NOTUM STORM GUARD

MTG-LI lightning-impact nowcaster ·
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UTC

Live map probability of ≥2 LI flashes within 20 km

0%
100%
no prediction yet

Velika Gorica

forecast history · selected lead bin · dots = realized outcome
leadBrierPODFARCSIn

Live satellite data

domain flash counts per 5 min · last 6 h

Ensemble independent experts, combined per lead bin

expertinputsstateweight
weights ∝ 1/val-Brier² per lead bin, renormalized over the experts available each tick — a stale source drops its expert and costs accuracy, never availability

Training

train loss
val Brier (mean)

Forecast quality vs baselines, last 7 days

leadbase ratemodelpersistadvectclimoBSSPR-AUCCSI
reliability · selected bin (diagonal = perfect)