Deep Cold Trough Meets Gulf Moisture with Significant Impacts Across the Western and Central U.S.

A deep trough and associated cold front is bringing much below normal temperatures in the west, with low elevation snows. Strong winds and widespread snow, will impact the Great Basin, western mountains, and the Plains. The slowing front, will bring prolonged waves of heavy rain across the Mississippi Valley to the Great Lakes. Significant icing forecast north of the heavy rain. Big warm up east.
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11NM ENE Grand Isle LA

Marine Point Forecast

[NOTICE]
  • Washington's
    Birthday

    Slight Chc Showers

    SE 10kt
    2ft

    High: 79 °F

  • Tonight

    Mostly Cloudy

    SE 15kt
    2-3ft

    Low: 69 °F

  • Tuesday

    Slight Chc Showers

    SSE 15kt
    3ft

    High: 77 °F

  • Tuesday
    Night

    Slight Chc Showers

    SE 10kt
    2-3ft

    Low: 68 °F

  • Wednesday

    Slight Chc Thunderstorms

    SSE 15kt
    3ft

    High: 78 °F

  • Wednesday
    Night

    Slight Chc Showers

    SE 10kt
    2-3ft

    Low: 69 °F

  • Thursday

    Slight Chc Thunderstorms

    SE 10kt
    2ft

    High: 77 °F

  • Thursday
    Night

    Partly Cloudy

    ESE 15kt
    2-3ft

    Low: 67 °F

  • Friday

    Partly Sunny

    SE 15kt
    2-3ft

    High: 76 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:20 pm CST Feb 19, 2018
Forecast Valid: 1pm CST Feb 19, 2018-6pm CST Feb 25, 2018

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Detailed Forecast


Synopsis: The next cold front will begin to approach the area by the middle of this week before stalling well north of the coast. A cold front will move to the coast by the weekend.

Washington's Birthday
SE wind around 10 kt. A slight chance of showers. Seas around 2 ft.
Tonight
SE wind 10 to 15 kt. Mostly cloudy. Seas 2 to 3 ft.
Tuesday
SSE wind 10 to 15 kt. A slight chance of showers. Seas around 3 ft.
Tuesday Night
SE wind around 10 kt. A slight chance of showers. Seas 2 to 3 ft.
Wednesday
SSE wind 10 to 15 kt. A slight chance of showers and thunderstorms. Seas around 3 ft.
Wednesday Night
SE wind around 10 kt. A slight chance of showers. Seas 2 to 3 ft.
Thursday
SE wind around 10 kt. A slight chance of showers and thunderstorms. Seas around 2 ft.
Thursday Night
ESE wind 10 to 15 kt. Partly cloudy. Seas 2 to 3 ft.
Friday
SE wind 10 to 15 kt. Partly sunny. Seas 2 to 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: 29.27°N 89.8°W
Last Update: 12:20 pm CST Feb 19, 2018
Forecast Valid: 1pm CST Feb 19, 2018-6pm CST Feb 25, 2018
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