Preliminary NWS reports for Austin on May 28, 2025 via the Storm Prediction Center. NCEI check for Austin on May 28, 2025: NCEI final record: confirmed (StormEvents_details-ftp_v1.0_d2025_c20260819.csv.gz, compiled August 19, 2026). The Austin record that holds May 28, 2025 last changed October 13, 2026.
The Day In Numbers
| Reports of 1 inch or larger | 12 |
|---|---|
| Counties reporting | 2: Travis, Williamson |
| Largest stone (inches) | 2 |
| Reports 1.75 inches or larger | 3 |
For Austin, the Storm Prediction Center date runs from 12:00 UTC on May 28, 2025 to 12:00 UTC the next day, soAustin reports timed 00:00 to 11:59 UTC happened on the evening of May 28, 2025 in Texas. For Austin on May 28, 2025, stone size is the diameter in inches as reported to the National Weather Service.
Every Report
| Time (UTC) | Size (inches) | Location | County |
|---|---|---|---|
| 22:40 | 1 | 4 NW Liberty Hill | Williamson |
| 22:56 | 1.5 | 5 WNW Leander | Travis |
| 23:00 | 2 | 1 SSW Cedar Park | Williamson |
| 23:00 | 1.25 | 3 S Liberty Hill | Williamson |
| 23:02 | 1 | 4 NW Leander | Williamson |
| 23:06 | 1 | 1 ESE Cedar Park | Williamson |
| 23:06 | 1.75 | 2 SSE Leander | Williamson |
| 23:08 | 1.5 | 2 NNW Cedar Park | Williamson |
| 23:16 | 1.5 | 2 SE Cedar Park | Williamson |
| 23:20 | 1.75 | 2 W Cedar Park | Travis |
| 23:30 | 1 | 6 N Austin | Travis |
| 23:38 | 1 | 5 NE Austin | Travis |
Largest Report On May 28, 2025
The largest stone reported on May 28, 2025 was 2 inches at 1 SSW Cedar Park, Williamson County, timed 23:00 UTC.No other Austin report on May 28, 2025 matched 2 inches. The note the Austin area forecast office attached to it on May 28, 2025 reads: “Nickel to chicken egg size hail for 20 minutes; (EWX)”
Reports By County On May 28, 2025
| County | Reports | Largest (inches) | Sizes in report order (inches) |
|---|---|---|---|
| Williamson | 8 | 2 | 1, 2, 1.25, 1, 1, 1.75, 1.5, 1.5 |
| Travis | 4 | 1.75 | 1.5, 1.75, 1, 1 |
The 12 reports on May 28, 2025 were spread over 2 counties, and Williamson County held the largest stone at 2 inches. Williamson County logged 8 reports with a largest stone of 2 inches on May 28, 2025. Travis County logged 4 reports with a largest stone of 1.75 inches on May 28, 2025.
What The Reporters Wrote
- 22:40 UTC, 4 NW Liberty Hill, Williamson County, 1 inch: Cocorahs observer reports pea to quarter sized hail; (EWX)
- 22:56 UTC, 5 WNW Leander, Travis County, 1.5 inches: Hail up to 1.5 inch with leaf shredding; (EWX)
- 23:00 UTC, 1 SSW Cedar Park, Williamson County, 2 inches: Nickel to chicken egg size hail for 20 minutes; (EWX)
- 23:00 UTC, 3 S Liberty Hill, Williamson County, 1.25 inches: Report from mPING Half Dollar (1.25 in.); (EWX)
- 23:02 UTC, 4 NW Leander, Williamson County, 1 inch: Amateur radio operator reports quarter sized hail; (EWX)
- 23:06 UTC, 1 ESE Cedar Park, Williamson County, 1 inch: Amateur radio reports quarter sized hail at Park Street and U.S; 183; (EWX)
- 23:06 UTC, 2 SSE Leander, Williamson County, 1.75 inches: Photo received from public; Size estimated through comparison with penny; Time estimated via radar; (EWX)
- 23:08 UTC, 2 NNW Cedar Park, Williamson County, 1.5 inches: Photo with ruler of 1.5 inch hail; Time estimated via radar; (EWX)
- 23:16 UTC, 2 SE Cedar Park, Williamson County, 1.5 inches: Multiple photos of 1.5 inch hail on social media; (EWX)
- 23:20 UTC, 2 W Cedar Park, Travis County, 1.75 inches: Corrects previous hail report from 2 W Cedar Park; Picture of golf ball size hail on social media; (EWX)
- 23:30 UTC, 6 N Austin, Travis County, 1 inch: (EWX)
- 23:38 UTC, 5 NE Austin, Travis County, 1 inch: Pea to quarter sized hail; Time estimated via radar; (EWX)
Other Hail Days Within 30 Days Of May 28, 2025
6 other days in the Austin record had hail of 1 inch or larger within 30 days of May 28, 2025. A Austin roof hit on May 28, 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, 6 days before May 28, 2025: May 22, 2025, 13 reports, largest 2.75 inches.
- Austin, 12 days before May 28, 2025: May 16, 2025, 18 reports, largest 3 inches.
- Austin, 22 days before May 28, 2025: May 6, 2025, 2 reports, largest 1.25 inches.
- Austin, 23 days before May 28, 2025: May 5, 2025, 2 reports, largest 1.25 inches.
- Austin, 27 days before May 28, 2025: May 1, 2025, 1 report, largest 1 inch.
- Austin, 28 days before May 28, 2025: April 30, 2025, 7 reports, largest 2.5 inches.
Re-Roof Permits In The 30 Days After May 28, 2025
The City of Austin permit file lists 15 re-roof permits issued from May 29, 2025 to June 27, 2025, the 30 days after May 28, 2025. For scale, the same file averages about 45 per 30 days from October 11, 2023 to October 9, 2026, so the May 28, 2025 window came in below that average. The 15 City of Austin permits counted after May 28, 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 May 28, 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 May 28, 2025, pulled October 13, 2026. The Austin file for May 28, 2025 is preliminary: forecast offices logged its 12 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 May 28, 2025 it is checked against a file that reaches June 2, 2026, 370 days later. For May 28, 2025 in Austin the NCEI record does list hail, so a reviewed entry exists for this date. Sizes and counts for Austin on May 28, 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 May 28, 2025 with your address, then get a documented inspection before you file anything. See the Austin hail history for how May 28, 2025 compares. For a Austin roof after May 28, 2025, the hail claim calculator shows whether a claim nets anything after your deductible. Before you sign anything in Austin after May 28, 2025, use the check-a-roofer guide. For a Austin roof hit on May 28, 2025, chapter 707 bars a Texas contractor from negotiating the claim for you. After May 28, 2025, see the Austin roofing company ranking and the company directory.
Previous storm day: May 22, 2025 | Next storm day: May 19, 2026 | All Austin storm days | Earliest storm day: April 1, 2024
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Sources
- NOAA Storm Prediction Center, preliminary local storm reports for Austin on May 28, 2025, pulled October 13, 2026, preliminary and subject to review. https://www.spc.noaa.gov/climo/reports/250528_rpts.html.
- NOAA National Centers for Environmental Information, Storm Events Database bulk files, the record the Austin May 28, 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 15 permits counted after May 28, 2025. https://data.austintexas.gov/resource/3syk-w9eu.