North Carolina; 14 counties in Virginia. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- May 20, 2000, 5:30 PM EDT (21:30 UTC)
- Expired
- May 20, 2000, 11:00 PM EDT
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
All 34 counties
Alamance County, NC, Caswell County, NC, Chatham County, NC, Davidson County, NC, Durham County, NC, Forsyth County, NC, Franklin County, NC, Granville County, NC, Guilford County, NC, Halifax County, NC, Nash County, NC, Orange County, NC, Person County, NC, Randolph County, NC, Rockingham County, NC, Stanly County, NC, Stokes County, NC, Vance County, NC, Wake County, NC, Warren County, NC, Amelia County, VA, Brunswick County, VA, Charlotte County, VA, City of Danville, VA, City of Martinsville, VA, Dinwiddie County, VA, Halifax County, VA, Henry County, VA, Lunenburg County, VA, Mecklenburg County, VA, Nottoway County, VA, Patrick County, VA, Pittsylvania County, VA, Prince Edward County, VA
Warnings issued inside it
17 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 20, 5:42 PM EDT | Severe Thunderstorm Warning | AKQ | Amelia, Nottoway | 33 min |
| May 20, 6:07 PM EDT | Severe Thunderstorm Warning | AKQ | Dinwiddie | 43 min |
| May 20, 6:22 PM EDT | Severe Thunderstorm Warning | RAH | Forsyth | 28 min |
| May 20, 6:36 PM EDT | Severe Thunderstorm Warning | RAH | Davidson | 29 min |
| May 20, 6:50 PM EDT | Severe Thunderstorm Warning | RAH | Davidson, Forsyth | 35 min |
| May 20, 7:02 PM EDT | Severe Thunderstorm Warning | RAH | Guilford | 28 min |
| May 20, 7:12 PM EDT | Severe Thunderstorm Warning | RAH | Randolph | 33 min |
| May 20, 7:35 PM EDT | Severe Thunderstorm Warning | RAH | Alamance, Guilford | 35 min |
| May 20, 7:35 PM EDT | Severe Thunderstorm Warning | RAH | Orange | 35 min |
| May 20, 7:44 PM EDT | Severe Thunderstorm Warning | RNK | Caswell | 46 min |
| May 20, 7:59 PM EDT | Severe Thunderstorm Warning | RNK | Pittsylvania | 46 min |
| May 20, 8:09 PM EDT | Severe Thunderstorm Warning | RAH | Alamance, Durham, Orange | 36 min |
| May 20, 8:28 PM EDT | Severe Thunderstorm Warning | RAH | Franklin, Granville, Wake | 47 min |
| May 20, 8:28 PM EDT | Severe Thunderstorm Warning | RAH | Durham | 47 min |
| May 20, 9:28 PM EDT | Severe Thunderstorm Warning | RAH | Warren | 22 min |
| May 20, 9:47 PM EDT | Severe Thunderstorm Warning | RAH | Halifax | 33 min |
| May 20, 9:49 PM EDT | Severe Thunderstorm Warning | RAH | Warren | 31 min |
The nearest sounding before it
Roanoke, VA (KRNK), launched 12:00Z, 9.5 hours before the alert went out and 90 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
- 38 J/kg
- Mixed-layer CIN
- -61 J/kg
- Mixed-layer LCL
- 696 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 87 m²/s²
- 0-3 km storm-relative helicity
- 130 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 20, 4:30 PM EDT | Severe Thunderstorm Watch | SPC | Alexander, Alleghany, Avery, Buncombe, Burke, Caldwell and 25 more | 6 hr |
| May 20, 7:00 PM EDT | Severe Thunderstorm Watch | SPC | Bertie, Camden, Chowan, Gates, Hertford, Hyde and 6 more | 5 hr |
Nearby
Severe Thunderstorm Watches in North Carolina, 2000Severe Thunderstorm Watches in Virginia, 2000Every severe thunderstorm watch in 2000
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.