This alert expired on 23 May 2026 at 02:30 UTC. It is kept here as a record.
It is the 5th strongest of the 42 detections recorded within 20 km of this point since 4 April 2026. Another comparable one was recorded here earlier the same day. 24 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flash Flood Warning issued May 22 at 7:48PM CDT until May 22 at 9:30PM CDT by NWS Lubbock TX
An estimated 269,961 people live within 50 km of this point.
Nearby, since 4 April 2026
- July 1, 2026 · score 34 · 9.6 km
- June 27, 2026 · score 34 · 18.1 km
- May 22, 2026 · score 67 · 18.4 km
How we know
Confirmed by 24 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 89 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 43 / 100 |
| Our confidence | 89% |
| Coordinates | 33.9967, -101.6917 |
| Nearest City | Plainview (20 km) |
| Population Exposed | 270.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-23T00:48:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.85c4adddb223cf768ea706581647386f4759dfda.001.1 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Hale, TX |
| Headline | Flash Flood Warning issued May 22 at 7:48PM CDT until May 22 at 9:30PM CDT by NWS Lubbock TX |
| Expires | 2026-05-22T21:30:00-05:00 |
| SenderName | NWS Lubbock TX |
| HasExactCoords | true |
| Iem TypeSummary | H |
| Iem Magnitude | 1.75 |
| Iem Unit | Inch |
| Iem City | 1 WNW Slaton |
| Iem County | Lubbock |
| Iem State | TX |
| Iem Wfo | LUB |
| Iem Remark | Media viewer sent in hail picture. |
| MergedSources | [{"id":"iem_H_34.000_-101.590_1779493980000","source":"iem","severity":"low","severityValue":25,"timestamp":1779493980000,"latitude":34,"longitude":-101.59},{"id":"iem_H_34.140_-101.700_1779486960000","source":"iem","severity":"low","severityValue":25,"timestamp":1779486960000,"latitude":34.14,"longitude":-101.7},{"id":"iem_H_34.020_-101.600_1779490800000","source":"iem","severity":"low","severityValue":25,"timestamp":1779490800000,"latitude":34.02,"longitude":-101.6},{"id":"iem_H_34.090_-101.610_1779489240000","source":"iem","severity":"low","severityValue":25,"timestamp":1779489240000,"latitude":34.09,"longitude":-101.61},{"id":"iem_H_33.950_-101.590_1779490560000","source":"iem","severity":"low","severityValue":25,"timestamp":1779490560000,"latitude":33.95,"longitude":-101.59},{"id":"iem_H_34.020_-101.600_1779491400000","source":"iem","severity":"low","severityValue":25,"timestamp":1779491400000,"latitude":34.02,"longitude":-101.6},{"id":"iem_W_34.420_-102.070_1779491340000","source":"iem","severity":"low","severityValue":25,"timestamp":1779491340000,"latitude":34.42,"longitude":-102.07},{"id":"iem_H_33.620_-101.770_1779490200000","source":"iem","severity":"low","severityValue":25,"timestamp":1779490200000,"latitude":33.62,"longitude":-101.77},{"id":"iem_H_34.020_-101.630_1779489900000","source":"iem","severity":"low","severityValue":25,"timestamp":1779489900000,"latitude":34.02,"longitude":-101.63},{"id":"iem_W_33.930_-102.210_1779489240000","source":"iem","severity":"low","severityValue":25,"timestamp":1779489240000,"latitude":33.93,"longitude":-102.21},{"id":"iem_H_33.950_-101.650_1779494220000","source":"iem","severity":"low","severityValue":25,"timestamp":1779494220000,"latitude":33.95,"longitude":-101.65},{"id":"iem_H_33.430_-101.660_1779487740000","source":"iem","severity":"low","severityValue":25,"timestamp":1779487740000,"latitude":33.43,"longitude":-101.66},{"id":"iem_E_34.060_-101.840_1779494040000","source":"iem","severity":"low","severityValue":25,"timestamp":1779494040000,"latitude":34.06,"longitude":-101.84},{"id":"iem_W_34.270_-102.410_1779489720000","source":"iem","severity":"low","severityValue":25,"timestamp":1779489720000,"latitude":34.27,"longitude":-102.41},{"id":"iem_H_34.040_-101.600_1779490560000","source":"iem","severity":"low","severityValue":25,"timestamp":1779490560000,"latitude":34.04,"longitude":-101.6},{"id":"iem_H_34.020_-101.620_1779489780000","source":"iem","severity":"low","severityValue":25,"timestamp":1779489780000,"latitude":34.02,"longitude":-101.62},{"id":"iem_H_34.020_-101.630_1779490080000","source":"iem","severity":"low","severityValue":25,"timestamp":1779490080000,"latitude":34.02,"longitude":-101.63},{"id":"iem_W_34.160_-101.700_1779487320000","source":"iem","severity":"low","severityValue":25,"timestamp":1779487320000,"latitude":34.16,"longitude":-101.7},{"id":"iem_W_34.280_-101.900_1779491340000","source":"iem","severity":"low","severityValue":25,"timestamp":1779491340000,"latitude":34.28,"longitude":-101.9},{"id":"iem_T_33.930_-101.870_1779492360000","source":"iem","severity":"low","severityValue":25,"timestamp":1779492360000,"latitude":33.93,"longitude":-101.87},{"id":"iem_H_33.950_-101.700_1779494700000","source":"iem","severity":"low","severityValue":25,"timestamp":1779494700000,"latitude":33.95,"longitude":-101.7},{"id":"iem_F_33.980_-101.700_1779495900000","source":"iem","severity":"low","severityValue":25,"timestamp":1779495900000,"latitude":33.98,"longitude":-101.7},{"id":"iem_H_33.450_-101.660_1779488400000","source":"iem","severity":"low","severityValue":25,"timestamp":1779488400000,"latitude":33.45,"longitude":-101.66}] |
Safety Information
During flooding: never walk, swim, or drive through floodwaters. Six inches of moving water can knock you down, and one foot of water can sweep away a vehicle. Move to higher ground if waters rise. After flooding, avoid contact with floodwater which may contain sewage, chemicals, or debris. Follow local emergency service guidance.
Series begins 8 March 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.
Want to know when something happens near Plainview?
Calamity.live data shows a weather event with CalamityScore 43/100, near Plainview (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.