All Blount County, TN Hail Reports
Population: 123,010
35.70008, -83.9499
Updated: 06/04/2026
57
Hail Reports
All Time · within 10 miles
2.0″
Largest Hail
Hen Egg-sized
Moderate
Hail Frequency
Blount County, Tennessee
Based on annual avg. of SPC reports since 2004. Not a formal risk assessment.
Hail Summary — Blount County, TN All Time
Blount County, TN had 57 hail reports since 2004. The largest hail reported in the county since 2004 was 2.00 inches (hen egg-sized) near Greenback, TN. The ZIP code with the most hail reports in this county is 37701, with 26 reports.
When Was the Last Time It Hailed in Blount County?
05/08/2025
The most recent hail event in Blount County was on 05/08/2025 near Greenback, TN (2.00″ Hen Egg).
Click here to view all hail reports in Blount County on 05/08/2025
Monthly Hail Activity
Historical monthly hail pattern for Blount County, TN, based on historical storm reports since 2004.
This chart shows which months had the most reported hail for this area and selected time period.
Hail Size Severity by Month
This chart weights larger hail reports more heavily, helping show which months tend to produce more damaging hail.
This severity-weighted view gives larger hail more influence than a plain average, helping identify months that are more likely to produce damaging hail. It is based on reported hail sizes, not radar-estimated address-level hail risk.
Browse Reports by Time
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Hail Reports in Blount County, TN - All Time
05/08/2025
2.0 IN
IN
City of Greenback, TN7:25 PM
Photo of a large hail stone estimated to be 2 inches in diameter... via a social media post. Time is estimated from radar. (MRX)
View report →
1.5 IN
IN
05/02/2025
1.0 IN
IN
1.0 IN
IN
Maryville, TN4:50 PM
Corrects previous hail report from Maryville for the time. Report via social media. (MRX)
View report →
04/10/2025
1.0 IN
IN
1.0 IN
IN
City of Louisville, TN6:15 PM
Hail odd and slushy... lasted for three to four minutes. (MRX)
View report →
05/26/2024
1.0 IN
IN
1.0 IN
IN
Blount County, TN5:45 PM
Dispatch report of quarter size hail in Happy Valley area. (MRX)
View report →
05/06/2024
1.0 IN
IN
04/11/2024
1.0 IN
IN
04/14/2023
1.0 IN
IN
Blount County, TN1:16 PM
SOCIAL MEDIA REPORT OF 0.75-TO-1.00-INCH HAIL SOUTH OF MARYVILLE. TIME AND LOCATION BASED ON RADAR. (MRX)
View report →
05/06/2022
1.0 IN
IN
05/04/2021
1.0 IN
IN
03/26/2021
1.0 IN
IN
07/09/2020
1.0 IN
IN
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05/18/2019
1.0 IN
IN
1.0 IN
IN
07/21/2018
1.0 IN
IN
03/17/2018
1.0 IN
IN
06/14/2016
1.0 IN
IN
05/02/2016
1.0 IN
IN
06/02/2015
1.0 IN
IN
07/27/2014
1.0 IN
IN
04/03/2012
1.0 IN
IN
04/01/2012
1.0 IN
IN
03/16/2026
MPH
City of Greenback, TN5:02 AM
Several trees down county-wide. (MRX)
MPH
Blount County, TN4:48 AM
Trees down. (MRX)
03/11/2026
MPH
Friendsville, TN7:58 PM
Delayed report: Facebook report of downed trees... powerlines... and a damaged carport in the area of Disco Loop Road and Lake Court in Friendsville. (MRX)
02/20/2026
60.0
MPH
City of Alcoa, TN5:42 AM
Knoxville McGhee Tyson reported a peak wind of 60 mph associated with the convective line of showers. (MRX)
12/18/2025
62.0 MPH
MPH
City of Alcoa, TN11:26 PM
2 NW Alcoa - Knoxville TYS Airport ASOS recorded a 54 knot (~62 mph) wind gust. (MRX)
05/20/2025
MPH
Maryville, TN10:27 PM
1 NW Maryville - Trees down at Maryville Housing Authority. (MRX)
08/18/2024
64.0 MPH
MPH
City of Alcoa, TN1:09 AM
