Right now
The most recent data we hold from NOAA arrived 7 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
One other detection within 20 km in the last 24 hours, 9 km from here.
This alert expired on 16 May 2026 at 01:30 UTC. It is kept here as a record.
No stronger detection stands among the 24 recorded within 20 km of this point since 23 April 2026 — 17 others scored the same. Another comparable one was recorded here earlier the same day. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 15 at 7:27PM CDT until May 15 at 8:30PM CDT by NWS Des Moines IA
An estimated 24,649 people live within 50 km of this point.
Nearby, since 23 April 2026
- July 2, 2026 · score 34 · 20.1 km
- August 9, 2026 · score 34 · 20.9 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 34 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) | 34 / 100 |
| Our confidence | 89% |
| Coordinates | 42.4695, -94.5296 |
| Nearest City | Fort Dodge (30 km) |
| Population Exposed | 24.6K within 50 km |
| Impact Tier | significant |
| Date | 2026-05-16 — time not reported by the source |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.3143b85074a61e57e581e19a823c84c8 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Adair, IA; Adams, IA; Clarke, IA; Decatur, IA; Madison, IA; Ringgold, IA; Union, IA; Cherokee, IA; Ida, IA; Woodbury, IA; Sac, IA and 8 more areas |
| Headline | Severe Thunderstorm Warning issued May 15 at 7:27PM CDT until May 15 at 8:30PM CDT by NWS Des Moines IA |
| Expires | 2026-05-15T20:30:00-05:00 |
| SenderName | NWS Des Moines IA |
| HasExactCoords | true |
| MergedCount | 11 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.3143b85074a61e57e581e19a823c84c840f1bc31.001.1","noaa_urn:oid:2.49.0.1.840.0.c3796b859155f7f394354a42ef09844f35520f5d.002.1","noaa_urn:oid:2.49.0.1.840.0.6681a16ce31202408712fcdaec3abf3a3697abbc.001.1","noaa_urn:oid:2.49.0.1.840.0.9a2633d8675a0a772ee66d7bdadf017d57636ed7.001.1","noaa_urn:oid:2.49.0.1.840.0.4569dfb8e229d2ce0c6dc6532bb76dd0b97c8dd1.002.1","noaa_urn:oid:2.49.0.1.840.0.99b816ad6bd455825303aba463f05ebfad6bf83a.001.1","noaa_urn:oid:2.49.0.1.840.0.cf3cb3a6cae8e9012b1cdab4b3e594cbe24b184a.001.1","noaa_urn:oid:2.49.0.1.840.0.f4bb2e4a92de1ec43c3fe02900fb33be0e16089c.001.1","noaa_urn:oid:2.49.0.1.840.0.09ce11ed1ff7828016bad70ceb44bf1287e57501.001.1","noaa_urn:oid:2.49.0.1.840.0.7c231f4945147363457dd80c083e4f0f2c66acd4.001.1","noaa_urn:oid:2.49.0.1.840.0.4ce20031d1507a8f62ef38837b8065656b87be5d.002.1"] |
| Iem TypeSummary | H |
| Iem Magnitude | 0.88 |
| Iem Unit | Inch |
| Iem City | 3 SSE Alta |
| Iem County | Buena Vista |
| Iem State | IA |
| Iem Wfo | FSD |
| MergedSources | [{"id":"iem_H_42.600_-95.000_1778888580000","source":"iem","severity":"low","severityValue":25,"timestamp":1778888580000,"latitude":42.6,"longitude":-95},{"id":"iem_H_42.630_-95.270_1778888160000","source":"iem","severity":"low","severityValue":25,"timestamp":1778888160000,"latitude":42.63,"longitude":-95.27}] |
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 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 Fort Dodge?
Calamity.live data shows a weather event with CalamityScore 34/100, near Fort Dodge (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.