Alert archive / Tennessee / High Wind Warnings in 2018
High Wind Warning 3, NWS Morristown, TN
NWS Morristown, TN issued this high wind warning at Nov 6, 2018, 3:18 AM EST for Blount County, Cocke County, Sevier County, Tennessee. It was in force for 6 hr. 3 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Nov 6, 2018, 3:18 AM EST (08:18 UTC)
- Expired
- Nov 6, 2018, 9:46 AM EST
- In force
- 6 hr
- Issued by
- NWS Morristown, TN
Counties Blount County, TN, Cocke County, TN, Sevier County, TN
The radar
The Knoxville radar (KMRX), 42 km from the middle of the area, began a volume at 08:20 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Nov 6, 4:00 AM EST | NON-TSTM WND GST 88 | 2 W Gatlinburg, TN | RECORDED AT COVE MOUNTAIN TOWER. |
| Nov 6, 4:55 AM EST | TSTM WND DMG | Maryville, TN | WIDESPREAD TREE DAMAGE ACROSS THE COUNTY. |
| Nov 6, 5:09 AM EST | TSTM WND DMG | Seymour, TN | TREES DOWN ON MARYVILLE HIGHWAY IN SEYMOUR NEAR THE BLOUNT COUNTY LINE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 00:00Z, 8.3 hours before the alert went out and 279 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
- 711 m above ground
- 0-6 km bulk shear
- 75 kt
- 0-1 km storm-relative helicity
- 521 m²/s²
- 0-3 km storm-relative helicity
- 667 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
309 WWUS74 KMRX 060818 NPWMRX URGENT - WEATHER MESSAGE National Weather Service Morristown TN 318 AM EST Tue Nov 6 2018 ...Strong winds in the mountains early this morning... .A strong low pressure system will move across the Southern Appalachian Region this morning. TNZ041-072-074-061500- /O.UPG.KMRX.WI.Y.0020.000000T0000Z-181106T1500Z/ /O.NEW.KMRX.HW.W.0003.181106T0818Z-181106T1500Z/ Cocke Smoky Mountains-Blount Smoky Mountains- Sevier Smoky Mountains- Including the cities of Cosby, Cades Cove, and Gatlinburg 318 AM EST Tue Nov 6 2018 ...HIGH WIND WARNING IN EFFECT UNTIL 10 AM EST THIS MORNING... The National Weather Service in Morristown has issued a High Wind Warning, which is in effect until 10 AM EST this morning. The Wind Advisory is no longer in effect. * WINDS...Southwest 20 to 35 mph with gusts up to 70 mph. * TIMING...Through late this morning. * IMPACTS...Strong winds may blow down limbs, trees, and power lines. Scattered power outages are expected. Strong winds may blow down limbs, trees, and power lines. Scattered power outages are expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph and/or gusts of 58 mph or stronger can be expected at times. Winds of these magnitudes can cause property damage and power outages. Motorists should use caution...especially those in high profile vehicles. && $$ NCZ060-061-TNZ018-043-045-047-087-061500- /O.CON.KMRX.WI.Y.0020.000000T0000Z-181106T1500Z/ Cherokee-Clay-Johnson-Southeast Greene-Unicoi-Southeast Carter- Southeast Monroe- Including the cities of Murphy, Hayesville, Mountain City, Cedar Creek, Erwin, Roan Mountain, and Coker Creek 318 AM EST Tue Nov 6 2018 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST THIS MORNING... * WINDS...Southwest 15 to 30 mph with gusts up to 40 mph. * TIMING...Through late this morning. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that winds of 26 to 39 mph and/or gusts of 40 to 57 mph are expected or occurring. Winds this strong can make driving difficult...especially for high profile vehicles. Use extra caution. && $$
