This alert expired on 10 August 2026 at 07:15 UTC. It is kept here as a record.
It is the 12th strongest of the 49 detections recorded within 20 km of this point since 13 April 2026. Another comparable one was recorded here earlier the same day. 4 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued August 10 at 2:07AM CDT until August 10 at 2:15AM CDT by NWS Chicago IL
An estimated 376,558 people live within 50 km of this point.
Nearby, since 13 April 2026
- July 27, 2026 · score 72 · 10.3 km
- June 25, 2026 · score 48 · 15.4 km
- May 18, 2026 · score 43 · 17.2 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 43 out of 100, at 81 % 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) | 43 / 100 |
| Our confidence | 81% |
| Coordinates | 41.3092, -86.9971 |
| Nearest City | Valparaiso (19 km) |
| Population Exposed | 376.6K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-10T07:07:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.96c15b5416f1f0c52a2fe977519a4a62 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Ford, IL; Iroquois, IL; Ford, IL; Iroquois, IL; Benton, IN; Jasper, IN; Newton, IN; White, IN and 2 more areas |
| Headline | Severe Thunderstorm Warning issued August 10 at 2:07AM CDT until August 10 at 2:15AM CDT by NWS Chicago IL |
| Expires | 2026-08-10T02:15:00-05:00 |
| SenderName | NWS Chicago IL |
| HasExactCoords | true |
| MergedCount | 5 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.96c15b5416f1f0c52a2fe977519a4a620eb59b9c.001.1","noaa_urn:oid:2.49.0.1.840.0.9bfe5de2d870530900f17134861cd7435f9eb147.002.1","noaa_urn:oid:2.49.0.1.840.0.585e9ffb247782b45c2b073e9a89f1e504e80017.001.1","noaa_urn:oid:2.49.0.1.840.0.d01617d1045591fb101c997db1d06f017911b915.001.1","noaa_urn:oid:2.49.0.1.840.0.7407b52ae6212735b94aa5b2d45b4e14af38dfd6.001.1"] |
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 43/100, near Valparaiso (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.