
The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >
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| Coastal Waters near shore waters and westward out to 60 nautical miles | ||
| California | ||
| Oregon and Washington | ||
| Offshore Waters 60 to 250 nautical miles offshore | ||
| High Seas Forecasts beyond 250 nautical miles | ||
| Marine Forecasts across the country | ||
| Graphical/Digital Marine Forecasts | ||