HAB Forecasts

Bulletins will be transitioned to operational status by 2021 and was identified as one of the highest priority projects through the NOAA Ecological Forecasting Initiative based on:

  • Needs expressed by stakeholders
  • Maturity of the science
  • National significance

Archived HAB Bulletins


Funding is provided by NCCOS Monitoring and Event Response for Harmful Algal Blooms (MERHAB) program with additional support from NOAA’s Northwest Fisheries Science Center and the Olympic Region HAB (ORHAB) partnership.

The PNW Bulletin was developed with more than 15 years of funding from the NOAA National Ocean Service, National Centers for Coastal Ocean Science (NCCOS) sponsored research programs, Ecology and Oceanography of Harmful Algal Blooms (ECOHAB) and Monitoring and Event Response for Harmful Algal Blooms (MERHAB). Additional funding and support was provided by National Science Foundation ECOHAB program, NOAA Oceans and Human Health Initiative, the Centers for Disease Control, University of Washington, Washington State Department of Health, Washington Department of Fish and Wildlife, Quinault Indian Nation, and Makah Tribe.