NDBC has recently revised the NDBC Handbook of Automated Data Quality Control Checks and Procedures. The new document can be found on our Publications page.

Station CASM1 - 8418150 - Portland, ME

Links for real time data for station CASM1 are listed below:
(Times are in GMT, Wind Speed is in m/s, and Wave Height is in meters)

View Station Page
View Historical Data