2 NW Alcoa - McGhee Tyson Airport(KTYS) ASOS station recorded 64 mph wind gust. (MRX)
08/01/2024
MPH
Maryville, TN10:30 PM
1 NE Maryville - Tree down at Short Street and McAdams Avenue. Time estimated from radar. (MRX)
07/30/2024
MPH
Wildwood, TN4:25 PM
3 SSW Wildwood - Powerlines were down across East Lamar Alexander Parkway between Buchanan Road and John Helton Road. (MRX)
07/17/2024
MPH
Maryville, TN5:35 PM
Maryville - Multiple trees down. Tree struck an ambulance but no injuries. (MRX)
06/09/2024
MPH
City of Townsend, TN6:10 PM
1 NW Cades Cove - Multiple trees down at GSMNP 4 miles from entrance of Cades Cove relayed from NWS Employee providing on-site decision support services. Location and timing approximate. (MRX)
05/23/2024
60.0 MPH
MPH
City of Friendsville, TN8:11 PM
1 NE Clover Hill - Reported by Trained Spotter. Large tree down. Along with roof shingles blown off on church next to my house. Wind gusts in excess of 60 mph was recorded on my weather s (MRX)
05/08/2024
MPH
Maryville, TN10:45 PM
1 NE Maryville - Trees and powerlines down across the county. Much of downtown Maryville is without power. Also... a tree caught on fire due to downed powerlines. (MRX)
MPH
City of Friendsville, TN10:30 PM
1 E Friendsville - Trees and powerlines down along Vinegar Valley Road. (MRX)
05/06/2024
MPH
Maryville, TN8:40 PM
1 S Alcoa - Numerous reports of trees down across Blount county. Strongest winds affected Alcoa and Maryville. Time estimated off radar. (MRX)
02/28/2024
67.0 MPH
MPH
Maryville, TN12:42 PM
2 S Eagleton Village - Reported by Trained Spotter. Structural posts used to extend the height of a fence post have been broken/bent. (MRX)
75.0 MPH
MPH
City of Alcoa, TN12:23 PM
2 N Alcoa - ASOS station KTYS Knoxville McGhee Tyson. (MRX)
08/12/2023
MPH
Townsend, TN4:15 PM
2 SSE Walland - Trees down. (MRX)
60.0 MPH
MPH
Blount County, TN3:55 PM
4 SSW Maryville - Recorded on a Tempest home weather station. (MRX)
08/07/2023
60.0 MPH
MPH
City of Alcoa, TN2:36 PM
2 N Alcoa - ASOS station KTYS Knoxville McGhee Tyson. (MRX)
MPH
City of Maryville, TN2:30 PM
2 WNW Maryville - Multiple trees down in Maryville/Alcoa. Time estimated from radar. (MRX)
06/25/2023
MPH
City of Friendsville, TN2:22 PM
2 SW Friendsville - Numerous trees down across the southern end of Blount County. (MRX)
06/11/2023
MPH
City of Rockford, TN10:34 PM
5 N Eagleton Village - Trees down next to Flex-N-Gate Company in Rockford TN. Power poles broken. Reported by Trained Spotter. (MRX)
04/01/2023
MPH
Walland, TN6:00 AM
6 SSE SEYMOUR - POWERLINES DOWN AND DAMAGED UTILITY POLE NEAR SEYMOUR. (MRX)
MPH
Blount County, TN5:50 AM
5 SSE CLOVER HILL - POWERLINES DOWN ON MINT ROAD... TREES REPORTED DOWN IN THE COUNTY. (MRX)
06/07/2019
T
TOR
Blount County, TN3:50 PM
3 ESE MARYVILLE - BRIEF TOUCHDOWN OF TORNADO THAT CAUSED DAMAGE TO SOME TREES IN THE PATH IN ADDITION TO THROWING AROUND A TRAMPOLINE... AND BLOWING OFF SEVERAL SHINGLES OF A NEARBY HOUS (MRX)
T
TOR
City of Louisville, TN3:45 PM
5 NE FRIENDSVILLE - WEAK LANDSPOUT TORNADO TOUCHED DOWN BRIEFLY... CAUSING MINOR DAMAGE TO TREES. WINDS ESTIMATED TO BE AROUND 40-60MPH. PATH LENGTH OF AROUND 100 YARDS OR LESS... AND WIDT (MRX)
03/01/2012
T
TOR
Seymour, TN2:05 AM
3 S SEYMOUR - STORM SURVEY DETERMINED AN EF0 TOUCHED DOWN 3 MILES S OF SEYMOUR ON KEENER RD. PATH LENGTH 1.5 MILES...PATH WIDTH OF 70 YARDS...AND 75 MPH WINDS. (MRX)
02/29/2012
T
TOR
Greenback, TN7:30 PM
