NOAA Operational Forecast System (OFS)

climate coastal disaster response environmental meteorological sustainability oceans water weather


The Operational Forecast System (OFS) has been developed to serve the maritime user community. OFS was developed in a joint project of the NOAA/National Ocean Service (NOS)/Office of Coast Survey, the NOAA/NOS/Center for Operational Oceanographic Products and Services (CO-OPS), and the NOAA/National Weather Service (NWS)/National Centers for Environmental Prediction (NCEP) Central Operations (NCO). OFS generates water level, water current, water temperature, water salinity (except for the Great Lakes) and wind conditions nowcast and forecast guidance four times per day.

Update Frequency

4 times a day, every 6 hours starting at midnight and generates 6-hour nowcasts and 48-hour forecast guidance


Open Data. There are no restrictions on the use of this data.


Managed By

See all datasets managed by NOAA.


For questions regarding data content or quality, visit the NOAA OFS site. For any questions regarding data delivery not associated with this platform or any general questions regarding the NOAA Big Data Project, email

Resources on AWS

  • Description
    Project data files
    Resource type
    S3 Bucket
    Amazon Resource Name (ARN)
    AWS Region

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