Heavy rain, mountain snow and strong winds in the western U.S. this week

The western U.S. will experience active weather yet again this week as significant Pacific moisture brings rain and mountain snow to the region. This heavy rain will bring flood concerns to parts of WA, OR and CA. Very heavy snow is possible in the Sierra, Cascades, Great Basin and parts of the northern Rockies.
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8NM SSE Annapolis MD

Marine Point Forecast

[NOTICE]
  • Today

    Slight Chc Showers

    NW 12kt
    1-2ft

    Small Craft Advisory
    Small Craft Advisory

  • Tonight

    Partly Cloudy

    NW 9kt
    1ft
  • Thursday

    Mostly Sunny

    NNW 6kt
    < 1ft
  • Thursday
    Night

    Partly Cloudy

    Light Wind
    < 1ft
  • Friday

    Rain

    Winds IncreasingSE 6kt
    < 1ft
  • Friday
    Night

    Showers Likely

    SSE 6ktWinds Decreasing
    < 1ft
  • Saturday

    Mostly Cloudy

    Light Wind
    < 1ft
  • Saturday
    Night

    Chance Rain

    Light Wind
    < 1ft
  • Sunday

    Rain Likely

    Winds IncreasingE 11kt
    1ft

Associated Zone Forecast which includes this point

Last Update: 6:27 am EST Jan 18, 2017
Forecast Valid: 9am EST Jan 18, 2017-6pm EST Jan 24, 2017

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Detailed Forecast

FORECASTS OF WAVE HEIGHTS DO NOT INCLUDE EFFECTS OF WIND DIRECTION RELATIVE TO TIDAL CURRENTS. EXPECT HIGHER WAVES WHEN WINDS ARE BLOWING AGAINST THE TIDAL FLOW.

Synopsis: A COLD FRONT WILL PASS THROUGH THE AREA EARLY THIS MORNING, FOLLOWED BY HIGH PRESSURE BUILDING OVERHEAD LATER THIS AFTERNOON THROUGH THURSDAY. A WARM FRONT WILL THEN APPROACH THE REGION FRIDAY AND REMAIN NEARBY SATURDAY, WITH AN AREA OF LOW PRESSURE AFFECTING THE WATERS SUNDAY INTO EARLY NEXT WEEK. SMALL CRAFT ADVISORIES MAY BE NEEDED SATURDAY NIGHT THROUGH MONDAY.

Today
NW wind 9 to 12 kt, with gusts as high as 20 kt. A slight chance of showers between 10am and 1pm. Seas 1 to 2 ft.
Tonight
NW wind 7 to 9 kt. Partly cloudy. Seas around 1 ft.
Thursday
NNW wind around 6 kt becoming W in the afternoon. Mostly sunny. Seas 1 ft or less.
Thursday Night
Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.
Friday
Variable winds less than 5 kt becoming SE around 6 kt in the morning. Rain, mainly after 10am. Seas 1 ft or less.
Friday Night
SSE wind around 6 kt becoming variable and less than 5 kt after midnight. Showers likely, mainly before 7pm. Seas 1 ft or less.
Saturday
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Saturday Night
Variable winds 5 kt or less. A chance of rain. Seas 1 ft or less.
Sunday
E wind 5 to 8 kt increasing to 8 to 11 kt in the afternoon. Rain likely. Seas around 1 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: 38.85°N 76.43°W
Last Update: 6:27 am EST Jan 18, 2017
Forecast Valid: 9am EST Jan 18, 2017-6pm EST Jan 24, 2017
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