Hail map for Knoxville, TN — April 10, 2025
Hail up to 1.25″ — half dollar size — was estimated within 5 miles of Knoxville on April 10, 2025.
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- Max hail size
- 1.25″
- half dollar
- Impact rating
- 4/10
- from stone size
- Size bands over the city
- 2
- distinct radar bands
- Measured on the ground
- 1.75″
- 14.0 mi away · Public
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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This page covers Knoxville as a whole. Check your own address to see every storm on record for your roof — the date and the stone size for each one — and we'll email you the full report to keep.
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Other hail dates for Knoxville
Every storm over Knoxville →What people on the ground measured in Knoxville, TN on April 10, 2025
8 reports filed with the National Weather Service — 2 from trained observers or officials. 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 Public4 SW Karns, TN · 14.0 mi away4:38 PM CDTKnox County
Golf ball sized hail reported by 2 different people in Hardin Valley area.
- 1.75″ golf ball size Public4 W Karns, TN · 14.6 mi away4:20 PM CDTKnox County
Golf ball sized hail reported near Solway, video from report shows fairly slushy hail impacting and disintegrating against car windshield.
- 1.50″ half dollar size Law Enforcement2 SE Lake Forest, TN · 5.3 mi away5:05 PM CDTKnox County
- 1.50″ half dollar size Trained Spotter4 SE Karns, TN · 8.6 mi away4:35 PM CDTKnox County
Time adjusted by radar, report relayed by HAM.
- 1.25″ half dollar size Public3 SSE Karns, TN · 9.6 mi away4:42 PM CDTKnox County
- 1.00″ quarter size Public1 NNW Bearden, TN · 5.6 mi away4:55 PM CDTKnox County
- 1.00″ quarter size Trained Spotter5 NE Friendsville, TN · 13.6 mi away5:15 PM CDTBlount County
Hail odd and slushy, lasted for three to four minutes.
- 1.00″ quarter size 911 Call CenterMaryville, TN · 14.9 mi away5:20 PM CDTBlount County
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.
Shopping for a hail app to work Knoxville, TN?
This page is one storm. If you are deciding which tool to work Knoxville, TN 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.
Knoxville hail on April 10, 2025
Hail up to 1.25 inches — half dollar size — was estimated within about 5 miles of Knoxville that day, across 2 distinct size bands. Sizes vary street to street inside a single swath.