832 FXUS64 KOHX 251123 AFDOHXArea Forecast Discussion National Weather Service Nashville TN 623 AM CDT Thu Sep 25 2025
...New AVIATION...
.KEY MESSAGES... Updated at 616 AM CDT Thu Sep 25 2025
- Medium rain and thunderstorm chances through today. Storms will produce heavy rain with a low chance of localized minor flooding.
- Low rain chances for the eastern third of the area over the weekend. Most of the area will be dry.
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.SHORT TERM... (Tonight through Friday Night) Issued at 1050 PM CDT Wed Sep 24 2025
Showers and storms continue this evening with a focus in the northwest which is in the vicinity of an elongated, weak surface low ahead of the positive-tilted upper trough. The surface front will begin to move into the western portion of the area around dawn and progress eastward through the afternoon hours. Scattered showers and storms will continue to be possible even after the surface front moves through as the upper trough lags behind. The moisture doesn`t look as rich on Thursday compared to Tuesday and Wednesday. PWAT values will be in the 1.4-1.7" range. CAMs do show some pockets of 1- 2" rainfall totals through Thursday evening, but we should be able to handle this without any major flooding issues.
As the trough axis approaches the area, some energy will be cutoff and left behind. Where this happens is still a little uncertain. It will be close enough to the area to continue the low chance of showers for the plateau on Friday. Football games Friday night should not be a washout for those on the plateau as any showers around will decrease after sunset.
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.LONG TERM... (Saturday through next Thursday) Issued at 1050 PM CDT Wed Sep 24 2025
The low rain chances will continue through the weekend as some upper level energy remains in the region. As we move into next week, eyes will be in the Atlantic as two potential tropical systems begin their northern track into the mid latitudes. Some of the moisture from the tropical systems might be bled into our eastern half of the area producing some low rain chances. Otherwise, once we get through Thursday evening, the majority of the area looks like it will be dry through the rest of the forecast. Conditions will be comfortable on Friday and Saturday with lows in the 50s and highs in the mid 70s to low 80s. As we get to Sunday and into next week, temperatures look to be a couple degrees above normal to end September with highs in the upper 70s to mid 80s.
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.AVIATION... (12Z TAFS) Issued at 616 AM CDT Thu Sep 25 2025
Variable conditions are expected through the morning, but mainly MVFR cigs/vsbys for BNA and MQY, and mainly IFR at CKV, SRB, and CSV. Improvement to VFR will occur area-wide by 19Z, but brief impacts from showers and storms will then be possible through the afternoon. A front will pass through the area by this evening and plenty of post-frontal moisture will remain. So, conditions will deteriorate after 00Z as cigs/vsbys drop with areas of stratus and fog.
Winds will be light, mainly southwest today, shifting to northwest as the front passes this afternoon and evening.
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.PRELIMINARY POINT TEMPS/POPS... Nashville 82 63 82 60 / 60 20 10 10 Clarksville 80 59 81 56 / 50 10 10 0 Crossville 74 60 74 57 / 70 30 30 20 Columbia 81 61 80 58 / 60 30 10 10 Cookeville 77 62 76 58 / 60 30 10 10 Jamestown 75 61 74 58 / 70 20 10 20 Lawrenceburg 80 61 78 57 / 60 30 10 10 Murfreesboro 81 63 79 59 / 60 30 10 10 Waverly 78 57 79 55 / 50 20 10 0
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.OHX WATCHES/WARNINGS/ADVISORIES... None. &&
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SHORT TERM...Reagan LONG TERM....Reagan AVIATION.....13
NWS OHX Office Area Forecast Discussion