This alert expired on 9 May 2026 at 21:32 UTC. It is kept here as a record.
No stronger detection stands among the 25 recorded within 20 km of this point since 16 March 2026 — 16 others scored the same. Another comparable one was recorded here earlier the same day. 6 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 9 at 4:23PM CDT until May 9 at 4:30PM CDT by NWS Austin/San Antonio TX
An estimated 1,289,024 people live within 50 km of this point.
Nearby, since 16 March 2026
- August 28, 2026 · score 52 · 2.5 km
- May 11, 2026 · score 52 · 7.8 km
- May 9, 2026 · score 52 · 10.6 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 52 out of 100, at 90 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 52 / 100 |
| Our confidence | 90% |
| Coordinates | 30.0500, -97.8362 |
| Nearest City | Kyle (8 km) |
| Population Exposed | 1.3M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-09T21:23:00.000Z |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Hays, TX |
| Headline | Severe Thunderstorm Warning issued May 9 at 4:23PM CDT until May 9 at 4:30PM CDT by NWS Austin/San Antonio TX |
| Expires | 2026-05-09T16:32:00-05:00 |
| SenderName | NWS Austin/San Antonio TX |
| HasExactCoords | true |
| Iem TypeSummary | H |
| Iem Magnitude | 0.75 |
| Iem Unit | Inch |
| Iem City | Pflugerville |
| Iem County | Travis |
| Iem State | TX |
| Iem Wfo | EWX |
| Iem Remark | Emergency manager forwarded a picture of penny size hail in Pflugerville. Time estimated from radar. |
| MergedSources | [{"id":"iem_D_30.140_-97.800_1778359080000","source":"iem","severity":"low","severityValue":25,"timestamp":1778359080000,"latitude":30.14,"longitude":-97.8},{"id":"iem_H_30.440_-97.620_1778353440000","source":"iem","severity":"low","severityValue":25,"timestamp":1778353440000,"latitude":30.44,"longitude":-97.62}] |
Safety Information
Always follow official guidance from your local emergency management agency. This platform provides scientific monitoring data and is not a substitute for official warnings. If you are in immediate danger, contact your local emergency number.
Series begins 10 February 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
Calamity.live data shows a weather event with CalamityScore 52/100, near Kyle (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.