Alert archive / North Carolina / Wind Advisories in 2021
Wind Advisory 4, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this wind advisory at Feb 4, 2021, 3:51 AM EST for 7 counties in North Carolina. It took effect at Feb 4, 2021, 7:00 PM EST. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Feb 4, 2021, 3:51 AM EST (08:51 UTC)
- In effect from
- Feb 4, 2021, 7:00 PM EST
- Expired
- Feb 5, 2021, 4:00 AM EST
- In force
- 9 hr
- Issued by
- NWS Greenville-Spartanburg, SC
Counties Avery County, NC, Graham County, NC, Haywood County, NC, Madison County, NC, Mitchell County, NC, Swain County, NC, Yancey County, NC
The radar
The Knoxville radar (KMRX), 73 km from the middle of the area, began a volume at 08:53 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 00:00Z, 8.9 hours before the alert went out and 261 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
- 2869 m above ground
- 0-6 km bulk shear
- 74 kt
- 0-1 km storm-relative helicity
- 82 m²/s²
- 0-3 km storm-relative helicity
- 95 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
006 WWUS72 KGSP 040851 NPWGSP URGENT - WEATHER MESSAGE National Weather Service Greenville-Spartanburg SC 351 AM EST Thu Feb 4 2021 NCZ033-048>052-058-041700- /O.NEW.KGSP.WI.Y.0004.210205T0000Z-210205T0900Z/ Avery-Madison-Yancey-Mitchell-Swain-Haywood-Graham- Including the cities of Banner Elk, Newland, Luck, and Waynesville 351 AM EST Thu Feb 4 2021 ...WIND ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 4 AM EST FRIDAY ABOVE 3500 FEET... * WHAT...Southwest winds 15 to 25 mph with gusts up to 50 mph expected. * WHERE...Avery, Madison, Yancey, Mitchell, Swain, Haywood and Graham Counties. * WHEN...From 7 PM this evening to 4 AM EST Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
4 follow-up statements
596 WWUS72 KGSP 041428 NPWGSP URGENT - WEATHER MESSAGE National Weather Service Greenville-Spartanburg SC 928 AM EST Thu Feb 4 2021 NCZ033-048>052-058-050000- /O.CON.KGSP.WI.Y.0004.210205T0000Z-210205T0900Z/ Avery-Madison-Yancey-Mitchell-Swain-Haywood-Graham- Including the cities of Banner Elk, Newland, Luck, and Waynesville 928 AM EST Thu Feb 4 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 4 AM EST FRIDAY ABOVE 3500 FEET... * WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Elevations above 3500 feet in Avery, Haywood, Mitchell, Swain, Yancey, Madison and Graham Counties. * WHEN...From 7 PM this evening to 4 AM EST Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ HG
144 WWUS72 KGSP 041944 NPWGSP URGENT - WEATHER MESSAGE National Weather Service Greenville-Spartanburg SC 244 PM EST Thu Feb 4 2021 NCZ033-048>052-058-050500- /O.CON.KGSP.WI.Y.0004.210205T0000Z-210205T0900Z/ Avery-Madison-Yancey-Mitchell-Swain-Haywood-Graham- Including the cities of Banner Elk, Newland, Luck, and Waynesville 244 PM EST Thu Feb 4 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 4 AM EST FRIDAY ABOVE 3500 FEET... * WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Elevations above 3500 feet in Avery, Haywood, Mitchell, Swain, Yancey, Madison and Graham Counties. * WHEN...From 7 PM this evening to 4 AM EST Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ HG
576 WWUS72 KGSP 050219 NPWGSP URGENT - WEATHER MESSAGE National Weather Service Greenville-Spartanburg SC 919 PM EST Thu Feb 4 2021 NCZ033-048>052-058-050900- /O.CON.KGSP.WI.Y.0004.000000T0000Z-210205T0900Z/ Avery-Madison-Yancey-Mitchell-Swain-Haywood-Graham- Including the cities of Banner Elk, Newland, Luck, and Waynesville 919 PM EST Thu Feb 4 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST FRIDAY ABOVE 3500 FEET... * WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Elevations above 3500 feet in Avery, Haywood, Mitchell, Swain, Yancey, Madison and Graham Counties. * WHEN...From 7 PM this evening to 4 AM EST Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
889 WWUS72 KGSP 050902 NPWGSP URGENT - WEATHER MESSAGE National Weather Service Greenville-Spartanburg SC 402 AM EST Fri Feb 5 2021 NCZ033-048>052-058-051015- /O.EXP.KGSP.WI.Y.0004.000000T0000Z-210205T0900Z/ Avery-Madison-Yancey-Mitchell-Swain-Haywood-Graham- Including the cities of Banner Elk, Newland, Luck, and Waynesville 402 AM EST Fri Feb 5 2021 ...WIND ADVISORY HAS EXPIRED... Winds have diminished below advisory level across the mountains this morning. However, gusty winds will continue through the day. $$
Nearby
Wind Advisories in North Carolina, 2021Every wind advisory in 2021
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.