Alert archive / Tennessee / Special Weather Statements in 2021
Special Weather Statement, NWS Morristown, TN
NWS Morristown, TN issued this special weather statement at Jun 3, 2021, 4:56 PM EDT for Scott County, Tennessee. It was in force for 49 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
- Jun 3, 2021, 4:56 PM EDT (20:56 UTC)
- Expired
- Jun 3, 2021, 5:45 PM EDT
- In force
- 49 min
- Issued by
- NWS Morristown, TN
County Scott County, TN
The radar
The Knoxville radar (KMRX), 103 km from the middle of the area, began a volume at 20:57 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 12:00Z, 8.9 hours before the alert went out and 191 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
- 300 J/kg
- Mixed-layer CIN
- -68 J/kg
- Mixed-layer LCL
- 837 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 100 m²/s²
- 0-3 km storm-relative helicity
- 129 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.7
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 Jun 3, 3:18 PM EDT, 1 hour 38 minutes earlier.
Area forecast discussion, Jun 3, 3:18 PM EDT, 1 hour 38 minutes before
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</html>Hazardous weather outlook, Jun 3, 3:03 PM EDT, 1 hour 53 minutes before
Hazardous Weather Outlook National Weather Service Morristown TN 303 PM EDT Thu Jun 3 2021 NCZ060-061-TNZ012>018-035>047-067>074-081>087-098>102-VAZ001-002- 005-006-008-041915- Cherokee-Clay-Scott-Campbell-Claiborne-Hancock-Hawkins-Sullivan- Johnson-Morgan-Anderson-Union-Grainger-Hamblen-Northwest Cocke- Cocke Smoky Mountains-Northwest Greene-Southeast Greene- Washington-Unicoi-Northwest Carter-Southeast Carter-Roane-Loudon- Knox-Jefferson-Northwest 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-Russell- 303 PM EDT Thu Jun 3 2021 /203 PM CDT Thu Jun 3 2021/ This Hazardous Weather Outlook is for portions of southwest North Carolina...east Tennessee and southwest Virginia. .DAY ONE...This Afternoon and Tonight Scattered to widespread showers and thunderstorms will continue into the evening hours. While widespread severe weather is not expected, a few storms could be strong to severe, with damaging winds and heavy rainfall being the primary threat. Some small hail could also occur. .DAYS TWO THROUGH SEVEN...Friday through Wednesday The probability for widespread hazardous weather is low. .SPOTTER INFORMATION STATEMENT... Spotters are encouraged to report any severe weather to our office today and tonight.
In the hours before
Special weather statement, Jun 3, 2:34 PM EDT, 2 hours 22 minutes before
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</html>Special weather statement, Jun 3, 4:41 PM EDT, 15 minutes before
Special Weather Statement
National Weather Service Morristown TN
441 PM EDT Thu Jun 3 2021
TNZ012-032130-
Scott TN-
441 PM EDT Thu Jun 3 2021
...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN SCOTT COUNTY UNTIL
530 PM EDT...
At 441 PM EDT, Doppler radar was tracking a strong thunderstorm near
Great Meadows Campsites, or 8 miles northwest of Oneida, moving east
at 15 mph.
Pea size hail and winds in excess of 40 mph will be possible with
this storm.
Locations impacted include...
Oneida, Winfield and Big South Fork National Park.
LAT...LON 3659 8445 3647 8451 3650 8471 3660 8478
3660 8471
TIME...MOT...LOC 2041Z 273DEG 12KT 3658 8463
BWLocal storm report, Jun 3, 4:42 PM EDT, 14 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE MORRISTOWN TN
442 PM EDT THU JUN 3 2021
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0145 PM FLASH FLOOD 3 SW CHATTANOOGA 35.03N 85.29W
06/03/2021 HAMILTON TN BROADCAST MEDIA
SOCIAL MEDIA VIDEO SHOWING STANDING WATER
AND SEVERAL STALLED CARS ON THE ROADWAY.
0142 PM FLASH FLOOD CHATTANOOGA 35.07N 85.26W
06/03/2021 HAMILTON TN FIRE DEPT/RESCUE
REPORTS OF SEVERAL CARS STALLED ON FLOODED
ROADWAYS.
0130 PM FLASH FLOOD 4 SSW CHATTANOOGA 35.02N 85.29W
06/03/2021 HAMILTON TN BROADCAST MEDIA
ROSSVILLE BLVD AND CENTRAL AVE CLOSED DUE TO
STANDING WATER.
1236 PM FLASH FLOOD CHATTANOOGA 35.07N 85.26W
06/03/2021 HAMILTON TN LAW ENFORCEMENT
REPORTS OF FLOODED ROADWAYS AND STANDING
WATER ON ROADWAYS IN DOWNTOWN CHATTANOOGA.
&&Special weather statement, Jun 3, 4:56 PM EDT, 0 minutes before
Special Weather Statement
National Weather Service Morristown TN
456 PM EDT Thu Jun 3 2021
TNZ012-032145-
Scott TN-
456 PM EDT Thu Jun 3 2021
...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL SCOTT COUNTY UNTIL 545 PM
EDT...
At 455 PM EDT, Doppler radar was tracking a strong thunderstorm 9
miles northwest of Helenwood, or 11 miles west of Oneida, moving east
at 30 mph.
Pea size hail and winds in excess of 40 mph will be possible with
this storm.
Locations impacted include...
Oneida, Huntsville, Helenwood and Honey Creek State Park.
LAT...LON 3650 8434 3647 8434 3646 8435 3645 8434
3642 8435 3641 8434 3636 8435 3638 8469
3640 8466 3641 8467 3641 8466 3644 8469
3650 8471 3652 8473
TIME...MOT...LOC 2055Z 271DEG 25KT 3649 8471
BWThe office that day
Everything else NWS Morristown, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 3, 7:41 AM EDT | Special Weather Statement | MRX | Anderson, Campbell, Morgan, Scott | 49 min |
| Jun 3, 8:26 AM EDT | Special Weather Statement | MRX | Anderson, Campbell, Claiborne, Knox, Union | 49 min |
| Jun 3, 12:51 PM EDT | Special Weather Statement | MRX | Bradley, Polk | 39 min |
| Jun 3, 1:04 PM EDT | Severe Thunderstorm Warning | MRX | Polk | 26 min |
| Jun 3, 1:30 PM EDT | Special Weather Statement | MRX | Bradley | 45 min |
| Jun 3, 2:34 PM EDT | Special Weather Statement | MRX | Polk | 26 min |
| Jun 3, 4:41 PM EDT | Special Weather Statement | MRX | Scott | 49 min |
| Jun 3, 5:21 PM EDT | Special Weather Statement | MRX | Campbell, Scott | 39 min |
| Jun 3, 7:14 PM EDT | Areal Flood Advisory | MRX | Morgan, Scott | 3 hr |
| Jun 3, 2:38 PM EDT | Special Weather Statement | MRX | Cherokee | 52 min |
| Jun 3, 3:44 PM EDT | Special Weather Statement | MRX | Cherokee | 46 min |
Nearby
Special Weather Statements in Tennessee, 2021Every special weather statement in 2021
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.