Alert archive / North Carolina / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 129, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Oct 25, 1990, 12:36 PM EDT for Mecklenburg County, North Carolina. It was in force for 69 min.
The area
The counties it named.
The facts
- Issued
- Oct 25, 1990, 12:36 PM EDT (16:36 UTC)
- Expired
- Oct 25, 1990, 1:45 PM EDT
- In force
- 69 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Whole counties
County Mecklenburg 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, 4.6 hours before the alert went out and 125 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
- 1129 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 40 m²/s²
- 0-3 km storm-relative helicity
- 92 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, Oct 25, 9:43 AM EDT, 2 hours 53 minutes before
NCZ007-009-010-011-012-013-251600- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ASHEVILLE NC 943 AM EDT THU OCT 25 1990 ...MIXED PRECIPITATION IN THE HIGHER ELEVATIONS... A MIXED BAG OF PRECIPITATION WAS OCCURRING OVER THE HIGHER ELEVATIONS OF WESTERN NORTH CAROLINA THIS MORNING. RAIN AND SNOW MIXED AS WELL AS SOME SLEET WAS REPORTED FROM LOCATIONS ABOVE THE 4000 FOOT MARK. RAIN AND SNOW MIXED WAS REPORTED AT HIGHLANDS IN MACON COUNTY AND AT GRANDFATHER MOUNTAIN IN AVERY COUNTY. SLEET WAS REPORTED AT FLAT TOP MOUNTAIN IN BUNCOMBE COUNTY WHERE SOME ACCUMMULATION WAS REPORTED ON ROADWAYS. A BRIEF THUNDERSTORM WAS ALSO REPORTED AT FLAT TOP MOUNTAIN. NO PROBLEMS HAVE BEEN REPORTED SO DFAR WITH ROAD CONDITIONS IN THESE AREAS..BUT MOTORISTS ARE STILL URGED TO USE CAUTION WHILE DRIVING IN THE HIGHER MOUNTAIN ELEVATIONS. THESE CONDITIONS MAY PERSIST FOR THE REMAINDER OF THE DAY IN THE HIGHER ELEVATIONS. GRC
Special weather statement, Oct 25, 12:06 PM EDT, 30 minutes before
SCZ001>004-251900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC 1205 PM EDT THU OCT 25 1990 ...SHOWERS AND THUNDERSTORMS CONTINUE ACROSS THE UPSTATE COUNTIES... AT 1145 AM WEATHER RADAR SHOWED SCATTERED SHOWERS AND A FEW THUNDERSTORMS OVER THE UPSTATE AREA OF SOUTH CAROLINA. THE STORMS WITH THE HEAVIEST RAINFALL WERE IN SOUTHERN OCONEE COUNTY AND JUST SOUTHWEST OF ANDERSON COUNTY IN HART COUNTY GEORGIA. THE STORMS WERE MOVING TO THE NORTHEAST AT 10 MPH. SMALL HAIL HAS BEEN REPORTED FROM OTHER STORMS THIS MORNING. THE RAIN SHOULD END LATER THIS AFTERNOON AS A LOW PRESSURE SYSTEM ALONG THE COAST MOVES OUT OF THE AREA. LISTEN TO NOAA RADIO T.V. OR OTHER RADIO STATIONS FOR LATER STATEMENTS. VALVERDE
Local storm report, Oct 25, 12:19 PM EDT, 17 minutes before
LOCAL STORM REPORT NATIONAL WEATHER SERVICE CHARLOTTE NC 1215 PM EDT THU OCT 25 1990 AMATEUR RADIO OPERATOR REPORTED 1/4 HAIL OVER SOUTH CHARLOTTE... MECKLENBURG COUNTY... AT 1212 PM EDT. TRW+ REPORTE;D BY CLIMATE OBSERVER IN CONCORD... CABARRUS COUNTY AT 1214 PM EDT. RK
Special weather statement, Oct 25, 12:28 PM EDT, 8 minutes before
NCZ008-251730- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHARLOTTE NC 1220 PM EDT THU OCT 25 19990 ...THUNDERSTORMS PRODUCING SMALL HAIL IN ADDITION TO VERY HEAVY RAIN AND GUSTY WINDS OVER AND THE SURROUNDING PORTIONS OF THE SOUTHERN PIEDMONT OF NORTH CAROLINA... SMALL HAIL OCCURRED AT 1207 PM EDT ALONG HIGHWAY 160 JUST SOUTH OF THE NATIONAL WEATHER SERVICE IN CHARLOTTE. AT 1212 PM AN AMATEUR RADIO OPERATOR REPORTED ONE QUARTER INCH HAIL IN SOUTH CHARLOTTE. ANOTHER AMATEUR RADIO OPERATOR OBSERVED PEA SIZE HAIL IN CHARLOTTE AT I-77 AND BROOKSHIRE FREEWAY AT 1217 PM. THUNDERSTORMS WITH SMALL HAIL... GUSTY WINDS... BRIEF HEAVY PERIODS OF RAIN WHICH WILL CAUSE FLOODING OF LOW LYING AREAS AND DEADLY LIGHTNING WILL CONTINUE ACROSS MECKLENBURG... CABARRUS AND UNION COUNTIES OF NORTH CAROLINA UNTIL AFTER 2 PM THIS AFTERNOON. ... ACTION ITEM... DO NOT ATTEMPT TO DRIVE NOR WALK THROUGH FLOODED AREAS. AND... BE ALERT BSHOULD THE WIND BECOME GUSTY IN YOUR AREA. WITH THE GROUND ALREADY SATURATED TREES COULD EASILY TUMBLE OVER IN GUSTY WINDS AND EVEN DURING HEAVY RAIN. RK
The office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 25, 1:39 PM EDT | Severe Thunderstorm Warning | GSP | Stanly | 51 min |
| Oct 25, 1:46 PM EDT | Flash Flood Warning | GSP | Mecklenburg | 4 hr |
| Oct 25, 5:41 PM EDT | Flash Flood Warning | GSP | Mecklenburg | 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; the sounding from the Mesonet's radiosonde archive.