Precipitation Types
The following symbols are used in the “Precipitation Type”
section in the map legend to describe the type of precipitation that
occurred. This section is included in
the daily maps only.
R Rain
S Snow
L Drizzle
IP Ice
pellets (sleet)
SG Snow grains
IC Ice crystals
A Hail
Z denotes freezing
precipitation
ZR Freezing rain
ZL Freezing drizzle
W denotes showery
precipitation
RW Rain shower
SW Snow shower
T denotes thunder
TRW Thunderstorm
Precipitation
intensity is denoted by placing, a “+”, “-“, or nothing after the symbol
+ Heavy
Moderate
- Light
For
example, S+ is heavy snow, RW- is a light rain shower, TRW is a moderate
thunderstorm.
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