Heavy Rainfall and Severe Thunderstorm Threats; Heat Risk Expands; Monitoring the Tropics

Flash flooding risks continue for portions of the Four Corners and Great Basin through today. Severe thunderstorms are outlooked from the eastern Great Lakes, southern New England into the mid-Atlantic through Tuesday. Heat risk increases and expands across the center of the nation and across the Ohio Valley and mid-Atlantic this week. Continue to closely monitor tropical development in the Gulf. Read More >

13NM ESE Annapolis MD

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:Variable winds less than 5 kt becoming SW around 6 kt after midnight. A slight chance of showers and thunderstorms between 9pm and 10pm.   Seas 1 ft or less.

      ⇑SW 6kt
      < 1ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. A slight chance of showers before 4pm, then a slight chance of showers and thunderstorms after 5pm.   Seas 1 ft or less.

      Light Wind
      < 1ft

    • Tuesday Night

      Tuesday Night:SSW wind around 6 kt becoming variable and less than 5 kt after midnight. A chance of thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am.   Seas 1 ft or less.

      SSW 6kt⇓
      < 1ft

    • Wednesday

      Wednesday:Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.

      Light Wind
      < 1ft

    • Wednesday Night

      Wednesday Night:ESE wind around 7 kt becoming S after midnight. A chance of showers and thunderstorms before 2am.   Seas 1 ft or less.

      SE 7kt
      < 1ft

    • Thursday

      Thursday:Variable winds 5 kt or less. A slight chance of showers and thunderstorms after 2pm.   Seas 1 ft or less.

      Light Wind
      < 1ft

    • Thursday Night

      Thursday Night:SSW wind around 6 kt becoming W after midnight. A slight chance of showers and thunderstorms before 2am.   Seas 1 ft or less.

      SSW 6kt
      < 1ft

    • Friday

      Friday:Variable winds 5 kt or less. A slight chance of showers and thunderstorms after 2pm.   Seas 1 ft or less.

      Light Wind
      < 1ft

    • Friday Night

      Friday Night:Variable winds less than 5 kt becoming N 5 to 8 kt after midnight. A chance of showers and thunderstorms, mainly between 8pm and 2am.   Seas 1 ft or less.

      ⇑N 8kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 4:52 pm EDT Aug 31, 2026
Forecast Valid: 7pm EDT Aug 31, 2026-6pm EDT Sep 7, 2026

View Nearby Observations

Detailed Forecast


Tonight
Variable winds less than 5 kt becoming SW around 6 kt after midnight. A slight chance of showers and thunderstorms between 9pm and 10pm. Seas 1 ft or less.
Tuesday
Variable winds 5 kt or less. A slight chance of showers before 4pm, then a slight chance of showers and thunderstorms after 5pm. Seas 1 ft or less.
Tuesday Night
SSW wind around 6 kt becoming variable and less than 5 kt after midnight. A chance of thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Seas 1 ft or less.
Wednesday
Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.
Wednesday Night
ESE wind around 7 kt becoming S after midnight. A chance of showers and thunderstorms before 2am. Seas 1 ft or less.
Thursday
Variable winds 5 kt or less. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.
Thursday Night
SSW wind around 6 kt becoming W after midnight. A slight chance of showers and thunderstorms before 2am. Seas 1 ft or less.
Friday
Variable winds 5 kt or less. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.
Friday Night
Variable winds less than 5 kt becoming N 5 to 8 kt after midnight. A chance of showers and thunderstorms, mainly between 8pm and 2am. 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: 38.87°N 76.25°W
Last Update: 4:52 pm EDT Aug 31, 2026
Forecast Valid: 7pm EDT Aug 31, 2026-6pm EDT Sep 7, 2026
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