Areas Of Locally Heavy Snow And Rain Today
A strong low pressure system over the Great Lakes will produce locally heavy snow and rain, before reaching eastern Canada by tomorrow morning. Heavy snow is expected across the Upper Mississippi Valley and Great Lakes with the arrival of an Arctic air mass, while locally heavy rain is possible along and ahead of the associated cold front over the eastern Ohio Valley and southeastern New England.
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| NWS Forecast for: Northern Inland Waters Including The San Juan Islands (PZZ133) Issued by: National Weather Service Seattle, WA Last Update: 227 PM PST Mon Dec 9 2019 | |
| Tonight: Light wind becoming SE to 10 kt after midnight. Wind waves 1 ft or less. Patchy fog after midnight. Tue: SE wind 5 to 15 kt becoming 10 to 20 kt in the afternoon. Wind waves 1 to 3 ft. Patchy fog in the morning. A chance of rain in the morning then rain likely in the afternoon. Tue Night: SE wind to 10 kt. Wind waves 1 ft or less. A chance of rain in the evening then a chance of showers after midnight. Wed: SE wind to 10 kt becoming 5 to 15 kt in the afternoon. Wind waves 2 ft or less. Wed Night: SE wind 15 to 25 kt becoming 10 to 20 kt after midnight. Wind waves 1 to 4 ft. Thu: S wind 5 to 15 kt becoming to 10 kt in the afternoon. Wind waves 2 ft or less. Thu Night: S wind 5 to 15 kt becoming to 10 kt after midnight. Wind waves 2 ft or less. Fri: S wind to 10 kt becoming light. Wind waves 1 ft or less. Sat: S wind to 10 kt becoming E. Wind waves 1 ft or less. | |
| Zone Forecast: Northern Inland Waters Including The San Juan Islands (PZZ133) | |
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