NMEA MWD datagram
The NMEA MWD datagram provides the direction from which the wind blows across the earth's surface. The wind direction is related to north. The datagram also offers the wind speed.
Format
$--MWD,x.x,T,y.y,M,z.z,N,s.s,M*hh<CR><LF>
Description
1
$—
:
Talker identifier
2
MWD
:
Datagram identifier
3
x.x,T
:
Wind direction, true
(
0 to 359°
)
4
y.y,M
:
Wind direction, magnetic
(
0 to 359°
5
z.z,N
:
Wind speed in knots
6
s.s,M
:
Wind speed in meters/second
7
*hh
:
Checksum
Related topics
NMEA datagram formats
Setting up the input from a navigation system (GPS)
Setting up the interface from a fixed sound speed sensor
Setting up the input from a motion reference unit (MRU)