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Storm ActivityTennessee Storm ActivityGrundy County, TN
Tennessee · Official NOAA Storm Data

Grundy County Hail Map & Storm Reports

Hail, wind, and tornado reports from official NOAA sources (NWS & SPC) · Last 12 months · Updated Sep 15, 2026

Has it hailed in Grundy County, Tennessee recently? Official National Weather Service (NWS) and Storm Prediction Center (SPC) records say yes: 12 hail reports with hail up to 0.25", among 15 severe weather events logged here in the last 12 months, together with 3 high-wind reports with gusts up to 55 mph. The most recent recorded storm activity was on Aug 11, 2026. This page updates daily: every event comes straight from official NOAA data — no estimates, no modeling, just the record.

Map of Grundy County, Tennessee showing the county boundary and surrounding cities
Grundy County, Tennessee. Map © Mapbox © OpenStreetMap · County boundary: US Census Bureau.

Grundy County hail map

Where hail and high-wind reports clustered across Grundy County over the last 12 months. Heat shows report density and significance, not radar.

15
Events (12 mo)
12
Hail
3
Wind
0
Tornado
0.25"
Max hail
55
Max wind (mph)
Aug 11, 2026
Most recent

What the radar showed

Radar snapshot during the Aug 11, 2026 wind event near Grundy County, Grundy County, Tennessee, with NWS warning polygons
NEXRAD radar at the moment of the Aug 11, 2026 wind event (55 mph) near Grundy County. Outlined polygons are the storm-based warnings exactly as issued by the National Weather Service. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

Hail history for an address in Grundy County

See address-level storm exposure — verified hail and wind reports plus official warning boundaries around any specific property, including the most recent 30 days. Free account, takes under a minute.

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Storm log — the official record, day by day

Events older than 30 days, as recorded by the National Weather Service and Storm Prediction Center. Excerpts are quoted directly from official warnings and verified reports.

Tuesday, August 11, 2026

1 NWS warning — wind gusts up to 55 mph

NEXRAD radar during the Tuesday, August 11, 2026 storm activity in Grundy County, Tennessee
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 1123 PM CDT, Doppler radar was tracking a strong thunderstorm over Woodbury, moving southeast at 40 mph. Hazard: Wind gusts of 50 to 55 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Grundy County

Saturday, August 1, 2026

1 NWS warning — hail up to 0.25"

NEXRAD radar during the Saturday, August 1, 2026 storm activity in Grundy County, Tennessee
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 402 PM CDT, Doppler radar was tracking a strong thunderstorm over Estill Springs, or near Winchester, moving east at 35 mph. Hazard: Wind gusts up to 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include...”

NWS severe weather mention · Grundy County

Saturday, July 11, 2026

1 NWS warning — wind gusts up to 50 mph

NEXRAD radar during the Saturday, July 11, 2026 storm activity in Grundy County, Tennessee
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 638 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from 9 miles west of McMinnville to 11 miles northeast of Manchester to Cowan. Movement was east at 30 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Grundy County

Sunday, July 5, 2026

2 NWS warnings — hail up to 0.25"

NEXRAD radar during the Sunday, July 5, 2026 storm activity in Grundy County, Tennessee
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 1155 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from 9 miles northwest of McMinnville to Tracy City. Movement was northeast at 20 mph. Hazard: Wind gusts up to 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include...”

NWS severe weather mention · Grundy County

“At 1119 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Manchester to 10 miles northeast of McMinnville. Movement was east at 25 mph. Hazard: Wind gusts up to 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include...”

NWS severe weather mention · Grundy County

Friday, July 3, 2026

4 NWS warnings — hail up to 0.25"

NEXRAD radar during the Friday, July 3, 2026 storm activity in Grundy County, Tennessee
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 217 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from 7 miles west of McMinnville to near Monteagle. Movement was southwest at 10 mph. Hazard: Wind gusts up to 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include...”

NWS severe weather mention · Grundy County

“At 125 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near McMinnville to Tracy City. These storms were nearly stationary. Hazard: Wind gusts up to 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include...”

NWS severe weather mention · Grundy County

Tuesday, June 9, 2026

1 NWS warning — hail up to 0.25"

NEXRAD radar during the Tuesday, June 9, 2026 storm activity in Grundy County, Tennessee
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 643 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from 11 miles northwest of Shelbyville to 17 miles southwest of Woodbury to near Manchester. Movement was southeast at 30 mph. Hazard: Wind gusts up to 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible.”

NWS severe weather mention · Grundy County

Tuesday, May 19, 2026

1 NWS warning — hail up to 0.25"

NEXRAD radar during the Tuesday, May 19, 2026 storm activity in Grundy County, Tennessee
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 354 PM CDT, Doppler radar was tracking a strong thunderstorm 10 miles west of Gruetli-Laager, or 15 miles east of Manchester, moving northeast at 15 mph. Hazard: Wind gusts up to 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include...”

NWS severe weather mention · Grundy County

Tuesday, April 28, 2026

1 NWS warning — hail up to 0.25"

“At 359 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Manchester to 7 miles south of Petersburg to Ardmore. Movement was southeast at 50 mph. Hazard: Wind gusts up to 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include...”

NWS severe weather mention · Grundy County

Saturday, April 25, 2026

1 NWS warning — hail up to 0.25"

“At 354 PM CDT, Doppler radar was tracking a strong thunderstorm near Manchester, moving east at 15 mph. Hazard: Wind gusts up to 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include...”

NWS severe weather mention · Grundy County

Thursday, April 16, 2026

1 NWS warning — wind gusts up to 55 mph

NEXRAD radar during the Thursday, April 16, 2026 storm activity in Grundy County, Tennessee
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 838 PM CDT, Doppler radar was tracking a strong thunderstorm 7 miles northwest of McMinnville, moving southeast at 50 mph. Hazard: Wind gusts of 50 to 55 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Grundy County

Wednesday, March 11, 2026

1 NWS warning — hail up to 0.25"

“At 449 PM CDT, Doppler radar was tracking a strong thunderstorm 10 miles north of Gruetli-Laager, or 12 miles southeast of McMinnville, moving east at 45 mph. Hazard: Wind gusts up to 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include...”

NWS severe weather mention · Grundy County

Today's severe weather outlook

Storm Prediction Center Day 1 convective outlook — national severe weather risk map for today
Storm Prediction Center Day 1 convective outlook: categorical severe weather risk for today, updated several times daily. Source: NOAA/NWS Storm Prediction Center.

Common questions

When was the last severe storm in Grundy County, TN?

The most recent recorded event was on Aug 11, 2026. Official NWS and SPC records show 15 severe weather events in Grundy County over the last 12 months. Exact dates and locations for recent storms are available in the app with a free account.

Did it hail in Grundy County recently?

Yes — 12 hail reports in the last 12 months, with hail up to 0.25" recorded. The hail map above shows where reports clustered; the storm log lists each day.

How do I see hail history for a specific address in Grundy County?

Create a free IDOLCheck account and run an address check. It shows verified storm reports and official NWS warning boundaries around any specific property, including the most recent 30 days — county-level pages like this one only tell part of the story.

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Proudly AI-powered. Honestly sourced. IDOLCheck is built by HailyAI. Every storm event, magnitude, radar snapshot, and date on this page is deterministic — retrieved directly from official NOAA, National Weather Service (NWS), and Storm Prediction Center (SPC) storm records through HailyAPI and displayed exactly as reported. Quoted warning and report text is always attributed to its official source. Where the surrounding copy is not a direct quote, it was generated with AI assistance from that same verified storm data and reviewed and approved by humans before publication. AI organizes and presents the record — it never invents storm data.
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