Heavy rain and flash flooding possible in portions of the Southwest this weekend

An upper-level low in the Southwest U.S. will act as a trigger for thunderstorms this weekend. The area of greatest concern is in New Mexico, southeast Utah and portions of southern Colorado. Storms will be slow moving and could bring several rounds of rain to the same areas. Rainfall amounts may exceed 3 inches in localized areas. Flash Flood Watches are in effect.
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Last Update: 858 AM PDT Sun Aug 20 2017

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Seattle, WA Local Forecast Office

48NM NNE Port Angeles WA

Marine Zone Forecast


Synopsis: PZZ100-210100- 858 AM PDT Sun Aug 20 2017 .Synopsis for the northern and central Washington coastal and inland waters...A typical August pattern will prevail through the middle of next week. Expect onshore flow of varying strength to persist due to high pres offshore and lower pres east of the Cascades. A weak system will approach the coastal waters on Wednesday and move inland Thursday. $$

Today
SW wind to 10 kt. Wind waves 1 ft or less.
Tonight
SW wind 5 to 15 kt. Wind waves 2 ft or less.
Mon
W wind to 10 kt becoming NW in the afternoon. Wind waves 1 ft or less. Patchy fog in the morning.
Mon Night
NW wind 5 to 15 kt becoming SW after midnight. Wind waves 2 ft or less.
Tue
Light wind becoming W to 10 kt in the afternoon. Wind waves 1 ft or less.
Tue Night
S wind 15 to 25 kt. Wind waves 2 to 4 ft.
Wed
SW wind 5 to 15 kt. Wind waves 2 ft or less.
Thu
SW wind 5 to 15 kt becoming 10 to 20 kt. Wind waves 1 to 3 ft.
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ABOUT THIS FORECAST

Last Update: 858 AM PDT Sun Aug 20 2017
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