Alert archive / Tennessee / Severe Thunderstorm Warnings in 2020
Severe Thunderstorm Warning 112, NWS Morristown, TN
NWS Morristown, TN issued this severe thunderstorm warning at Jul 20, 2020, 9:15 PM EDT for Anderson County, Knox County, Tennessee. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 20, 2020, 9:15 PM EDT (01:15 UTC)
- Expired
- Jul 20, 2020, 10:00 PM EDT
- In force
- 45 min
- Issued by
- NWS Morristown, TN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Anderson County, TN, Knox County, TN
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jul 20, 8:18 PM EDT, 57 minutes before
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Special Weather Statement
National Weather Service Morristown TN
820 PM EDT Mon Jul 20 2020
TNZ068-069-071-210100-
Loudon TN-Knox TN-NW Blount TN-
820 PM EDT Mon Jul 20 2020
...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN LOUDON...
SOUTHWESTERN KNOX AND NORTHWESTERN BLOUNT COUNTIES UNTIL 900 PM
EDT...
At 819 PM EDT, Doppler radar was tracking a strong thunderstorm near
Lenoir City, moving northeast at 10 mph.
Half inch hail and winds in excess of 40 mph will be possible with
this storm.
Locations impacted include...
Knoxville, Lenoir City, Alcoa, Farragut, Louisville, Friendsville and
Karns.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Torrential rainfall is also possible with this storm, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
&&
LAT...LON 3584 8430 3595 8423 3595 8421 3596 8422
3598 8421 3598 8420 3599 8420 3599 8415
3600 8413 3589 8394 3570 8416
TIME...MOT...LOC 0019Z 213DEG 7KT 3581 8421
TDSpecial weather statement, Jul 20, 8:34 PM EDT, 41 minutes before
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Special Weather Statement National Weather Service Morristown TN 839 PM EDT Mon Jul 20 2020 TNZ016-017-042-044-210130- Sullivan TN-Washington TN-Northwest Greene TN-Hawkins TN- 839 PM EDT Mon Jul 20 2020 ...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN SULLIVAN... NORTHEASTERN HAWKINS...NORTHWESTERN WASHINGTON AND NORTHEASTERN GREENE COUNTIES UNTIL 930 PM EDT... At 838 PM EDT, Doppler radar was tracking a strong thunderstorm 9 miles southwest of Kingsport, moving east at 10 mph. Pea size hail and winds in excess of 30 mph will be possible with this storm. Locations impacted include... Johnson City, Kingsport, Gray, Colonial Heights, Spurgeon, Church Hill, Mount Carmel, Sullivan Gardens, Fall Branch and Warriors Path State Park. PRECAUTIONARY/PREPAREDNESS ACTIONS... Torrential rainfall is also possible with this storm, and may lead to localized flooding. Do not drive your vehicle through flooded roadways. Frequent cloud to ground lightning is occurring with this storm. Lightning can strike 10 miles away from a thunderstorm. Seek a safe shelter inside a building or vehicle. && LAT...LON 3633 8276 3653 8278 3657 8249 3634 8246 TIME...MOT...LOC 0038Z 267DEG 8KT 3643 8268 TD
Special weather statement, Jul 20, 9:02 PM EDT, 13 minutes before
Special Weather Statement
National Weather Service Morristown TN
902 PM EDT Mon Jul 20 2020
TNZ036-069-210145-
Anderson TN-Knox TN-
902 PM EDT Mon Jul 20 2020
...SIGNIFICANT WEATHER ADVISORY FOR WESTERN KNOX AND CENTRAL ANDERSON
COUNTIES UNTIL 945 PM EDT...
At 902 PM EDT, Doppler radar was tracking a strong thunderstorm near
Farragut, or 8 miles east of Oak Ridge, moving north at 15 mph.
Pea size hail and winds in excess of 40 mph will be possible with
this storm.
Locations impacted include...
Knoxville, Oak Ridge, Clinton, Farragut, Norris, Powell and Karns.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Torrential rainfall is also possible with this storm, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
&&
LAT...LON 3589 8425 3590 8427 3618 8425 3618 8423
3622 8423 3616 8392 3585 8406
TIME...MOT...LOC 0102Z 191DEG 13KT 3594 8415
TDSpecial weather statement, Jul 20, 9:06 PM EDT, 9 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 |
|---|---|---|---|---|
| Jul 20, 8:04 PM EDT | Special Weather Statement | MRX | Blount | 41 min |
| Jul 20, 8:18 PM EDT | Special Weather Statement | MRX | Meigs | 42 min |
| Jul 20, 8:20 PM EDT | Special Weather Statement | MRX | Loudon | 40 min |
| Jul 20, 8:34 PM EDT | Special Weather Statement | MRX | Loudon | 26 min |
| Jul 20, 8:39 PM EDT | Special Weather Statement | MRX | Washington | 51 min |
| Jul 20, 9:02 PM EDT | Special Weather Statement | MRX | Anderson | 43 min |
| Jul 20, 9:06 PM EDT | Special Weather Statement | MRX | McMinn | 39 min |
| Jul 20, 9:31 PM EDT | Special Weather Statement | MRX | Johnson | 44 min |
| Jul 20, 9:39 PM EDT | Special Weather Statement | MRX | Monroe, Roane | 51 min |
| Jul 20, 9:52 PM EDT | Areal Flood Advisory | MRX | Loudon, McMinn, Meigs, Monroe, Roane | 93 min |
| Jul 20, 10:30 PM EDT | Special Weather Statement | MRX | Monroe | 45 min |
| Jul 20, 10:48 PM EDT | Areal Flood Advisory | MRX | Monroe | 57 min |
| Jul 20, 11:02 PM EDT | Special Weather Statement | MRX | Knox | 43 min |
| Jul 20, 11:11 PM EDT | Special Weather Statement | MRX | Blount | 49 min |
| Jul 20, 11:58 PM EDT | Special Weather Statement | MRX | Sevier | 32 min |
| Jul 21, 4:25 PM EDT | Special Weather Statement | MRX | Loudon | 50 min |
| Jul 21, 4:27 PM EDT | Special Weather Statement | MRX | Polk | 48 min |
| Jul 21, 4:32 PM EDT | Severe Thunderstorm Warning | MRX | McMinn, Polk | 43 min |
| Jul 21, 4:42 PM EDT | Special Weather Statement | MRX | McMinn | 48 min |
| Jul 21, 4:54 PM EDT | Severe Thunderstorm Warning | MRX | McMinn, Monroe | 51 min |
| Jul 21, 5:18 PM EDT | Special Weather Statement | MRX | Sequatchie | 42 min |
| Jul 21, 7:52 PM EDT | Special Weather Statement | MRX | Morgan | 38 min |
| Jul 21, 11:19 AM EDT | Special Weather Statement | MRX | Cherokee | 41 min |
| Jul 21, 1:47 PM EDT | Special Weather Statement | MRX | Clay | 43 min |
Nearby
Severe Thunderstorm Warnings in Tennessee, 2020Every severe thunderstorm warning in 2020
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.