Very simple form to hit the DIF SOS
Target: http://carocoops.org/cgi-bin/microwfs/difSOS.cgi
windspeed
windgust
windfromdirection
airpressure
airtemperature
watertemperature
waterconductivity
waterpressure
chlconcentration
currentspeed
currenttodirection
significantwaveheight
dominantwaveperiod
significantwavetodirection
relativehumidity
waterlevel
salinity
precipitation
solarradiation
eastwardcurrent
northwardcurrent
oxygenconcentrationabsolute
oxygenconcentrationpercent
turbidity
ph
visibility
drifterspeed
drifterdirection
gageheight
OBSERVEDPROPERTY(required): listing of operator/observation counts available from the database are
here
OFFERING(optional): like ndbc.41004.buoy, also accepts partial input for like comparison 'ndbc' for example will return all ndbc buoys. If unspecified will restrict data as specified by BBOX. Current offering list (organization/station/platform list) is available
here
BBOX(optional): (min lon East, min lat North, max lon East, max lat North like -80.00,32.00,-75.00,36.00) in decimal degrees. If unspecified will restrict data as specified by OFFERING.
EVENTTIME(optional): (YYYY-MM-DDTHH:MM:SS/YYYY-MM-DDTHH:MM:SS like 2008-01-01T00:00:00/2008-12-31T23:00:00) in GMT. If unspecified will return latest observation. Available database keeps a maximum of the most recent 3 days data.
difSOS Documentation