The National Weather Service in Knoxville reported early morning fog and mist with relative humidity reaching saturation at 100 percent, paired with a calm wind and a barometric pressure of 29.85 inches. Visibility was limited to four miles, as seen in their last update at 6:35 am EDT today. The day is set to grow hotter, with forecasts predicting sunny skies and an anticipated high of 94 degrees Fahrenheit. The heat index, a measure of how hot it feels when relative humidity is factored in with the actual air temperature, could reach up to 101 degrees.
As the day progresses, a light northeast breeze around 5 mph is expected to arise in the afternoon. The evening will cool down slightly with a low near 72, with the northeast wind persisting at around 5 mph. For Knoxville residents, the sweltering heat will continue into Thursday, with high temperatures around 90 degrees and the heat index values climbing as high as 96. Thursday night will bring in some clouds and a low of about 73, with the north wind calming to around 5 mph.
Looking ahead to the weekend, the weather is predicted to take a slightly cooler turn. Friday introduces a 20 percent chance of showers and thunderstorms post 2 pm, however, the majority of the day will remain sunny with highs around 87 degrees. The night will see the temperatures dipping to a more moderate 66 degrees. The forecast extends into a pleasant weekend with sunny skies. A high near 86 on Saturday, followed again by a mostly clear night with the temperature dropping to 63.
Sunday is expected to continue the trend, boasting sunny weather and a high of 85 degrees. As the nighttime approaches, the low is estimated to hover around 62. Monday will mirror the weekend's climate, sunny and reaching a high of 86 degrees. Come Tuesday, the pattern breaks with a 20 percent chance of showers and thunderstorms, though the day largely remains sunny with highs around 87 degrees, according to the detailed forecast by the National Weather Service.
