Alert archive / North Carolina / Wind Advisories in 2017
Wind Advisory 13, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this wind advisory at Oct 23, 2017, 3:01 AM EDT for Rabun County, Georgia; 6 counties in North Carolina. It was in force for 11 hr.
The area
The counties it named.
The facts
- Issued
- Oct 23, 2017, 3:01 AM EDT (07:01 UTC)
- Expired
- Oct 23, 2017, 2:00 PM EDT
- In force
- 11 hr
- Issued by
- NWS Greenville-Spartanburg, SC
Counties Rabun County, GA, Graham County, NC, Haywood County, NC, Jackson County, NC, Macon County, NC, Swain County, NC, Transylvania County, NC
The radar
The Knoxville radar (KMRX), 100 km from the middle of the area, began a volume at 07:04 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
Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 7.0 hours before the alert went out and 239 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
- 13 J/kg
- Mixed-layer CIN
- -48 J/kg
- Mixed-layer LCL
- 887 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 82 m²/s²
- 0-3 km storm-relative helicity
- 131 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
527 WWUS72 KGSP 230701 NPWGSP URGENT - WEATHER MESSAGE National Weather Service Greenville-Spartanburg SC 301 AM EDT Mon Oct 23 2017 ...VERY GUSTY WINDS EXPECTED TODAY OVER THE EXTREME SOUTHERN APPALACHIANS... .A vigorous low pressure system will lift northeast across the Appalachians today and bring very windy conditions to the high terrain, mainly this morning and early this afternoon. Although the ridge tops will see the highest gusts, heavy rain showers could channel the gusty winds down into the lower mountain valleys as well. GAZ010-NCZ051-052-058-059-062>064-231800- /O.NEW.KGSP.WI.Y.0013.171023T0701Z-171023T1800Z/ Rabun-Swain-Haywood-Graham-Northern Jackson-Macon- Southern Jackson-Transylvania- Including the cities of Clayton, Pine Mountain, Mountain City, Alarka, Almond, Bryson City, Luada, Wesser, Waynesville, Waterville, Canton, Cruso, Cove Creek, Robbinsville, Stecoah, Cullowhee, Tuckasegee, Sylva, Franklin, Rainbow Springs, Kyle, Highlands, Wolf Mountain, Cashiers, Brevard, Cedar Mountain, and Little River 301 AM EDT Mon Oct 23 2017 ...WIND ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... The National Weather Service in Greenville-Spartanburg has issued a Wind Advisory, which is in effect until 2 PM EDT this afternoon. * LOCATIONS...The southwest mountains of western North Carolina, and Rabun County in northeast Georgia, especially along the higher elevations. * HAZARDS...Very windy conditions. * TIMING...The strongest wind gusts will occur this morning through early this afternoon. * WINDS...Southeast 15 to 25 mph with gusts of 40 to 50 mph at times. The strongest gusts will likely occur along the higher ridges, but heavy rain showers could bring strong wind gusts down into the lower mountain valleys as well. * IMPACTS...The very gusty winds may blow down limbs and weak trees. Scattered power outages are possible. Unsecured objects may be blown about by the wind. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that winds of 35 mph or greater are expected. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Stay tuned to NOAA Weather Radio or your favorite source of weather information for the latest updates. Additional details can be found at www.weather.gov/gsp. && $$ Gerapetritis
