Users Manual

Operating Manual Smart Weather Sensor
G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany 23
6.15.1 WMO Codes (WS100 only)
Sampling rate 1 minute (10min floating average)
Response threshold 0.1mm/h
Request channels:
UMB Channel
Measurement Variable (uint8)
Coding
780
WMO Synop Code 4680 wawa
(Present Weather, automated
station)
0 = No significant weather
51 = drizzle, not freezing, slight
52 = drizzle, not freezing, moderate
53 = drizzle, not freezing, heavy
57 = drizzle + rain, slight
58 = drizzle + rain, moderate/heavy
61 = rain, not freezing, slight
62 = rain, not freezing, moderate
63 = rain, not freezing, heavy
67 = rain/drizzle + snow, slight
68 = rain/drizzle + snow, mod./heavy
71 = snow, slight
72 = snow, moderate
73 = snow, heavy
89 = hail
781
WMO Synop Code 4680 WaWa
(currently not avalailable)
Same coding as channel 780
785
WMO Synop Code 4677 ww
(Present weather, manned
station)
00 = no cloud development observed
51 = drizzle, not freezing, continuous, slight
53 = drizzle, not freezing, continuous, moderate
55 = drizzle, not freezing, continuous, heavy
58 = drizzle and rain, slight
61 = rain, not freezing, continous, slight
63 = rain, not freezing, continous, moderate
65 = rain, not freezing, continuous, heavy
68 = rain/drizzle + snow, slight
69 = rain/drizzle + snow, moderate/heavy
71 = continuous fall of snow, slight
73 = continuous fall of snow, moderate
75 = continuous fall of snow, heavy
89 = hail shower, slight
90 = hail shower, moderate/heavy
786
WMO Synop Code 4677WW
(currently not available)
Same coding as channel 785
Note: The code lists only include synop codes supported by WS100-UMB. For the complete
Synop tables 4680 and 4677 and for more details please consult the related WMO
documents (e.g. Manual on Codes (WMO-No.306), Volume I.1, Part A –Alphanumeric
Codes).