Alert archive / North Carolina / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 66, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at May 7, 1998, 4:05 PM EDT for Madison County, North Carolina. It was in force for 45 min. 5 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- May 7, 1998, 4:05 PM EDT (20:05 UTC)
- Expired
- May 7, 1998, 4:50 PM EDT
- In force
- 45 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Whole counties
County Madison County, NC
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 7, 4:25 PM EDT | Hail 1.75 | Marshall, NC | |
| May 7, 4:25 PM EDT | Hail 0.88 | Big Laurel, NC | |
| May 7, 4:35 PM EDT | Tornado F1 | Spring Creek, NC | A tornado pulled a roof partly off a house and damaged three other houses. Debris from the houses was found about a half mile away on another ridge. Numerous trees were blown down through 4:37 pm EDT. |
| May 7, 4:35 PM EDT | Hail 1.75 | Spring Creek, NC | |
| May 7, 4:50 PM EDT | Hail 0.75 | Marshall, NC |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 8.1 hours before the alert went out and 254 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
- 49 J/kg
- Mixed-layer CIN
- -28 J/kg
- Mixed-layer LCL
- 523 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 31 m²/s²
- 0-3 km storm-relative helicity
- 53 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.
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 Greenville-Spartanburg, SC wrote its last area forecast discussion before this severe thunderstorm warning went out at May 7, 2:40 PM EDT, 1 hour 25 minutes earlier.
Area forecast discussion, May 7, 2:40 PM EDT, 1 hour 25 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
240 PM EDT THU MAY 7 1998
CAE/FFC/RAH: TSTMS WITH HVY RAIN...POSS SVR TONIGHT. HANG ONTO
SMALL POPS THRU FRIDAY.
INITIAL BAND OF CONVECTION GETTING READY TO CLEAR EASTERN FRINGES
OF CWA & IN ITS WAKE...ATMOSPHERE SHOULD RECOVER QUICKLY WITH
AS SUNSHINE RETURNED TO HELP DESTABILIZE. ALREADY TSTMS DEVELOPING
RAPIDLY IN EAST TENNESSEE & WILL SPREAD EAST BACK INTO FA LATER
THIS AFTERNOON & EVENING. STRONG OMEGA...FAVORABLE LEFT EXIT REGION
POS OF 25H JET...UPPER DIFFLUENCE...INCREASING VWP AND LLVL RH RETURN
ALL LEADS TO IMPRESSIVE SVR CHCS INTO TONIGHT. WARM FRONT LIES JUST
TO THE SOUTH/WEST OF FA & WILL CONT TO LIFT NWD WITH BEST TORNADO
THREAT ALONG THIS BNDRY.
THETA-E & HIGHER PW AXIS WILL SHIFT FROM ERN TENN THIS AFTERNOON
INTO AN E-W ORIENTATION ACRS N GA/N SC. LOCALIZED 1-2 AMTS WILL
LIKELY DEVELOP WITH STMS TONIGHT BUT DEBATABLE IF THE DURATION OF
THIS SYSTEM WILL BE LONG ENOUGH FOR WIDESPREAD FLDG TO EVOLVE.
OMEGA & DEEP MOISTURE CUTS OFF TWDS 12Z WITH SFC & 85H FNT MOVING
ACRS FA DURING FRIDAY MORNING. LLVL DRYING PROGGED DURING DAY
...BUT WERE STILL UNSTABLE AS UPPER LOW REMAINS OVER THE AREA.
SO...STILL WOULD LIKE TO HANG ONTO SMALL POPS THRU FRIDAY.
