Isolated thunderstorms developed over portions of Middle Tennessee during the afternoon of September 19, 2025. While these thunderstorms were non-severe, one rogue thunderstorm in Lawrence County produced strong winds that downed a tree.
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Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS OHX wrote it up.
Isolated thunderstorms developed over portions of Middle Tennessee during the afternoon of September 19, 2025. While these thunderstorms were non-severe, one rogue thunderstorm in Lawrence County produced strong winds that downed a tree.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Nashville, TN wrote its last area forecast discussion before the first event at Sep 19, 10:56 AM CST, 2 hours 46 minutes earlier. Its key messages:
Area Forecast Discussion National Weather Service Nashville TN 1156 AM CDT Fri Sep 19 2025 ...New AVIATION... .KEY MESSAGES... Updated at 1136 AM CDT Fri Sep 19 2025 - Above normal temperatures continue, especially daytime highs which will be mostly upper 80s to lower 90s through the weekend. - Isolated storms on Saturday with better chances for scattered rainfall next week with a gradual cool down. && .SHORT TERM... (Rest of today through Saturday) Issued at 1106 AM CDT Fri Sep 19 2025 The upper ridging is beginning to break down with a cluster of showers and storms around the Tennessee/Arkansas border this morning. CAMS have been indicating a couple isolated showers and storms developing west of I-65 this afternoon. Some patchy fog in the valleys east of I-65 will be possible again overnight. The weekend will continue to bring above average temperatures. There will be some more isolated to scattered storms on Saturday especially in the afternoon. && .LONG TERM... (Saturday Night through next Friday) Issued at 1106 AM CDT Fri Sep 19 2025 The storm chances will slightly increase on Sunday as a short wave moves across the Mid Mississippi Valley. The more unsettled pattern will continue into next week as some small disturbances move through the zonal upper flow early in the week. A deeper trough/upper low will eject out of the Mountain West and move into our area late Wednesday or Thursday maintaining the rain chances but also finally knocking temperatures back to values close to normal. && .AVIATION... (18Z TAFS) Issued at 1136 AM CDT Fri Sep 19 2025 VFR conditions are expected to continue at BNA/MQY/CKV. There is a low chance (<15%) one of the terminals is impacted by a storm late this afternoon. For CSV/SRB, there is a low to medium chance fog impacts the terminals after 06z. Winds will continue to be around 5 kts or less for the forecast period. && .PRELIMINARY POINT TEMPS/POPS... Nashville 95 66 94 69 / 10 10 20 20 Clarksville 95 64 94 66 / 20 20 30 20 Crossville 84 60 85 62 / 10 0 20 10 Columbia 93 63 93 66 / 20 10 20 20 Cookeville 87 63 88 65 / 10 0 20 10 Jamestown 85 61 86 64 / 10 0 20 10 Lawrenceburg 92 63 91 64 / 20 10 20 20 Murfreesboro 92 63 93 67 / 10 0 20 20 Waverly 93 64 92 66 / 20 20 20 20 && .OHX WATCHES/WARNINGS/ADVISORIES... None. && SHORT TERM...Reagan LONG TERM....Reagan AVIATION.....Reagan
Special Weather Statement
National Weather Service Nashville TN
101 PM CDT Fri Sep 19 2025
TNZ093-191830-
Wayne TN-
101 PM CDT Fri Sep 19 2025
...A STRONG THUNDERSTORM WILL IMPACT SOUTHERN WAYNE COUNTY THROUGH
130 PM CDT...
At 101 PM CDT, Doppler radar was tracking a strong thunderstorm 7
miles southeast of Collinwood, or 16 miles south of Waynesboro,
moving east at 15 mph.
HAZARD...Wind gusts up to 40 mph and penny size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor hail damage to vegetation is
possible.
Locations impacted include...
Collinwood, Cypress Inn, and Lutts.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3501 8799 3518 8798 3524 8758 3519 8757
3516 8758 3514 8759 3506 8759 3505 8758
3504 8758 3503 8761 3500 8761
TIME...MOT...LOC 1801Z 263DEG 13KT 3509 8768
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH
ClementsSpecial Weather Statement
National Weather Service Nashville TN
140 PM CDT Fri Sep 19 2025
TNZ057-058-060-191915-
Hickman TN-Lewis TN-Maury TN-
140 PM CDT Fri Sep 19 2025
...A STRONG THUNDERSTORM WILL IMPACT NORTHEASTERN LEWIS...WESTERN
MAURY AND SOUTHEASTERN HICKMAN COUNTIES THROUGH 215 PM CDT...
At 140 PM CDT, Doppler radar was tracking a strong thunderstorm 8
miles northeast of Hohenwald, moving east at 20 mph.
HAZARD...Wind gusts up to 40 mph and penny size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor hail damage to vegetation is
possible.
Locations impacted include...
Hohenwald, Mount Pleasant, Williamsport, Gordonsburg, Kimmins, and
Hampshire.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3558 8759 3576 8755 3575 8717 3548 8722
TIME...MOT...LOC 1840Z 279DEG 17KT 3566 8749
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH
ClementsThe Nashville radar (KOHX), 113 km away, was scanning. The volume nearest the first event began at 19:41 UTC.
1 thunderstorm wind. Local standard time, as filed.
Strong thunderstorm winds downed a tree which blocked Eagle Nation Drive and Church Street near Summertown Elementary School in Summertown. Damages are a rough estimate.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Tennessee in 2025Every state in 2025This day in weather historyWarnings in Tennessee, September 2025
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 1288884.