Severe Thunderstorm Threat Increasing This Week from the High Plains to Gulf Coast

A storm system will move from the Rockies to the East Coast during the next several days bringing a severe thunderstorm threat to many parts of the nation. On Thursday, large hail will be the main threat in the High Plains. By Friday a more widespread threat will develop in the ArkLaTex region where damaging winds, very large hail and tornadoes will be possible.
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For More Weather Information:

Portland, OR Local Forecast Office

10NM S Cannon Beach OR

Marine Point Forecast

[NOTICE]
  • Overnight

    Slight Chc Showers

    SSW 10kt
    8ft
  • Thursday

    Rain

    Winds IncreasingSSE 21kt
    Waves Building9ft
  • Thursday
    Night

    Rain

    SSE 30ktWinds Decreasing
    10-11ft

    Gale Warning
    Gale Warning

  • Friday

    Showers

    SSW 13kt
    10ftWaves Subsiding
  • Friday
    Night

    Showers

    WSW 12kt
    8-10ft
  • Saturday

    Showers Likely

    SW 6kt
    9ft
  • Saturday
    Night

    Mostly Cloudy

    SSE 6kt
    8ft
  • Sunday

    Rain

    SE 14kt
    5ft
  • Sunday
    Night

    Showers

    SE 15kt
    9ft

Associated Zone Forecast which includes this point

Last Update: 8:31 pm PDT Mar 22, 2017
Forecast Valid: 11pm PDT Mar 22, 2017-6pm PDT Mar 29, 2017

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Detailed Forecast


Synopsis: WEAK HIGHER PRES BUILDING OVER THE COASTAL WATERS THIS EVENING WILL MOVE INLAND LATER TONIGHT AND THU MORNING. THE FRONT FROM THE NEXT LOW PRES SYSTEM WILL MOVE INTO THE WATERS THU AFTERNOON AND OVERNIGHT THU NIGHT. LOWER PRES WILL REMAIN OFF THE COAST THROUGH FRI. HIGHER PRES WILL SLOWLY BUILD OVER THE WATERS FRI NIGHT AND SAT. THE NEXT FRONT IS EXPECTED SUN AFTERNOON AND SUN NIGHT.

Overnight
SSW wind 8 to 10 kt becoming SSE after midnight. A slight chance of showers. Mixed swell...WSW 7 ft at 9 seconds and WNW 4 ft at 13 seconds. Wind waves 1 to 2 ft.
Thursday
SSE wind 8 to 13 kt increasing to 16 to 21 kt in the morning. Rain, mainly after 11am. Mixed swell...SW 8 ft at 9 seconds and W 4 ft at 7 seconds becoming WNW at 14 seconds . Wind waves 1 ft building to 4 ft.
Thursday Night
SSE wind 25 to 30 kt decreasing to 15 to 20 kt after midnight. Winds could gust as high as 38 kt. Rain. Mixed swell...SW 10 ft at 10 seconds and WNW 4 ft at 13 seconds. Wind waves 7 ft subsiding to 3 ft.
Friday
SSW wind 11 to 13 kt. Showers. Mixed swell...SSW 6 to 9 ft and WNW 3 ft. Wind waves 2 to 3 ft.
Friday Night
WSW wind 9 to 12 kt, with gusts as high as 19 kt. Showers. Mixed swell...SSW 4 to 5 ft and W 7 to 8 ft. Wind waves around 2 ft.
Saturday
SW wind around 6 kt. Showers likely, mainly before 11am. Mixed swell...W 8 ft and WNW 4 ft. Wind waves around 1 ft.
Saturday Night
W wind around 6 kt becoming SSE in the evening. Mostly cloudy. Mixed swell...W 7 ft and NW 4 ft. Wind waves around 1 ft.
Sunday
SE wind 8 to 14 kt. Rain. W swell 5 ft. Wind waves 1 to 2 ft.
Sunday Night
SE wind 12 to 15 kt becoming S in the evening. Showers. WNW swell 8 ft. Wind waves around 3 ft.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
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ABOUT THIS FORECAST

Point Forecast: 45.72°N 123.97°W
Last Update: 8:31 pm PDT Mar 22, 2017
Forecast Valid: 11pm PDT Mar 22, 2017-6pm PDT Mar 29, 2017
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