US Voluntary Observing Ship Meteorological Data from TurboWin E-Logbook Software

Voluntary Observing Ships (VOS) report surface marine observations in both real-time and delayed-mode formats. The data is collected via the TurboWin Version 5.0 e-logbook software, which structures reports in the IMMT-4 format for later retrieval and archiving by the National Climatic Data Center. This dataset represents delayed-mode observations stored on ship hard drives and transmitted after vessels return to port.

Use Cases

• Modeling historical marine weather patterns based on surface observations from ships.
• Analyzing sea surface conditions and atmospheric data collected via the VOS program.
• Validating satellite-derived oceanographic data with in-situ ship-based measurements.

Strengths

• Data originates from the established US Voluntary Observing Ships (VOS) program.
• Observations are recorded in a standardized format (IMMT-4) by specific e-logbook software (TurboWin Version 5.0).

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Last update date is unknown; freshness unverified.

Provenance

Source

NOAA_NCEI

Collection Method

Observations entered into TurboWin Version 5.0 e-logbook software by ship observers, saved in IMMT-4 format, and later retrieved from ship hard drives for archiving.

Time Range

Temporal coverage, or null.

Freshness

Update frequency or recency, or null.

Geography

Spatial coverage likely includes global shipping routes where US VOS operate, but specific geography is not stated.