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Introduction

Introduction Interface

Support Sentence

NMEA0183

Support AIS Message

Message Usage IALA Msg6 IMO Metero Hydro

FAQ

Chaining AtoN Status Bits MMSI

Meteorological and Hydrographic data

Parameter No. of bits NMEA0183 formatter Notes
Message Id 6    
Repeat Indicator 2    
Source ID 30    
Spare 2    
IAI 16    
Longitude 25    
Latitude 24    
Position Accuracy 1    
UTC Day 5    
UTC Hour 5    
UTC Minute 5    
Average Wind Speed 7 MWD wind speed output The wind speed provided by the sensor is averaged over 10 minutes before transmit AIS message
Wind Gust 7 MWD wind speed output This value is the peak wind speed recorded during the previous 10 minute period
Wind Direction 9 MWD wind speed output The wind direction provided by the sensor is averaged over 10 minutes before transmit AIS message
Wind Gust Direction 9 MWD wind direction output The direction of the wind at the peak wind speed during the previous 10 minute period
Air Temperature 11 MDA air temperature output The air temperature provided by the sensor is averaged over 10 minutes before output
Relative Humidity 7    
Dew Point 10    
Air Pressure 9 MDA barometric pressure output The barometric pressure provided by the sensor is averaged over 10 minutes before output
Air Pressure Tendency 2 MDA barometric pressure output The air pressure is monitored over a 30 minute period and ‘steady’, ‘increasing’ or ‘decreasing’ tendency reported as appropriate
Horizontal Visibility 8    
Water level (incl. tide) 12   Water level averaged over the data reporting interval specified for this message.
Water Level Trend 2    
Surface Current Speed (incl.tide) 8    
Surface Current Direction 9    
Current Speed, #2 8    
Current Direction, #2 9    
Current Measuring level, #2 5    
Current Speed, #3 8    
Current Direction, #3 9    
Current Measuring level, #3 5    
Significant Wave Height 8    
Wave Period 6    
Wave Direction 9    
Swell Height 8    
Swell Period 6    
Swell Direction 9    
Sea State 4    
Water Temperature 10 MTW, water temperature degrees C Current temperature reported by the sensor
Precipitation (type) 3    
Salinity 9    
Ice 2    
Spare 10   -