Round Mountain, TX Live Doppler Radar
Live radar for Round Mountain, Blanco County: every NWS radar combined, rain, snow and ice colors, flash-flood risk, storm tracks and official warnings.
What weather hits Round Mountain?
Since 1996, the National Weather Service has logged flash flooding on 69 days in the Blanco forecast zone and Blanco County — the most common reported hazard around Round Mountain, mostly in June and May. Next come damaging thunderstorm winds (18 days) and heavy snow & winter storms (16 days).
| Hazard | Days reported | Most recent | Worst on record |
|---|---|---|---|
| Flash flooding | 69 | Jun 2026 | May 23, 2015 · 1 death · $20 million damage |
| Damaging thunderstorm winds | 18 | Jun 2023 | Jun 3, 2007 · $200,000 damage |
| Heavy snow & winter storms | 16 | Jan 2025 | Feb 1, 2023 · $1.4 million damage |
| Wildfires | 7 | Aug 2022 | Aug 2, 2022 · $1.0 million damage |
| Flooding | 6 | May 2007 | Apr 4, 1997 · $8,000 damage |
| Excessive heat | 5 | Aug 2023 | — |
| Extreme cold & wind chill | 2 | Dec 2022 | — |
| Ice storms & sleet | 1 | Jan 2026 | — |
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 Blanco forecast zone and Blanco County; damage is as reported, not adjusted for inflation.
Which radars cover Round Mountain?
The closest NEXRAD Doppler radar is KEWX (San Antonio, TX), about 52 miles south-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 Round Mountain | View |
|---|---|---|---|
| KEWX San Antonio, TX | 52 mi south-southeast | 3,700 ft | Good — most storms and steady rain or snow show clearly |
| KGRK Central Texas, TX | 62 mi east-northeast | 4,800 ft | Good — most storms and steady rain or snow show clearly |
| KDFX Laughlin AFB, TX | 139 mi west-southwest | 16,000 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 Round Mountain
Since 1950, NOAA has recorded 50 tornadoes within 25 miles of Round Mountain, 9 of them EF2/F2 or stronger. Most came in May and April. The strongest was an F4 on May 27, 1997, which passed about 20 miles east of town and caused 1 death. The most recent was an EF1 on April 12, 2020, which passed about 17 miles west of town.
Hail: 292 reports of 1-inch or larger hail within 25 miles since 1955, 43 of them 2 inches or more; the largest was 6.12-inch hail on May 9, 2024.
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 Round Mountain'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.
Round Mountain radar FAQ
Where is the nearest weather radar to Round Mountain, TX?
KEWX (San Antonio, TX), about 52 miles south-southeast. KGRK (Central Texas, TX) is 62 miles away and also covers the area.
Does radar show snow in Round Mountain?
Yes. TALON colors snow blue, a rain–snow mix pink and freezing rain purple using NOAA's precipitation-type analysis. Over Round Mountain the lowest scan from KEWX is about 3,700 ft up.
Is TALON's radar for Round Mountain 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 Round Mountain, follow it right away — see watch vs. warning.
Radar for nearby towns
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- Marble Falls, TX radar 13 mi
- Granite Shoals, TX radar 13 mi
- Briarcliff, TX radar 19 mi
- Blanco, TX radar 21 mi
- Dripping Springs, TX radar 21 mi
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