180 FXUS64 KOHX 151129 AFDOHXArea Forecast Discussion National Weather Service Nashville TN 629 AM CDT Mon Sep 15 2025
...New AVIATION...
.KEY MESSAGES... Updated at 620 AM CDT Mon Sep 15 2025
- Low chance for showers and t-storms tonight (~20%), best chances are west of I-65.
- Afternoon highs remain a few degrees above normal through most of the upcoming work week.
- Low to medium rain chances (20-40%) Friday through Sunday, with a decreasing trend in temperatures for the weekend.
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.SHORT TERM... (Tonight through Tuesday Night) Issued at 1045 PM CDT Sun Sep 14 2025
A weak disturbance remains situated to our northwest (near the Missouri Bootheel) which is associated with a cluster of thunderstorms across western TN and western KY. An odd upper-level configuration with a ridge to our north and a cutoff low to our southeast is resulting in northerly flow, so this activity is moving north to south. Continued isolated showers or thunderstorms is possible west of I-65 overnight with the strongest producing ~40 mph winds and small hail.
An isolated shower or thunderstorm is also possible Monday afternoon, though it appears best activity is being signaled across the mountains of eastern TN as the cutoff low to our southeast begins to move north, with a separate area of convection near the Mississippi River thanks to better moisture. Thus, overall chances for Middle TN is only ~10%. High temperatures for Monday and Tuesday are forecast to remain 5-8 degrees above normal.
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.LONG TERM... (Wednesday through next Monday) Issued at 1045 PM CDT Sun Sep 14 2025
Much of the upcoming work week should remain fairly quiet weather-wise with a continuation of relatively warm and dry conditions each day. Temperatures are forecast to remain above normal through Friday. We continue to see a favored signal for decreasing temperatures and increasing rain chances toward the end of the forecast period thanks to an approaching upper-level low.
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.AVIATION... (12Z TAFS) Issued at 620 AM CDT Mon Sep 15 2025
Showers continue to travel north to south from I-40 through Perry and Wayne Counties. These continue to be non severe and will stay away from area terminals today. Otherwise VFR conditions expected for the most part...expect for some light fog along the plateau for CSV for SRB for the next couple of hours.
It seems like the SRB visibility sensor is having issues/could very well be spiders/ and is reporting very low visibilities so will continue with the AMD NOT SKED. Once the sun comes up and if this issue goes away will remove this line. However it will most likely need to come back again overnight until the visibility sensor can be cleaned and maintained. There could be light fog again overnight for CSV and SRB with 6SM after 06Z.
Winds will be southerly and light 5 kts or less.
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.PRELIMINARY POINT TEMPS/POPS... Nashville 92 68 91 64 / 10 10 10 0 Clarksville 93 65 92 61 / 10 10 0 0 Crossville 83 60 79 57 / 10 10 10 0 Columbia 90 65 90 64 / 30 10 0 10 Cookeville 86 63 83 60 / 10 10 10 0 Jamestown 84 62 81 57 / 10 10 10 10 Lawrenceburg 88 64 87 61 / 20 10 10 10 Murfreesboro 91 65 90 63 / 10 10 20 0 Waverly 91 65 91 63 / 10 10 10 0
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.OHX WATCHES/WARNINGS/ADVISORIES... None. &&
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SHORT TERM...Sizemore LONG TERM....Sizemore AVIATION.....12
NWS OHX Office Area Forecast Discussion