Heavy Rain and Potential for Flash Flooding

Strong to severe thunderstorms are forecast to develop along a frontal system stretching from portions of the Mississippi Valley into the Ohio Valley. These storms may produce heavy rain and flash flooding. The threat shifts east on Friday. Moonsoon moisture will continue to produce heavy rain with the possibility of localized flash flooding in the Four Corners area.
Read More...

Last Update: 246 PM PDT Thu Jul 27 2017

View Nearby Observations

For More Weather Information:

Portland, OR Local Forecast Office

19NM NW Newport OR

Marine Zone Forecast


Synopsis: High pressure over the northeast Pacific will remain into next week. Strengthening trough of low pressure over northern California will bring strengthening northerly winds this weekend continuing into early next week.

Tonight
N wind 10 to 15 kt. Gusts to 20 kt. Wind waves N 2 ft at 5 seconds. W swell 3 ft at 8 seconds.
Fri
N wind 15 kt with gusts to 20 kt. Wind waves N 3 ft at 5 seconds. W swell 3 ft at 8 seconds. Patchy morning fog.
Fri Night
N wind 15 to 20 kt. Gusts to 25 kt, becoming 20 kt after midnight. Wind waves N 3 ft at 6 seconds. W swell 4 ft at 7 seconds.
Sat
N wind 10 to 15 kt with gusts to 20 kt. Wind waves N 3 ft at 5 seconds. W swell 2 ft at 6 seconds.
Sat Night
N wind 15 to 20 kt, easing to 10 to 15 kt after midnight. Wind waves N 3 ft at 5 seconds. W swell 1 ft at 7 seconds.
Sun
N wind 10 to 15 kt with gusts to 20 kt. Wind waves 3 ft. W swell 3 ft.
Sun Night
N wind 15 to 20 kt with gusts to 25 kt. Wind waves 3 ft. W swell 5 ft.
Mon
N wind 20 to 25 kt. Wind waves 4 ft. W swell 6 ft.
Tue
N wind 15 to 20 kt. Wind waves 3 ft. W swell 5 ft.
  Click Map For Detailed Forecast

ABOUT THIS FORECAST

Last Update: 246 PM PDT Thu Jul 27 2017
  Forecast Discussion
   

RADAR & SATELLITE IMAGES

Link to Local Radar Data Link to Satellite Data