Active Weather Pattern in the West and into the Central U.S.

A series of weather systems will bring locally heavy rain, 1 to 3 feet of mountain snow, and strong winds up to 75 mph across the western states. Later this weekend and early next week, a strong low pressure system will spread wintry conditions and strong winds from the Plains into the Upper Midwest. Strengthening winds in the Southern Plains will increase fire weather threats. Warmer in the east.
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Last Update: 201 AM PST Thu Jan 18 2018

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San Diego, CA Local Forecast Office

18NM SSW Oceanside CA

Marine Zone Forecast


...GALE WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH SATURDAY EVENING...
Synopsis: PZZ700-182300- 201 AM PST Thu Jan 18 2018 .Synopsis for the far southern California coast... At 1 AM, totally neutral pressure gradients resulted in light and variable winds. Onshore flow will increase today through Friday as a storm moves into the coastal waters. This will bring some gales and hazardous seas late Friday through Saturday. Weaker northwest winds and smaller swell will follow Sunday and Monday. $$

Today
Wind variable less than 10 kt...becoming W to 10 kt in the afternoon. Wind waves 2 ft or less. Swell W 3 to 5 ft at 14 seconds. Patchy dense fog with vsby 1 nm or less in the morning.
Tonight
Wind variable less than 10 kt...becoming NW to 10 kt after midnight. Wind waves 2 ft or less. Swell W 4 to 7 ft at 18 seconds.
Fri
Wind NW to 10 kt...becoming W 10 to 20 kt in the afternoon. Wind waves 2 ft or less...becoming 3 to 4 ft in the afternoon. Swell W 5 to 8 ft at 16 seconds. Slight chance of showers.
Fri Night
Wind NW 15 to 25 kt with gusts to 35 kt. Wind waves 8 ft. Swell W 4 to 7 ft at 15 seconds. Slight chance of showers in the evening.
Sat
Wind NW 20 to 30 kt...becoming 15 to 20 kt in the afternoon. Gusts to 35 kt. Combined seas 10 ft dominant period 12 seconds.
Sat Night
Wind N 10 to 20 kt with gusts to 25 kt. Wind waves 5 ft. Swell W 5 to 8 ft.
Sun
Wind E 10 kt with gusts to 15 kt in the morning...becoming variable less than 10 kt. Wind waves 2 ft or less. Swell W 4 to 6 ft.
Sun Night
Wind N 10 kt with gusts to 15 kt. Wind waves 2 ft or less. Swell W 3 to 4 ft.
Mon
Wind variable less than 10 kt...becoming NW 10 kt in the afternoon. Wind waves 2 ft or less. Swell W 1 to 2 ft.
Mon Night
Wind NW 10 to 15 kt with gusts to 20 kt. Wind waves 3 to 4 ft in the evening...becoming 2 ft or less. Swell W 1 to 3 ft.
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Last Update: 201 AM PST Thu Jan 18 2018
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