Data current as of 2026-10-16 · Sourced from NOAA Storm Events
Over the past five years, the National Oceanic and Atmospheric Administration has recorded 27 hail storms within 25 miles of Morristown, TN. Of those, 25 produced hail at least quarter-size — the threshold most insurance carriers consider potentially damaging to asphalt shingles. The largest reported hail in this window was egg-sized, which can fracture shingle mat and dent metal flashing on contact. 2025 was the most active year on record locally, with 11 documented hail events.
Check Hail History for a Specific Address in Morristown| Severity | Count | What it means for roofs |
|---|---|---|
| Destructive | 1 event | Egg-size, expect mat fractures and gutter damage |
| Severe | 4 events | Ping pong-size, granule loss and bruising common |
| Significant | 20 events | Quarter-size, the standard insurance damage threshold |
| Moderate | 2 events | Marble-size, possible cosmetic damage |
| Year | Reported Hail Events Within 25 mi |
|---|---|
| 2026 | 3 events |
| 2025 | 11 events |
| 2024 | 5 events |
| 2023 | 1 event |
| 2022 | 7 events |
2025 was the busiest hail year on record locally for Morristown, with 11 documented events inside the 25-mile radius. Storm activity in Morristown typically peaks in spring and early summer, when the jet stream pushes Gulf moisture into the area and supercell thunderstorms become more frequent.
| Date | Location | Severity | Size | NOAA Comments |
|---|---|---|---|---|
| 2026-07-28 | 4 ESE Thorn Hill, TN | Significant | 1.00" | Quarter sized hail reported near Thorn Hill with secondhand reports of wind damage from neighbors. Time estimated radar. |
| 2026-03-21 | Washburn, TN | Significant | 1.00" | — |
| 2026-03-21 | WASHBURN, TN | Significant | 1.00" | — |
| 2025-10-21 | HENRY XRDS, TN | Moderate | 0.88" | — |
| 2025-10-21 | DANDRIDGE, TN | Moderate | 0.75" | — |
| 2025-09-04 | MURPHY MILL, TN | Significant | 1.00" | — |
| 2025-05-17 | DEEP SPGS, TN | Significant | 1.25" | — |
| 2025-05-17 | FRENCH BROAD, TN | Significant | 1.00" | — |
| 2025-05-02 | GREENEVILLE, TN | Significant | 1.00" | — |
| 2025-02-06 | BEECH SPGS, TN | Severe | 1.75" | — |
| 2025-02-06 | PLEASANT GROVE, TN | Significant | 1.00" | — |
| 2025-02-06 | CHESTNUT HILL, TN | Significant | 1.00" | — |
| 2025-02-06 | NEWPORT, TN | Severe | 1.75" | — |
| 2025-02-06 | THORN HILL, TN | Significant | 1.25" | — |
| 2024-05-26 | JEFFERSON ESTATES, TN | Significant | 1.00" | — |
| 2024-05-08 | RUTLEDGE, TN | Destructive | 2.50" | Several reports of tennis ball sized hail from both broadcast media and public reports were received. Significant damage was inflicted in Grainger County, with farmers reporting their tomato greenhouses were significantly damaged by the hail. |
| 2024-05-08 | BEAN STATION, TN | Severe | 1.50" | — |
| 2024-05-08 | MORRISTOWN, TN | Significant | 1.00" | — |
| 2024-05-08 | MOSHEIM, TN | Severe | 1.50" | — |
| 2023-04-14 | NORTHPORT, TN | Significant | 1.00" | — |
NOAA has recorded 123 high-wind events within 25 miles of Morristown, TN in the past five years. Of those, 123 reached severe-thunderstorm thresholds (58+ mph). The highest measured gust was 90 mph.
