This alert expired on 28 May 2026 at 17:15 UTC. It is kept here as a record.
No stronger detection stands among the 58 recorded within 20 km of this point since 12 March 2026 — 27 others scored the same. The last comparable one was on 27 May 2026. 9 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flood Warning issued May 27 at 10:11PM EDT until May 28 at 8:00PM EDT by NWS Indianapolis IN
An estimated 99,518 people live within 50 km of this point.
Nearby, since 12 March 2026
- May 29, 2026 · score 39 · 5.5 km
- June 18, 2026 · score 34 · 8.9 km
- July 3, 2026 · score 32 · 10.2 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 39 out of 100, at 86 % 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) | 39 / 100 |
| Our confidence | 86% |
| Coordinates | 38.7979, -86.7180 |
| Nearest City | Bloomington (44 km) |
| Population Exposed | 99.5K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-28T02:11:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Flood Warning_noaa_urn:oid:2.49.0.1.840.0.43388a7477cef338260a6d4681f17134 |
Score Breakdown
Technical Details
| Event | Flood Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Lawrence, IN; Martin, IN; Daviess, IN; Gibson, IN; Knox, IN; Pike, IN; Gibson, IN; Knox, IN and 1 more areas |
| Headline | Flood Warning issued May 27 at 10:11PM EDT until May 28 at 8:00PM EDT by NWS Indianapolis IN |
| Expires | 2026-05-28T13:15:00-04:00 |
| SenderName | NWS Indianapolis IN |
| HasExactCoords | true |
| MergedCount | 6 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.43388a7477cef338260a6d4681f17134958ca6c6.005.1","noaa_urn:oid:2.49.0.1.840.0.43388a7477cef338260a6d4681f17134958ca6c6.007.1","noaa_urn:oid:2.49.0.1.840.0.43388a7477cef338260a6d4681f17134958ca6c6.003.1","noaa_urn:oid:2.49.0.1.840.0.43388a7477cef338260a6d4681f17134958ca6c6.002.1","noaa_urn:oid:2.49.0.1.840.0.43388a7477cef338260a6d4681f17134958ca6c6.001.1","noaa_urn:oid:2.49.0.1.840.0.43388a7477cef338260a6d4681f17134958ca6c6.006.1"] |
| Iem TypeSummary | R |
| Iem Magnitude | 1.1 |
| Iem Unit | Inch |
| Iem City | 4 S Devore |
| Iem County | Owen |
| Iem State | IN |
| Iem Wfo | IND |
| MergedSources | [{"id":"iem_R_39.360_-86.760_1779919080000","source":"iem","severity":"low","severityValue":25,"timestamp":1779919080000,"latitude":39.36,"longitude":-86.76}] |
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 in this area?
Calamity.live data shows a weather event with CalamityScore 39/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.