Helenwood, TN Live Doppler Radar
Live radar for Helenwood, Scott County: every NWS radar combined, rain, snow and ice colors, flash-flood risk, storm tracks and official warnings.
What weather hits Helenwood?
Since 1996, the National Weather Service has logged damaging thunderstorm winds on 125 days in the Scott forecast zone and Scott County — the most common reported hazard around Helenwood, mostly in June and May. Next come heavy snow & winter storms (40 days) and flash flooding (20 days).
| Hazard | Days reported | Most recent | Worst on record |
|---|---|---|---|
| Damaging thunderstorm winds | 125 | Mar 2026 | May 26, 2024 · $50,000 damage |
| Heavy snow & winter storms | 40 | Jan 2024 | — |
| Flash flooding | 20 | Jun 2026 | May 3, 2009 · $20,000 damage |
| Flooding | 14 | Feb 2023 | Feb 28, 2011 · $2.0 million damage |
| Ice storms & sleet | 4 | Feb 2021 | — |
| High winds | 2 | Feb 2022 | Dec 1, 2006 · $25,000 damage |
| Lightning casualties & damage | 2 | Apr 2006 | Apr 7, 2006 · $10,000 damage |
| Debris flows | 1 | May 2024 | — |
Source: NOAA NCEI Storm Events Database, 1996–2026 (the latest year is partial). A "day" is a date with at least one report in the Scott forecast zone and Scott County; damage is as reported, not adjusted for inflation.
How much snow does Helenwood get?
A normal year brings about 5.5 inches of snow to Helenwood, based on NOAA's 1991–2020 climate normals for the Oneida weather station 4.9 miles away. The snowiest month is usually January (2.2 in).
| Oct | Nov | Dec | Jan | Feb | Mar | Apr | May |
|---|---|---|---|---|---|---|---|
| 0.0 | 0.0 | 1.0 | 2.2 | 1.5 | 0.8 | 0.0 | 0.0 |
Normal snowfall in inches. TALON Pro compares this season's snow at your location with these normals as winter goes on.
Which radars cover Helenwood?
The closest NEXRAD Doppler radar is KMRX (Knoxville, TN), about 67 miles east-southeast. Radar beams climb as they travel, so the height of the lowest scan over town decides how low in a storm the radar can see.
| Radar | Distance | Lowest beam over Helenwood | View |
|---|---|---|---|
| KMRX Knoxville, TN | 67 mi east-southeast | 5,300 ft | Good — most storms and steady rain or snow show clearly |
| KJKL Jackson, KY | 105 mi northeast | 10,400 ft | Limited — the beam overshoots the lowest part of storms |
| KOHX Nashville, TN | 113 mi west | 11,500 ft | Limited — the beam overshoots the lowest part of storms |
Beam height is the center of the 0.5° scan above the radar, with standard refraction. Mountains near a radar can block it further.
Tornado & hail history near Helenwood
Since 1950, NOAA has recorded 40 tornadoes within 25 miles of Helenwood, 18 of them EF2/F2 or stronger. Most came in April and March. The strongest was an F4 on April 3, 1974, which passed about 15 miles west of town and caused 7 deaths. The most recent was an EF2 on February 6, 2025, which passed about 20 miles south-southwest of town.
Hail: 135 reports of 1-inch or larger hail within 25 miles since 1955, 11 of them 2 inches or more; the largest was 3.00-inch hail on July 27, 2014.
Source: NOAA Storm Prediction Center — tornadoes 1950–2025, hail 1955–2025. Distances are to each tornado's track; ratings before February 2007 use the original Fujita scale.
On TALON you get Helenwood's live radar loop, rain/snow/ice colors, flash-flood risk, storm tracks with arrival times and NWS warnings free; close-up radar and rotation detection are part of TALON Pro.
Helenwood radar FAQ
Where is the nearest weather radar to Helenwood, TN?
KMRX (Knoxville, TN), about 67 miles east-southeast. KJKL (Jackson, KY) is 105 miles away and also covers the area.
Does radar show snow in Helenwood?
Yes. TALON colors snow blue, a rain–snow mix pink and freezing rain purple using NOAA's precipitation-type analysis. Over Helenwood the lowest scan from KMRX is about 5,300 ft up.
Is TALON's radar for Helenwood free?
Yes — the US radar loop, rain/snow/ice colors, flash-flood risk, storm tracks and NWS warnings are free in any browser. Close-up radar, rotation detection and longer forecasts are part of TALON Pro.
Should I rely on radar for my safety?
No app replaces official warnings. When the National Weather Service issues a warning for Helenwood, follow it right away — see watch vs. warning.
Radar for nearby towns
- Huntsville, TN radar 3 mi
- Oneida, TN radar 6 mi
- Winfield, TN radar 11 mi
- Jacksboro, TN radar 21 mi
- Jamestown, TN radar 21 mi
- Caryville, TN radar 21 mi
- La Follette, TN radar 24 mi
- Jellico, TN radar 26 mi
- Rocky Top, TN radar 26 mi
- Oliver Springs, TN radar 30 mi