Severe Thunderstorms Back to The Plains; Chance Severe Storms in Mid-Atlantic

A new Pacific storm moving into the Plains will spark a new round of severe thunderstorms in the Plains with potential for damaging winds, very large hail, and tornadoes Tuesday. Heavy rains may produce flash floods, especially, from north-central Texas into Kansas. In the Mid-Atlantic,there will be a chance of severe thunderstorms. Strong winds in the Southwest west are keeping fire dangers high.
Read More...

Last Update: 831 PM PDT MON MAR 27 2017

View Nearby Observations

For More Weather Information:

Portland, OR Local Forecast Office

36NM W Cannon Beach OR

Marine Zone Forecast


...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS IN EFFECT THROUGH TUESDAY EVENING...
...SMALL CRAFT ADVISORY FOR WINDS IN EFFECT FROM 11 PM PDT THIS EVENING THROUGH TUESDAY EVENING...
Synopsis: A WARM FRONT MOVES THROUGH THE WATERS OVERNIGHT. A LOW PRES AREA WILL DEVELOP ALONG THIS FRONT TUE NIGHT AND EARLY WED. THE COLD FRONT MOVES ACROSS THE WATERS WED. HIGH PRES BUILDS OVER THE NE PAC THU AND FRI...REMAINING THROUGH AT LEAST THE FIRST HALF OF THE WEEKEND.

Tonight
SW wind to 15 kt. Wind becoming S 20 to 25 kt after midnight. Wind waves SW 4 ft at 6 seconds. W swell 14 ft at 12 seconds...subsiding to 12 ft at 12 seconds after midnight.
Tue
S wind 20 to 25 kt with gusts to 30 kt. Wind waves S 6 ft at 7 seconds. W swell 10 ft at 16 seconds. Secondary swell W 8 ft at 11 seconds.
Tue Night
S wind 20 to 25 kt with gusts to 30 kt. Wind rising to 25 to 30 kt with gusts to 35 kt after midnight. Combined seas 14 ft dominant period 16 seconds.
Wed
SW wind 20 to 25 kt. Gusts to 35 kt in the morning. Wind waves SW 6 ft at 7 seconds. W swell 12 ft at 15 seconds.
Wed Night
W wind 15 to 20 kt. Gusts to 25 kt. Wind waves W 4 ft at 5 seconds. W swell 11 ft at 13 seconds...subsiding to 9 ft at 13 seconds after midnight.
Thu
NW wind 15 to 20 kt with gusts to 25 kt. Wind waves 4 ft. W swell 8 ft.
Thu Night
NW wind 10 to 15 kt with gusts to 20 kt. Wind waves 3 ft. W swell 8 ft.
Fri
SW wind 5 to 10 kt. Wind waves 1 ft. W swell 8 ft.
Sat
W wind 10 to 15 kt. Wind waves 2 ft. W swell 9 ft.
  Click Map For Detailed Forecast

ABOUT THIS FORECAST

Last Update: 831 PM PDT MON MAR 27 2017
  Forecast Discussion
   

RADAR & SATELLITE IMAGES

Link to Local Radar Data Link to Satellite Data