Calamity
MediumSevere WeatherCalamity Score: 22

Severe Weather in United States

StevensUnited StatesNOAA

Right now

The most recent data we hold from NOAA arrived 2 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.

Nothing else has been detected within 20 km in the last 24 hours.

This alert expired on 10 June 2026 at 07:30 UTC. It is kept here as a record.

No stronger detection stands among the 15 recorded within 20 km of this point since 15 March 2026 — 6 others scored the same. Another comparable one was recorded here earlier the same day. 3 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Severe Thunderstorm Warning issued June 10 at 1:47AM CDT until June 10 at 2:30AM CDT by NWS Twin Cities/Chanhassen MN

How we know

One source: NOAA. Not yet confirmed by a second, independent source.

Our own score for this event is 22 out of 100, at 62 % 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

TypeSevere Weather
SeverityMedium
Calamity Score (ours)22 / 100
Our confidence62%
Coordinates45.7203, -95.9435
Nearest CityWillmar (97 km)
Impact Tierminor
Timestamp2026-06-10T06:47:00.000Z
Sourcehttps://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.9b06439ad8703cc58f6fc29c638d5b7b

Score Breakdown

35
intensity
0
population
0
cascading
80
historical

Technical Details

EventSevere Thunderstorm Warning
UrgencyImmediate
CertaintyObserved
AreaDescPope, MN; Stevens, MN; Chippewa, MN; Kandiyohi, MN; Meeker, MN; Pope, MN; Renville, MN; Swift, MN; Grant, MN; Otter Tail, MN and 2 more areas
HeadlineSevere Thunderstorm Warning issued June 10 at 1:47AM CDT until June 10 at 2:30AM CDT by NWS Twin Cities/Chanhassen MN
Expires2026-06-10T02:30:00-05:00
SenderNameNWS Twin Cities/Chanhassen MN
HasExactCoordstrue
MergedCount5
MergedIds["noaa_urn:oid:2.49.0.1.840.0.9b06439ad8703cc58f6fc29c638d5b7b27d47af0.001.1","noaa_urn:oid:2.49.0.1.840.0.802cda03e4f322c3a091bcfaa46de3d75801fb17.001.1","noaa_urn:oid:2.49.0.1.840.0.d61eccb33f057afb20863cd9cfe934ddfda39572.001.1","noaa_urn:oid:2.49.0.1.840.0.bf998e51c5c20b473dee73b7313567dfb5c1be5d.001.1","noaa_urn:oid:2.49.0.1.840.0.98f48e5e68a5a8e1209121e37737951c4fc5a3ff.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 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.

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Calamity.live data shows a weather event with CalamityScore 22/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.