Knoxville

Fog Advisory Issued in Knoxville: Rainy Outlook with Potential for Severe Weather Ahead

AI Assisted Icon
Published on November 24, 2025
Fog Advisory Issued in Knoxville: Rainy Outlook with Potential for Severe Weather AheadSource: Google Street View

The National Weather Service in Knoxville has issued a fog advisory for the early hours of the morning, with visibility reduced to a mere 0.15 miles. As the sun climbs, the mist is expected to lift, paving way for a partly sunny sky with a comfortable high near 66 degrees. Calm winds will persist throughout the day, according to the latest update from the NWS.

However, the weather outlook takes a turn as we head into tonight, with a chance of showers creeping in before the early hours of Tuesday morning. While the wind remains mostly calm, the chance of precipitation stands at 30 percent. 

Looking forward to Tuesday, the forecast promises more action with showers and the potential for thunderstorms after 4 pm. The NWS warns of new rainfall amounts between half and three-quarters of an inch, with a high chance of precipitation. They've flagged a 90 percent chance, so it could be time to buckle down for a wet one. The winds are also picking up, ushering gusts as high as 20 mph to accompany the southwest wind 5 to 10 mph.

Wednesday brings a respite from the deluge, offering a mere 20 percent chance of showers before the afternoon. The day promises to clear up post-precipitation, with mostly sunny skies and highs hovering around 60 degrees—West wind to whistle through at 5 to 15 mph, bringing gusts that might reach 20 mph.

Thanksgiving Day beckons with sunshine and cooler temperatures as the high settles near 46, the west wind blowing steadily at 5 to 10 mph. The evening will cool further to a low around 25, making for a chilly holiday night. As we approach the weekend, the sun remains a steadfast companion for Friday, with daytime highs near 45 degrees.

The NWS has also put out a Hazardous Weather Outlook for the region, highlighting the potential for high winds in the East Tennessee mountains and foothills. These winds could hit speeds of up to 40 mph, starting tonight and continuing into Tuesday night. Furthermore, a Marginal Risk of severe weather is on the radar for Tuesday in the southern areas, reaffirming the need for residents to stay alert and watchful as the situation develops.