Mye lyn pågår, gult nivå, Deler av Østlandet, 2026-06-04T12:50:00+00:00, 2026-06-04T18:00:00+00:00
Det er fare for tordenvær med mye lyn. Det vil være lokale forskjeller i intensitet. Noen steder vil ikke få tordenvær.
Geographic Context
This weather event occurred near Horten (approximately 7 km away) in Norway, an area that experiences a range of natural hazards. An estimated 614.4K people live within 50 km of the event location, placing this in the "significant" population impact tier.
Event Assessment
This event is a weather event classified as medium severity. Calamity.live has classified it as "medium" severity with a severity value of 45. The computed Calamity Score is 48 out of 100, reflecting a moderate-impact event. The primary scoring components are: population (85), historical (80), intensity (35). Data for this event was sourced from met_norway, one of the 250 scientific monitoring sources aggregated by Calamity.live.
Regional Monitoring Context
Norway has a documented history of weather events. Monitoring for weather events in the region relies on a combination of ground-based sensors, satellite remote sensing, and official reporting from national agencies. The frequency and severity of such events are tracked over time to support risk assessment and emergency preparedness.
Event Data
| Type | Weather |
| Severity | medium |
| Severity Value | 45 |
| Calamity Score | 48 / 100 |
| Confidence | 64% |
| Coordinates | 59.3873, 10.3820 |
| Nearest City | Horten (7 km) |
| Population Exposed | 614.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-29T13:26:06.753Z |
| Source | https://www.met.no/vaer-og-klima/ekstremvaervarsler-og-andre-farevarsler/vaerfenomener-som-kan-gi-farevarsel-fra-met/lyn |
Score Breakdown
Technical Details
| Event | lightning |
| Certainty | Observed |
| CapSeverity | Moderate |
| AreaDesc | Deler av Østlandet |
| AwarenessType | 3; Thunderstorm |
| Instruction | Hold deg oppdatert: Følg utviklingen av tordenværet på yr.no/nb/kart/lyn. Unngå å sette deg selv i fare: Unngå utendørsaktiviteter på utsatte områder, som på fjellet, i vann eller på åpne sletter. Unngå å være det høyeste punktet i området. Søk ly mens tordenværet pågår, men unngå å søke ly under et tre. Ikke opphold deg i vann eller i en liten båt. |
| RiskMatrixColor | Yellow |
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.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
Calamity.live data shows a weather event with CalamityScore 48/100, near Horten (Norway), based on data from met_norway. Source: Calamity.live, a platform aggregating real-time data from 197 scientific monitoring sources.