Heavy rain and isolated severe storms in portions of the West

A storm system will bring rain and thunderstorms to much of the Intermountain West and northern High Plains on Friday. Isolated severe thunderstorms with large hail and damaging winds are possible from northeast California to Wyoming. Heavy rain could lead to flash flooding, especially in the mountains of Wyoming.
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Last Update: 115 PM PDT THU MAY 5 2016

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San Diego, CA Local Forecast Office

43NM SSW Laguna Beach CA

Marine Zone Forecast


Synopsis: AT 200 PM...A 1014 MB HIGH WAS 200 MILES WEST OF SAN DIEGO AND A 1009 MB LOW WAS OVER YUMA. ONSHORE FLOW WILL INCREASE TODAY AS A TROUGH OF LOW PRESSURE APPROACHES FROM THE WEST. THIS SYSTEM WILL GENERATE SHOWERS THIS AFTERNOON THROUGH SATURDAY. THERE WILL BE A SLIGHT CHANCE OF THUNDERSTORMS OVER THE COASTAL WATERS THIS EVENING THROUGH FRIDAY AFTERNOON.

Tonight
Wind SW 10 kt. Wind waves 2 ft or less. Mixed swell W 2 to 3 ft at 10 seconds and S 2 ft at 13 seconds. Chance of showers in the evening. Slight chance of tstms. Showers likely after midnight.
Fri
Wind variable less than 10 kt...becoming SW 10 kt in the afternoon. Wind waves 2 ft or less. Mixed swell W 2 to 3 ft at 10 seconds and S 2 ft at 13 seconds. Showers likely and slight chance of tstms.
Fri Night
Wind W 10 kt in the evening...becoming variable less than 10 kt. Wind waves 2 ft or less. Mixed swell W 3 to 4 ft at 9 seconds and S 2 ft at 13 seconds. Chance of showers.
Sat
Wind variable less than 10 kt...becoming W 10 kt in the afternoon. Wind waves 2 ft or less. Mixed swell W 2 to 4 ft at 9 seconds and S 2 ft at 12 seconds. Chance of showers.
Sat Night
Wind W 10 kt. Wind waves 2 ft or less. Mixed swell W 2 to 3 ft at 9 seconds and S 2 ft at 12 seconds. Slight chance of showers in the evening.
Sun
Wind W 10 kt. Wind waves 2 ft or less. Mixed swell W 1 to 3 ft and S 2 ft.
Sun Night
Wind W 10 kt in the evening...becoming variable less than 10 kt. Wind waves 2 ft or less. Mixed swell W 1 to 2 ft and SW 2 ft.
Mon
Wind variable less than 10 kt. Wind waves 2 ft or less. Mixed swell W 2 to 3 ft and SW 3 to 4 ft.
Mon Night
Wind NW 10 kt. Wind waves 2 ft or less. Mixed swell W 2 to 3 ft and S 2 to 3 ft.
Tue
Wind variable less than 10 kt...becoming NW 10 kt in the afternoon. Wind waves 2 ft or less. Mixed swell W 2 to 3 ft and SW 2 ft.
Tue Night
Wind NW 10 to 15 kt. Gusts to 20 kt in the evening. Wind waves 3 ft in the evening...becoming 2 ft or less. Mixed swell W 1 to 2 ft and S 2 ft.
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Last Update: 115 PM PDT THU MAY 5 2016
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