1 follow-up statement
897 WWUS74 KMRX 061446 NPWMRX URGENT - WEATHER MESSAGE National Weather Service Morristown TN 946 AM EST Tue Nov 6 2018 ...Winds Have Diminished across the Southern Appalachians and Tennessee Valley... .The strong storm system that moved across the Tennessee Valley and southern Appalachians has moved east of the area allowing the southwest winds to diminish. TNZ041-072-074-061600- /O.CAN.KMRX.HW.W.0003.000000T0000Z-181106T1500Z/ Cocke Smoky Mountains-Blount Smoky Mountains- Sevier Smoky Mountains- Including the cities of Cosby, Cades Cove, and Gatlinburg 946 AM EST Tue Nov 6 2018 ...HIGH WIND WARNING IS CANCELLED... The National Weather Service in Morristown has cancelled the High Wind Warning. The southwest winds have diminished to 5 to 15 mph across the area. $$ NCZ060-061-TNZ018-043-045-047-087-061600- /O.CAN.KMRX.WI.Y.0020.000000T0000Z-181106T1500Z/ Cherokee-Clay-Johnson-Southeast Greene-Unicoi-Southeast Carter- Southeast Monroe- Including the cities of Murphy, Hayesville, Mountain City, Cedar Creek, Erwin, Roan Mountain, and Coker Creek 946 AM EST Tue Nov 6 2018 ...WIND ADVISORY IS CANCELLED... The National Weather Service in Morristown has cancelled the Wind Advisory. The southwest winds have diminished to 5 to 15 mph across the area. $$
The office that day
Everything else NWS Morristown, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 6, 2:46 AM EST | Tornado Warning | MRX | Bledsoe, Sequatchie | 44 min |
| Nov 6, 3:12 AM EST | Severe Thunderstorm Warning | MRX | McMinn, Meigs, Rhea | 33 min |
| Nov 6, 3:27 AM EST | Severe Thunderstorm Warning | MRX | Hamilton, Marion, Sequatchie | 48 min |
| Nov 6, 3:43 AM EST | Severe Thunderstorm Warning | MRX | Loudon, McMinn, Meigs, Monroe, Rhea, Roane | 47 min |
| Nov 6, 4:00 AM EST | Severe Thunderstorm Warning | MRX | Bradley, Hamilton | 45 min |
| Nov 6, 4:16 AM EST | Severe Thunderstorm Warning | MRX | Anderson, Blount, Knox, Loudon, Monroe, Roane | 44 min |
| Nov 6, 4:35 AM EST | Areal Flood Advisory | MRX | Hamilton | 115 min |
| Nov 6, 4:39 AM EST | Tornado Warning | MRX | Bradley, McMinn, Polk | 36 min |
| Nov 6, 4:44 AM EST | Severe Thunderstorm Warning | MRX | Bradley, McMinn, Monroe, Polk | 61 min |
| Nov 6, 4:49 AM EST | Severe Thunderstorm Warning | MRX | Claiborne, Grainger, Knox, Union | 41 min |
| Nov 6, 4:52 AM EST | Severe Thunderstorm Warning | MRX | Blount, Hamblen, Jefferson, Knox, Sevier | 38 min |
| Nov 6, 4:57 AM EST | Tornado Warning | MRX | McMinn, Monroe | 30 min |
| Nov 6, 5:14 AM EST | Severe Thunderstorm Warning | MRX | Monroe, Polk | 61 min |
| Nov 6, 5:21 AM EST | Severe Thunderstorm Warning | MRX | Cocke, Greene, Hamblen, Jefferson, Sevier | 39 min |
| Nov 6, 5:29 AM EST | Severe Thunderstorm Warning | MRX | Grainger, Hamblen, Hancock, Hawkins | 46 min |
| Nov 6, 5:58 AM EST | Severe Thunderstorm Warning | MRX | Carter, Greene, Sullivan, Unicoi, Washington | 47 min |
| Nov 6, 6:10 AM EST | Special Weather Statement | MRX | Sullivan | 50 min |
| Nov 6, 6:20 AM EST | Severe Thunderstorm Warning | MRX | Sullivan | 40 min |
| Nov 6, 6:43 AM EST | Severe Thunderstorm Warning | MRX | Carter, Johnson | 22 min |
Nearby
High Wind Warnings in Tennessee, 2018Every high wind warning in 2018
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.