Alert archive / Tennessee / Wind Chill Advisories in 2015
Wind Chill Advisory 6, NWS Morristown, TN
NWS Morristown, TN issued this wind chill advisory at Feb 15, 2015, 11:10 AM EST for 8 counties in Tennessee; 5 counties in Virginia. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Feb 15, 2015, 11:10 AM EST (16:10 UTC)
- Expired
- Feb 15, 2015, 3:39 PM EST
- In force
- 4 hr
- Issued by
- NWS Morristown, TN
Counties Blount County, TN, Carter County, TN, Cocke County, TN, Greene County, TN, Johnson County, TN, Monroe 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), 62 km from the middle of the area, began a volume at 16:14 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 12:00Z, 4.2 hours before the alert went out and 256 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
- 1760 m above ground
- 0-6 km bulk shear
- 96 kt
- 0-1 km storm-relative helicity
- -185 m²/s²
- 0-3 km storm-relative helicity
- -185 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this wind chill advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Morristown, TN wrote its last area forecast discussion before this wind chill advisory went out at Feb 15, 10:39 AM EST, 31 minutes earlier.
Area forecast discussion, Feb 15, 10:39 AM EST, 31 minutes before
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</html>Hazardous weather outlook, Feb 15, 4:59 AM EST, 6 hours 11 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MORRISTOWN TN 459 AM EST SUN FEB 15 2015 NCZ060-061-TNZ012>018-035>047-067>074-081>087-098>102-VAZ001-002- 005-006-008-161000- CHEROKEE-CLAY-SCOTT TN-CAMPBELL-CLAIBORNE-HANCOCK-HAWKINS- SULLIVAN-JOHNSON-MORGAN-ANDERSON-UNION-GRAINGER-HAMBLEN- NORTHWEST COCKE-COCKE SMOKY MOUNTAINS-NORTHWEST GREENE- SOUTHEAST GREENE-WASHINGTON TN-UNICOI-NORTHWEST CARTER- SOUTHEAST CARTER-ROANE-LOUDON-KNOX-JEFFERSON-NW BLOUNT- BLOUNT SMOKY MOUNTAINS-NORTH SEVIER-SEVIER SMOKY MOUNTAINS- SEQUATCHIE-BLEDSOE-RHEA-MEIGS-MCMINN-NORTHWEST MONROE- SOUTHEAST MONROE-MARION-HAMILTON-BRADLEY-WEST POLK-EAST POLK-LEE- WISE-SCOTT-RUSSELL-WASHINGTON- 459 AM EST SUN FEB 15 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST NORTH CAROLINA...EAST TENNESSEE AND SOUTHWEST VIRGINIA. .DAY ONE...TODAY AND TONIGHT... WIND CHILL WARNING CONTINUES THIS MORNING FOR THE HIGHER ELEVATIONS OF SOUTHWEST VIRGINIA AND EAST TENNESSEE. WIND CHILL ADVISORY CONTINUES THIS MORNING FOR PORTIONS OF SOUTHWEST VIRGINIA AND NORTHEAST TENNESSEE...THE CUMBERLAND PLATEAU AND SOUTHWEST NORTH CAROLINA. THE WINTER STORM WATCH HAS BEEN UPGRADED TO A WINTER STORM WARNING FOR EAST CENTRAL AND NORTHEAST TENNESSEE AND SOUTHWEST VIRGINIA FOR LATE TONIGHT THROUGH MONDAY NIGHT. A WINTER STORM WATCH FOR LATE TONIGHT THROUGH MONDAY NIGHT REMAINS IN EFFECT FOR SOUTHEAST TENNESSEE AND SOUTHWEST NORTH CAROLINA. PLEASE REVIEW THE WARNING AND ADVISORY PRODUCTS ON OUR WEB PAGE. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY... A LOW PRESSURE SYSTEM WILL SPREAD SNOW ACROSS THE REGION MONDAY AND MONDAY NIGHT. SNOW WILL ACCUMULATE ACROSS THE ENTIRE REGION. WIDESPREAD 3 TO 8 INCHES OF SNOW IS POSSIBLE ACROSS VALLEY AREAS...WITH SOME HIGHER AMOUNTS POSSIBLE. ADDITIONALLY...PERIODS OF FREEZING RAIN WILL BE POSSIBLE ACROSS THE SOUTHERN VALLEY MONDAY AFTERNOON. SNOW ACCUMULATIONS OF 6 TO 10 INCHES LOOK TO BE POSSIBLE ACROSS THE HIGHER ELEVATIONS. SOME ADDITIONAL SNOWFALL WILL BE POSSIBLE TUESDAY INTO WEDNESDAY...THOUGH ACCUMULATIONS ARE EXPECTED TO GENERALLY BE LIGHT. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED BUT ANY SNOWFALL REPORTS WILL BE APPRECIATED.
The office that day
Everything else NWS Morristown, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 15, 5:25 AM EST | Winter Storm Warning | MRX | Anderson, Bledsoe, Blount, Bradley, Campbell, Carter and 27 more | 47 hr |
Nearby
Wind Chill Advisories in Tennessee, 2015Wind Chill Advisories in Virginia, 2015Every wind chill advisory in 2015
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.