Scattered showers and thunderstorms developed across Middle Tennessee during the late morning and early afternoon July 13th. One isolated damaging wind report was received.
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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.
Scattered showers and thunderstorms developed across Middle Tennessee during the late morning and early afternoon July 13th. One isolated damaging wind report was received.
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 Jul 13, 9:21 AM CST, 1 hour 58 minutes earlier.
Area Forecast Discussion National Weather Service Nashville TN 1021 AM CDT Tue Jul 13 2021 .UPDATE... FOR MORNING DISCUSSION. && .DISCUSSION... Upper trough out west incoming for the afternoon, and deeper moisture continues to stream up ahead. Again expect to showers/ storms become more numerous well into the early evening. Only made some small changes to pops and lowered temps a few locations for the afternoon. && .AVIATION... 12Z TAF DISCUSSION. Other than some isolated light shower activity, some patchy light fog will be possible until 14z near/at the CSV site. Otherwise, big upper trough axis will be on approach this afternoon across the taf areas. As a result, look for appreciable shower and thunderstorm development again today. The most widespread activity will occur during the afternoon hours. After 00Z, we should see convection decreasing in coverage. && .OHX WATCHES/WARNINGS/ADVISORIES... NONE. && DISCUSSION......07 AVIATION........21
Hazardous Weather Outlook National Weather Service Nashville TN 435 AM CDT Tue Jul 13 2021 TNZ005>011-023>034-056>066-075-077>080-093>095-140945- Stewart-Montgomery-Robertson-Sumner-Macon-Clay-Pickett-Houston- Humphreys-Dickson-Cheatham-Davidson-Wilson-Trousdale-Smith-Jackson- Putnam-Overton-Fentress-Perry-Hickman-Lewis-Williamson-Maury- Marshall-Rutherford-Cannon-De Kalb-White-Cumberland-Bedford-Coffee- Warren-Grundy-Van Buren-Wayne-Lawrence-Giles- 435 AM CDT Tue Jul 13 2021 This Hazardous Weather Outlook is for Middle Tennessee. .DAY ONE...Today and tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. 55
The Nashville radar (KOHX), 50 km away, was scanning. The volume nearest the first event began at 17:19 UTC.
1 thunderstorm wind. Local standard time, as filed.
Several large trees were blown down on a farm on Trammel Creek Road south of Hawkins Road. Radar data indicated brief, weak rotation and a possible weak TDS in this area, but radar and damage photos were too uncertain to determine if this was a brief tornado.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Tennessee in 2021Every state in 2021This day in weather historyWarnings in Tennessee, July 2021
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: 976239.