AVL 58/71/53/77 6312
CLT 63/77/58/83 6412
GSP 62/78/57/82 6312
CSHIn the hours before
Special weather statement, May 7, 1:55 PM EDT, 2 hours 10 minutes before
GAZ026-028-029-SCZ001>014-019-071855- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 155 PM EDT THU MAY 7 1998 THE NATIONAL WEATHER SERVICE HAS CLEARED THE FOLLOWING COUNTIES FROM SEVERE THUNDERSTORM WATCH NUMBER 301... IN GEORGIA... FRANKLIN...HART...ELBERT IN SOUTH CAROLINA... OCONEE...PICKENS...GREENVILLE...SPARTANBURG...CHEROKEE...CHESTER... YORK...ANDERSON...LAURENS...UNION...ABBEVILLE....GREENWOOD SEVERE WEATHER HAS MOVED EAST OF THE THESE COUNTIES. KAJ
Special weather statement, May 7, 1:55 PM EDT, 2 hours 10 minutes before
GAZ026-028-029-SCZ001>014-019-071855- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 155 PM EDT THU MAY 7 1998 THE NATIONAL WEATHER SERVICE HAS CLEARED THE FOLLOWING COUNTIES FROM SEVERE THUNDERSTORM WATCH NUMBER 301... IN GEORGIA... FRANKLIN...HART...ELBERT IN SOUTH CAROLINA... OCONEE...PICKENS...GREENVILLE...SPARTANBURG...CHEROKEE...CHESTER... YORK...ANDERSON...LAURENS...UNION...ABBEVILLE....GREENWOOD SEVERE WEATHER HAS MOVED EAST OF THE THESE COUNTIES. KAJ
Special weather statement, May 7, 2:29 PM EDT, 1 hour 36 minutes before
GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082- SCZ001>014- 019-080005- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 229 PM EDT THU MAY 7 1998 ...SEVERE WEATHER STILL POSSIBLE THIS AFTERNOON AND EVENING ACROSS NORTHEAST GEORGIA AND THE WESTERN CAROLINAS... THUNDERSTORMS ARE EXPECTED TO REDEVELOP THIS AFTERNOON AND EVENING ACROSS NORTHEAST GEORGIA AND THE WESTERN CAROLINAS. THUNDERSTORMS THAT AFFECTED MOST OF THE AREA EARLIER TODAY HAVE MOVED EAST OF THE AREA. THE ATMOSPHERE WILL BECOME INCREASINGLY UNSTABLE THIS AFTERNOON AND EARLY EVENING AS SUNSHINE DEVELOPS ACROSS MUCH OF THE AREA. THIS COMBINED WITH DRIER AIR ALOFT AND STRENGTHENING WINDS IN THE ATMOSPHERE WILL RESULT IN POSSIBLE SEVERE THUNDERSTORM DEVELOPMENT THIS AFTERNOON AND EVENING. AS OF 230 PM SEVERE THUNDERSTORMS WERE DEVELOPING IN EAST TENNESSEE AND WILL LIKELY MOVE INTO THE MOUNTAINS OF NORTH CAROLINA DURING THE MID AND LATE AFTERNOON. NORTHEAST GEORGIA AND WESTERN PORTIONS OF UPSTATE SOUTH CAROLINA COULD BE AFFECTED BY LATE AFTERNOON. SEVERE WEATHER WILL LIKELY HOLD OFF UNTIL THIS EVENING ACROSS THE CAROLINA PIEDMONT. SPOTTER ACTIVATION MAY BE REQUIRED BY MID OR LATE AFTERNOON IN PARTS OF THE WESTERN CAROLINAS AND NORTHEAST GEORGIA. STAY TUNED TO NOAA WEATHER RADIO...LOCAL RAIO OR TELEVISION OR CABLE TELEVISION FOR THE LATEST WEATHER INFORMATION. KAJ
Special weather statement, May 7, 2:29 PM EDT, 1 hour 36 minutes before
GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082- SCZ001>014- 019-080005- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 229 PM EDT THU MAY 7 1998 ...SEVERE WEATHER STILL POSSIBLE THIS AFTERNOON AND EVENING ACROSS NORTHEAST GEORGIA AND THE WESTERN CAROLINAS... THUNDERSTORMS ARE EXPECTED TO REDEVELOP THIS AFTERNOON AND EVENING ACROSS NORTHEAST GEORGIA AND THE WESTERN CAROLINAS. THUNDERSTORMS THAT AFFECTED MOST OF THE AREA EARLIER TODAY HAVE MOVED EAST OF THE AREA. THE ATMOSPHERE WILL BECOME INCREASINGLY UNSTABLE THIS AFTERNOON AND EARLY EVENING AS SUNSHINE DEVELOPS ACROSS MUCH OF THE AREA. THIS COMBINED WITH DRIER AIR ALOFT AND STRENGTHENING WINDS IN THE ATMOSPHERE WILL RESULT IN POSSIBLE SEVERE THUNDERSTORM DEVELOPMENT THIS AFTERNOON AND EVENING. AS OF 230 PM SEVERE THUNDERSTORMS WERE DEVELOPING IN EAST TENNESSEE AND WILL LIKELY MOVE INTO THE MOUNTAINS OF NORTH CAROLINA DURING THE MID AND LATE AFTERNOON. NORTHEAST GEORGIA AND WESTERN PORTIONS OF UPSTATE SOUTH CAROLINA COULD BE AFFECTED BY LATE AFTERNOON. SEVERE WEATHER WILL LIKELY HOLD OFF UNTIL THIS EVENING ACROSS THE CAROLINA PIEDMONT. SPOTTER ACTIVATION MAY BE REQUIRED BY MID OR LATE AFTERNOON IN PARTS OF THE WESTERN CAROLINAS AND NORTHEAST GEORGIA. STAY TUNED TO NOAA WEATHER RADIO...LOCAL RAIO OR TELEVISION OR CABLE TELEVISION FOR THE LATEST WEATHER INFORMATION. KAJ
