Heavy Mountain Snow across Portions of the Rockies and Intermountain West; Mainly Tranquil Weather for the East

A storm will move across the Intermountain West and Rockies through Tuesday. Heavy snow is forecast for the higher terrain with rain for lower elevations. Meanwhile, large area of high pressure for the East will keep the weather tranquil with moderating temperatures. Later this week, a more significant storm is possible for the West, especially for northern California.
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Coastal Waters Forecast for Coastal Waters From Point Grenville To Cape Shoalwater Out 10 Nm (PZZ156) (Text-Only)
NWS Forecast for: Coastal Waters From Point Grenville To Cape Shoalwater Out 10 Nm (PZZ156)
Issued by: National Weather Service Seattle, WA
Last Update: 257 PM PDT Mon Oct 18 2021




Tonight: S wind to 10 kt becoming SE 10 to 20 kt after midnight. Wind waves 1 to 3 ft. W swell 7 ft at 11 seconds subsiding to 5 ft at 10 seconds after midnight.

Tue: SE wind 15 to 25 kt. Wind waves 3 to 5 ft. W swell 4 ft at 8 seconds.

Tue Night: SE wind 20 to 30 kt. Wind waves 5 to 7 ft. SW swell 8 ft at 12 seconds building to 11 ft at 11 seconds after midnight. A chance of rain in the evening then rain likely after midnight.

Wed: SE wind 20 to 30 kt becoming S 15 to 25 kt in the afternoon. Wind waves 4 to 6 ft. SW swell 11 ft at 12 seconds.

Wed Night: SE wind 15 to 25 kt. Wind waves 2 to 4 ft. SW swell 9 ft at 11 seconds.

Thu: SE wind 20 to 30 kt rising to 25 to 35 kt in the afternoon. Combined seas 7 to 10 ft with a dominant period of 10 seconds.

Thu Night: SE wind 20 to 30 kt becoming S 15 to 20 kt after midnight. Wind waves 5 to 7 ft subsiding to 1 to 3 ft after midnight. SW swell 13 ft at 12 seconds.

Fri: S wind 5 to 15 kt. Wind waves 1 to 3 ft. W swell 13 ft.

Sat: SE wind 15 to 25 kt becoming S 5 to 15 kt. Wind waves 2 to 4 ft subsiding to 1 to 2 ft. W swell 8 ft.



Zone Forecast: Coastal Waters From Point Grenville To Cape Shoalwater Out 10 Nm (PZZ156)

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