Calamity
MediumSevere WeatherCalamity Score: 16

Severe Weather in Canada

CanadaNOAA

Right now

The most recent data we hold from NOAA arrived 4 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.

37 other detections within 20 km in the last 24 hours, the nearest 15 km from here.

This alert expired on 10 June 2026 at 02:30 UTC. It is kept here as a record.

It is the 47th strongest of the 55 detections recorded within 20 km of this point since 14 May 2026. The last comparable one was on 2 June 2026. 7 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Severe Thunderstorm Warning issued June 9 at 8:42PM CDT until June 9 at 9:30PM CDT by NWS Bismarck ND

Nearby, since 14 May 2026

How we know

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

Our own score for this event is 16 out of 100, at 60 % 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)16 / 100
Our confidence60%
Coordinates48.8067, -99.8067
Nearest CityBrandon (116 km)
Impact Tierminor
Timestamp2026-06-10T01:42:00.000Z
Sourcehttps://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.7b8e6dd1560aac44d830786ca43e11cb6c9b8fce.001.1

Score Breakdown

35
intensity
0
population
0
cascading
18
historical

Technical Details

EventSevere Thunderstorm Warning
UrgencyImmediate
CertaintyObserved
AreaDescRolette, ND
HeadlineSevere Thunderstorm Warning issued June 9 at 8:42PM CDT until June 9 at 9:30PM CDT by NWS Bismarck ND
Expires2026-06-09T21:30:00-05:00
SenderNameNWS Bismarck ND
HasExactCoordstrue

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 in this area?

Share:XLinkedIn

Calamity.live data shows a weather event with CalamityScore 16/100 (Canada), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.