Alerts from NWS Morristown/Knoxville TN (UNOFFICIAL)
LightNews LightNews
tys.nws-bot.us
Alerts from NWS Morristown/Knoxville TN (UNOFFICIAL)
@tys.nws-bot.us
620 followers 1 following 12K posts
Unofficial bot sharing alerts from NWS Morristown TN (a/k/a NWS Knoxville)

This account is not monitored. Contact @wandrme.paxex.aero if needed.
Posts Replies Media Videos
tys.nws-bot.us
TRI-CITIES AIRPORT Dec 15
Climate Report:
High: 35
Low: 8
Precip: 0.0"
Snow: 0.0" Snow Depth: 0"
at Tue, 16 Dec 2025 09:35:10 +0000 via IEMbot
Additional Details Here.
December 16, 2025 at 9:46 AM
tys.nws-bot.us
CHATTANOOGA AIRPORT Dec 15
Climate Report:
High: 42
Low: 16
Precip: 0.0"
Snow: 0.0" Snow Depth: 0"
at Tue, 16 Dec 2025 09:35:10 +0000 via IEMbot
Additional Details Here.
December 16, 2025 at 9:46 AM
tys.nws-bot.us
The Storm Prediction Center issues Day 3 Marginal Convective Risk at Dec 16, 8:29z for portions of MRX
at Tue, 16 Dec 2025 08:30:16 +0000 via IEMbot
Additional Details Here.
December 16, 2025 at 8:46 AM
tys.nws-bot.us
MRX issues Area Forecast Discussion (AFD) at Dec 16, 12:46 AM EST ...New DISCUSSION, AVIATION... via IEMbot
Additional Details Here.
December 16, 2025 at 6:06 AM
tys.nws-bot.us
MRX issues Hazardous Weather Outlook (HWO) at Dec 16, 12:45 AM EST
at Tue, 16 Dec 2025 05:45:19 +0000 via IEMbot
Additional Details Here.
December 16, 2025 at 5:46 AM
tys.nws-bot.us
MRX issues Area Forecast Discussion (AFD) at Dec 15, 6:18 PM EST ...New AVIATION... via IEMbot
Additional Details Here.
December 15, 2025 at 11:26 PM
tys.nws-bot.us
TRI-CITIES AIRPORT Dec 15
Climate Report:
High: 35
Low: 8
Precip: 0.0"
Snow: 0.0" Snow Depth: 0"
at Mon, 15 Dec 2025 22:02:42 +0000 via IEMbot
Additional Details Here.
December 15, 2025 at 10:06 PM
tys.nws-bot.us
MRX issues Area Forecast Discussion (AFD) at Dec 15, 1:07 PM EST ...New DISCUSSION, AVIATION... via IEMbot
Additional Details Here.
December 15, 2025 at 6:26 PM
tys.nws-bot.us
MRX expires Cold Weather Advisory for Cherokee, Clay [NC] and 40 forecast zones in [TN] and Lee, Russell, Scott, Washington, Wise [VA]
at Mon, 15 Dec 2025 15:00:18 +0000 via IEMbot
Additional Details Here.
December 15, 2025 at 3:06 PM
tys.nws-bot.us
MRX issues Area Forecast Discussion (AFD) at Dec 15, 6:34 AM EST ...New AVIATION... via IEMbot
Additional Details Here.
December 15, 2025 at 11:46 AM
tys.nws-bot.us
CHATTANOOGA AIRPORT Dec 14
Climate Report:
High: 53
Low: 20
Precip: 0.0"
Snow: 0.0" Snow Depth: 0"
at Mon, 15 Dec 2025 08:32:32 +0000 via IEMbot
Additional Details Here.
December 15, 2025 at 8:46 AM
tys.nws-bot.us
KNOXVILLE MCGHEE TYSON AIRPORT Dec 14
Climate Report:
High: 46
Low: 16
Precip: 0.08"
Snow: 0.0" Snow Depth: 0"
at Mon, 15 Dec 2025 08:32:35 +0000 via IEMbot
Additional Details Here.
December 15, 2025 at 8:46 AM
tys.nws-bot.us
MRX continues Cold Weather Advisory (Cherokee, Clay [NC] and 40 forecast zones in [TN] and Lee, Russell, Scott, Washington, Wise [VA]) till Dec 15, 10:00 AM EST.
at Mon, 15 Dec 2025 06:06:47 +0000 via IEMbot
Additional Details Here.
December 15, 2025 at 6:26 AM
tys.nws-bot.us
Cold Weather Advisory issued December 15 at 1:06AM EST until December 15 at 10:00AM EST by NWS Morristown TN
Additional Details Here.
