Alert archive / North Carolina / Wind Advisories in 2021
Wind Advisory 17, NWS Morristown, TN
NWS Morristown, TN issued this wind advisory at Oct 28, 2021, 3:05 AM EDT for Polk County, Tennessee; Cherokee County, Clay County, North Carolina. It took effect at Oct 28, 2021, 8:00 AM EDT. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Oct 28, 2021, 3:05 AM EDT (07:05 UTC)
- In effect from
- Oct 28, 2021, 8:00 AM EDT
- Expired
- Oct 28, 2021, 8:00 PM EDT
- In force
- 12 hr
- Issued by
- NWS Morristown, TN
Counties Cherokee County, NC, Clay County, NC, Polk County, TN
The radar
The Knoxville radar (KMRX), 135 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, 7.1 hours before the alert went out and 196 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
- 2056 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 75 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
721 WWUS74 KMRX 280705 AAA NPWMRX URGENT - WEATHER MESSAGE...UPDATED National Weather Service Morristown TN 305 AM EDT Thu Oct 28 2021 TNZ018-041-043-045-047-072-074-087-281600- /O.CON.KMRX.HW.W.0008.211028T1200Z-211029T0000Z/ Johnson-Cocke Smoky Mountains-Southeast Greene-Unicoi- Southeast Carter-Blount Smoky Mountains-Sevier Smoky Mountains- Southeast Monroe- Including the cities of Doeville, Mountain City, Neva, Shady Valley, Trade, Laurel Bloomery, Hartford, Cedar Creek, Erwin, Unicoi, Limestone Cove, Hampton, Cades Cove, Elkmont, Gatlinburg, Citico, and Coker Creek 305 AM EDT Thu Oct 28 2021 ...HIGH WIND WARNING REMAINS IN EFFECT FROM 8 AM THIS MORNING TO 8 PM EDT THIS EVENING... * WHAT...Southeast winds 20 to 40 mph with gusts up to 60 mph expected. Isolated gusts up to 70 mph are possible. * WHERE...Higher elevations of East Tennessee. * WHEN...From 8 AM to 8 PM EDT Thursday. * IMPACTS...Damaging winds may blow down trees and power lines. Widespread power outages are expected. Travel could be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ NCZ060-061-TNZ102-281600- /O.NEW.KMRX.WI.Y.0017.211028T1200Z-211029T0000Z/ Cherokee-Clay-East Polk- Including the cities of Andrews, Marble, Topton, Hiawasse Dam, Murphy, Unaka, Violet, Shooting Creek, Brasstown, Hayesville, Tusquitee, Big Frog Mountain, Ducktown, and Turtletown 305 AM EDT Thu Oct 28 2021 ...WIND ADVISORY IN EFFECT FROM 8 AM THIS MORNING TO 8 PM EDT THIS EVENING... * WHAT...Southeast winds 15 to 25 mph with gusts up to 40 mph expected in higher elevations. * WHERE...In Tennessee, East Polk County. In North Carolina, Cherokee and Clay Counties. * WHEN...From 8 AM this morning to 8 PM EDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
2 follow-up statements
785 WWUS74 KMRX 281635 NPWMRX URGENT - WEATHER MESSAGE National Weather Service Morristown TN 1235 PM EDT Thu Oct 28 2021 TNZ018-041-043-045-047-072-074-087-290000- /O.CON.KMRX.HW.W.0008.000000T0000Z-211029T0000Z/ Johnson-Cocke Smoky Mountains-Southeast Greene-Unicoi- Southeast Carter-Blount Smoky Mountains-Sevier Smoky Mountains- Southeast Monroe- Including the cities of Doeville, Mountain City, Neva, Shady Valley, Trade, Laurel Bloomery, Hartford, Cedar Creek, Erwin, Unicoi, Limestone Cove, Hampton, Cades Cove, Elkmont, Gatlinburg, Citico, and Coker Creek 1235 PM EDT Thu Oct 28 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Southeast winds 20 to 40 mph with gusts up to 60 mph expected. Isolated gusts up to 70 mph are possible. * WHERE...Higher elevations of East Tennessee. * WHEN...From 8 AM to 8 PM EDT Thursday. * IMPACTS...Damaging winds may blow down trees and power lines. Widespread power outages are expected. Travel could be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ NCZ060-061-TNZ102-290000- /O.CON.KMRX.WI.Y.0017.000000T0000Z-211029T0000Z/ Cherokee-Clay-East Polk- Including the cities of Andrews, Marble, Topton, Hiawasse Dam, Murphy, Unaka, Violet, Shooting Creek, Brasstown, Hayesville, Tusquitee, Big Frog Mountain, Ducktown, and Turtletown 1235 PM EDT Thu Oct 28 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Southeast winds 15 to 25 mph with gusts up to 40 mph expected in higher elevations. * WHERE...In Tennessee, East Polk County. In North Carolina, Cherokee and Clay Counties. * WHEN...From 8 AM this morning to 8 PM EDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
547 WWUS74 KMRX 290004 NPWMRX URGENT - WEATHER MESSAGE National Weather Service Morristown TN 804 PM EDT Thu Oct 28 2021 TNZ018-041-043-045-047-072-074-087-290115- /O.EXP.KMRX.HW.W.0008.000000T0000Z-211029T0000Z/ Johnson-Cocke Smoky Mountains-Southeast Greene-Unicoi- Southeast Carter-Blount Smoky Mountains-Sevier Smoky Mountains- Southeast Monroe- Including the cities of Doeville, Mountain City, Neva, Shady Valley, Trade, Laurel Bloomery, Hartford, Cedar Creek, Erwin, Unicoi, Limestone Cove, Hampton, Cades Cove, Elkmont, Gatlinburg, Citico, and Coker Creek 804 PM EDT Thu Oct 28 2021 ...HIGH WIND WARNING HAS EXPIRED... Winds have subsided to below warning criteria. Please heed any remaining road closures due to downed trees and powerlines. Gusty winds still remain likely through the evening hours. $$ NCZ060-061-TNZ102-290115- /O.EXP.KMRX.WI.Y.0017.000000T0000Z-211029T0000Z/ Cherokee-Clay-East Polk- Including the cities of Andrews, Marble, Topton, Hiawasse Dam, Murphy, Unaka, Violet, Shooting Creek, Brasstown, Hayesville, Tusquitee, Big Frog Mountain, Ducktown, and Turtletown 804 PM EDT Thu Oct 28 2021 ...WIND ADVISORY HAS EXPIRED... Winds have subsided to below advisory criteria with a few brief gusts to 20 to 30 mph still possible through the evening. $$
Nearby
Wind Advisories in North Carolina, 2021Wind Advisories in Tennessee, 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.