NOAA Logo National Centers for Environmental Information

formerly the National Oceanographic Data Center (NODC)...  more on NCEI

NOAA Satellite and Information Service

You are here: Home › Thermosalinograph Data Portal

TSG Portal:

Thermosalinograph Data Portal

The NCEI thermosalinograph (TSG) database provides a comprehensive set of uniformly, quality-controlled in situ sea surface salinity and temperature of TSG observation data collected from 1980 to the present. Data are stored in the NCEI NetCDF format with the trajectory feature type. This data access portal allows you to search the TSG database by data parameter, data source, observation date and spatial range.

Data Parameters

Data Sources

Choose one:

Observation Dates (1980-01-03 to Present)

Start date:
End date: 

Additional Terms

Search for:

Geographic Coverage

Hold the "shift" key and drag to select an area.
West: East:

Searching for:
Variables / Parameters:
Observation Category:
Observation Dates:
Geographic Coverage:
Additional Terms:

See results through REST

Since we are downloading all the files in the search results, it takes time for the system to process the request. Please view the status of the download request below

Please click here if the download does not begin in about 15-20 minutes.

Note: The progress bar is just an approximation of the progress of the download. Actual download might begin few minutes before or after the progress bar is complete.