Bay of Bengal

Monsoon Buoy

R.V. Sagar Nidhi and Monsoon Buoy
Photo courtesy Sean Patrick Whelan
to ONR Web site
Principal funding provided by
Office Of Naval Research

Atmospheric Forcing and the Structure and Evolution of the Upper Ocean in the Bay of Bengal

Data Access - Real time data

The buoy was deployed on December 8, 2014 at 08:28 UTC from the Research Vessel Sagar Nidhi (Indian National Institute of Ocean Technology), out of Chennai, India. The water depth at the site is 2152 m.

NOTE: this is completely unedited data, please use with caution.
No magnetic correction has been applied to the winds.

ASIMet System 1 (SN 39) ASIMet System 2 (SN 40)
imet fig 1 imet fig 2
Detailed plots: System 1 System 2

File information

  • Text files begin with comment lines that begin with % to make them Matlab-compatible.
  • Header lines include the processing date, in local (Eastern) time.
  • Times in Iridium data records reflect the end of the hour during which averaged data was collected.
  • Times in Iridium data records are in UTC
  • There is a 'column header' line:
    % year mon day yearday hour min bpr atmp sst wnde wndn hrh swr lwr precip cond sal wnds wndd
    year 4-digit year
    mon Month number, starts at 1
    day Day of month, starts at 1
    yearday Day of year, starts at 1
    hour UTC; starts at 0
    min minute
    bprmBBarometric pressure
    atmp°CAir temperature
    sst°CSea surface temperature
    wndem/sEastward componenet of wind speed
    wndnm/sNorthward componenet of wind speed
    hrh%Relative humidity
    swrW/m2Shortwave radiation
    lwrW/m2Longwave radiation
    precipmmPrecipitation level
    cond1Sea surface conductivity
    salPSUSea surface salinity
    wndsm/sWind speed
    wndd°Wind direction (to)

Page updated: Sept.12, 2019