Alert archive / North Carolina / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 118, NWS Blacksburg, VA
NWS Blacksburg, VA issued this severe thunderstorm warning at May 23, 1998, 9:36 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
- May 23, 1998, 9:36 AM EDT (13:36 UTC)
- Expired
- May 23, 1998, 10:10 AM EDT
- In force
- 34 min
- Issued by
- NWS Blacksburg, VA
- Area
- Whole counties
County Yadkin County, NC
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 1.6 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
- 214 J/kg
- Mixed-layer CIN
- -101 J/kg
- Mixed-layer LCL
- 795 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 76 m²/s²
- 0-3 km storm-relative helicity
- 107 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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 23, 8:50 AM EDT, 46 minutes earlier.
Area forecast discussion, May 23, 8:50 AM EDT, 46 minutes before
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</html>In the hours before
Special weather statement, May 23, 6:42 AM EDT, 2 hours 54 minutes before
NCZ001>006-018>020-VAZ007-009>020-022>024-032>035-043>047-058- 059-WVZ042>045-241200- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE BLACKSBURG VA 642 AM EDT SAT MAY 23 1998 ...SLIGHT RISK OF SEVERE THUNDERSTORMS TODAY... A LINE OF THUNDERSTORMS MOVING ACROSS EASTERN KENTUCKY WILL APPROACH SOUTHEAST WEST VIRGINIA AND SOUTHWEST VIRGINIA THIS MORNING. THERE IS A SLIGHT RISK OF SEVERE WEATHER WITH THIS LINE...MAINLY IN THE FORM OF DAMAGING WINDS. MORE THUNDERSTORMS ARE EXPECTED TO DEVELOP THROUGH THE DAY AS THUNDERSTORMS MOVE SOUTHEAST OUT OF THE OHIO VALLEY AND ADDITIONAL THUNDERSTORMS DEVELOP ALONG A WARM FRONT EXPECTED TO SLOWLY LIFT THROUGH TENNESSEE AND NORTH CAROLINA. THERE IS A SLIGHT RISK THAT SOME OF THESE THUNDERSTORMS COULD BECOME SEVERE. THIS SLIGHT RISK EXTENDS ACROSS ALL OF SOUTHEAST WEST VIRGINIA...SOUTHWEST AND SOUTH CENTRAL VIRGINIA AND NORTHWEST NORTH CAROLINA. DAMAGING WINDS WILL CONTINUE TO BE THE MAIN THREAT... THOUGH HAIL UP TO ONE IN DIAMETER IS ALSO POSSIBLE. SPOTTER ACTIVATION MAY BE NEEDED AS EARLY AS THIS MORNING. REMAIN ALERT FOR CHANGING WEATHER CONDITIONS AND BE PREPARED TO MOVE TO A PLACE OF SAFETY IMMEDIATELY. STAY TUNED TO NATIONAL WEATHER SERVICE RADIO OR YOUR FAVORITE MEDIA OUTLET FOR THE LATEST WEATHER INFORMATION. DESROSIERS
Special weather statement, May 23, 6:42 AM EDT, 2 hours 54 minutes before
NCZ001>006-018>020-VAZ007-009>020-022>024-032>035-043>047-058- 059-WVZ042>045-241200- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE BLACKSBURG VA 642 AM EDT SAT MAY 23 1998 ...SLIGHT RISK OF SEVERE THUNDERSTORMS TODAY... A LINE OF THUNDERSTORMS MOVING ACROSS EASTERN KENTUCKY WILL APPROACH SOUTHEAST WEST VIRGINIA AND SOUTHWEST VIRGINIA THIS MORNING. THERE IS A SLIGHT RISK OF SEVERE WEATHER WITH THIS LINE...MAINLY IN THE FORM OF DAMAGING WINDS. MORE THUNDERSTORMS ARE EXPECTED TO DEVELOP THROUGH THE DAY AS THUNDERSTORMS MOVE SOUTHEAST OUT OF THE OHIO VALLEY AND ADDITIONAL THUNDERSTORMS DEVELOP ALONG A WARM FRONT EXPECTED TO SLOWLY LIFT THROUGH TENNESSEE AND NORTH CAROLINA. THERE IS A SLIGHT RISK THAT SOME OF THESE THUNDERSTORMS COULD BECOME SEVERE. THIS SLIGHT RISK EXTENDS ACROSS ALL OF SOUTHEAST WEST VIRGINIA...SOUTHWEST AND SOUTH CENTRAL VIRGINIA AND NORTHWEST NORTH CAROLINA. DAMAGING WINDS WILL CONTINUE TO BE THE MAIN THREAT... THOUGH HAIL UP TO ONE IN DIAMETER IS ALSO POSSIBLE. SPOTTER ACTIVATION MAY BE NEEDED AS EARLY AS THIS MORNING. REMAIN ALERT FOR CHANGING WEATHER CONDITIONS AND BE PREPARED TO MOVE TO A PLACE OF SAFETY IMMEDIATELY. STAY TUNED TO NATIONAL WEATHER SERVICE RADIO OR YOUR FAVORITE MEDIA OUTLET FOR THE LATEST WEATHER INFORMATION. DESROSIERS
The office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 23, 7:06 AM EDT | Severe Thunderstorm Warning | RNK | Wythe | 29 min |
| May 23, 7:18 AM EDT | Severe Thunderstorm Warning | RNK | Pulaski | 47 min |
| May 23, 7:37 AM EDT | Severe Thunderstorm Warning | RNK | Floyd | 33 min |
| May 23, 7:44 AM EDT | Severe Thunderstorm Warning | RNK | Tazewell | 46 min |
| May 23, 7:58 AM EDT | Severe Thunderstorm Warning | RNK | Patrick | 37 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.