Alert archive / Tennessee / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 13, NWS Morristown, TN
NWS Morristown, TN issued this severe thunderstorm warning at Mar 1, 2017, 12:11 PM CST for Bledsoe County, Rhea County, Tennessee. It was in force for 29 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
- Mar 1, 2017, 12:11 PM CST (18:11 UTC)
- Expired
- Mar 1, 2017, 12:40 PM CST
- In force
- 29 min
- Issued by
- NWS Morristown, TN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Bledsoe County, TN, Rhea County, TN
The radar
The Northeast Alabama radar (KHTX), 137 km from the middle of the area, began a volume at 18:12 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 1, 11:48 AM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 6.2 hours before the alert went out and 156 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
- 694 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 842 m above ground
- 0-6 km bulk shear
- 82 kt
- 0-1 km storm-relative helicity
- 361 m²/s²
- 0-3 km storm-relative helicity
- 344 m²/s²
- Significant tornado parameter
- 1.6
- Supercell composite
- 9.1
The text
As transmitted.
483
WUUS54 KMRX 011811
SVRMRX
TNC007-143-011915-
/O.NEW.KMRX.SV.W.0013.170301T1811Z-170301T1915Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Morristown TN
111 PM EST WED MAR 1 2017
The National Weather Service in Morristown has issued a
* Severe Thunderstorm Warning for...
Northern Rhea County in eastern Tennessee...
Northern Bledsoe County in eastern Tennessee...
* Until 215 PM EST/115 PM CST/
* At 110 PM EST/1210 PM CST/, a severe thunderstorm was located near
Pikeville, moving east at 40 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Pikeville, Spring City, Piney Falls S.p., Stinging Fork Falls S.p.,
Fall Creek Falls State Park, Grandview, Melvine and Mount Crest.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
A tornado watch remains in effect until 700 PM EST/600 PM CST/ for
eastern Tennessee.
LAT...LON 3572 8526 3576 8527 3577 8525 3576 8507
3577 8504 3575 8503 3576 8492 3583 8479
3581 8479 3579 8474 3576 8476 3575 8473
3573 8471 3569 8473 3568 8475 3570 8477
3568 8478 3562 8478 3558 8541
TIME...MOT...LOC 1810Z 265DEG 33KT 3567 8527
HAIL...1.00IN
WIND...60MPH
$$
mjb2 follow-up statements
356
WWUS54 KMRX 011830
SVSMRX
Severe Weather Statement
National Weather Service Morristown TN
130 PM EST WED MAR 1 2017
TNC007-143-011915-
/O.CON.KMRX.SV.W.0013.000000T0000Z-170301T1915Z/
Rhea TN-Bledsoe TN-
130 PM EST WED MAR 1 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM
EST/115 PM CST/ FOR NORTHERN RHEA AND NORTHERN BLEDSOE COUNTIES...
At 130 PM EST/1230 PM CST/, a severe thunderstorm was located 10
miles northwest of Spring City, or 13 miles northeast of Pikeville,
moving east at 40 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Pikeville, Spring City, Piney Falls S.p., Stinging Fork Falls S.p.,
Fall Creek Falls State Park, Grandview, Melvine and Mount Crest.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
A tornado watch remains in effect until 700 PM EST/600 PM CST/ for
eastern Tennessee.
LAT...LON 3572 8526 3576 8527 3577 8525 3576 8507
3577 8504 3575 8503 3576 8492 3583 8479
3581 8479 3579 8474 3576 8476 3575 8473
3573 8471 3569 8473 3568 8475 3570 8477
3568 8478 3562 8478 3558 8541
TIME...MOT...LOC 1830Z 257DEG 34KT 3575 8504
HAIL...1.00IN
WIND...60MPH
$$
mjb219
WWUS54 KMRX 011840
SVSMRX
Severe Weather Statement
National Weather Service Morristown TN
140 PM EST WED MAR 1 2017
TNC007-143-011850-
/O.CAN.KMRX.SV.W.0013.000000T0000Z-170301T1915Z/
Rhea TN-Bledsoe TN-
140 PM EST WED MAR 1 2017
...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN RHEA AND NORTHERN
BLEDSOE COUNTIES IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning has
been cancelled.
A tornado watch remains in effect until 700 PM EST/600 PM CST/ for
eastern Tennessee.
