Alert archive / North Carolina / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 199, NWS Blacksburg, VA
NWS Blacksburg, VA issued this severe thunderstorm warning at Jun 15, 1998, 12:41 AM EDT for Yadkin County, North Carolina. It was in force for 34 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
- Jun 15, 1998, 12:41 AM EDT (04:41 UTC)
- Expired
- Jun 15, 1998, 1:15 AM EDT
- In force
- 34 min
- Issued by
- NWS Blacksburg, VA
- Area
- Whole counties
County Yadkin County, NC
The radar
The Roanoke radar (KFCX), 102 km from the middle of the area, began a volume at 04:41 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, 4.7 hours before the alert went out and 69 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
- 1462 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 91 m²/s²
- 0-3 km storm-relative helicity
- 311 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
163 WUUS01 KRNK 150443 RRA SVRRNK NCC197-150515- BULLETIN--IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BLACKSBURG VA 1241 AM EDT MON JUN 15 1998 THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHERN YADKIN COUNTY IN NORTHWESTERN NORTH CAROLINA. * UNTIL 115 AM EDT. * AT 1240 AM EDT... BLACKSBURG DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 29 MILES SOUTH OF MT AIRY OR 3 MILES SOUTH SOUTHWEST OF SHACKTOWN MOVING EAST AT 35 MPH. * SEVERE WEATHER IS EXPECTED TO REACH... HUNTSVILLE AROUND 1250 AM EDT.. ENON AROUND 1255 AM EDT.. << CALL TO ACTION >> SEVERE THUNDERSTORMS ARE CAPABLE OF PRODUCING DAMAGING WINDS AND LARGE HAIL. MOVE TO A PLACE OF SAFETY IMMEDIATELY. .END/JS/RG
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 Jun 14, 9:19 PM EDT, 3 hours 22 minutes earlier.
Area forecast discussion, Jun 14, 9:19 PM EDT, 3 hours 22 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE BLACKSBURG VA 900 PM EDT SUN JUNE 14 1998 DISC... KFCX SHOWS SCATTERED SHRA STARTING TO MOVE INTO RNKS EXTREME WESTERN COUNTIES. EVENING SURFACE ANALYSIS PLACES WARM FRONT FROM CENTRAL KY TO ERN TN TO CENTRAL GA WITH DWPTS IN THE UPPER 60S TO LOWER 70S SOUTH OF FRONT AND IN THE UPPER 50S TO LOWER 60S IN RNK CWA. 00Z RNK SOUNDE IS STABLE DUE TO A 5 DEGREE MID LEVEL CAP. EXPECT ATS TO DESTABLELIZE AS WWA PICKS UP WITH STRONGER 850 FLOW. PC GRIDDS PROG WARM FRONT...THATE RIDGE...ISENTROPIC LIFT IN SE WV AND SW VA BY 01Z...THEN LIFT IT NEWD ACROSS PIEDMONT AREAS OVERNIGHT. STILL PREFER THE LIKELY POPS FOR TSRA OVERNIGHT...WITH HIGHER POPS IN THE MNTS. EXPECT OVERNIGHT TEMPS AROUND 60 IN SE WV/NRN MNTS/NRV/WRN HIGHLANDS TO MID 60S ROA AND UPPER 60S IN DAN. MV
The office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 15, 2:41 PM EDT | Severe Thunderstorm Warning | RNK | Stokes | 34 min |
| Jun 15, 2:55 PM EDT | Severe Thunderstorm Warning | RNK | Rockingham | 50 min |
| Jun 15, 3:45 PM EDT | Severe Thunderstorm Warning | RNK | Caswell | 50 min |
| Jun 15, 3:48 PM EDT | Tornado Warning | RNK | Caswell | 52 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 1998Every severe thunderstorm warning in 1998
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.