Alert archive / North Carolina / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 42, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at May 1, 1990, 6:18 PM EDT for Caldwell County, North Carolina. It was in force for 57 min.
The area
The counties it named.
The facts
- Issued
- May 1, 1990, 6:18 PM EDT (22:18 UTC)
- Expired
- May 1, 1990, 7:15 PM EDT
- In force
- 57 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Whole counties
County Caldwell County, NC
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 10.3 hours before the alert went out and 149 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
- 564 J/kg
- Mixed-layer CIN
- -160 J/kg
- Mixed-layer LCL
- 1024 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 50 m²/s²
- 0-3 km storm-relative helicity
- 57 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
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.
In the hours before
Special weather statement, May 1, 3:38 PM EDT, 2 hours 40 minutes before
NCZ007-009-010-011-012-012230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ASHEVILLE NC 345 PM EDT TUE MAY 01 1990 ...A SEVERE THUNDERSTORM WATCH IN EFFECT FOR MOST OF WESTERN NORTH CAROLINA UNTIL 9 PM... AT 330 PM NATIONAL WEATHER SERVICE RADAR SHOWS A LINE OF THUNDERSTORMS IN EASTERN TENNESSEE JUST WEST OF KNOXVILLE MOVING TOWARD THE EAST AT ABOUT 40 MILES AN HOUR. THESE STORMS ARE EXPECTED TO MOVE INTO EXTREME WESTERN NORTH CAROLINA LATER THIS AFTERNOON AND EVENING. SOME OF THE HEAVIER STORMS MAY PRODUCE HAIL AND DAMAGING WINDS. IF YOU ARE IN THE PATH OF ONE OF THESE STORMS..TAKE SLELTER UNTIL IT PASSES. STAY TUNED TO THE NATIONAL WEATHER SERVICE RADIO FOR THE LATEST STATEMENTS AND WARNINGS. YOU WILL HEAR IT FIRST ON THE NATIONAL WEATHER SERVICE RADIO. THE NEXT STATEMENT WILL BE ISSUED AROUND 6 PM. OS
Special weather statement, May 1, 5:07 PM EDT, 1 hour 11 minutes before
NCZ007-012200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHARLOTTE NC 500 PM EDT TUE MAY 01 1990 ... A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF WESTERN NORTH CAROLINA INCLUDING CATAWBA COUNTY UNTIL 9 PM EDT ... AT 5 PM ... CHARLOTTE WEATHER RADAR SHOWED SHOWERS AND THUNDERSTORMS WITH VERY HEAVY RAIN COVERING MUCH OF WESTERN NORTH CAROLINA. THESE VERY ACTIVE THUNDERSTORMS REACHED FROM NEAR ASHEVILLE NORTHEASTWARD TO JUST WEST OF GREENSBORO. ALL THE PRECIPITATION WAS MOVING TOWARD THE EAST BETWEEN 30 AND 40 MPH. EVERYONE IN AND NEAR THE WATCH AREA SHOULD REMAIN ALERT FOR POSSIBLE WARNINGS OR REPORTS OF SEVERE WEATHER. THE NEXT STATEMENT WILL BE ISSUED BY THIS OFFjICE JUST BEFORE 7 PM EDT. CLARK
Special weather statement, May 1, 6:00 PM EDT, 18 minutes before
SCZ001>004-012300 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREER SC 500 PM EDT TUE MAY 1 1990 ...SEVERE THUNDERSTORM WATCH FOR ALL UPSTATE SOUTH CAROLINA COUNTIES UNTIL MIDNIGHT... NO THUNDERSTORMS WERE INDICATED OVER THE UPSTATE AT THIS TIME...HOWEVER STRONG THUNDERSTORMS CONTINUES TO MOVE ACROSS EASTERN TENNESSEE... WESTERN NORTH CAROLINA...AND NORTHWEST GEORGIA. THESE STORMS HAVE PRODUCED DAMAGING WINDS AND LARGE HAIL DURING THE PAST COUPLE OF HOURS. THIS AREA OF STRONG THUNDERSTORMS SHOULD BE APPROACHING THE WESTERN COUNTIES OF THE UPSTATE AROUND 8 PM EDT. BUT THUNDERSTORMS MAY DEVELOP AHEAD OF THIS MAIN LINE AT ANY TIME. PEOPLE IN UPSTATE SOUTH CAROLINA SHOULD KEEP ALERT TO THE CURRENT WEATHER CONDITIONS AND BE PREPARED TO SEEK SAFE SHELTER IF THREATENING WEATHER APPROACHES. LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. ROBBINS
Special weather statement, May 1, 6:02 PM EDT, 16 minutes before
SCZ001>004-012300 SPECIAL WEATHER STATEMENT...CORRECTION NATIONAL WEATHER SERVICE GREER SC 600 PM EDT TUE MAY 1 1990 ...SEVERE THUNDERSTORM WATCH FOR ALL UPSTATE SOUTH CAROLINA COUNTIES UNTIL MIDNIGHT... NO THUNDERSTORMS WERE INDICATED OVER THE UPSTATE AT THIS TIME...HOWEVER STRONG THUNDERSTORMS CONTINUES TO MOVE ACROSS EASTERN TENNESSEE... WESTERN NORTH CAROLINA...AND NORTHWEST GEORGIA. THESE STORMS HAVE PRODUCED DAMAGING WINDS AND LARGE HAIL DURING THE PAST COUPLE OF HOURS. THIS AREA OF STRONG THUNDERSTORMS SHOULD BE APPROACHING THE WESTERN COUNTIES OF THE UPSTATE AROUND 8 PM EDT. BUT THUNDERSTORMS MAY DEVELOP AHEAD OF THIS MAIN LINE AT ANY TIME. PEOPLE IN UPSTATE SOUTH CAROLINA SHOULD KEEP ALERT TO THE CURRENT WEATHER CONDITIONS AND BE PREPARED TO SEEK SAFE SHELTER IF THREATENING WEATHER APPROACHES. LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. ROBBINS CORRECTION FOR HEADING TIME.