LAT...LON 3572 8526 3576 8527 3577 8525 3576 8507
3577 8504 3575 8503 3576 8492 3583 8479
3581 8479 3579 8474 3576 8476 3575 8473
3573 8471 3569 8473 3568 8475 3570 8477
3568 8478 3562 8478 3558 8541
TIME...MOT...LOC 1830Z 265DEG 33KT 3576 8492
$$
mjbThe office that day
Everything else NWS Morristown, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 1, 8:37 AM CST | Severe Thunderstorm Warning | MRX | Anderson, Campbell, Morgan, Roane, Scott | 53 min |
| Mar 1, 9:30 AM CST | Severe Thunderstorm Warning | MRX | Anderson, Campbell, Claiborne, Grainger, Knox, Roane and 1 more | 45 min |
| Mar 1, 10:06 AM CST | Severe Thunderstorm Warning | MRX | Campbell, Claiborne, Hancock, Hawkins | 54 min |
| Mar 1, 10:10 AM CST | Severe Thunderstorm Warning | MRX | Hancock, Hawkins, Sullivan | 65 min |
| Mar 1, 10:15 AM CST | Special Weather Statement | MRX | Anderson, Grainger, Jefferson, Knox | 60 min |
| Mar 1, 10:43 AM CST | Special Weather Statement | MRX | Grainger, Union | 62 min |
| Mar 1, 11:00 AM CST | Areal Flood Advisory | MRX | Campbell, Claiborne | 3 hr |
| Mar 1, 11:14 AM CST | Special Weather Statement | MRX | Sullivan, Washington | 46 min |
| Mar 1, 11:21 AM CST | Severe Thunderstorm Warning | MRX | Johnson, Sullivan | 24 min |
| Mar 1, 11:28 AM CST | Special Weather Statement | MRX | Sullivan, Washington | 62 min |
| Mar 1, 11:52 AM CST | Special Weather Statement | MRX | Bledsoe, Rhea | 38 min |
| Mar 1, 11:58 AM CST | Special Weather Statement | MRX | Carter, Johnson, Sullivan, Washington | 62 min |
| Mar 1, 12:04 PM CST | Special Weather Statement | MRX | Greene, Hamblen, Jefferson | 56 min |
| Mar 1, 12:06 PM CST | Severe Thunderstorm Warning | MRX | Carter, Johnson, Sullivan, Washington | 54 min |
| Mar 1, 12:22 PM CST | Areal Flood Advisory | MRX | Anderson, Morgan, Roane | 3 hr |
| Mar 1, 12:23 PM CST | Severe Thunderstorm Warning | MRX | Anderson, Blount, Knox, Loudon, Roane | 52 min |
| Mar 1, 12:35 PM CST | Flash Flood Warning | MRX | Anderson, Knox, Loudon, Roane | 3 hr |
| Mar 1, 12:51 PM CST | Areal Flood Advisory | MRX | Bledsoe, Rhea | 3 hr |
| Mar 1, 12:58 PM CST | Severe Thunderstorm Warning | MRX | Bledsoe, Hamilton, Marion, Meigs, Rhea, Sequatchie | 62 min |
| Mar 1, 1:06 PM CST | Flash Flood Warning | MRX | Anderson, Grainger, Knox, Union | 3 hr |
| Mar 1, 1:07 PM CST | Special Weather Statement | MRX | Cocke, Hamblen, Jefferson, Knox, Sevier | 53 min |
| Mar 1, 1:22 PM CST | Areal Flood Advisory | MRX | Cocke, Grainger, Hamblen, Jefferson, Sevier | 3 hr |
| Mar 1, 1:28 PM CST | Areal Flood Advisory | MRX | Greene, Hawkins | 3 hr |
| Mar 1, 1:29 PM CST | Special Weather Statement | MRX | Carter, Greene, Unicoi, Washington | 46 min |
| Mar 1, 1:30 PM CST | Severe Thunderstorm Warning | MRX | Marion | 45 min |
| Mar 1, 1:59 PM CST | Special Weather Statement | MRX | Hamilton, McMinn, Meigs, Rhea | 61 min |
| Mar 1, 2:00 PM CST | Flash Flood Warning | MRX | Grainger, Hamblen, Jefferson | 3 hr |
| Mar 1, 2:02 PM CST | Severe Thunderstorm Warning | MRX | Hamilton, Marion | 58 min |
| Mar 1, 2:03 PM CST | Special Weather Statement | MRX | Blount, Cocke, Jefferson, Loudon, Sevier | 57 min |
| Mar 1, 2:20 PM CST | Severe Thunderstorm Warning | MRX | Blount, Knox, Sevier | 30 min |
| Mar 1, 2:30 PM CST | Areal Flood Advisory | MRX | Blount, Knox | 3 hr |
| Mar 1, 2:30 PM CST | Special Weather Statement | MRX | McMinn, Monroe | 60 min |
| Mar 1, 2:35 PM CST | Severe Thunderstorm Warning | MRX | Bradley, Hamilton, McMinn, Meigs, Monroe, Polk | 55 min |
| Mar 1, 2:59 PM CST | Special Weather Statement | MRX | Carter, Cocke, Greene, Monroe, Sevier, Unicoi | 46 min |
| Mar 1, 3:03 PM CST | Areal Flood Advisory | MRX | Hawkins, Sullivan, Washington | 117 min |
| Mar 1, 3:10 PM CST | Severe Thunderstorm Warning | MRX | Blount, Monroe | 18 min |
| Mar 1, 3:27 PM CST | Severe Thunderstorm Warning | MRX | Polk | 18 min |
| Mar 1, 3:31 PM CST | Areal Flood Advisory | MRX | Cocke, Greene, Jefferson | 3 hr |
| Mar 1, 3:46 PM CST | Flash Flood Warning | MRX | Blount, Jefferson, Knox, Loudon, Sevier | 3 hr |
Nearby
Severe Thunderstorm Warnings in Tennessee, 2017Every severe thunderstorm warning in 2017
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.