Alert archive / North Carolina / Severe Thunderstorm Watches in 1997
Severe Thunderstorm Watch 65
The Storm Prediction Center issued this severe thunderstorm watch at Feb 21, 1997, 5:30 PM EST for 24 counties in North Carolina. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- Feb 21, 1997, 5:30 PM EST (22:30 UTC)
- Expired
- Feb 21, 1997, 10:00 PM EST
- In force
- 5 hr
- Issued by
- the Storm Prediction Center
All 24 counties
Alexander County, NC, Anson County, NC, Cabarrus County, NC, Catawba County, NC, Chatham County, NC, Davidson County, NC, Davie County, NC, Forsyth County, NC, Gaston County, NC, Guilford County, NC, Hoke County, NC, Iredell County, NC, Lincoln County, NC, Mecklenburg County, NC, Montgomery County, NC, Moore County, NC, Randolph County, NC, Richmond County, NC, Rowan County, NC, Scotland County, NC, Stanly County, NC, Union County, NC, Wilkes County, NC, Yadkin County, NC
Warnings issued inside it
5 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 21, 5:38 PM EST | Severe Thunderstorm Warning | GSP | Cabarrus, Union | 37 min |
| Feb 21, 5:43 PM EST | Severe Thunderstorm Warning | RAH | Anson, Stanly | 47 min |
| Feb 21, 6:17 PM EST | Severe Thunderstorm Warning | RAH | Montgomery | 43 min |
| Feb 21, 6:18 PM EST | Severe Thunderstorm Warning | GSP | Union | 12 min |
| Feb 21, 6:35 PM EST | Severe Thunderstorm Warning | RAH | Randolph | 25 min |
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 10.5 hours before the alert went out and 68 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 527 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 52 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 |
|---|---|---|---|---|
| Feb 21, 11:15 AM EST | Severe Thunderstorm Watch | SPC | Buncombe, Cherokee, Clay, Graham, Haywood, Jackson and 4 more | 4 hr |
| Feb 21, 5:00 PM EST | Severe Thunderstorm Watch | SPC | Union | 6 hr |
Nearby
Severe Thunderstorm Watches in North Carolina, 1997Every severe thunderstorm watch in 1997
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.