Heavy rain and severe weather possible from the northern/central Plains to the Upper Midwest

Heavy rainfall and severe thunderstorms are expected across portions of the northern and central Plains, pushing eastward into the Upper Midwest by Wednesday. These severe thunderstorms may be capable of producing large hail and damaging winds, and possibly some tornadoes.
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Last Update: 229 PM PDT Tue Jun 27 2017

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Portland, OR Local Forecast Office

36NM W Cannon Beach OR

Marine Zone Forecast


Synopsis: High pressure persists over the NE Pacific through the weekend as a thermal low remains over Northern California. Surface high pressure increases a little on Sunday for a stronger north surface pressure gradient. The seas near shore (0 to 5 nm) will likely be choppy Wednesday morning with the strong ebb.

Tonight
NW wind 10 to 15 kt, rising to 15 to 20 kt with local gusts to 25 kt beyond 20 nm after midnight. Wind waves NW 3 ft at 5 seconds. NW swell 6 ft at 8 seconds.
Wed
NW wind 10 to 15 kt with gusts to 20 kt beyond 10 nm. wind waves NW 3 ft at 5 seconds. NW swell 6 ft at 8 seconds.
Wed Night
NW wind 10 to 15 kt. Gusts to 20 kt in the evening. Wind waves NW 3 ft at 5 seconds. NW swell 5 ft at 8 seconds.
Thu
NW wind 10 to 15 kt, easing to 5 to 10 kt in the afternoon. Wind waves NW 2 ft at 4 seconds. W swell 5 ft at 10 seconds.
Thu Night
NW wind 10 to 15 kt. Gusts to 20 kt in the evening. Wind waves NW 3 ft at 5 seconds. W swell 5 ft at 9 seconds.
Fri
NW wind 10 to 15 kt with gusts to 20 kt. Wind waves 3 ft. W swell 3 ft.
Fri Night
NW wind 10 to 15 kt. Wind waves 3 ft. W swell 4 ft.
Sat
NW wind 5 to 10 kt increasing to 15 kt in the afternoon. Wind waves 1 to 2 ft. W swell 5 ft.
Sun
N wind 15 to 20 kt. Wind waves 4 ft. W swell 4 ft.
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ABOUT THIS FORECAST

Last Update: 229 PM PDT Tue Jun 27 2017
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