Alert archive / North Carolina / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 34, NWS Blacksburg, VA
NWS Blacksburg, VA issued this severe thunderstorm warning at May 1, 2002, 11:14 PM EDT for Ashe County, Watauga County, North Carolina. It was in force for 46 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- May 1, 2002, 11:14 PM EDT (03:14 UTC)
- Expired
- May 2, 2002, 12:00 AM EDT
- In force
- 46 min
- Issued by
- NWS Blacksburg, VA
- Area
- Whole counties
Counties Ashe County, NC, Watauga County, NC
The radar
The Roanoke radar (KFCX), 141 km from the middle of the area, began a volume at 03:17 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
Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 3.2 hours before the alert went out and 155 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
- 292 J/kg
- Mixed-layer CIN
- -148 J/kg
- Mixed-layer LCL
- 1208 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 10 m²/s²
- 0-3 km storm-relative helicity
- 64 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS51 KRNK 020314 SVRRNK NCC009-189-020400- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BLACKSBURG VA 1112 PM EDT WED MAY 1 2002 THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... ASHE COUNTY IN NORTHWEST NORTH CAROLINA NORTHERN WATAUGA COUNTY IN NORTHWEST NORTH CAROLINA * UNTIL MIDNIGHT EDT. * AT 1112 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 10 MILES WEST OF ASHLAND...MOVING SOUTHEAST AT 55 MPH. HAIL UP TO GOLFBALL SIZE HAS BEEN REPORTED WITH THIS STORM. SOME LOCATIONS THREATENED THROUGH MIDNIGHT EDT INCLUDE ASHLAND... LANSING... TODD... DEEP GAP... GLENDALE SPRINGS... <<CALL TO ACTION>>SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. PREPARE TO MOVE TO A PLACE OF SAFETY IN A STURDY STRUCTURE SUCH AS A BASEMENT OR SMALL INTERIOR ROOM IF A TORNADO IS SPOTTED. RELAY SEVERE WEATHER REPORTS TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...1...8 6 6...2 1 5...4 3 2 4. $$ 11
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Blacksburg, VA wrote its last area forecast discussion before this severe thunderstorm warning went out at May 1, 8:34 PM EDT, 2 hours 40 minutes earlier.
Area forecast discussion, May 1, 8:34 PM EDT, 2 hours 40 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE BLACKSBURG, VA 830 PM EDT MAY 1 2002 STRONGEST CELLS IN LEADING MCS OVER ERN KY SHOULD REMAIN ON ITS SRN EDGE. SVR WX SHOULD STAY SW OF THE FA. THE OVERALL MVMNT OF THE MCS SHOULD REMAIN ESE...CLOSE TO THE STNRY/WRM FNT. CORFIDI VECTORS FROM THE 18Z MODELS SUPPORT THIS MVMNT. MORE TSRA ARE DEVELOPING BEHIND THIS INTIAL MCS IN SE IN AND NRN KY AND IT LOOKS LIKE MOST OF THIS ACTIVITY WILL BE MOVG ACROSS THE CWA LATER TONITE. WILL RAISE POPS ALL ZONES- CATEG MTNS TO LIKELY FOR THE BLUE RIDGE AND EASTWARD...MAY KEEP SOME OF THE PIEDMONT CHC. DON/T SEE MUCH CHC OF TSTMS IN NERN SECTIONS LIKE ARND LYH...BUT WILL NOT TAKE IT OUT SINCE IT IS ALREADY IN THE FCST. UPDATE WILL BE OUT SHORTLY SINCE TSRA ARE ON OUR DOORSTEP. .RNK... NC...NONE. VA...NONE. WV...NONE. JJ
In the hours before
Special weather statement, May 1, 10:34 PM EDT, 40 minutes before
NCZ001-002-018-019-020400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BLACKSBURG VA 1034 PM EDT WED MAY 1 2002 ...STRONG THUNDERSTORMS MOVING INTO THE MOUNTAINS OF NORTHWESTERN NORTH CAROLINA... AN AREA OF STRONG THUNDERSTORMS IS MOVING ACROSS FAR SOUTHWESTERN VIRGINIA...AND THE NORTHEASTERN CORNER OF TENNESSEE. THE STORMS SHOULD REACH NORTH CAROLINA BETWEEN 11 AND 11:30 PM. HEAVY DOWNPOURS...AND HAIL...ARE POSSIBLE WITH THESE STORMS. BS
The office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 1, 11:49 PM EDT | Severe Thunderstorm Warning | RNK | Wilkes | 41 min |
| May 2, 7:00 PM EDT | Severe Thunderstorm Warning | RNK | Rockingham | 45 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 2002Every severe thunderstorm warning in 2002
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.