Very Heavy Rain, Severe Thunderstorms, and High Flash Flood Risk moves into the Mississippi Valley and Midwest

Thunderstorms, some severe, with very heavy rain have moved into the Mid South and Tennessee Valley today. Flash flooding and severe thunderstorms will be possible from the central Gulf Coast to the Upper Great Lakes. The greatest threat of excessive rains will be in portions of the Lower and Middle Mississippi Valleys. This storm system has a history of producing life threatening flash floods.
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48NM SW Annapolis MD

Marine Point Forecast

[NOTICE]
  • Tonight

    Partly Cloudy

    S 10kt
    1ft
  • Monday

    Chance Thunderstorms

    SSW 14kt
    1-2ft

    Small Craft Advisory
    Small Craft Advisory

  • Monday
    Night

    Thunderstorms Likely

    SSW 15kt
    1ft

    Small Craft Advisory
    Small Craft Advisory

  • Tuesday

    Mostly Sunny

    WSW 15kt
    1-2ft
  • Tuesday
    Night

    Mostly Clear

    WSW 9kt
    1ft
  • Wednesday

    Sunny

    WNW 8kt
    1ft
  • Wednesday
    Night

    Chance Showers

    Light Wind
    1ft
  • Thursday

    Showers Likely

    Winds IncreasingESE 7kt
    1ft
  • Thursday
    Night

    Showers Likely

    E 6kt
    1ft

Associated Zone Forecast which includes this point

Last Update: 2:24 pm EDT Apr 30, 2017
Forecast Valid: 7pm EDT Apr 30, 2017-6pm EDT May 7, 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 STATIONARY FRONT OVER THE AREA WILL RETREAT NORTHWARD TONIGHT. A STRONG COLD FRONT WILL APPROACH FROM THE WEST MONDAY BEFORE PASSING THROUGH MONDAY NIGHT. HIGH PRESSURE WILL BUILD OVERHEAD TUESDAY INTO WEDNESDAY. LOW PRESSURE MAY IMPACT THE WATERS LATE IN THE WEEK. A SMALL CRAFT ADVISORY WILL LIKELY BE NEEDED INTO TUESDAY...AS MAY BE POSSIBLE WEDNESDAY AND THURSDAY FOR PORTIONS OF THE WATERS.

Tonight
S wind 7 to 10 kt. Partly cloudy. Seas around 1 ft.
Monday
SSW wind 10 to 14 kt, with gusts as high as 24 kt. A chance of showers and thunderstorms, mainly after 5pm. Seas 1 to 2 ft.
Monday Night
S wind 13 to 15 kt becoming SW after midnight. Winds could gust as high as 22 kt. Showers and thunderstorms likely before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then a slight chance of showers after 2am. Seas around 1 ft.
Tuesday
WSW wind 12 to 15 kt, with gusts as high as 27 kt. Mostly sunny. Seas 1 to 2 ft.
Tuesday Night
WSW wind 5 to 9 kt. Mostly clear. Seas around 1 ft.
Wednesday
WNW wind 6 to 8 kt. Sunny. Seas around 1 ft.
Wednesday Night
Variable winds 5 kt or less. A chance of showers. Seas around 1 ft.
Thursday
Variable winds less than 5 kt becoming ESE 5 to 7 kt in the morning. Showers likely. Seas around 1 ft.
Thursday Night
E wind around 6 kt becoming SSE after midnight. Showers 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: 38.47°N 77.3°W
Last Update: 2:24 pm EDT Apr 30, 2017
Forecast Valid: 7pm EDT Apr 30, 2017-6pm EDT May 7, 2017
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