The USCGC Polar Star research vessel observational data is collected in the Pacific & Southern Oceans. All files contain the following parameters:
- DDHHMMZ MMM YY: Gives the day, hour, minute and second for the observation in UTC
- POSN: Gives the position of the ship at the time of the observation
- CSE: Gives the ship's heading/course
- SPD: Wind Speed in knots
- Description: Cloud cover and type
- Wind: Given in degrees and knots
- Seas: Given in degrees and feet
- Swells: Given in degrees and feet
- Visibility: Given in nautical miles
- Air Temperature: Given in degrees fahrenheit
- Sea Water Temperature: Given in degrees fahrenheit
- Barometric Pressure: Given in in inches of mercury
- Ice Conditions: Concentration of ice, ice type, and ice thickness given in feet
Recent data is in FM 13-IX ship coded format.