1 follow-up statement
160 WWUS72 KGSP 231440 NPWGSP URGENT - WEATHER MESSAGE National Weather Service Greenville-Spartanburg SC 1040 AM EDT Mon Oct 23 2017 ...VERY GUSTY WINDS EXPECTED TODAY OVER THE EXTREME SOUTHERN APPALACHIANS... .A vigorous low pressure system will lift northeast across the Appalachians today and bring very windy conditions to the high terrain, mainly through early afternoon. Although the ridge tops will see the highest gusts, heavy rain showers could channel the gusty winds down into the lower mountain valleys as well. GAZ010-NCZ051-052-058-059-062>064-231800- /O.CON.KGSP.WI.Y.0013.000000T0000Z-171023T1800Z/ Rabun-Swain-Haywood-Graham-Northern Jackson-Macon- Southern Jackson-Transylvania- Including the cities of Clayton, Pine Mountain, Mountain City, Alarka, Almond, Bryson City, Luada, Wesser, Waynesville, Waterville, Canton, Cruso, Cove Creek, Robbinsville, Stecoah, Cullowhee, Tuckasegee, Sylva, Franklin, Rainbow Springs, Kyle, Highlands, Wolf Mountain, Cashiers, Brevard, Cedar Mountain, and Little River 1040 AM EDT Mon Oct 23 2017 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... * LOCATIONS...The southwest mountains of western North Carolina, and Rabun County in northeast Georgia, especially along the higher elevations. * HAZARDS...Very windy conditions. * TIMING...The strongest wind gusts will occur this morning through early this afternoon. * WINDS...South 15 to 25 mph with gusts of 40 to 50 mph at times. The strongest gusts will likely occur along the higher ridges, but heavy rain showers could bring strong wind gusts down into the lower mountain valleys as well. * IMPACTS...Strong winds may blow down limbs, trees, and power lines. Scattered power outages are expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that winds of 35 mph or greater are expected. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Stay tuned to NOAA Weather Radio or your favorite source of weather information for the latest updates. Additional details can be found at www.weather.gov/gsp. && $$
The office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 23, 11:58 AM EDT | Areal Flood Advisory | GSP | Rabun | 9 hr |
| Oct 23, 12:16 PM EDT | Special Weather Statement | GSP | Franklin, Habersham, Rabun, Stephens | 59 min |
| Oct 23, 1:09 PM EDT | Special Weather Statement | GSP | Hart | 51 min |
| Oct 23, 1:10 PM EDT | Special Weather Statement | GSP | Elbert | 50 min |
| Oct 23, 11:44 AM EDT | Areal Flood Advisory | GSP | Transylvania | 6 hr |
| Oct 23, 12:08 PM EDT | Areal Flood Advisory | GSP | Henderson, Transylvania | 6 hr |
| Oct 23, 12:21 PM EDT | Areal Flood Advisory | GSP | Haywood | 6 hr |
| Oct 23, 12:27 PM EDT | Special Weather Statement | GSP | Henderson, Polk | 33 min |
| Oct 23, 12:43 PM EDT | Areal Flood Advisory | GSP | Buncombe, Henderson | 6 hr |
| Oct 23, 12:46 PM EDT | Special Weather Statement | GSP | Avery | 29 min |
| Oct 23, 1:00 PM EDT | Special Weather Statement | GSP | Henderson, Polk | 45 min |
| Oct 23, 1:04 PM EDT | Areal Flood Warning | GSP | Transylvania | 6 hr |
