Alert archive / North Carolina / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 103, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Aug 21, 1990, 2:28 PM EDT for Burke County, McDowell County, North Carolina. It was in force for 62 min. 2 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
- Aug 21, 1990, 2:28 PM EDT (18:28 UTC)
- Expired
- Aug 21, 1990, 3:30 PM EDT
- In force
- 62 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Whole counties
Counties Burke County, NC, McDowell County, NC
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 21, 3:00 PM EDT | Hail 0.75 | Mcdowell, NC | |
| Aug 21, 3:23 PM EDT | Thunderstorm Wind 0 | Burke, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 6.5 hours before the alert went out and 183 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
- 211 J/kg
- Mixed-layer CIN
- -130 J/kg
- Mixed-layer LCL
- 550 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 118 m²/s²
- 0-3 km storm-relative helicity
- 153 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.
In the hours before
Special weather statement, Aug 21, 8:44 AM EDT, 5 hours 44 minutes before
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</html>Special weather statement, Aug 21, 12:07 PM EDT, 2 hours 21 minutes before
SCZ001>004-211800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC 1205 PM EDT TUE AUG 21 1990 ...A FEW SEVERE THUNDERSTORMS AND LOCALLY HEAVY RAINFALL POSSIBLE IN THE UPSTATE THIS AFTERNOON AND EVENING... THE AIRMASS OVER THE UPSTATE IS VERY MOIST...QUITE UNSTABLE...AND THERE APPEARS TO BE SUFFICIENT FOCUS FOR SIGNIFICANT THUNDERSTORM DEVELOPMENT THIS AFTERNOON. A FEW OF THE THUNDERSTORMS COULD BECOME SEVERE...MEANING THEY WOULD PRODUCE HAIL THE SIZE OF DIMES OR LARGER...AND/OR WINDS OF ABOUT 60 MPH OR HIGHER. IN ADDITION...THE WIND FIELDS IN THE MIDDLE AND UPPER ATMOSPHERE ARE VERY WEAK MEANING THAT THUNDERSTORMS COULD DUMP LARGE AMOUNTS OF RAIN VERY QUICKLY OVER SMALL AREAS. LOCAL FLOODING PROBLEMS COULD RESULT...ESPECIALLY IN URBAN AREAS AND AREAS WITH POOR DRAINAGE. THE FEW STORMS WHICH DEVELOPED YESTERDAY AFTERNOON CONTAINED QUITE A BIT OF CLOUD TO GROUND LIGHTNING...WHICH CAUSES A NUMBER OF INJURIES AND DEATHS EACH YEAR. PEOPLE IN THE UPSTATE SHOULD HEED THE VARIOUS THUNDERSTORM SAFETY RULES TODAY AS STORMS DEVELOP OR APPROACH...AND LISTEN FOR LATER INFORMATION AS DEVELOPMENT OCCURS. JONES
Special weather statement, Aug 21, 12:55 PM EDT, 1 hour 33 minutes before
NCZ008-007-211900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHARLOTTE NC 1255 PM EDT TUE AUG 21 1990 ...A FEW SEVERE THUNDERSTORMS POSSIBLE TODAY OVER THE SOUTHERN PIEDMONT AND NORTHERN FOOTHILLS OF NORTH CAROLINA... A COLD FRONT STALLED OVER THE SOUTHERN PIEDMONT TODAY WILL BE THE FOCUS OF SHOWERS AND THUNDERSTORMS THROUGHOUT THE REGION THIS AFTERNOON AND EVENING. WARM AND QUITE UNSTABLE AIR ALONG THE FRONT MAY CAUSE SOME OF THE THUNDERSTORMS TO BE SEVERE. ANY STORMS THAT FORM THIS AFTERNOON WILL BE MOVING SLOWLY SO LOCALIZED