KONRAD3D
Storm Cell Viewer
DWD NHB Radar Network
Convective Analysis
2026-05-02 · 15:25 UTC
Operational
— Cells
Layers
Cells
Legend
Cell Features
Cell Polygons
Cell Centroids
Forecast & Uncertainty
Forecast Track
Uncertainty Ellipses
Display
Severity Coloring
Dark Basemap
Severity
Gust
Area
ID
Severity Scale
Severity 0 — Low
Severity 1 — Moderate
Severity 2 — High
Severity 3 — Extreme
Wind Gust
< 55 km/h — Low
55 – 70 km/h — Warning
≥ 70 km/h — Alert
Hail (HYMEC)
NONE
— no hail detected
MIX
— rain + hail mixture
HAIL
— small hail confirmed
LARGE
— large hail ≥ 2 cm
Class 9 = highest near-ground hazard
Lightning Jump
Sudden increase ≥ 10 strokes / 5 min above background rate — signals a rapidly intensifying updraft and precedes severe hazards.
Map Elements
Cell polygon
Current centroid
Forecast track
Uncertainty ellipse
ID Notation
#
— recently merged cell
*
— recently split cell
Cell Details
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5-min update cycle
DWD NHB Radar
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