750 FXUS64 KOHX 290349 AFDOHX Area Forecast Discussion National Weather Service Nashville TN 1049 PM CDT Sun Jun 28 2026 ...New SHORT TERM, LONG TERM... .KEY MESSAGES... Updated at 1035 PM CDT Sun Jun 28 2026 - Dangerous heat and humidity will settle in Monday through late this week (and possibly into the weekend). An Extreme Heat Warning is in effect Monday through Thursday for Middle Tennessee west of the Cumberland Plateau. - Look for high temperatures this week in the mid to upper 90s across the warning area, with afternoon heat index values as hot as 110. Overnight lows will also remain uncomfortably warm, only falling into the mid to upper 70s most areas. - Low chances for rain and storms will emerge later in the week. && .SHORT TERM... (Tonight through Tuesday Night) Issued at 1035 PM CDT Sun Jun 28 2026 High pressure has set up both at the surface and aloft, and widespread subsidence will impact Middle Tennessee throughout the upcoming week in the form of excessively high heat and humidity levels. An Extreme Heat Warning is in effect for Middle Tennessee west of the Cumberland Plateau through Thursday, as heat index values will top out at 105 to 110 degrees across a wide swath of the mid state every day. && .LONG TERM... (Wednesday through next Monday) Issued at 1035 PM CDT Sun Jun 28 2026 There will be no appreciable abatement in the heat and humidity throughout the 7-day forecast. Temperatures and heat indices may back off slightly by the weekend, but additional heat advisories may still be needed. Look for mainly low rain and storm chances to develop later this week, owing primarily to instability generated by surface heating. There are slightly better rain and storm chances next weekend, possibly owing to an upper trough passage, but QPF totals from Monday through next Sunday night are below 1/2" for all of Middle Tennessee except for some parts of the Cumberland Plateau. Indeed, the primary focus with this forecast is the heat. No other hazardous weather is anticipated at this time. && .AVIATION... (00Z TAFS) Issued at 613 PM CDT Sun Jun 28 2026 Gusty southerly winds will ease up around sundown, with calm to very light winds overnight. Some fog development is expected for SRB and CSV during the overnight hours, then burning off after sunrise. Light south-southwesterly winds tomorrow at all TAF sites with some mid-level diurnal cu. && .PRELIMINARY POINT TEMPS/POPS... Nashville 76 97 78 98 / 0 0 0 0 Clarksville 75 97 76 97 / 0 0 0 0 Crossville 70 89 72 91 / 20 10 0 10 Columbia 74 97 74 98 / 0 0 0 0 Cookeville 72 91 73 93 / 10 10 0 0 Jamestown 70 90 71 92 / 30 10 0 0 Lawrenceburg 73 94 74 96 / 0 0 0 0 Murfreesboro 74 97 76 98 / 0 0 0 0 Waverly 74 96 74 98 / 0 0 0 0 && .OHX WATCHES/WARNINGS/ADVISORIES... Extreme Heat Warning from 11 AM Monday to 8 PM CDT Thursday for TNZ005>010-023>032-056>064-075-093>095. && $$ SHORT TERM...Rose LONG TERM....Rose AVIATION.....05