Local storm report, May 7, 4:05 PM EDT, 0 minutes before
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</html>The office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 7, 3:07 PM EDT | Severe Thunderstorm Warning | GSP | Mitchell, Yancey | 48 min |
| May 7, 3:10 PM EDT | Severe Thunderstorm Warning | GSP | Madison | 50 min |
| May 7, 4:26 PM EDT | Severe Thunderstorm Warning | GSP | Yancey | 44 min |
| May 7, 4:46 PM EDT | Severe Thunderstorm Warning | GSP | Madison | 49 min |
| May 7, 5:03 PM EDT | Severe Thunderstorm Warning | GSP | Buncombe | 32 min |
| May 7, 5:15 PM EDT | Severe Thunderstorm Warning | GSP | Alexander | 35 min |
| May 7, 5:19 PM EDT | Severe Thunderstorm Warning | GSP | McDowell | 46 min |
| May 7, 5:26 PM EDT | Severe Thunderstorm Warning | GSP | Graham | 49 min |
| May 7, 5:33 PM EDT | Tornado Warning | GSP | Iredell | 47 min |
| May 7, 5:40 PM EDT | Tornado Warning | GSP | McDowell | 45 min |
| May 7, 5:51 PM EDT | Severe Thunderstorm Warning | GSP | Caldwell | 49 min |
| May 7, 5:56 PM EDT | Severe Thunderstorm Warning | GSP | Davie | 34 min |
| May 7, 6:09 PM EDT | Tornado Warning | GSP | Alexander | 46 min |
| May 7, 6:11 PM EDT | Severe Thunderstorm Warning | GSP | Haywood | 49 min |
| May 7, 6:22 PM EDT | Severe Thunderstorm Warning | GSP | Burke | 48 min |
| May 7, 6:26 PM EDT | Tornado Warning | GSP | Iredell | 49 min |
| May 7, 6:34 PM EDT | Tornado Warning | GSP | Lincoln | 46 min |
| May 7, 6:50 PM EDT | Severe Thunderstorm Warning | GSP | Buncombe | 60 min |
| May 7, 7:01 PM EDT | Severe Thunderstorm Warning | GSP | Haywood | 64 min |
| May 7, 7:06 PM EDT | Tornado Warning | GSP | Rowan | 64 min |
| May 7, 7:11 PM EDT | Severe Thunderstorm Warning | GSP | McDowell | 64 min |
| May 7, 7:27 PM EDT | Severe Thunderstorm Warning | GSP | Iredell, Mecklenburg | 33 min |
| May 7, 7:54 PM EDT | Tornado Warning | GSP | Cabarrus | 46 min |
| May 7, 4:56 PM EDT | Severe Thunderstorm Warning | GSP | Oconee | 59 min |
| May 7, 5:11 PM EDT | Tornado Warning | GSP | Oconee | 34 min |
| May 7, 5:32 PM EDT | Severe Thunderstorm Warning | GSP | Anderson | 63 min |
| May 7, 6:14 PM EDT | Tornado Warning | GSP | Abbeville, Anderson | 46 min |
| May 7, 6:23 PM EDT | Tornado Warning | GSP | Greenwood | 47 min |
| May 7, 6:40 PM EDT | Severe Thunderstorm Warning | GSP | Oconee | 50 min |
| May 7, 7:36 PM EDT | Severe Thunderstorm Warning | GSP | Oconee | 49 min |
| May 7, 7:45 PM EDT | Tornado Warning | GSP | Anderson | 50 min |
| May 7, 9:49 AM EDT | Severe Thunderstorm Warning | GSP | Habersham, Stephens | 46 min |
| May 7, 10:48 AM EDT | Severe Thunderstorm Warning | GSP | Franklin, Hart | 32 min |
| May 7, 4:18 PM EDT | Tornado Warning | GSP | Rabun | 62 min |
| May 7, 4:28 PM EDT | Tornado Warning | GSP | Habersham | 47 min |
| May 7, 5:21 PM EDT | Severe Thunderstorm Warning | GSP | Franklin | 49 min |
| May 7, 5:50 PM EDT | Severe Thunderstorm Warning | GSP | Elbert, Hart | 45 min |
| May 7, 5:59 PM EDT | Severe Thunderstorm Warning | GSP | Rabun | 66 min |
| May 7, 6:04 PM EDT | Tornado Warning | GSP | Elbert | 46 min |
| May 7, 6:33 PM EDT | Severe Thunderstorm Warning | GSP | Habersham | 47 min |
| May 7, 7:07 PM EDT | Severe Thunderstorm Warning | GSP | Rabun | 48 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.