Special weather statement, May 1, 6:03 PM EDT, 15 minutes before
NCZ007- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHARLOTTE NC 600 PM EDT TUE MAY 01 1990 ... A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF NORTH AND SOUTH CAROLINA UNTIL MIDNIGHT. THE WATCH INCLUDED BUT WAS NOT LIMITED TO ... CLEVELAND ... CATAWBA ... LINCOLN ... GASTON ... MECKLENBURG ... CABARRUS ... STANLY ... UNION ... ANSON ... MONTGOMERY ... RICHMOND ... IREDELL ... AND ROWAN COUNTIES OF NORTH CAROLINA AND CHEROKEE ... YORK ... CHESTER ... AND LANCASTER COUNTIES OF SOUTH CAROLINA. AT 6 PM EDT ... CHARLOTTE WEATHER RADAR SHOWED SHOWERS AND THUNDERSTORMS WITH VERY HEAVY RAIN COVERING MOST OF WESTERN NORTH CAROLINA. THE MOST ACTIVE THUNDERSTORMS WERE LOCATED OVER EXTREME WESTERN RUTHERFORD ... WESTERN BURKE ... AND EXTENDING INTO WESTERN CATAWBA COUNTY ... JUST NORTH OF HICKORY ... ALL IN NORTH CAROLINA. OTHER THUNDERSTORMS WITH VERY HEAVY RAINS EXTENDED FROM NORTHERN IREDELL COUNTY TO NEAR MT. AIRY ... JUST SOUTH OF THE VIRGINIA BORDER. ALL OF THE STORMS WERE MOVING TOWARD THE EAST AROUND 25 MPH. THESE ARE DANGEROUS STORMS AND PEOPLE IN THEIR PATH SHOULD BE READY TO TAKE IMMEDIATE ACTION IF SEVERE WEATHER IS SPOTTED OR A WARNING IS ISSUED. THE NEXT STATEMENT WILL BE ISSUED BY THIS OFFICE AROUND 730 PM EDT. CLARK
Special weather statement, May 1, 6:04 PM EDT, 14 minutes before
NCZ007-NCZ008-NCZ013-012330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHARLOTTE NC 600 PM EDT TUE MAY 01 1990 ... A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF NORTH AND SOUTH CAROLINA UNTIL MIDNIGHT. THE WATCH INCLUDED BUT WAS NOT LIMITED TO ... CLEVELAND ... CATAWBA ... LINCOLN ... GASTON ... MECKLENBURG ... CABARRUS ... STANLY ... UNION ... ANSON ... MONTGOMERY ... RICHMOND ... IREDELL ... AND ROWAN COUNTIES OF NORTH CAROLINA AND CHEROKEE ... YORK ... CHESTER ... AND LANCASTER COUNTIES OF SOUTH CAROLINA. AT 6 PM EDT ... CHARLOTTE WEATHER RADAR SHOWED SHOWERS AND THUNDERSTORMS WITH VERY HEAVY RAIN COVERING MOST OF WESTERN NORTH CAROLINA. THE MOST ACTIVE THUNDERSTORMS WERE LOCATED OVER EXTREME WESTERN RUTHERFORD ... WESTERN BURKE ... AND EXTENDING INTO WESTERN CATAWBA COUNTY ... JUST NORTH OF HICKORY ... ALL IN NORTH CAROLINA. OTHER THUNDERSTORMS WITH VERY HEAVY RAINS EXTENDED FROM NORTHERN IREDELL COUNTY TO NEAR MT. AIRY ... JUST SOUTH OF THE VIRGINIA BORDER. ALL OF THE STORMS WERE MOVING TOWARD THE EAST AROUND 25 MPH. THESE ARE DANGEROUS STORMS AND PEOPLE IN THEIR PATH SHOULD BE READY TO TAKE IMMEDIATE ACTION IF SEVERE WEATHER IS SPOTTED OR A WARNING IS ISSUED. THE NEXT STATEMENT WILL BE ISSUED BY THIS OFFICE AROUND 730 PM EDT. CLARK
The office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 1, 5:02 PM EDT | Severe Thunderstorm Warning | GSP | Avery | 58 min |
| May 1, 5:14 PM EDT | Severe Thunderstorm Warning | GSP | Graham, Swain | 61 min |
| May 1, 5:24 PM EDT | Severe Thunderstorm Warning | GSP | Polk, Rutherford | 66 min |
| May 1, 5:32 PM EDT | Severe Thunderstorm Warning | GSP | Cherokee | 58 min |
| May 1, 6:45 PM EDT | Severe Thunderstorm Warning | GSP | Polk, Rutherford | 60 min |
| May 1, 6:51 PM EDT | Severe Thunderstorm Warning | GSP | Burke | 69 min |
| May 1, 7:06 PM EDT | Severe Thunderstorm Warning | GSP | Gaston | 69 min |
| May 1, 7:11 PM EDT | Severe Thunderstorm Warning | GSP | Cherokee, Spartanburg | 64 min |
| May 1, 7:37 PM EDT | Severe Thunderstorm Warning | GSP | Anderson, Pickens | 38 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 1990Every severe thunderstorm warning in 1990
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.