Cherokee and Clay Counties Under Dense Fog Advisory Until Tuesday Morning
The National Weather Service (NWS) Morristown, TN, issued a dense fog advisory for Cherokee and Clay counties, effective until 10 a.m. on Tuesday.
Fog Conditions and Visibility
The NWS warns of dense fog with visibility of one quarter of a mile or less. Under these conditions, visibility may quickly fall to nearly zero statute miles.
"Visibility of one quarter of a mile or less in dense fog,” can be expected according to the NWS. “Visibility could quickly drop to almost zero statute miles in these conditions.”
Driving Hazards and Safety Tips
Low visibility from the fog can create hazardous driving conditions.
- Drive slowly and cautiously.
- Use low-beam headlights instead of high beams.
- Maintain a safe distance from vehicles ahead.
- Allow extra time to reach your destination safely.
"Low visibility could make driving conditions hazardous,” explains the NWS. “If driving, slow down, use low-beam headlights, and leave plenty of distance ahead of you. Allow extra time for you to reach your destination.”
Why the Advisory is Issued
A dense fog advisory is placed when widespread dense fog causes visibilities to frequently drop to one-quarter of a mile or less, significantly hindering travel safety.
Travelers are advised to exercise caution on the roads or avoid driving if possible during the advisory period.
Source
The National Weather Service
This advisory was originally issued on November 4, 2025, at 4:45 AM.
Summary: A dense fog advisory is in effect in Cherokee and Clay counties until Tuesday morning, with very low visibility creating hazardous driving conditions and requiring extra caution.