| Severity | Count |
|---|---|
| Severe | 12 events |
| Significant | 111 events |
| Date | Location | Gust (mph) | Severity | NOAA Comments |
|---|---|---|---|---|
| 2026-03-16 | CLEVENGER, TN | 60 | Significant | A few trees were felled by severe thunderstorm wind gusts. |
| 2026-02-20 | ALPHA, TN | 60 | Significant | An old barn was blown down by powerful thunderstorm wind gusts. |
| 2025-12-19 | JEFFERSON CITY, TN | 60 | Significant | Over 30 calls were placed to county 911 over tree damage or powerline damage from severe thunderstorm wind gusts. |
| 2025-12-19 | MIDWAY, TN | 60 | Significant | Several trees were blown down by severe thunderstorm wind gusts on Potter Town Road near the Walmart Distribution Center. |
| 2025-12-18 | ALPHA, TN | 49 | Significant | Security fencing blown down by strong thunderstorm wind gusts at the Avenue Church in Morristown. |
| 2025-12-18 | JEFFERSON CITY, TN | 60 | Significant | Sign covers over Food City and Regions Bank signs in Jefferson City were partially ripped off by severe thunderstorm wind gusts. |
| 2025-09-04 | CAVE SPG, TN | 60 | Significant | Several trees blown down along Cedar Fork Road east of Tazewell by severe thunderstorm winds. |
| 2025-09-04 | RUSSELLVILLE, TN | 60 | Significant | Multiple trees blown down across Cedar Creek Rd by powerful thunderstorm wind gusts. |
| 2025-09-04 | MOORESBURG, TN | 60 | Significant | Several trees were blown down around Mooresburg by severe thunderstorm winds. |
| 2025-06-24 | DENTON, TN | 60 | Significant | A couple dozen trees were felled across the county by powerful thunderstorm wind gusts. |
| 2025-06-13 | DANDRIDGE, TN | 60 | Significant | Several trees were blown down by severe thunderstorm wind gusts. |
| 2025-06-13 | JEFFERSON CITY, TN | 60 | Significant | Several trees were blown down by severe thunderstorm wind gusts. |
| 2025-06-06 | SPEAR SPGS, TN | 60 | Significant | Numerous trees were felled by severe thunderstorm wind gusts, with a high concentration of reports in and near Rogersville. |
| 2025-06-06 | NEW LINE, TN | 60 | Significant | Trees and powerlines blown down by severe thunderstorm wind gusts during a wet microburst on the west side of Morristown. |
| 2025-05-20 | KODAK, TN | 60 | Significant | Several trees were blown down by severe thunderstorm wind gusts. |
| 2025-05-20 | ROE, TN | 70 | Severe | Numerous trees were blown down by severe thunderstorm winds along Pinebrook Road south of Highway 160. |
| 2025-05-20 | MOHAWK, TN | 60 | Significant | A couple of trees were blown down onto powerlines by powerful thunderstorm wind gusts. |
| 2025-05-20 | HULL MILL, TN | 60 | Significant | Several trees blown down on Blue Springs Road by severe thunderstorm winds. |
| 2025-05-17 | PLEASANT GROVE, TN | 70 | Severe | Numerous trees were blown down by severe thunderstorm wind gusts. |
| 2025-05-17 | JOPPA, TN | 60 | Significant | Several trees blown down by powerful thunderstorm wind gusts. |
The most recent quarter-size-or-larger hail storm recorded by NOAA within 25 miles of Morristown was on July 28, 2026. HailCheck refreshes from the NOAA Storm Events database daily, so newer events appear here as they are reported.
Morristown averages roughly 5 reported hail events per year within a 25-mile radius. Significant storms (quarter-size or larger) account for 25 of the 27 events recorded over the last five years.
The largest documented hail near Morristown in the last five years was egg-sized. Most Morristown-area hail falls in the marble-to-quarter range, with destructive storms (egg-size or larger) appearing roughly once every few years.
Most homeowners insurance policies in TN cover hail damage to roofs, siding, and gutters under the dwelling and other-structures coverage. Coverage typically requires the damage to be tied to a verifiable storm date — which is where the NOAA hail history above (and a HAAG-style test square validation) becomes important for the claim file.
Use the HailCheck address search to enter any street address in or near Morristown. HailCheck returns every NOAA hail event within a configurable radius, along with severity bands, dates, and storm narratives for Pro members.
If your property in or near Morristown took on hail during one of the storms above, the standard process for documenting damage is a 10×10 foot test square inspection. A HAAG-trained reviewer counts impact indicators — granule displacement, mat fractures, and bruising — within the marked square and produces a PASS or FAIL document for the claim file.
HailCheck offers a $99 photo-based HAAG-style test square validation. You submit photos from the field, our reviewer evaluates the impact indicators and cross-references the NOAA storm dates listed above, and a written PASS/FAIL determination is returned within one business day. We do not send anyone to the roof — the validation is built around the photos you submit.
Learn About $99 HAAG-Style ValidationMorristown sits east of the traditional hail alley, where hail events are less frequent than the central plains but tend to be associated with strong squall lines and tropical systems. Local roof systems are less commonly hardened for hail, which can mean even moderate impacts produce claim-worthy damage.