Dangerous Heat Building in the West; Severe Storms in the Upper Midwest

A long duration heat wave will build across the Southwest, California, and Pacific Northwest. Dangerous heat is also forecast for the Great Basin and South Plains. Severe storms in the Upper Midwest may have locally heavy rain, damaging winds, and very large hail. Heavy rain and flooding will also be possible in the Deep South and Appalachians.
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5NM SSE Annapolis MD

Marine Point Forecast

[NOTICE]
  • Overnight

    Chance Showers

    ENE 9kt
    1ft
  • Friday

    Chance Thunderstorms

    NE 11kt
    1ft
  • Friday
    Night

    Chance Thunderstorms

    NE 9kt
    1ft
  • Saturday

    Heavy Rain

    NE 10kt
    1ft
  • Saturday
    Night

    Heavy Rain

    E 13kt
    1-2ft
  • Sunday

    Showers Likely

    E 10kt
    1ft
  • Sunday
    Night

    Chance Thunderstorms

    NE 8kt
    1ft
  • Monday

    Mostly Sunny

    NNW 7kt
    1ft
  • Monday
    Night

    Mostly Clear

    W 6kt
    < 1ft

Associated Zone Forecast which includes this point

Last Update: 1:32 am EDT Aug 14, 2020
Forecast Valid: 2am EDT Aug 14, 2020-6pm EDT Aug 20, 2020

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Detailed Forecast


Synopsis: A stationary front will remain near the Mid Atlantic through Saturday before gradually moving to the south late in the weekend. A cold front will approach early next week. A Small Craft Advisory may be needed for portions of the waters Friday night through Saturday night.

Overnight
ENE wind around 9 kt. A chance of showers and thunderstorms. Seas around 1 ft.
Friday
NE wind around 11 kt. A chance of showers and thunderstorms. Seas around 1 ft.
Friday Night
NE wind around 9 kt. A chance of showers and thunderstorms. Seas around 1 ft.
Saturday
NE wind around 10 kt. A chance of showers and thunderstorms. Some of the storms could produce heavy rain. Seas around 1 ft.
Saturday Night
E wind 10 to 13 kt, with gusts as high as 19 kt. Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rain. Seas 1 to 2 ft.
Sunday
E wind around 10 kt. Showers likely and possibly a thunderstorm. Seas around 1 ft.
Sunday Night
NE wind 6 to 8 kt becoming N after midnight. A chance of showers and thunderstorms before 2am. Seas around 1 ft.
Monday
NNW wind around 7 kt. Mostly sunny. Seas around 1 ft.
Monday Night
W wind around 6 kt. Mostly clear. Seas 1 ft or less.

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: 38.89°N 76.45°W
Last Update: 1:32 am EDT Aug 14, 2020
Forecast Valid: 2am EDT Aug 14, 2020-6pm EDT Aug 20, 2020
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