Alert archive / North Carolina / Severe Thunderstorm Warnings in 2013
Severe Thunderstorm Warning 16, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Apr 11, 2013, 10:00 PM EDT for Catawba County, Iredell County, North Carolina. It was in force for 60 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
- Apr 11, 2013, 10:00 PM EDT (02:00 UTC)
- Expired
- Apr 11, 2013, 11:00 PM EDT
- In force
- 60 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Storm-based polygon
Counties Catawba County, NC, Iredell County, NC
The radar
The Greer radar (KGSP), 143 km from the middle of the area, began a volume at 02:02 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 11, 8:24 PM EDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 2.0 hours before the alert went out and 110 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
- 29 J/kg
- Mixed-layer CIN
- -31 J/kg
- Mixed-layer LCL
- 1610 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 56 m²/s²
- 0-3 km storm-relative helicity
- 100 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 Apr 11, 8:29 PM EDT, 1 hour 31 minutes earlier.
Area forecast discussion, Apr 11, 8:29 PM EDT, 1 hour 31 minutes before
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</html>Hazardous weather outlook, Apr 11, 8:32 PM EDT, 1 hour 28 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 832 PM EDT THU APR 11 2013 GAZ010-017-018-026-028-029-NCZ035>037-056-057-068>072-082-501>510- SCZ001>014-019-130045- RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-ALEXANDER-IREDELL- DAVIE-CATAWBA-ROWAN-CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS- UNION NC-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-UNION SC-CHESTER-GREENWOOD- 832 PM EDT THU APR 11 2013 ...TORNADO WATCH 101 IN EFFECT UNTIL 4 AM EDT FRIDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...PIEDMONT NORTH CAROLINA...WESTERN NORTH CAROLINA AND UPSTATE SOUTH CAROLINA. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. TORNADO WATCH. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTERS ARE REQUESTED TO FORWARD ANY REPORTS OF LARGE HAIL...DAMAGING WINDS...TORNADOES OR FLASH FLOODING TO OUR OFFICE. NCZ033-048>053-058-059-062>065-130045- AVERY-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-BUNCOMBE-GRAHAM- NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON- 832 PM EDT THU APR 11 2013 ...TORNADO WATCH 100 IN EFFECT UNTIL 2 AM EDT FRIDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH CAROLINA. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. TORNADO WATCH. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTERS ARE REQUESTED TO FORWARD ANY REPORTS OF LARGE HAIL...DAMAGING WINDS...TORNADOES OR FLASH FLOODING TO OUR OFFICE. ARK
In the hours before
Special weather statement, Apr 11, 8:13 PM EDT, 1 hour 47 minutes before
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</html>Special weather statement, Apr 11, 9:06 PM EDT, 54 minutes before
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</html>Special weather statement, Apr 11, 9:26 PM EDT, 34 minutes before
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</html>Special weather statement, Apr 11, 9:39 PM EDT, 21 minutes before
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</html>Local storm report, Apr 11, 9:42 PM EDT, 18 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 11, 9:06 PM EDT | Special Weather Statement | GSP | Gaston | 24 min |
| Apr 11, 9:26 PM EDT | Special Weather Statement | GSP | Transylvania | 49 min |
| Apr 11, 9:33 PM EDT | Severe Thunderstorm Warning | GSP | Transylvania | 42 min |
| Apr 11, 9:39 PM EDT | Special Weather Statement | GSP | Iredell | 51 min |
| Apr 11, 10:46 PM EDT | Special Weather Statement | GSP | Macon | 44 min |
| Apr 11, 10:56 PM EDT | Severe Thunderstorm Warning | GSP | Haywood, Jackson, Macon, Transylvania | 64 min |
| Apr 11, 11:52 PM EDT | Flash Flood Warning | GSP | Transylvania | 4 hr |
| Apr 12, 12:55 AM EDT | Special Weather Statement | GSP | Cleveland | 50 min |
| Apr 12, 1:14 AM EDT | Special Weather Statement | GSP | Gaston | 46 min |
| Apr 12, 3:58 AM EDT | Severe Thunderstorm Warning | GSP | Davie | 32 min |
| Apr 11, 8:13 PM EDT | Special Weather Statement | GSP | Chester | 47 min |
| Apr 11, 11:28 PM EDT | Special Weather Statement | GSP | Greenville, Laurens, Spartanburg | 47 min |
| Apr 11, 11:46 PM EDT | Special Weather Statement | GSP | Oconee | 29 min |
| Apr 12, 12:28 AM EDT | Special Weather Statement | GSP | Oconee, Pickens | 47 min |
| Apr 11, 10:01 PM EDT | Special Weather Statement | GSP | Rabun | 44 min |
| Apr 11, 11:05 PM EDT | Special Weather Statement | GSP | Stephens | 40 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 2013Every severe thunderstorm warning in 2013
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.