3 NE GREENBACK - STORM SURVEY DETERMINED AN EF0 TORNADO TOUCHED DOWN 3 MILES NE OF GREENBACK ON MAPLE LN. PATH LENGTH 3/4 OF A MILE...PATH WIDTH OF 100 YARDS...AND 85 MPH WINDS. (MRX)
04/27/2011
T
TOR
Maryville, TN8:09 PM
1 NW MARYVILLE - EF0. MAX WIND OF 70 MPH. (MRX)
03/23/2011
T
TOR
Greenback, TN9:50 PM
4 NE GREENBACK - EF-3 TORNADO WITH MAXIMUM WINDS OF 140 MPH AND MAXIMUM PATH WIDTH OF 500 YARDS WITH A 4.5 MILE LENGTH. (MRX)
04/25/2010
T
TOR
City of Greenback, TN2:04 AM
3 SE GREENBACK - EF2. WINDS TO 110 MPH. DAMAGE PATH 100 YARDS WIDE AND HALF A MILE LONG. (MRX)
03/16/2026
MPH
City of Greenback, TN5:02 AM
Several trees down county-wide. (MRX)
MPH
Blount County, TN4:48 AM
Trees down. (MRX)
03/11/2026
MPH
Friendsville, TN7:58 PM
Delayed report: Facebook report of downed trees... powerlines... and a damaged carport in the area of Disco Loop Road and Lake Court in Friendsville. (MRX)
02/20/2026
60.0
MPH
City of Alcoa, TN5:42 AM
Knoxville McGhee Tyson reported a peak wind of 60 mph associated with the convective line of showers. (MRX)
12/18/2025
62.0 MPH
MPH
City of Alcoa, TN11:26 PM
2 NW Alcoa - Knoxville TYS Airport ASOS recorded a 54 knot (~62 mph) wind gust. (MRX)
05/20/2025
MPH
Maryville, TN10:27 PM
1 NW Maryville - Trees down at Maryville Housing Authority. (MRX)
05/08/2025
2.0 IN
IN
City of Greenback, TN7:25 PM
Photo of a large hail stone estimated to be 2 inches in diameter... via a social media post. Time is estimated from radar. (MRX)
View report →
1.5 IN
IN
05/02/2025
1.0 IN
IN
1.0 IN
IN
Maryville, TN4:50 PM
Corrects previous hail report from Maryville for the time. Report via social media. (MRX)
View report →
04/10/2025
1.0 IN
IN
1.0 IN
IN
City of Louisville, TN6:15 PM
Hail odd and slushy... lasted for three to four minutes. (MRX)
View report →
08/18/2024
64.0 MPH
MPH
City of Alcoa, TN1:09 AM
2 NW Alcoa - McGhee Tyson Airport(KTYS) ASOS station recorded 64 mph wind gust. (MRX)
08/01/2024
MPH
Maryville, TN10:30 PM
1 NE Maryville - Tree down at Short Street and McAdams Avenue. Time estimated from radar. (MRX)
07/30/2024
MPH
Wildwood, TN4:25 PM
3 SSW Wildwood - Powerlines were down across East Lamar Alexander Parkway between Buchanan Road and John Helton Road. (MRX)
07/17/2024
MPH
Maryville, TN5:35 PM
Maryville - Multiple trees down. Tree struck an ambulance but no injuries. (MRX)
06/09/2024
MPH
City of Townsend, TN6:10 PM
1 NW Cades Cove - Multiple trees down at GSMNP 4 miles from entrance of Cades Cove relayed from NWS Employee providing on-site decision support services. Location and timing approximate. (MRX)
05/26/2024
1.0 IN
IN
1.0 IN
IN
Blount County, TN5:45 PM
Dispatch report of quarter size hail in Happy Valley area. (MRX)
View report →
05/23/2024
60.0 MPH
MPH
City of Friendsville, TN8:11 PM
1 NE Clover Hill - Reported by Trained Spotter. Large tree down. Along with roof shingles blown off on church next to my house. Wind gusts in excess of 60 mph was recorded on my weather s (MRX)
05/08/2024
MPH
Maryville, TN10:45 PM
1 NE Maryville - Trees and powerlines down across the county. Much of downtown Maryville is without power. Also... a tree caught on fire due to downed powerlines. (MRX)
MPH
City of Friendsville, TN10:30 PM
1 E Friendsville - Trees and powerlines down along Vinegar Valley Road. (MRX)
05/06/2024
MPH
Maryville, TN8:40 PM
1 S Alcoa - Numerous reports of trees down across Blount county. Strongest winds affected Alcoa and Maryville. Time estimated off radar. (MRX)
1.0 IN
IN
04/11/2024
1.0 IN
IN