Alert archive / North Carolina / Wind Advisories in 2021

Wind Advisory 6, NWS Greenville-Spartanburg, SC

March 28, 2021Avery County, Mitchell County, Yancey County, North Carolina

NWS Greenville-Spartanburg, SC issued this wind advisory at Mar 28, 2021, 4:00 AM EDT for Avery County, Mitchell County, Yancey County, North Carolina. It took effect at Mar 28, 2021, 12:00 PM EDT. It was in force for 14 hr.

The area

The counties it named.

The facts

Issued
Mar 28, 2021, 4:00 AM EDT (08:00 UTC)
In effect from
Mar 28, 2021, 12:00 PM EDT
Expired
Mar 29, 2021, 2:00 AM EDT
In force
14 hr
Issued by
NWS Greenville-Spartanburg, SC

Counties Avery County, NC, Mitchell County, NC, Yancey County, NC

The radar

The Knoxville radar (KMRX), 116 km from the middle of the area, began a volume at 08:01 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, 8.0 hours before the alert went out and 201 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.

Skew-T log-pSkew-T log-p diagram, Greensboro/Hi Pt, NC at 00:00Z on 2021-03-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Greensboro/Hi Pt, NC at 00:00Z on 2021-03-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -37 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1162 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
-37 m²/s²
0-3 km storm-relative helicity
135 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

191 
WWUS72 KGSP 280800
NPWGSP

URGENT - WEATHER MESSAGE
National Weather Service Greenville-Spartanburg SC
400 AM EDT Sun Mar 28 2021

NCZ033-049-050-281600-
/O.NEW.KGSP.WI.Y.0006.210328T1600Z-210329T0600Z/
Avery-Yancey-Mitchell-
Including the cities of Ingalls, Banner Elk, Newland, Swiss, 
Burnsville, Celo, Micaville, Ramseytown, Busick, Spruce Pine, 
and Poplar
400 AM EDT Sun Mar 28 2021

...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 2 AM EDT MONDAY...

* WHAT...West winds 15 to 25 mph with gusts up to 50 mph 
  expected.

* WHERE...Avery, Yancey and Mitchell Counties, especially at
  elevations above 3500 ft.

* WHEN...From noon today to 2 AM EDT Monday.

* 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.

&&

$$

ARK
3 follow-up statements
305 
WWUS72 KGSP 281609
NPWGSP

URGENT - WEATHER MESSAGE
National Weather Service Greenville-Spartanburg SC
1209 PM EDT Sun Mar 28 2021

NCZ033-049-050-290015-
/O.CON.KGSP.WI.Y.0006.000000T0000Z-210329T0600Z/
Avery-Yancey-Mitchell-
Including the cities of Ingalls, Banner Elk, Newland, Swiss, 
Burnsville, Celo, Micaville, Ramseytown, Busick, Spruce Pine, 
and Poplar
1209 PM EDT Sun Mar 28 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 AM EDT MONDAY...

* WHAT...West winds 15 to 25 mph with gusts up to 50 mph 
  expected.

* WHERE...Avery, Yancey and Mitchell Counties, especially at 
  elevations above 3500 ft.

* WHEN...From noon today to 2 AM EDT Monday.

* 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.

&&

$$

Krentz
671 
WWUS72 KGSP 282334
NPWGSP

URGENT - WEATHER MESSAGE
National Weather Service Greenville-Spartanburg SC
734 PM EDT Sun Mar 28 2021

NCZ033-049-050-290600-
/O.CON.KGSP.WI.Y.0006.000000T0000Z-210329T0600Z/
Avery-Yancey-Mitchell-
Including the cities of Ingalls, Banner Elk, Newland, Swiss, 
Burnsville, Celo, Micaville, Ramseytown, Busick, Spruce Pine, 
and Poplar
734 PM EDT Sun Mar 28 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 AM EDT MONDAY...

* WHAT...Northwest winds 15 to 30 mph with gusts of 40 to 50 mph.

* WHERE...Avery, Yancey and Mitchell Counties, especially at 
  elevations above 3500 ft.

* WHEN...Until 2 AM EDT Monday.

* 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.

&&

$$
Lane
079 
WWUS72 KGSP 290336
NPWGSP

URGENT - WEATHER MESSAGE
National Weather Service Greenville-Spartanburg SC
1136 PM EDT Sun Mar 28 2021

NCZ033-049-050-290600-
/O.CON.KGSP.WI.Y.0006.000000T0000Z-210329T0600Z/
Avery-Yancey-Mitchell-
Including the cities of Ingalls, Banner Elk, Newland, Swiss, 
Burnsville, Celo, Micaville, Ramseytown, Busick, Spruce Pine, 
and Poplar
1136 PM EDT Sun Mar 28 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 AM EDT MONDAY...

* WHAT...Northwest winds 15 to 30 mph with gusts of 40 to 50 mph.

* WHERE...Avery, Yancey and Mitchell Counties, especially at 
  elevations above 3500 ft.

* WHEN...Until 2 AM EDT Monday.

* 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.

&&

$$

The office that day

Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 28, 1:31 AM EDTSpecial Weather StatementGSPUnion29 min
Mar 28, 8:41 AM EDTSpecial Weather StatementGSPHaywood, Swain49 min
Mar 28, 10:05 AM EDTRiver Flood AdvisoryGSPBuncombe, Henderson23 hr
Mar 28, 6:35 PM EDTSpecial Weather StatementGSPCleveland, Gaston, Lincoln, Rowan40 min
Mar 28, 7:22 PM EDTSpecial Weather StatementGSPCabarrus, Gaston, Mecklenburg, Rowan68 min
Mar 28, 7:54 PM EDTSpecial Weather StatementGSPMecklenburg21 min
Mar 28, 7:55 PM EDTSpecial Weather StatementGSPMecklenburg20 min

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.