- Ice & Icebergs
- Other Hazards
- Digital Forecasts
- Electronic Marine Charting (ECDIS)
- Extratropical Storm Surge Models
- Freezing Spray
- Past Weather
- Product Information
- Receiving Products
- About OPC
Experimental Freezing Spray Guidance
The Overland* and Stallabrass images above depict the forecast ice accumulation rate (in cm/hour) at 12 hours, 24 hours, and 36 hours. The rate is an instantaneous forecast, not cumulative.
The guidance is based on the Global Forecast System (GFS) model data.
*More information on the Fetch Factor applied to Overland freezing spray algorithm (pdf).