Alert archive / Tennessee / Wind Advisories in 2012
Wind Advisory 7, NWS Morristown, TN
NWS Morristown, TN issued this wind advisory at Feb 25, 2012, 2:50 AM EST for 5 counties in Virginia; 9 counties in Tennessee; Cherokee County, Clay County, North Carolina. It took effect at Feb 25, 2012, 4:00 AM EST. It was in force for 11 hr.
The area
The counties it named.
The facts
- Issued
- Feb 25, 2012, 2:50 AM EST (07:50 UTC)
- In effect from
- Feb 25, 2012, 4:00 AM EST
- Expired
- Feb 25, 2012, 3:25 PM EST
- In force
- 11 hr
- Issued by
- NWS Morristown, TN
Counties Cherokee County, NC, Clay County, NC, Blount County, TN, Carter County, TN, Cocke County, TN, Greene County, TN, Johnson County, TN, Monroe County, TN, Polk County, TN, Sevier County, TN, Unicoi County, TN, City of Bristol, VA, City of Norton, VA, Russell County, VA, Washington County, VA, Wise County, VA
The radar
The Knoxville radar (KMRX), 38 km from the middle of the area, began a volume at 07:47 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.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 7.8 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1820 m above ground
- 0-6 km bulk shear
- 104 kt
- 0-1 km storm-relative helicity
- -190 m²/s²
- 0-3 km storm-relative helicity
- 155 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
667 WWUS74 KMRX 250750 NPWMRX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MORRISTOWN TN 250 AM EST SAT FEB 25 2012 ...STRONG GUSTY NORTHWEST WINDS ACROSS THE HIGHER ELEVATIONS TODAY... .A LARGE LOW PRESSURE SYSTEM WILL CONTINUE TO DEEPEN TODAY OVER EASTERN CANADA. STRONG NORTHWEST WINDS WILL PERSIST DOWN THE APPALACHIANS THROUGH THIS AFTERNOON. NCZ060-061-TNZ018-041-043-045-047-072-074-087-102-VAZ002-006-008- 251600- /O.NEW.KMRX.WI.Y.0007.120225T0900Z-120225T2300Z/ CHEROKEE-CLAY-JOHNSON-COCKE SMOKY MOUNTAINS-SOUTHEAST GREENE- UNICOI-SOUTHEAST CARTER-BLOUNT SMOKY MOUNTAINS- SEVIER SMOKY MOUNTAINS-SOUTHEAST MONROE-EAST POLK-WISE-RUSSELL- WASHINGTON- INCLUDING THE CITIES OF...MURPHY...HAYESVILLE...MOUNTAIN CITY... COSBY...CEDAR CREEK...ERWIN...ROAN MOUNTAIN...CADES COVE... GATLINBURG...COKER CREEK...DUCKTOWN...WISE...NORTON...LEBANON... ABINGDON 250 AM EST SAT FEB 25 2012 ...WIND ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING... THE NATIONAL WEATHER SERVICE IN MORRISTOWN HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM EST THIS EVENING. * TIMING...STRONG NORTHWEST WINDS WILL CONTINUE TODAY. * IMPACTS...THESE WINDS MAY DOWN TREES OR TREE LIMBS...AND POWER LINES. LOOSE OUTDOOR OBJECTS SHOULD BE SECURED. MOTORISTS SHOULD BE EXTRA CAUTIOUS TO CROSS WINDS 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. && $$
2 follow-up statements
193 WWUS74 KMRX 251527 NPWMRX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MORRISTOWN TN 1027 AM EST SAT FEB 25 2012 ...STRONG GUSTY WINDS ACROSS THE HIGHER ELEVATIONS TODAY... .A LARGE LOW PRESSURE SYSTEM WILL CONTINUE TO DEEPEN TODAY OVER EASTERN CANADA. STRONG WEST TO NORTHWEST WINDS WILL PERSIST DOWN THE APPALACHIANS THROUGH THIS AFTERNOON. NCZ060-061-TNZ018-041-043-045-047-072-074-087-102-VAZ002-006-008- 252300- /O.CON.KMRX.WI.Y.0007.000000T0000Z-120225T2300Z/ CHEROKEE-CLAY-JOHNSON-COCKE SMOKY MOUNTAINS-SOUTHEAST GREENE- UNICOI-SOUTHEAST CARTER-BLOUNT SMOKY MOUNTAINS- SEVIER SMOKY MOUNTAINS-SOUTHEAST MONROE-EAST POLK-WISE-RUSSELL- WASHINGTON- INCLUDING THE CITIES OF...MURPHY...HAYESVILLE...MOUNTAIN CITY... COSBY...CEDAR CREEK...ERWIN...ROAN MOUNTAIN...CADES COVE... GATLINBURG...COKER CREEK...DUCKTOWN...WISE...NORTON...LEBANON... ABINGDON 1027 AM EST SAT FEB 25 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING... * STRONG WEST TO NORTHWEST WINDS OF 15 TO 30 MPH WITH GUSTS TO AROUND 40 MPH CAN BE EXPECTED AT TIMES TODAY. * THESE WINDS MAY DOWN TREES OR TREE LIMBS...AND POWER LINES. LOOSE OUTDOOR OBJECTS SHOULD BE SECURED. MOTORISTS SHOULD BE EXTRA CAUTIOUS TO CROSS WINDS WHEN DRIVING IN THE HIGHER ELEVATIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 26 TO 39 MPH AND/OR GUSTS OF 40 TO 57 MPH ARE EXPECTED OR OCCURRING. && $$
574 WWUS74 KMRX 252025 NPWMRX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MORRISTOWN TN 325 PM EST SAT FEB 25 2012 ...WINDS DIMINISHING LATE THIS AFTERNOON... NCZ060-061-TNZ018-041-043-045-047-072-074-087-102-VAZ002-006-008- 252130- /O.CAN.KMRX.WI.Y.0007.000000T0000Z-120225T2300Z/ CHEROKEE-CLAY-JOHNSON-COCKE SMOKY MOUNTAINS-SOUTHEAST GREENE- UNICOI-SOUTHEAST CARTER-BLOUNT SMOKY MOUNTAINS- SEVIER SMOKY MOUNTAINS-SOUTHEAST MONROE-EAST POLK-WISE-RUSSELL- WASHINGTON- INCLUDING THE CITIES OF...MURPHY...HAYESVILLE...MOUNTAIN CITY... COSBY...CEDAR CREEK...ERWIN...ROAN MOUNTAIN...CADES COVE... GATLINBURG...COKER CREEK...DUCKTOWN...WISE...NORTON...LEBANON... ABINGDON 325 PM EST SAT FEB 25 2012 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MORRISTOWN HAS CANCELLED THE WIND ADVISORY. WINDS WILL CONTINUE TO DECREASE LATE THIS AFTERNOON INTO THIS EVENING. WHILE WINDS MAY GUST IN EXCESS OF 30 MPH AT TIMES THIS AFTERNOON...THE THREAT OF STRONGER WINDS HAS DIMINISHED. $$
Nearby
Wind Advisories in Tennessee, 2012Wind Advisories in Virginia, 2012Wind Advisories in North Carolina, 2012Every wind advisory in 2012
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.