Tennessee hail map — September 4, 2025
NOAA radar detected hail of an inch or more over 4 Tennessee cities on September 4, 2025. The largest stones — 1.75″, golf ball size — fell over Knoxville.
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- Cities hit
- 4
- in Tennessee
- Largest stone
- 1.75″
- golf ball size
- Impact rating
- 6/10
- from stone size
Sizes come from NOAA radar, which runs about ±0.25″ against ground truth. It is canvass-targeting quality, not claim evidence.
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Tennessee cities hit on September 4, 2025
What people on the ground measured in Tennessee on September 4, 2025
12 reports filed with the National Weather Service. These are measured stones, not radar estimates, so they are the closest thing to proof that hail actually reached the ground.
- 1.75″ golf ball size PublicKarns, TN12:35 PM CDTKnox County
Social Media photo of multiple golf ball size hail stones.
- 1.50″ half dollar size Public1 ENE Karns, TN12:35 PM CDTKnox County
- 1.25″ half dollar size Public4 W Pigeon Forge, TN2:20 AM CDTSevier County
- 1.25″ half dollar size Broadcast Media4 W Karns, TN12:30 PM CDTKnox County
Broadcast media report of half dollar size hail off of Solway Road. Similar report in Karns.
- 1.25″ half dollar size Public3 W Bradbury, TN3:35 PM CDTRoane County
- 1.00″ quarter size Public4 NE Cedar Creek, TN12:10 PM CDTGreene County
- 1.00″ quarter size Public2 WSW Karns, TN12:30 PM CDTKnox County
Nickel to quarter-sized hail near Hardin Valley area.
- 1.00″ quarter size Public3 SE Bearden, TN1:07 PM CDTKnox County
Report from mPING: Quarter (1.00 in.).
- 1.00″ quarter size Public1 N Tazewell, TN1:30 PM CDTClaiborne County
- 1.00″ quarter size PublicSevierville, TN1:35 PM CDTSevier County
Social media video of dime to quarter size hail, time estimated based on radar.
- 1.00″ quarter size Public5 NE Farragut, TN1:57 PM CDTKnox County
Report from mPING: Quarter (1.00 in.).
- 1.00″ quarter size Public2 NNW Bradbury, TN3:00 PM CDTRoane County
Showing the 12 largest of 18 hail reports filed that day.
These are verified ground reports, updated every 15 minutes. A report records where the observer was, not the full extent of the swath — treat it as evidence about the storm, not about any one roof.
Other states hit on September 4, 2025
The full US hail map for September 4, 2025 →Other Tennessee hail days
Shopping for a hail app to work Tennessee?
This page is one storm. If you are deciding which tool to work Tennessee with all season, these compare the ones roofers actually buy — with every price taken from the vendor's own site and linked.
- Best hail tracking apps, comparedHailMate, HailTrace, Hail Recon, HailStrike and RadarScope — every published price sourced and linked, and who each one is genuinely right for.
- HailMate vs HailTraceStreet-level NOAA swaths on a map your crew can knock, with the CRM already inside — instead of quote-only meteorologist maps billed on top of one.
- Hail map apps for roofers (and the Hail Recon alternative)Every storm on one map instead of loading dates one at a time — plus the canvassing and the whole claim, monthly, for what one state costs them a year.
- Best canvassing apps, comparedHailMate, SalesRabbit, SPOTIO, Knockio, RoofLink and Badger Maps — every published price sourced and linked, and two of them publish none.
Tennessee hail on September 4, 2025
NOAA radar put hail of an inch or more over 4 Tennessee cities that day. The largest stones — 1.75 inches, golf ball size — were over Knoxville. Every city hit is listed above with its own stone size.