Alert archive / North Carolina / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 234, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Aug 19, 2015, 2:11 PM EDT for Alexander County, Iredell County, North Carolina. It was in force for 49 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 19, 2015, 2:11 PM EDT (18:11 UTC)
- Expired
- Aug 19, 2015, 3:00 PM EDT
- In force
- 49 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Storm-based polygon
Counties Alexander County, NC, Iredell County, NC
The radar
The Roanoke radar (KFCX), 145 km from the middle of the area, began a volume at 18:11 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 6.2 hours before the alert went out and 104 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
- 206 J/kg
- Mixed-layer CIN
- -26 J/kg
- Mixed-layer LCL
- 594 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 105 m²/s²
- 0-3 km storm-relative helicity
- 78 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Aug 19, 2:08 PM EDT, 3 minutes earlier.
Area forecast discussion, Aug 19, 2:08 PM EDT, 3 minutes before
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</html>Hazardous weather outlook, Aug 19, 6:33 AM EDT, 7 hours 38 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 633 AM EDT WED AUG 19 2015 GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065- 068>072-082-501>510-SCZ001>014-019-201045- RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-AVERY-ALEXANDER- IREDELL-DAVIE-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-BUNCOMBE-CATAWBA- ROWAN-GRAHAM-NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA- HENDERSON-CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-UNION- CALDWELL MOUNTAINS-GREATER CALDWELL-BURKE MOUNTAINS-GREATER BURKE- MCDOWELL MOUNTAINS-EASTERN MCDOWELL-RUTHERFORD MOUNTAINS- GREATER RUTHERFORD-POLK MOUNTAINS-EASTERN POLK-OCONEE MOUNTAINS- PICKENS MOUNTAINS-GREENVILLE MOUNTAINS-GREATER OCONEE- GREATER PICKENS-GREATER GREENVILLE-SPARTANBURG-CHEROKEE-YORK- ANDERSON-ABBEVILLE-LAURENS-CHESTER-GREENWOOD- 633 AM EDT WED AUG 19 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...PIEDMONT NORTH CAROLINA...WESTERN NORTH CAROLINA AND UPSTATE SOUTH CAROLINA. .DAY ONE...TODAY AND TONIGHT. WIDESPREAD SHOWERS AND SCATTERED THUNDERSTORMS ARE LIKELY TO CONTINUE AGAIN TODAY AND TONIGHT. HEAVY PRECIPITATION OVER ALREADY SOAKED AREAS COULD LEAD TO ADDITIONAL FLASH FLOODING DURING THIS TIMEFRAME. ALSO...A FEW ISOLATED STRONG THUNDERSTORMS CANNOT BE RULED OUT WITH GUSTY WINDS AND CLOUD TO GROUND LIGHTNING BEING THE PRIMARY THREATS. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. ..THURSDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. ..FRIDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. ..SATURDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. ..SUNDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. ..MONDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. ..TUESDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... NONE. JPT
In the hours before
Special weather statement, Aug 19, 1:47 PM EDT, 24 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
147 PM EDT WED AUG 19 2015
NCZ035-036-191815-
IREDELL NC-ALEXANDER NC-
147 PM EDT WED AUG 19 2015
...STRONG THUNDERSTORM WILL IMPACT PORTIONS OF NORTH CENTRAL IREDELL
AND NORTHEASTERN ALEXANDER COUNTIES UNTIL 215 PM EDT...
AT 147 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 6
MILES NORTH OF TAYLORSVILLE...OR 6 MILES SOUTH OF MORAVIAN FALLS...
MOVING NORTHEAST AT 15 MPH.
HALF INCH HAIL...WIND GUSTS UP TO 40 MPH AND VERY HEAVY RAINFALL
RATES UP TO 2 INCHES PER HOUR WILL BE POSSIBLE WITH THIS STORM.
LOCATIONS IMPACTED INCLUDE...
TAYLORSVILLE...LOVE VALLEY...UNION GROVE AND VASHTI.
LAT...LON 3605 8076 3589 8117 3589 8118 3602 8127
3604 8120 3603 8118 3603 8117 3604 8113
3603 8107 3606 8098
TIME...MOT...LOC 1747Z 240DEG 49KT 3601 8115
LGThe office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 18, 8:18 PM EDT | Areal Flood Advisory | GSP | Cabarrus, Mecklenburg, Union | 117 min |
| Aug 18, 8:41 PM EDT | Flash Flood Warning | GSP | Union | 3 hr |
| Aug 18, 8:55 PM EDT | Areal Flood Advisory | GSP | Davie, Iredell, Rowan | 2 hr |
| Aug 18, 9:17 PM EDT | Flash Flood Warning | GSP | Union | 2 hr |
| Aug 18, 11:38 PM EDT | Areal Flood Warning | GSP | Union | 3 hr |
| Aug 19, 1:47 PM EDT | Special Weather Statement | GSP | Alexander | 28 min |
| Aug 19, 2:13 PM EDT | Special Weather Statement | GSP | Rutherford | 47 min |
| Aug 19, 2:59 PM EDT | Severe Thunderstorm Warning | GSP | Davie, Iredell, Rowan | 61 min |
| Aug 19, 4:14 PM EDT | Special Weather Statement | GSP | Iredell | 31 min |
| Aug 19, 4:24 PM EDT | Severe Thunderstorm Warning | GSP | Cabarrus, Rowan | 66 min |
| Aug 19, 4:51 PM EDT | Flash Flood Warning | GSP | Cabarrus, Rowan | 4 hr |
| Aug 19, 5:39 PM EDT | Severe Thunderstorm Warning | GSP | Davie | 48 min |
| Aug 19, 5:54 PM EDT | Areal Flood Advisory | GSP | Mecklenburg, Union | 2 hr |
| Aug 19, 6:08 PM EDT | Flash Flood Warning | GSP | Mecklenburg, Union | 3 hr |
| Aug 19, 6:49 PM EDT | Flash Flood Warning | GSP | Mecklenburg | 3 hr |
| Aug 19, 2:33 PM EDT | Special Weather Statement | GSP | Pickens | 42 min |
| Aug 19, 3:37 PM EDT | Special Weather Statement | GSP | Greenville | 23 min |
| Aug 18, 8:03 PM EDT | Special Weather Statement | GSP | Stephens | 27 min |
| Aug 18, 8:14 PM EDT | Areal Flood Advisory | GSP | Habersham, Stephens | 2 hr |
Nearby
Severe Thunderstorm Warnings in North Carolina, 2015Every severe thunderstorm warning in 2015
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; radar from the NEXRAD Level II archive.