Alert archive / Tennessee / High Wind Warnings in 2016
High Wind Warning 7, NWS Morristown, TN
NWS Morristown, TN issued this high wind warning at Dec 18, 2016, 12:45 AM EST for 5 counties in 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
- Dec 18, 2016, 12:45 AM EST (05:45 UTC)
- Expired
- Dec 18, 2016, 7:00 AM EST
- In force
- 6 hr
- Issued by
- NWS Morristown, TN
Counties Blount County, TN, Cocke County, TN, Greene County, TN, Monroe County, TN, Sevier County, TN
The radar
The Knoxville radar (KMRX), 42 km from the middle of the area, began a volume at 05:47 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 |
|---|---|---|---|
| Dec 18, 12:47 AM EST | NON-TSTM WND GST 47 | 2 Nnw Alcoa, TN | RECORDED AT THE KNOXVILLE AIRPORT. |
| Dec 18, 5:41 AM EST | NON-TSTM WND GST 60 | 4 Ene Gatlinburg, TN | WIND GUST MEASURED AT THE UT FIELD STATION IN GREENBRIER. |
| Dec 18, 7:00 AM EST | NON-TSTM WND GST 46 | 8 S Maryville, TN | WIND GUST MEASURED AT LOOK ROCK TOWER. TIME APPROXIMATE. |
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, 5.8 hours before the alert went out and 278 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
- 26 J/kg
- Mixed-layer CIN
- -109 J/kg
- Mixed-layer LCL
- 692 m above ground
- 0-6 km bulk shear
- 81 kt
- 0-1 km storm-relative helicity
- 511 m²/s²
- 0-3 km storm-relative helicity
- 473 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
136 WWUS74 KMRX 180545 NPWMRX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MORRISTOWN TN 1245 AM EST SUN DEC 18 2016 ...VERY STRONG MOUNTAIN WAVE WINDS EXPECTED ALONG THE GREAT MOUNTAINS...WITH GUSTY WINDS POSSIBLE ACROSS THE REST OF THE TENNESSEE VALLEY AND CUMBERLAND PLATEAU THROUGH DAYBREAK THIS MORNING... .VERY STRONG SOUTHERLY WINDS ALONG THE GREAT SMOKY MOUNTAINS HAVE LED TO LOCALIZED MOUNTAIN WAVE WIND GUSTS OF 60 TO 70 MPH...WHICH SHOULD CONTINUE UNTIL DAYBREAK SUNDAY MORNING. ADDITIONALLY...STRONG SOUTHWESTERLY WINDS REMAIN AHEAD OF AN APPROACHING COLD FRONT ACROSS THE EAST TENNESSEE. WINDS OF 20 TO 35 MPH WITH GUSTS TO 45 MPH CAN BE EXPECTED AT TIMES ACROSS THE REMAINDER OF THE TENNESSEE VALLEY AND CUMBERLAND PLATEAU. TNZ041-043-072-074-087-181200- /O.UPG.KMRX.WI.Y.0020.000000T0000Z-161218T1200Z/ /O.NEW.KMRX.HW.W.0007.161218T0545Z-161218T1200Z/ COCKE SMOKY MOUNTAINS-SOUTHEAST GREENE-BLOUNT SMOKY MOUNTAINS- SEVIER SMOKY MOUNTAINS-SOUTHEAST MONROE- INCLUDING THE CITIES OF...COSBY...CEDAR CREEK...CADES COVE... GATLINBURG...COKER CREEK 1245 AM EST SUN DEC 18 2016 ...HIGH WIND WARNING IN EFFECT UNTIL 7 AM EST THIS MORNING... THE NATIONAL WEATHER SERVICE IN MORRISTOWN HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL 7 AM EST THIS MORNING. THE WIND ADVISORY IS NO LONGER IN EFFECT. * EVENT...VERY STRONG SOUTHERLY WINDS OF 30 TO 50 MPH...WITH GUSTS TO 60 TO 70 MPH ARE POSSIBLE ALONG THE GREAT SMOKY MOUNTAINS AND THEIR IMMEDIATE SURROUNDING FOOTHILLS. * TIMING...NOW THROUGH 7 AM EST THIS MORNING. * IMPACTS...THESE WINDS MAY DOWN TREES OR TREE LIMBS...AS WELL AS POWER LINES. LOOSE OUTDOOR OBJECTS SHOULD BE SECURED. MOTORISTS SHOULD BE EXTRA CAUTIOUS TO CROSS WINDS ESPECIALLY WHEN DRIVING IN THE HIGHER ELEVATIONS. 