Heavy Precipitation for Pacific Northwest; Heavy Snow Diminishing across New England
Multiple rounds of heavy to excessive rainfall, mountain snow and gusty winds will impact the Northwest U.S. into the central and northern Rockies this week. Urban, small stream, and moderate to isolated major river flooding are also expected across the Cascades through mid-week. Meanwhile, the heavy snow threat across the Northeast will finally diminish this evening.
High and low forecast temperature values represent air temperature.
Last Update: 3:28 am EST Dec 5, 2023
Forecast Valid: 5am EST Dec 5, 2023-6pm EST Dec 11, 2023
Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.
- This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
- The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.