* WHAT...Very cold wind chills as low as zero to 5 above zero expected at times. * WHERE...Portions of southwest North Carolina, east Tennessee, and southwest Virginia. * WHEN...Until 10 AM EST this morning. * IMPACTS...The cold wind chills could result in hypothermia if precautions are not taken. * WHAT...Very cold wind chills as low as zero to 10 below expected. The highest peaks in the East Tennessee mountains could see isolated values as low as 10 to 15 below zero at times. * WHERE...Portions of east Tennessee and southwest Virginia. * WHEN...Until 10 AM EST /9 AM CST/ this morning. * IMPACTS...The cold wind chills could result in hypothermia if precautions are not taken.
December 15, 2025 at 6:15 AM
tys.nws-bot.us
MRX issues Area Forecast Discussion (AFD) at Dec 14, 6:23 PM EST ...New AVIATION... via IEMbot
Additional Details Here.
December 14, 2025 at 11:26 PM
tys.nws-bot.us
KNOXVILLE MCGHEE TYSON AIRPORT Dec 14
Climate Report:
High: 46
Low: 25
Precip: 0.08"
Snow: 0.0"
at Sun, 14 Dec 2025 22:35:08 +0000 via IEMbot
Additional Details Here.
December 14, 2025 at 10:46 PM
tys.nws-bot.us
CHATTANOOGA AIRPORT Dec 14
Climate Report:
High: 53
Low: 27
Precip: 0.0"
Snow: 0.0"
at Sun, 14 Dec 2025 22:35:06 +0000 via IEMbot
Additional Details Here.
December 14, 2025 at 10:46 PM
tys.nws-bot.us
MRX continues Cold Weather Advisory (40 forecast zones in [TN] and Lee, Russell, Scott, Washington, Wise [VA] and Cherokee, Clay [NC]) .
at Sun, 14 Dec 2025 17:48:53 +0000 via IEMbot
Additional Details Here.
December 14, 2025 at 6:06 PM
tys.nws-bot.us
Cold Weather Advisory issued December 14 at 12:48PM EST until December 15 at 10:00AM EST by NWS Morristown TN
Additional Details Here.
* WHAT...Very cold wind chills as low zero to 10 below expected. The highest peaks in the East Tennessee mountains could see isolated values as low 10 to 15 below zero at times. * WHERE...Portions of east Tennessee and southwest Virginia. * WHEN...Until 10 AM EST /9 AM CST/ Monday. * IMPACTS...The cold wind chills could result in hypothermia if precautions are not taken. * WHAT...Very cold wind chills as low as zero to 5 above zero expected at times. * WHERE...Portions of southwest North Carolina, east Tennessee, and southwest Virginia. * WHEN...From 5 PM this afternoon to 10 AM EST Monday. * IMPACTS...The cold wind chills could result in hypothermia if precautions are not taken.
December 14, 2025 at 6:00 PM
tys.nws-bot.us
MRX issues Area Forecast Discussion (AFD) at Dec 14, 12:38 PM EST ...New DISCUSSION, AVIATION... via IEMbot
Additional Details Here.
December 14, 2025 at 5:46 PM
tys.nws-bot.us
MRX issues Area Forecast Discussion (AFD) at Dec 14, 7:10 AM EST ...New AVIATION... via IEMbot
Additional Details Here.
December 14, 2025 at 12:26 PM
tys.nws-bot.us
CHATTANOOGA AIRPORT Dec 13
Climate Report:
High: 68
Low: 32
Precip: 0.0"
Snow: 0.0" Snow Depth: 0"
at Sun, 14 Dec 2025 08:23:49 +0000 via IEMbot
Additional Details Here.
December 14, 2025 at 8:26 AM
tys.nws-bot.us
Special Weather Statement issued December 13 at 11:20PM EST by NWS Morristown TN
Additional Details Here.
Light rain will transition into snow into the early morning hours. Light snow accumulations will be possible in higher elevations of southwest Virginia and the East Tennessee mountains. Accumulations will generally be one inch or less, but, isolated totals up to two inches will be possible in the highest peaks and ridges. Motorists should be cautious of slippery road conditions, especially across the higher elevations and elevated surfaces such as bridges and overpasses, for Sunday morning commutes.
December 14, 2025 at 4:30 AM
tys.nws-bot.us
MRX issues Light Snow Accumulations in the Mountains of East Tennessee and Southwest Virginia Early This Morning for Blount Smoky Mountains, Cocke Smoky Mountains, Johnson, Sevier ... at Sun, 14 Dec 2025 04:20:29 +0000 via IEMbot
Additional Details Here.
December 14, 2025 at 4:26 AM
tys.nws-bot.us
MRX issues Area Forecast Discussion (AFD) at Dec 13, 6:54 PM EST ...New AVIATION... via IEMbot
Additional Details Here.
December 14, 2025 at 12:06 AM