FLOODING IS POSSIBLE ON ROADS AND IN LOW LYING AREAS AND ALSO NEAR STREAMS. BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS AND BE PREPARED TO SEEK SHELTER ON HIGHER GROUND IF NECESSARY. REMEMBER SEVERE THUNDERSTORMS CAN PRODUCE 3/4 INCH HAIL OR LARGER AND MAY BE ACCOMPANIED BY WINDS OF 58 MPH OR GREATER. MONITOR TV...RADIO...OR NOAA WEATHER RADIO FOR THE LATEST STATEMENTS OR POSSIBLE WARNINGS. THE NEXT STATEMENT WILL BE ISSUED AROUND 245PM IF CONDITIONS WARRANT. STEWART
Special weather statement, Aug 21, 2:07 PM EDT, 21 minutes before
NCZ009-010-011-012-212000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ASHEVILLE NC 200 PM EDT TUE AUG 21 1990 ...VERY HEAVY THUNDERSTORMS DEVELOPING IN WESTERN NORTH CAROLINA... AT 145 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED HEAVY THUNDERSTORMS DEVELOPING IN SECTIONS OF WESTERN NORTH CAROLINA. THE HEAVIEST STORMS WERE LOCATED NEAR MARSHALL AND SPRUCE PINE. THESE STORMS ARE MOVING TOWARD THE EAST AT ABOUT 25 MILES AN HOUR. OTHER STORMS ARE DEVELOPING AND MAY INTENSIFY REACHING SEVERE LIMITS LATER THIS AFTERNOON PRODUCING HEAVY RAIN...STRONG AND GUSTY WINDS.. HAIL AND DANGEROUS LIGHTNING. BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND BE READY TO REACT IF A STXORM APPROACHES OR IF A WARNING IS ISSUED. STAY TUNED TO THE NATIONAL WEATHER SERVICE RADIO FOR THE LATEST STATEMENTS AND POSSIBLE WARNINGS...FOR YOU WILL HEAR IT FIRST ON THE NATIONAL WEATHER SERVICE RADIO. SLUDER
The office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 21, 1:52 PM EDT | Severe Thunderstorm Warning | GSP | Mecklenburg | 38 min |
| Aug 21, 2:40 PM EDT | Severe Thunderstorm Warning | GSP | Stanly | 35 min |
| Aug 21, 2:49 PM EDT | Severe Thunderstorm Warning | GSP | Cherokee | 56 min |
| Aug 21, 2:56 PM EDT | Severe Thunderstorm Warning | GSP | Catawba, Lincoln | 34 min |
| Aug 21, 3:20 PM EDT | Severe Thunderstorm Warning | GSP | Buncombe, Henderson | 55 min |
| Aug 21, 3:50 PM EDT | Severe Thunderstorm Warning | GSP | Cleveland | 40 min |
| Aug 21, 4:00 PM EDT | Severe Thunderstorm Warning | GSP | Polk | 60 min |
| Aug 21, 4:10 PM EDT | Severe Thunderstorm Warning | GSP | Macon, Swain | 65 min |
| Aug 21, 4:14 PM EDT | Flash Flood Warning | GSP | Buncombe, Henderson | 3 hr |
| Aug 21, 4:14 PM EDT | Severe Thunderstorm Warning | GSP | Buncombe, Henderson | 61 min |
| Aug 21, 4:29 PM EDT | Flash Flood Warning | GSP | Burke, Polk, Rutherford | 3 hr |
| Aug 21, 4:29 PM EDT | Flash Flood Warning | GSP | Haywood, Transylvania | 3 hr |
| Aug 21, 4:29 PM EDT | Flash Flood Warning | GSP | Cherokee | 3 hr |
| Aug 21, 5:09 PM EDT | Severe Thunderstorm Warning | GSP | Gaston | 66 min |
| Aug 21, 4:27 PM EDT | Severe Thunderstorm Warning | GSP | Union | 41 min |
| Aug 21, 5:31 PM EDT | Severe Thunderstorm Warning | GSP | Cherokee | 44 min |
| Aug 21, 5:44 PM EDT | Flash Flood Warning | GSP | Laurens | 3 hr |
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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.