Thrall, TX Live Doppler Radar
Live radar for Thrall, Williamson County: every NWS radar combined, rain, snow and ice colors, flash-flood risk, storm tracks and official warnings.
What weather hits Thrall?
Since 1996, the National Weather Service has logged flash flooding on 107 days in the Williamson forecast zone and Williamson County — the most common reported hazard around Thrall, mostly in May and July. Next come damaging thunderstorm winds (85 days) and heavy snow & winter storms (22 days).
| Hazard | Days reported | Most recent | Worst on record |
|---|---|---|---|
| Flash flooding | 107 | Jun 2026 | Nov 15, 2001 · 2 deaths · $500,000 damage |
| Damaging thunderstorm winds | 85 | May 2026 | May 27, 2002 · $350,000 damage |
| Heavy snow & winter storms | 22 | Jan 2026 | Jan 27, 2009 · 1 death |
| Flooding | 7 | Jun 2020 | Oct 17, 1998 · $40,000 damage |
| Extreme cold & wind chill | 7 | Jan 2026 | Feb 14, 2021 · 2 deaths |
| Excessive heat | 6 | Aug 2024 | Jul 25, 2000 · 1 death |
| Lightning casualties & damage | 6 | Jul 2017 | Jul 19, 1998 · 1 death |
| Wildfires | 5 | Aug 2023 | Aug 8, 2023 · $2.0 million damage |
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 Williamson forecast zone and Williamson County; damage is as reported, not adjusted for inflation.
Which radars cover Thrall?
The closest NEXRAD Doppler radar is KGRK (Central Texas, TX), about 11 miles north-northwest. 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 Thrall | View |
|---|---|---|---|
| KGRK Central Texas, TX | 11 mi north-northwest | 500 ft | Excellent — the lowest scan sees close to the ground |
| KEWX San Antonio, TX | 75 mi southwest | 6,300 ft | Fair — the beam can pass over shallow snow and low-level rotation |
| KFWS Dallas/Fort Worth, TX | 137 mi north | 15,700 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 Thrall
Since 1950, NOAA has recorded 87 tornadoes within 25 miles of Thrall, 26 of them EF2/F2 or stronger. Most came in May and April. The strongest was an F5 on May 27, 1997, which passed about 25 miles northwest of town and caused 27 deaths. The most recent was an EF1 on April 28, 2024, which passed about 20 miles southwest of town.
Hail: 310 reports of 1-inch or larger hail within 25 miles since 1955, 56 of them 2 inches or more; the largest was 4.50-inch hail on December 23, 2002.
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 Thrall'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.
Thrall radar FAQ
Where is the nearest weather radar to Thrall, TX?
KGRK (Central Texas, TX), about 11 miles north-northwest. KEWX (San Antonio, TX) is 75 miles away and also covers the area.
Does radar show snow in Thrall?
Yes. TALON colors snow blue, a rain–snow mix pink and freezing rain purple using NOAA's precipitation-type analysis. Over Thrall the lowest scan from KGRK is about 500 ft up.
Is TALON's radar for Thrall 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 Thrall, follow it right away — see watch vs. warning.
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