Shiro, TX Live Doppler Radar
Live radar for Shiro, Grimes County: every NWS radar combined, rain, snow and ice colors, flash-flood risk, storm tracks and official warnings.
What weather hits Shiro?
Since 1996, the National Weather Service has logged damaging thunderstorm winds on 49 days in the Grimes forecast zone and Grimes County — the most common reported hazard around Shiro, mostly in April and May. Next come flash flooding (38 days) and excessive heat (13 days).
| Hazard | Days reported | Most recent | Worst on record |
|---|---|---|---|
| Damaging thunderstorm winds | 49 | Aug 2025 | Apr 27, 2015 · $100,000 damage |
| Flash flooding | 38 | May 2024 | Apr 18, 2016 · $800,000 damage |
| Excessive heat | 13 | Sep 2023 | — |
| Heavy snow & winter storms | 8 | Jan 2025 | Dec 23, 1998 · $15,000 damage |
| Hurricanes & tropical storms | 5 | Aug 2017 | Aug 25, 2017 · $50 million damage |
| Ice storms & sleet | 3 | Jan 2007 | Dec 13, 2000 · $50,000 damage |
| Lightning casualties & damage | 2 | May 2019 | Oct 12, 2006 · 1 death · $8,000 damage |
| Flooding | 1 | Oct 1998 | — |
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 Grimes forecast zone and Grimes County; damage is as reported, not adjusted for inflation.
Which radars cover Shiro?
The closest NEXRAD Doppler radar is KGRK (Central Texas, TX), about 89 miles west. 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 Shiro | View |
|---|---|---|---|
| KGRK Central Texas, TX | 89 mi west | 8,100 ft | Fair — the beam can pass over shallow snow and low-level rotation |
| KHGX Houston, TX | 92 mi south-southeast | 8,500 ft | Fair — the beam can pass over shallow snow and low-level rotation |
| KEWX San Antonio, TX | 142 mi west-southwest | 16,700 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 Shiro
Since 1950, NOAA has recorded 58 tornadoes within 25 miles of Shiro, 12 of them EF2/F2 or stronger. Most came in May and April. The strongest was an F3 on April 5, 1956, which passed about 24 miles west-northwest of town. The most recent was an EF0 on October 25, 2025, which passed about 6 miles south-southeast of town.
Hail: 112 reports of 1-inch or larger hail within 25 miles since 1955, 13 of them 2 inches or more; the largest was 3.50-inch hail on April 18, 2020.
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 Shiro'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.
Shiro radar FAQ
Where is the nearest weather radar to Shiro, TX?
KGRK (Central Texas, TX), about 89 miles west. KHGX (Houston, TX) is 92 miles away and also covers the area.
Does radar show snow in Shiro?
Yes. TALON colors snow blue, a rain–snow mix pink and freezing rain purple using NOAA's precipitation-type analysis. Over Shiro the lowest scan from KGRK is about 8,100 ft up, so light snow from shallow clouds can be under-shown — check NWS winter alerts too.
Is TALON's radar for Shiro 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 Shiro, follow it right away — see watch vs. warning.
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