Alert archive / Tennessee / Special Weather Statements in 2016
Special Weather Statement, NWS Morristown, TN
NWS Morristown, TN issued this special weather statement at May 7, 2016, 8:41 PM EDT for 5 counties in Tennessee; Scott County, Virginia. It was in force for 64 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 7, 2016, 8:41 PM EDT (00:41 UTC)
- Expired
- May 7, 2016, 9:45 PM EDT
- In force
- 64 min
- Issued by
- NWS Morristown, TN
Counties Greene County, TN, Hamblen County, TN, Hawkins County, TN, Sullivan County, TN, Washington County, TN, Scott County, VA
The radar
The Knoxville radar (KMRX), 56 km from the middle of the area, began a volume at 00:44 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
Nashville Metro, TN (KBNA), launched 00:00Z, 0.7 hours before the alert went out and 338 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
- 2459 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 57 m²/s²
- 0-3 km storm-relative helicity
- 146 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement 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 special weather statement went out at May 7, 8:10 PM EDT, 31 minutes earlier.
Area forecast discussion, May 7, 8:10 PM EDT, 31 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MORRISTOWN TN 810 PM EDT SAT MAY 7 2016 .DISCUSSION...QUICK UPDATE THIS EVENING TO RAMP UP POPS AS A LINE OF SHOWERS AND STORMS MOVES OUT OF SOUTHEASTERN KENTUCKY AND DOWN INTO THE EXTREME NORTHERN VALLEY...NORTHEAST TN...AND PORTIONS OF SOUTHWEST VIRGINIA. HAVE UPDATED POPS...WX GRIDS...AND QPF AMOUNTS TO ACCOUNT FOR THIS ACTIVITY MOVING THROUGH. POPS RAISED TO CATEGORICAL...QPF TO AROUND A QUARTER OF AN INCH...AND LIKELY THUNDERSTORMS. THIS ACTIVITY SHOULD CONTINUE TO WEAKEN AS IT MOVES INTO THE AREA AS WE ARE LESS UNSTABLE THAN SOUTHEASTERN KENTUCKY. THIS LINE SHOULD MOVE THROUGH THE AREA OVER THE NEXT 2 HOURS. NEW ZONES WILL BE SENT TO ACCOUNT FOR AFOREMENTIONED ADJUSTMENTS. && .PRELIMINARY POINT TEMPS/POPS... CHATTANOOGA AIRPORT, TN 58 85 61 83 / 10 10 10 10 KNOXVILLE MCGHEE TYSON AIRPORT, TN 59 82 59 82 / 10 10 10 10 OAK RIDGE, TN 60 82 60 82 / 20 10 10 10 TRI CITIES AIRPORT, TN 57 76 55 81 / 80 30 20 10 && .MRX WATCHES/WARNINGS/ADVISORIES... NC...NONE. TN...NONE. VA...NONE. && SR
Hazardous weather outlook, May 7, 3:30 PM EDT, 5 hours 11 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MORRISTOWN TN 330 PM EDT SAT MAY 7 2016 NCZ060-061-TNZ012>018-035>047-067>074-081>087-098>102-VAZ001-002- 005-006-008-081930- 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- 330 PM EDT SAT MAY 7 2016 /230 PM CDT SAT MAY 7 2016/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST NORTH CAROLINA...EAST TENNESSEE AND SOUTHWEST VIRGINIA. .DAY ONE...THIS AFTERNOON AND TONIGHT... EXPECT A CHANCE OF THUNDERSTORMS THIS AFTERNOON AND TONIGHT ACROSS NORTHEAST TENNESSEE...AND ESPECIALLY SOUTHWEST VIRGINIA. THERE IS A MARGINAL RISK FOR A SEVERE THUNDERSTORM OR TWO ACROSS SOUTHWEST VIRGINIA...CAPABLE OF PRODUCING DAMAGING WINDS AND HAIL OF ONE INCH IN DIAMETER. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED.
In the hours before
Special weather statement, May 7, 7:58 PM EDT, 43 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MORRISTOWN TN
758 PM EDT SAT MAY 7 2016
TNZ014-015-038-VAZ001-080100-
CLAIBORNE TN-GRAINGER TN-HANCOCK TN-LEE VA-
758 PM EDT SAT MAY 7 2016
...SIGNIFICANT WEATHER ADVISORY FOR CLAIBORNE...HANCOCK AND LEE
COUNTIES UNTIL 900 PM EDT...
AT 757 PM EDT...DOPPLER RADAR WAS TRACKING STRONG THUNDERSTORMS ALONG
A LINE EXTENDING FROM 25 MILES NORTHWEST OF PENNINGTON GAP TO 26
MILES NORTHWEST OF JONESVILLE TO 12 MILES NORTH OF HARROGATE-
SHAWANEE TO 21 MILES NORTHWEST OF NEW TAZEWELL. MOVEMENT WAS
SOUTHEAST AT 50 MPH.
WIND GUSTS UP TO 50 MPH WILL BE POSSIBLE WITH THESE STORMS.
LOCATIONS IMPACTED INCLUDE...
SNEEDVILLE...JONESVILLE...NEW TAZEWELL...TAZEWELL...PENNINGTON GAP...
HARROGATE-SHAWANEE...ST. CHARLES...DRYDEN...KYLES FORD...EVANSTON...
SPRINGDALE...PATTONSVILLE...HOWARD QUARTER...EWING...LONE MOUNTAIN...
CLAIRFIELD...ROSE HILL...JASPER...SANDLICK AND ARTHUR.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THESE STORMS...AND MAY LEAD
TO LOCALIZED FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.
THESE STORMS MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO
STATIONS AND AVAILABLE TELEVISION STATIONS FOR ADDITIONAL INFORMATION
AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.
&&
LAT...LON 3680 8277 3659 8298 3659 8287 3655 8305
3638 8329 3637 8327 3642 8343 3637 8346
3635 8373 3643 8380 3643 8392 3657 8399
3658 8369 3667 8352 3674 8314 3685 8307
3689 8288
TIME...MOT...LOC 2357Z 309DEG 46KT 3701 8338 3696 8346 3686 8347 3677
8361 3669 8384
05/MALocal storm report, May 7, 8:40 PM EDT, 1 minute before
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</html>Special weather statement, May 7, 8:41 PM EDT, 0 minutes before
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</html>The office that day
Everything else NWS Morristown, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 7, 8:03 PM EDT | Severe Thunderstorm Warning | MRX | Claiborne, Hancock | 42 min |
| May 7, 9:22 PM EDT | Special Weather Statement | MRX | Cocke, Unicoi | 23 min |
Nearby
Special Weather Statements in Tennessee, 2016Special Weather Statements in Virginia, 2016Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.