| Oct 23, 1:47 PM EDT | Areal Flood Advisory | GSP | Buncombe, Henderson, Transylvania | 6 hr |
| Oct 23, 1:53 PM EDT | Special Weather Statement | GSP | Mitchell, Yancey | 37 min |
| Oct 23, 2:02 PM EDT | Areal Flood Warning | GSP | Henderson | 6 hr |
| Oct 23, 2:02 PM EDT | Special Weather Statement | GSP | Buncombe, Henderson | 28 min |
| Oct 23, 2:07 PM EDT | River Flood Warning | GSP | Henderson, Transylvania | 66 hr |
| Oct 23, 2:25 PM EDT | Special Weather Statement | GSP | Avery, Burke, McDowell, Polk, Rutherford | 35 min |
| Oct 23, 2:26 PM EDT | Areal Flood Warning | GSP | Buncombe, Henderson, McDowell, Rutherford, Yancey | 6 hr |
| Oct 23, 2:44 PM EDT | Areal Flood Warning | GSP | Buncombe, Haywood, Henderson, Madison, Transylvania | 6 hr |
| Oct 23, 3:04 PM EDT | Areal Flood Advisory | GSP | Avery, Burke, McDowell, Mitchell, Polk, Rutherford | 6 hr |
| Oct 23, 3:09 PM EDT | Areal Flood Advisory | GSP | Avery, Mitchell, Yancey | 6 hr |
| Oct 23, 3:32 PM EDT | Flash Flood Warning | GSP | Avery, Mitchell | 6 hr |
| Oct 23, 3:32 PM EDT | Tornado Warning | GSP | Cleveland | 28 min |
| Oct 23, 3:41 PM EDT | Flash Flood Warning | GSP | Yancey | 6 hr |
| Oct 23, 3:45 PM EDT | Flash Flood Warning | GSP | Burke, McDowell | 6 hr |
| Oct 23, 3:48 PM EDT | River Flood Warning | GSP | Buncombe, Henderson | 30 hr |
| Oct 23, 3:57 PM EDT | River Flood Warning | GSP | Buncombe | 16 hr |
| Oct 23, 3:59 PM EDT | Tornado Warning | GSP | Burke, Catawba, Cleveland, Lincoln, Rutherford | 31 min |
| Oct 23, 4:16 PM EDT | River Flood Advisory | GSP | Haywood | 12 hr |
| Oct 23, 4:25 PM EDT | Tornado Warning | GSP | Alexander, Burke, Caldwell, Catawba | 35 min |
| Oct 23, 4:30 PM EDT | Flash Flood Warning | GSP | Burke, Caldwell | 6 hr |
| Oct 23, 4:30 PM EDT | Special Weather Statement | GSP | Davie, Gaston, Lincoln, Mecklenburg | 60 min |
| Oct 23, 4:41 PM EDT | River Flood Advisory | GSP | Buncombe | 12 hr |
| Oct 23, 4:50 PM EDT | Tornado Warning | GSP | Alexander, Caldwell | 14 min |
| Oct 23, 4:58 PM EDT | Areal Flood Advisory | GSP | Gaston, Lincoln, Mecklenburg | 6 hr |
| Oct 23, 5:14 PM EDT | Severe Thunderstorm Warning | GSP | Davie, Iredell, Rowan | 46 min |
| Oct 23, 5:18 PM EDT | Areal Flood Advisory | GSP | Burke, Caldwell | 6 hr |
| Oct 23, 5:18 PM EDT | Severe Thunderstorm Warning | GSP | Iredell | 11 min |
| Oct 23, 5:26 PM EDT | Severe Thunderstorm Warning | GSP | Cabarrus, Mecklenburg, Rowan, Union | 49 min |
| Oct 23, 5:36 PM EDT | Severe Thunderstorm Warning | GSP | Davie | 24 min |
| Oct 23, 5:44 PM EDT | Areal Flood Advisory | GSP | Cabarrus, Iredell, Mecklenburg, Rowan | 6 hr |
| Oct 23, 5:48 PM EDT | Severe Thunderstorm Warning | GSP | Cabarrus, Iredell, Rowan | 42 min |
| Oct 23, 6:18 PM EDT | Special Weather Statement | GSP | Union | 42 min |
| Oct 23, 7:03 PM EDT | Areal Flood Warning | GSP | Buncombe, Haywood, Henderson, Madison, Rutherford, Transylvania | 6 hr |
| Oct 23, 7:20 PM EDT | Areal Flood Advisory | GSP | Polk, Rutherford | 3 hr |
| Oct 23, 7:33 PM EDT | Areal Flood Warning | GSP | Avery, Burke, Caldwell, McDowell, Mitchell, Yancey | 6 hr |
Nearby
Wind Advisories in North Carolina, 2017Wind Advisories in Georgia, 2017Every wind advisory in 2017
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.