Alert archive / North Carolina / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 4, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Apr 15, 1987, 2:30 PM EDT for Mecklenburg County, North Carolina. It was in force for 60 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
- Apr 15, 1987, 2:30 PM EDT (18:30 UTC)
- Expired
- Apr 15, 1987, 3:30 PM EDT
- In force
- 60 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 15, 3:06 PM EDT | Hail 0.75 | Mecklenburg, NC | |
| Apr 15, 3:35 PM EDT | Hail 0.75 | Mecklenburg, 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 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
- 616 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 236 m²/s²
- 0-3 km storm-relative helicity
- 277 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, Apr 15, 8:51 AM EDT, 5 hours 39 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREER SC 850 AM EDT WED APR 15 1987 ...THE SEVERE THUNDERSTORM WATCH IS CANCELLED FOR OCONEE..PICKENS.. AND ANDERSON COUNTIES OF SOUTH CAROLINA... ...A SEVERE THUNDERSTORM WATCH CONTINUES FOR THE REMAINING UPSTATE COUNTIES OF SOUTH CAROLINA UNTIL 10AM EDT... AT 8.45 AM SHOWERS AND THUNDERSTROMS WERE SCATTERED OVER UNION.. SPARTANBURG..CHEROKEE..AND LAURENS COUNTY. THE HEAVIEST RAIN WAS INDICATED OVER NORTHERN SPARTANBURG COUNTY. THE SHOWERS AND STORMS WERE MOVING TO THE EAST AROUND 20 MPH. ALL PERSONS IN THE EASTERN PIEDMONT OF SOUTH CAROLINA SHOULD REMAIN ALERT...AND BE READY TO TAKE IMMEDIATE ACTION IF THREATENING WEATHER APPROACHES. TO REPORT SEVERE WEATHER AND DAMAGES...ASK ANY LAW ENFORCEMENT AGENCY TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE. MUSGROVE
Special weather statement, Apr 15, 10:52 AM EDT, 3 hours 38 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREER SC 1050 AM EDT WED APR 15 1987 ...TORNADO WATCH IN EFFECT UNTIL 3PM FOR PORTIONS OF CENTRAL AND EASTERN SOUTH CAROLINA...INCLUDING CHEROKEE COUNTY... AT 10.45 AM WEATHER RADAR DETECTED NO PRECIPITATION OCCURRING WITHIN THE UPSTATE AREA OF SOUTH CAROLINA. REMEMBER....A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES AND SEVERE THUNDERSTORMS TO DEVELOP IN AND CLOSE TO THE WA'TCH AREA. PERSONS IN THESE AREAS SHOULD BE ALERT FOR THREATENING WEATHER CONDITIONS.. AND LISTEN FREQUENTLY TO NOAA WEATHER RADIO FOR THE LATEST BULLETINS. MUSGROVE
Special weather statement, Apr 15, 12:00 PM EDT, 2 hours 30 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 |
|---|---|---|---|---|
| Apr 15, 2:44 AM EDT | Severe Thunderstorm Warning | GSP | Cherokee | 56 min |
| Apr 15, 3:56 AM EDT | Severe Thunderstorm Warning | GSP | Clay | 64 min |
| Apr 15, 8:42 AM EDT | Severe Thunderstorm Warning | GSP | Polk | 58 min |
| Apr 15, 11:17 AM EDT | Tornado Warning | GSP | Mecklenburg | 63 min |
| Apr 15, 4:09 PM EDT | Severe Thunderstorm Warning | GSP | Mecklenburg | 31 min |
| Apr 15, 4:54 PM EDT | Severe Thunderstorm Warning | GSP | Mecklenburg | 46 min |
| Apr 15, 5:34 PM EDT | Severe Thunderstorm Warning | GSP | Union | 56 min |
| Apr 15, 5:59 PM EDT | Severe Thunderstorm Warning | GSP | Mecklenburg | 51 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 1987Every severe thunderstorm warning in 1987
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.