Hazardous Weather Outlook: Hot temperatures will build into the Tennessee Valley this week, especially Wednesday through Friday. Heat index values are expected to be between 100 and 105 in parts of the Southern and Central Valley and Sequatchie Valley each day. On Thursday through Friday, heat index values may exceed 105 in some locations of the Southern Valley.

Wednesday: Sunny, with a high near 89. East northeast wind around 5 mph.

Wednesday Night: Partly cloudy, with a low around 69. Calm wind becoming south southwest around 5 mph after midnight.

Thursday: Mostly sunny, with a high near 90. West wind 5 to 10 mph.

Thursday Night: Mostly clear, with a low around 70. Southwest wind around 5 mph.

Friday: Sunny, with a high near 91. West wind 5 to 10 mph.

Friday Night: Partly cloudy, with a low around 70. West southwest wind around 5 mph.

Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. West wind 5 to 10 mph.

Saturday Night: Partly cloudy, with a low around 65. North northeast wind 5 to 10 mph.

Sunday: Mostly sunny, with a high near 83.

Sunday Night: Partly cloudy, with a low around 62.

Source: National Weather Service Weather Forecast Offices in Nashville and Morristown.

Forecaster Johnny Caudle has the latest weather forecast every hour on 105.7 The Hog, 94.1 The Vibe, Spirit 101.9, 98.9 The Wolf, and 93.3 The Ranch. Connect with Forecaster Johnny Caudle on social media. Follow him on Facebook, Twitter, Instagram and Threads. Send email to [email protected].