https://www.weather.gov/media/notification/scn20-43nos_ofs.pdf
1. Retention period change - Only the most recent 31 days of OFS output files will be available on CO-OPS THREDDS.
2. File structure changes - To improve THREDDS performance related to file access and data aggregation
All model nowcast and forecast information is based on a hydrodynamic model and should be considered as computer-generated nowcast and forecast guidance.
Water Level Nowcast
This water level animation was created from the latest CBOFS nowcast for the Chesapeake Bay.
The nowcast is of the most recent water levels as simulated by CBOFS when it is forced by recent observations
and reanalysis products.