Tennessee Hail Map & History
Tennessee was hit as recently as 2026-08-22, 23 days ago. NOAA's Storm Prediction Center has logged 393 separate hail days in Tennessee since 2010, across 2,356 individual storm reports. 47 of those days brought hail 2 inches or larger, and the largest stone on record is 4.5 inches on 2010-04-24 near Henderson, Chester.
Tennessee takes damaging hail from spring frontal storms across Nashville, Memphis, and the eastern valleys. Pick a date below to see the NOAA radar swath and reports, or check a specific address.
Colored swath = NOAA MRMS radar-estimated hail size; dots = NOAA SPC reports in Tennessee. Radar-indicated, not a guarantee of damage.
A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Tennessee addresses inside a hail swath above your size threshold into a door-knock list you can export, scoped to your approved markets.
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See call-center options ->Hail history in Tennessee
Tennessee averages 23 reported hail days a year across 17 years of NOAA archive, about 3 of them carrying hail 2″ or larger -- the size that routinely totals roofs. Major metros watched here: Nashville, Memphis, Knoxville, Chattanooga.
When it hails in Tennessee
Tennessee's busiest hail month is May, with 78 of its 393 hail days on record. March through August holds 328 of them, 83% of the record.
| Month | Hail days since 2010 |
|---|---|
| January | 7 |
| February | 16 |
| March | 48 |
| April | 64 |
| May | 78 |
| June | 70 |
| July | 42 |
| August | 26 |
| September | 15 |
| October | 15 |
| November | 4 |
| December | 8 |
Top Tennessee counties by hail frequency
| County | Hail days since 2010 | Largest stone |
|---|---|---|
| Shelby | 51 | 2.00″ |
| Knox | 37 | 2.75″ |
| Williamson | 34 | 3.00″ |
| Rutherford | 33 | 2.50″ |
| Davidson | 32 | 2.50″ |
| Madison | 29 | 2.75″ |
Tennessee hail history by county
50 Tennessee counties have at least 13 NOAA hail days on record since 2010 -- enough archive signal for a page of their own. Ordered by hail days.
Shelby County · Knox County · Williamson County · Rutherford County · Davidson County · Madison County · Blount County · Robertson County · Sumner County · Wilson County · Dickson County · Lawrence County · Greene County · Sevier County · Tipton County · Cumberland County · Coffee County · Henderson County · Sullivan County · Hardin County · McMinn County · Anderson County · Gibson County · Hamilton County · Hickman County · Washington County · Bradley County · Carroll County · Chester County · Putnam County · Fayette County · Bedford County · Hawkins County · Marion County · Maury County · Weakley County · Benton County · Cheatham County · Henry County · McNairy County · Obion County · Campbell County · Cocke County · Loudon County · Monroe County · Montgomery County · Decatur County · Jefferson County · Morgan County · White County
Recent Tennessee hail days
| Date | Max hail | Reports |
|---|---|---|
| 2026-08-22 | 1.50″ | 8 |
| 2026-08-17 | 1.00″ | 1 |
| 2026-07-28 | 1.00″ | 1 |
| 2026-07-11 | 1.00″ | 1 |
| 2026-07-03 | 1.00″ | 2 |
| 2026-07-02 | 1.00″ | 3 |
| 2026-06-29 | 1.00″ | 1 |
| 2026-06-09 | 1.00″ | 1 |
How to read the Tennessee map
The colored swath is NOAA's MRMS radar estimate of the largest hail in each ~1 km cell; the dots are individual SPC ground reports. Yellow is around an inch, red is 1.5 to 2″, and purple is 2″ and up -- see how hail size maps to roof damage. Click any spot on the map to see the hail history at that point, or look up a full street address on the hail history by address tool. Today's nationwide activity is on today's hail report.
Nearby states
Florida · Alabama · Ohio · South Carolina · Indiana · Louisiana
FAQ
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Data & method: NOAA/NWS Storm Prediction Center reports + NOAA MRMS MESH radar, Tennessee only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.