Excessive Heat Continues today for Portions of Central and Eastern U.S.; Change in Weather Pattern this Week

Dangerous heat and humidity continues today from portions of the Plains to the East Coast. A cold front will bring lower temperatures, and potential for strong to severe thunderstorms with damaging winds and heavy rain that could produce flash flooding to the Central and Eastern U.S. through early this week. High pressure shifts West this week with building heat and monsoonal moisture.
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Hazardous Weather Conditions

12NM S Annapolis MD

Marine Point Forecast

[NOTICE]
  • Tonight

    Chance Thunderstorms

    SW 6kt
    < 1ft
  • Monday

    Heavy Rain

    Winds IncreasingSSW 9kt
    < 1ft
  • Monday
    Night

    Heavy Rain

    WSW 9kt
    1ft
  • Tuesday

    Showers Likely

    NW 9kt
    1ft
  • Tuesday
    Night

    Slight Chc Showers

    Winds IncreasingNNW 7kt
    < 1ft
  • Wednesday

    Mostly Sunny

    N 8kt
    1ft
  • Wednesday
    Night

    Mostly Clear

    Light Wind
    < 1ft
  • Thursday

    Sunny

    Light Wind
    < 1ft
  • Thursday
    Night

    Mostly Clear

    Light Wind
    1ft

Associated Zone Forecast which includes this point

Last Update: 7:31 pm EDT Jul 21, 2019
Forecast Valid: 9pm EDT Jul 21, 2019-6pm EDT Jul 28, 2019

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Detailed Forecast


Synopsis: A cold front will approach from the northwest through Monday, then pass through Monday night into Tuesday. High pressure will return for the middle portion of the week. A Small Craft Advisory may be needed for portions of the waters Monday and Tuesday.

Tonight
SW wind around 6 kt becoming W after midnight. A chance of showers and thunderstorms, mainly after 2am. Seas 1 ft or less.
Monday
Variable winds less than 5 kt becoming SSW 5 to 9 kt in the morning. Showers and thunderstorms, mainly after noon. Some of the storms could produce gusty winds and heavy rain. Seas 1 ft or less.
Monday Night
WSW wind 7 to 9 kt. Showers and possibly a thunderstorm. Some of the storms could produce gusty winds and heavy rain. Seas around 1 ft.
Tuesday
NW wind 6 to 9 kt. Showers likely and possibly a thunderstorm before noon, then a chance of showers. Seas around 1 ft.
Tuesday Night
Variable winds less than 5 kt becoming NNW 5 to 7 kt in the evening. A slight chance of showers before midnight. Seas 1 ft or less.
Wednesday
N wind around 8 kt. Mostly sunny. Seas around 1 ft.
Wednesday Night
Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.
Thursday
Variable winds 5 kt or less. Sunny. Seas 1 ft or less.
Thursday Night
Variable winds 5 kt or less. Mostly clear. Seas around 1 ft.

Winds and waves higher and visibilities lower in and near tstms.

*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: 38.77°N 76.5°W
Last Update: 7:31 pm EDT Jul 21, 2019
Forecast Valid: 9pm EDT Jul 21, 2019-6pm EDT Jul 28, 2019
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