Preliminary NWS reports for Austin on March 23, 2025 via the Storm Prediction Center. NCEI check for Austin on Mar 23, 2025: NCEI final record: confirmed (StormEvents_details-ftp_v1.0_d2025_c20260819.csv.gz, compiled August 19, 2026). The Austin record that holds Mar 23, 2025 last changed October 13, 2026.
The Day In Numbers
| Reports of 1 inch or larger | 9 |
|---|---|
| Counties reporting | 3: Hays, Travis, Williamson |
| Largest stone (inches) | 1.25 |
| Reports 1.75 inches or larger | 0 |
For Austin, the Storm Prediction Center date runs from 12:00 UTC on March 23, 2025 to 12:00 UTC the next day, soAustin reports timed 00:00 to 11:59 UTC happened on the evening of March 23, 2025 in Texas. For Austin on Mar 23, 2025, stone size is the diameter in inches as reported to the National Weather Service.
Every Report
| Time (UTC) | Size (inches) | Location | County |
|---|---|---|---|
| 00:49 | 1 | Kyle | Hays |
| 00:49 | 1 | 2 S Mountain City | Hays |
| 02:00 | 1 | 1 NNE Bee Cave | Travis |
| 02:22 | 1 | 1 NW Bee Cave | Travis |
| 03:24 | 1 | 2 SE Jarrell | Williamson |
| 03:25 | 1.25 | 4 N Weir | Williamson |
| 03:27 | 1 | 4 SSE Jarrell | Williamson |
| 03:34 | 1 | Granger | Williamson |
| 03:35 | 1 | 3 NNW Zorn | Hays |
Largest Report On March 23, 2025
The largest stone reported on March 23, 2025 was 1.25 inches at 4 N Weir, Williamson County, timed 03:25 UTC.No other Austin report on Mar 23, 2025 matched 1.25 inches. The note the Austin area forecast office attached to it on March 23, 2025 reads: “(EWX)”
Reports By County On Mar 23, 2025
| County | Reports | Largest (inches) | Sizes in report order (inches) |
|---|---|---|---|
| Williamson | 4 | 1.25 | 1, 1.25, 1, 1 |
| Hays | 3 | 1 | 1, 1, 1 |
| Travis | 2 | 1 | 1, 1 |
The 9 reports on March 23, 2025 were spread over 3 counties, and Williamson County held the largest stone at 1.25 inches. Williamson County logged 4 reports with a largest stone of 1.25 inches on March 23, 2025. Hays County logged 3 reports with a largest stone of 1 inch on March 23, 2025. Travis County logged 2 reports with a largest stone of 1 inch on March 23, 2025.
What The Reporters Wrote
- 00:49 UTC, Kyle, Hays County, 1 inch: (EWX)
- 00:49 UTC, 2 S Mountain City, Hays County, 1 inch: Report from mPING: Quarter (1.00 in.) Time estimated with radar; (EWX)
- 02:00 UTC, 1 NNE Bee Cave, Travis County, 1 inch: (EWX)
- 02:22 UTC, 1 NW Bee Cave, Travis County, 1 inch: Report from mPING: Quarter (1.00 in.); (EWX)
- 03:24 UTC, 2 SE Jarrell, Williamson County, 1 inch: Report from mPING Quarter (1.00 in.); (EWX)
- 03:25 UTC, 4 N Weir, Williamson County, 1.25 inches: (EWX)
- 03:27 UTC, 4 SSE Jarrell, Williamson County, 1 inch: Report via social media; (EWX)
- 03:34 UTC, Granger, Williamson County, 1 inch: Had pea and dime size hail with occasional quarter size hail; Time estimated via radar; (EWX)
- 03:35 UTC, 3 NNW Zorn, Hays County, 1 inch: Hail ranging from pea to quarter sized hail; Time estimated on radar; (EWX)
Other Hail Days Within 30 Days Of Mar 23, 2025
3 other days in the Austin record had hail of 1 inch or larger within 30 days of March 23, 2025. A Austin roof hit on March 23, 2025 and again on one of these dates can carry damage from both, which matters when a claim is filed for only one date.
- Austin, 7 days after Mar 23, 2025: March 30, 2025, 2 reports, largest 1 inch.
- Austin, 9 days before Mar 23, 2025: March 14, 2025, 1 report, largest 1 inch.
- Austin, 30 days after Mar 23, 2025: April 22, 2025, 15 reports, largest 2.5 inches.
Re-Roof Permits In The 30 Days After Mar 23, 2025
The City of Austin permit file lists 41 re-roof permits issued from March 24, 2025 to April 22, 2025, the 30 days after March 23, 2025. For scale, the same file averages about 45 per 30 days from October 11, 2023 to October 9, 2026, so the Mar 23, 2025 window came in below that average. The 41 City of Austin permits counted after March 23, 2025 include every re-roof permit in that window, not only roofs hit by hail, and a permit shows work that was filed, not that hail caused it. Dataset for the City of Austin count after March 23, 2025: https://data.austintexas.gov/resource/3syk-w9eu, City of Austin, Issued Construction Permits (Austin Open Data), loaded through October 9, 2026.
Reading A Preliminary Record Against The Final One
The reports above come from the Storm Prediction Center file for Austin on March 23, 2025, pulled October 13, 2026. The Austin file for Mar 23, 2025 is preliminary: forecast offices logged its 9 reports as they arrived, and a spotter, a broadcaster or a social media post can each be the source. The NCEI Storm Events record is the reviewed version, and for Austin on Mar 23, 2025 it is checked against a file that reaches June 2, 2026, 436 days later. For March 23, 2025 in Austin the NCEI record does list hail, so a reviewed entry exists for this date. Sizes and counts for Austin on Mar 23, 2025 can still differ between the two records, so use the NCEI entry when the two disagree.
If Your Roof Was Under This
Compare the Austin report locations for March 23, 2025 with your address, then get a documented inspection before you file anything. See the Austin hail history for how Mar 23, 2025 compares. For a Austin roof after March 23, 2025, the hail claim calculator shows whether a claim nets anything after your deductible. Before you sign anything in Austin after Mar 23, 2025, use the check-a-roofer guide. For a Austin roof hit on March 23, 2025, chapter 707 bars a Texas contractor from negotiating the claim for you. After Mar 23, 2025, see the Austin roofing company ranking and the company directory.
Previous storm day: May 30, 2024 | Next storm day: April 22, 2025 | All Austin storm days | Earliest storm day: April 1, 2024 | Latest storm day: May 19, 2026
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Sources
- NOAA Storm Prediction Center, preliminary local storm reports for Austin on March 23, 2025, pulled October 13, 2026, preliminary and subject to review. https://www.spc.noaa.gov/climo/reports/250323_rpts.html.
- NOAA National Centers for Environmental Information, Storm Events Database bulk files, the record the Austin March 23, 2025 status line above checks (record reaches June 2, 2026, pulled October 13, 2026, reviewed record). https://www.ncei.noaa.gov/pub/data/swdi/stormevents/csvfiles/.
- City of Austin, Issued Construction Permits (Austin Open Data), re-roof permit file, loaded through October 9, 2026, used for the 41 permits counted after March 23, 2025. https://data.austintexas.gov/resource/3syk-w9eu.