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. && $$ TNZ040-042-071-073-086-181200- /O.NEW.KMRX.HW.W.0007.161218T0545Z-161218T1200Z/ NORTHWEST COCKE-NORTHWEST GREENE-NW BLOUNT-NORTH SEVIER- NORTHWEST MONROE- INCLUDING THE CITIES OF...NEWPORT...GREENEVILLE...MARYVILLE... SEVIERVILLE...MADISONVILLE 1245 AM EST SUN DEC 18 2016 ...HIGH WIND WARNING IN EFFECT UNTIL 7 AM EST THIS MORNING... THE NATIONAL WEATHER SERVICE IN MORRISTOWN HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL 7 AM EST THIS MORNING. * EVENT...VERY STRONG SOUTHERLY WINDS OF 20 TO 40 MPH...WITH GUSTS TO 60 MPH ARE POSSIBLE ALONG THE GREAT SMOKY MOUNTAINS AND THEIR IMMEDIATE SURROUNDING FOOTHILLS. * TIMING...NOW THROUGH 7 AM EST THIS MORNING * IMPACTS...THESE WINDS MAY DOWN TREES OR TREE LIMBS...AS WELL AS POWER LINES. LOOSE OUTDOOR OBJECTS SHOULD BE SECURED. MOTORISTS SHOULD BE EXTRA CAUTIOUS TO CROSS WINDS ESPECIALLY WHEN DRIVING IN THE HIGHER ELEVATIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH AND/OR GUSTS OF 58 MPH OR STRONGER CAN BE EXPECTED AT TIMES. WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE AND POWER OUTAGES. MOTORISTS SHOULD USE CAUTION...ESPECIALLY THOSE IN HIGH PROFILE VEHICLES. && $$ TNZ012>017-035-044-046-081-082-098-VAZ001-002-005-006-008-181200- /O.NEW.KMRX.WI.Y.0021.161218T0545Z-161218T1200Z/ SCOTT TN-CAMPBELL-CLAIBORNE-HANCOCK-HAWKINS-SULLIVAN-MORGAN- WASHINGTON TN-NORTHWEST CARTER-SEQUATCHIE-BLEDSOE-MARION-LEE-WISE- SCOTT-RUSSELL-WASHINGTON- INCLUDING THE CITIES OF...ONEIDA...LA FOLLETTE...TAZEWELL... SNEEDVILLE...ROGERSVILLE...KINGSPORT...BRISTOL...WARTBURG... JOHNSON CITY...ELIZABETHTON...DUNLAP...PIKEVILLE...JASPER... JONESVILLE...WISE...NORTON...GATE CITY...LEBANON...ABINGDON 1245 AM EST SUN DEC 18 2016 /1145 PM CST SAT DEC 17 2016/ ...WIND ADVISORY IN EFFECT UNTIL 7 AM EST /6 AM CST/ THIS MORNING... THE NATIONAL WEATHER SERVICE IN MORRISTOWN HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 7 AM EST /6 AM CST/ THIS MORNING. * EVENT...STRONG SOUTHERLY WINDS OF 20 TO 30 MPH...WITH GUSTS UP TO 40 TO 50 MPH ARE POSSIBLE THROUGH DAYBREAK. * TIMING...NOW THROUGH 7 AM EST THIS MORNING. * IMPACTS...THESE WINDS MAY DOWN TREES OR TREE LIMBS...AS WELL AS POWER LINES. LOOSE OUTDOOR OBJECTS SHOULD BE SECURED. MOTORISTS SHOULD BE EXTRA CAUTIOUS TO CROSS WINDS ESPECIALLY WHEN DRIVING IN THE HIGHER ELEVATIONS. 