Major Storm Arriving Into The Western U.S.
A major Pacific storm system will arrive into the Pacific Northwest and produce locally heavy rain, heavy mountain snow, gusty winds and a slew of marine hazards. This significant storm will dig down the West Coast over the weekend into the Southwestern U.S. For Saturday and Sunday, expect heavy to excessive rainfall along the California coast and widespread heavy mountain snow across the West.
High and low forecast temperature values represent air temperature.
Last Update: 6:05 pm EST Dec 9, 2022
Forecast Valid: 7pm EST Dec 9, 2022-6pm EST Dec 16, 2022
High pressure will be located to the northeast, as a weak cold front moves south across area Tonight. The high to the northeast will strengthen on Saturday, as an inverted trough develops over the coastal waters. The high and trough will weaken into Sunday, as a cold front approaches from the north. This cold front will sink south across region Sunday night through Monday. High pressure will build to the northeast Tuesday into Tuesday night, with troughing gradually weakening over the coastal waters. A warm front will lift north across the area Wednesday into Wednesday night. A strong cold front will move east southeast across the area Thursday.
The approximate location of the west wall of the Gulf Stream as of Dec 08, 2022 at 1200 UTC...
50 nautical miles east of Flagler Beach. 59 nautical miles east of Saint Augustine Beach. 75 nautical miles east southeast of Jacksonville Beach. 85 nautical miles east of St Simons Island.
This data courtesy of the Naval Oceanographic Office.
- 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.