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Entry: Radar reflectivity in decibel

stable

URI: http://codes.wmo.int/wmdr/unit/dBZ    

Logarithm (with base 10) of the ratio Z/Z0, multiplied by 10, where Z is the radar reflectivity factor and Z0 is a reference value of 1 mm⁶/m³ (which corresponds to the reflectivity of a droplet of 1 mm diameter).

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is a Concept
submitted byamilan17

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date submitted 11 Jun 2026 13:58:00.300
definition
entity Radar reflectivity in decibel
source graph graph

description Logarithm (with base 10) of the ratio Z/Z0, multiplied by 10, where Z is the radar reflectivity factor and Z0 is a reference value of 1 mm⁶/m³ (which corresponds to the reflectivity of a droplet of 1 mm diameter).
item class Concept
label Radar reflectivity in decibel
notation dBZ
register unit
status status stable
submitter
account name https://api.github.com/users/amilan17
name amilan17

type register item
version info 1
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Definition

description Logarithm (with base 10) of the ratio Z/Z0, multiplied by 10, where Z is the radar reflectivity factor and Z0 is a reference value of 1 mm⁶/m³ (which corresponds to the reflectivity of a droplet of 1 mm diameter).
label Radar reflectivity in decibel
notation dBZ
type Concept