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. && $$ NCZ060-061-TNZ036>039-067>070-083>085-099>102-181200- /O.EXA.KMRX.WI.Y.0020.000000T0000Z-161218T1200Z/ CHEROKEE-CLAY-ANDERSON-UNION-GRAINGER-HAMBLEN-ROANE-LOUDON-KNOX- JEFFERSON-RHEA-MEIGS-MCMINN-HAMILTON-BRADLEY-WEST POLK-EAST POLK- INCLUDING THE CITIES OF...MURPHY...HAYESVILLE...CLINTON... OAK RIDGE...MAYNARDVILLE...RUTLEDGE...MORRISTOWN...KINGSTON... LENOIR CITY...KNOXVILLE...DANDRIDGE...DAYTON...DECATUR...ATHENS... CHATTANOOGA...CLEVELAND...BENTON...DUCKTOWN 1245 AM EST SUN DEC 18 2016 ...WIND ADVISORY IN EFFECT UNTIL 7 AM EST THIS MORNING... THE NATIONAL WEATHER SERVICE IN MORRISTOWN HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 7 AM EST THIS MORNING. * EVENT...SOUTHERLY WINDS OF 20 TO 35 MPH...WITH GUSTS TO 50 MPH ALONG THE EAST TENNESSEE MOUNTAINS AND SURROUNDING FOOTHILLS. * TIMING...NOW THROUGH 7 AM EST THIS MORNING. * IMPACTS...THESE WINDS MAY DOWN TREES OR TREE LIMBS...AS WELL AS POWER LINES. LOOSE OUTDOOR OBJECTS SHOULD BE SECURED. MOTORISTS SHOULD BE EXTRA CAUTIOUS TO CROSS WINDS ESPECIALLY WHEN DRIVING IN THE HIGHER ELEVATIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 26 TO 39 MPH AND/OR GUSTS OF 40 TO 57 MPH ARE EXPECTED OR OCCURRING. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ TNZ018-045-047-181200- /O.CON.KMRX.WI.Y.0020.000000T0000Z-161218T1200Z/ JOHNSON-UNICOI-SOUTHEAST CARTER- INCLUDING THE CITIES OF...MOUNTAIN CITY...ERWIN...ROAN MOUNTAIN 1245 AM EST SUN DEC 18 2016 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * EVENT...SOUTHERLY WINDS OF 20 TO 35 MPH...WITH GUSTS TO 50 MPH ALONG THE EAST TENNESSEE MOUNTAINS AND SURROUNDING FOOTHILLS. * TIMING...NOW THROUGH 7 AM EST THIS MORNING. * IMPACTS...THESE WINDS MAY DOWN TREES OR TREE LIMBS...AS WELL AS POWER LINES. LOOSE OUTDOOR OBJECTS SHOULD BE SECURED. MOTORISTS SHOULD BE EXTRA CAUTIOUS TO CROSS WINDS ESPECIALLY WHEN DRIVING IN THE HIGHER ELEVATIONS. 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. && $$
The office that day
Everything else NWS Morristown, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 18, 12:45 AM EST | Wind Advisory | MRX | Bledsoe, Campbell, Carter, Claiborne, Hancock, Hawkins and 6 more | 6 hr |
| Dec 18, 1:49 AM EST | Severe Thunderstorm Warning | MRX | Campbell, Morgan, Scott | 41 min |
| Dec 18, 2:30 AM EST | Severe Thunderstorm Warning | MRX | Scott | 30 min |
| Dec 18, 3:00 AM EST | Special Weather Statement | MRX | Scott | 30 min |
| Dec 18, 3:13 AM EST | Special Weather Statement | MRX | Scott | 32 min |
| Dec 18, 3:44 AM EST | Winter Weather Advisory | MRX | Bledsoe, Campbell, Marion, Morgan, Scott, Sequatchie | 9 hr |
| Dec 18, 5:33 AM EST | Special Weather Statement | MRX | Bradley | 27 min |
| Dec 18, 5:37 AM EST | Special Weather Statement | MRX | Blount, Knox | 23 min |
| Dec 18, 6:06 AM EST | Special Weather Statement | MRX | Polk | 24 min |
Nearby
High Wind Warnings in Tennessee, 2016Every high wind warning in 2016
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.